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OceanStor Dorado V3 Series

V300R001

Parts Replacement

Issue

Date

2019-01-30

HUAWEI TECHNOLOGIES CO., LTD.

Содержание V300R001

Страница 1: ...OceanStor Dorado V3 Series V300R001 Parts Replacement Issue 05 Date 2019 01 30 HUAWEI TECHNOLOGIES CO LTD ...

Страница 2: ...scribed in this document may not be within the purchase scope or the usage scope Unless otherwise specified in the contract all statements information and recommendations in this document are provided AS IS without warranties guarantees or representations of any kind either express or implied The information in this document is subject to change without notice Every effort has been made in the pre...

Страница 3: ... V3 Intended Audience This document is intended for l Technical support engineers l Maintenance engineers Symbol Conventions The symbols that may be found in this document are defined as follows Symbol Description Indicates an imminently hazardous situation which if not avoided will result in death or serious injury Indicates a potentially hazardous situation which if not avoided could result in d...

Страница 4: ...n document issues are cumulative The latest document issue contains all the changes made in earlier issues Issue 05 2019 01 30 This issue is the fifth official release Updated the parts of a quorum server that can be replaced and the procedure for replacing those parts Issue 04 2018 11 23 This issue is the fourth official release Optimized the document structure based on the replacement methods of...

Страница 5: ...Issue 01 2018 06 30 This issue is the first official release OceanStor Dorado V3 Series Parts Replacement About This Document Issue 05 2019 01 30 Copyright Huawei Technologies Co Ltd iv ...

Страница 6: ... Replacing CRUs 11 4 1 Replacing a Power Module 11 4 1 1 Replacing a Power Module for Dorado5000 V3 11 4 1 2 Replacing a Power Module for Dorado6000 V3 18 4 1 3 Replacing a Power Module for Dorado18000 V3 24 4 1 4 Replacing a Power Module for Disk Enclosure 28 4 1 5 Replacing a Power Module for Data Switch 34 4 2 Replacing a BBU 37 4 2 1 Replacing a BBU for Dorado5000 V3 37 4 2 2 Replacing a BBU f...

Страница 7: ... Dorado6000 V3 139 5 8 3 Replacing a Power Module for Dorado18000 V3 145 5 8 4 Replacing a Power Module for Disk Enclosure 149 5 9 Replacing a BBU 155 5 9 1 Replacing a BBU for Dorado5000 V3 155 5 9 2 Replacing a BBU for Dorado6000 V3 160 5 9 3 Replacing a BBU for Dorado18000 V3 164 5 10 Replacing a Fan Module 168 5 10 1 Replacing a Fan Module for Dorado6000 V3 168 5 10 2 Replacing a Fan Module fo...

Страница 8: ...Making Debugging Preparations 205 7 2 How to Use the Document 206 7 3 How to Obtain Help from Website 206 7 4 Ways to Contact Huawei 206 8 Glossary 207 9 Acronyms and Abbreviations 219 OceanStor Dorado V3 Series Parts Replacement Contents Issue 05 2019 01 30 Copyright Huawei Technologies Co Ltd vii ...

Страница 9: ... Short Circuit Protection 1 7 Safety Precautions for Operating Equipment 1 8 Safety Precautions for Condensation Prevention 1 1 Alarm and Safety Symbols When installing or maintaining equipment follow the precautions indicated by alarm and safety symbols to prevent personal injury and equipment damage Table 1 1 lists the alarm and safety symbols labeled on equipment Table 1 1 Alarm and safety symb...

Страница 10: ...c sensitive devices ESSDs on the circuit boards l The electronic line is prone to electrostatic damage Wear an ESD wrist strap ESD gloves and ESD clothing when handling disks especially bare disks Hold a disk by its edge l Since an ESD wrist strap only prevents static electricity from the body the ESD clothing is required to prevent static electricity from clothes l Before installing or replacing ...

Страница 11: ...damage to the optical module caused by excessively strong optical power l Unless necessary do not remove or insert the modules connecting to fibers 1 4 Safety Precautions for Using Fibers Use fibers in a safe and correct manner to ensure proper operation of the equipment and prevent personal injury and equipment damage The laser beam on an optical interface board or from a fiber may cause eye inju...

Страница 12: ...es follow the electrical safety precautions to prevent personal injury and equipment damage Power on and Power off l Before checking device installation and cable connections ensure that the system power supply is switched off Otherwise incorrect or loose cable connections may result in personal injury or equipment damage l Do not wear an ESD wrist strap when powering on the equipment to prevent a...

Страница 13: ...res are safe and effective l Keep the troubleshooting area clean and dry 1 8 Safety Precautions for Condensation Prevention Before installing the equipment ensure that no condensation is on the equipment Otherwise the equipment may fail to be powered on If the indoor and outdoor temperature difference is 15 C or more wait eight hours after moving devices to the equipment room and before installing...

Страница 14: ...ques and Knowledge The maintenance personnel must know l Storage technologies such as direct attached storage DAS and storage area network SAN l Ethernet technology l Basic knowledge about the TCP IP protocol Basic Operations The maintenance personnel must know l How to operate storage devices l How to operate various application servers l How to operate data transfer devices such as routers Test ...

Страница 15: ...ptical power meter Measures optical power Optical fiber jumper Replaces faulty fiber jumpers Fiber binding straps Binds faulty fiber jumpers Network cable Replaces faulty network cables Network cable tester Tests the connection of network cables Multimeter Tests electrical parameters ESD wrist strap Protects ESSDs from the static electricity of technicians ESD bag Protects ESSDs from static electr...

Страница 16: ... can obtain the spare part code by viewing the paper label on the component to be replaced NOTE On the paper label of a component the entire code starts with 21 and the spare part code ranges from the third character to tenth character of the entire code For example if the code on the paper label is 210235G75BZ0D3000027 the spare part code is 0235G75B OceanStor Dorado V3 Series Parts Replacement 2...

Страница 17: ...s can replace at the deployment site by referring to the operation guide l Operators Huawei technical support engineers and maintenance engineers as well as technical support engineers and maintenance engineers certificated by Huawei l Replaceable modules all replaceable modules To effectively check software and hardware status and ensure the successful replacement of an FRU use the FRU replacemen...

Страница 18: ...r module BBU BBU Fan module Fan module Controller Interface module System subrack Disk module Management module Expansion module Data switch Optical module Cable OceanStor Dorado V3 Series Parts Replacement 3 Distinguishing CRUs and FRUs Issue 05 2019 01 30 Copyright Huawei Technologies Co Ltd 10 ...

Страница 19: ... Impact on the System During the replacement of a power module if the redundant power module fails the system services will be interrupted Prerequisites l The spare part is ready l The power module that you want to replace has been located NOTE You can locate a component in either of the following ways l Locating a component based on alarms in DeviceManager On the Alarms and Events page of DeviceM...

Страница 20: ...s and Materials l ESD wrist strap l ESD bag l Label l Phillips screwdriver Procedure Step 1 Perform a pre replacement check Check whether there is a redundant power module and whether the Running Alarm indicator of the redundant power module is steady green as shown in Figure 4 1 For details about the indicators on different components see Running Alarm Indicators on a Dorado5000 V3 Controller Enc...

Страница 21: ...s screwdriver remove the shock absorption sheets washers and OT terminal round holes as shown in step 2 of Figure 4 3 NOTE When unfastening the screws from the DC power cable prevent the shock absorption sheets and washers from sliding off d Install the protective cover on the DC power module as shown in step 3 of Figure 4 3 Step 4 Press the latch on the power module to release the handle and pull...

Страница 22: ...atch on the BBU and pull out the BBU as shown in Figure 4 5 Figure 4 5 Removing a BBU Step 6 Put the removed power module into an ESD bag OceanStor Dorado V3 Series Parts Replacement 4 Replacing CRUs Issue 05 2019 01 30 Copyright Huawei Technologies Co Ltd 14 ...

Страница 23: ...ndle of the spare part insert the spare part into the empty slot and close the handle as shown in Figure 4 7 NOTE The procedure for installing a DC power module is the same as that for installing an AC power module This step uses the AC power module as an example OceanStor Dorado V3 Series Parts Replacement 4 Replacing CRUs Issue 05 2019 01 30 Copyright Huawei Technologies Co Ltd 15 ...

Страница 24: ...ip to the connection part of the AC power cable as shown in b of step 1 in Figure 4 8 Figure 4 8 Securing the AC power cables with retention clips b Loosen the retention clip as shown in step 2 in Figure 4 8 c Press the retention clip inwards to secure the connection part of the AC power cable as shown in step 3 in Figure 4 8 OceanStor Dorado V3 Series Parts Replacement 4 Replacing CRUs Issue 05 2...

Страница 25: ...t to the anode and cathode of the DC power supply are subject to the colors of the DC power cables actually configured in users equipment rooms c Install the protective cover on the DC power module as shown in step 3 of Figure 4 9 d Turn on the circuit breaker which connects to the DC power module Step 11 Wait about two minutes and check the status of the Running Alarm indicator on the power modul...

Страница 26: ...pact on the System During the replacement of a power module if the redundant power module fails the corresponding controller is powered by a BBU and the system reliability degrades Prerequisites l The spare part is ready l The power module that you want to replace has been located NOTE You can locate a component in either of the following ways l Locating a component based on alarms in DeviceManage...

Страница 27: ... redundant power module and whether the Running Alarm indicator of the redundant power module is steady green as shown in Figure 4 11 For details about the indicators on different components see Running Alarm Indicators on a Dorado6000 V3 Controller Enclosure Figure 4 11 Running Alarm indicator on a power module You can perform replacement only when a redundant power module exists and the redundan...

Страница 28: ...absorption sheets washers and OT terminal round holes as shown in step 2 of Figure 4 13 NOTE When unfastening the screws from the DC power cable prevent the shock absorption sheets and washers from sliding off d Install the protective cover on the DC power module as shown in step 3 of Figure 4 13 Step 4 Press the latch on the inner side of the power module handle and pull out the power module as s...

Страница 29: ...spare part into the empty slot until it clicks into place as shown in Figure 4 15 NOTE The procedure for installing a DC power module is the same as that for installing an AC power module This step uses the AC power module as an example OceanStor Dorado V3 Series Parts Replacement 4 Replacing CRUs Issue 05 2019 01 30 Copyright Huawei Technologies Co Ltd 21 ...

Страница 30: ... clip outwards as shown in a of step 1 in Figure 4 16 and meanwhile slide the retention clip to the connection part of the AC power cable as shown in b of step 1 in Figure 4 16 Figure 4 16 Securing the AC power cables with retention clips OceanStor Dorado V3 Series Parts Replacement 4 Replacing CRUs Issue 05 2019 01 30 Copyright Huawei Technologies Co Ltd 22 ...

Страница 31: ...n sheets and washers from sliding off n The colors of DC power cables that connect to the anode and cathode of the DC power supply are subject to the colors of the DC power cables actually configured in users equipment rooms c Install the protective cover on the DC power module as shown in step 3 of Figure 4 17 d Turn on the circuit breaker which connects to the DC power module Step 9 Wait about o...

Страница 32: ...wing ways l Locating a component based on alarms in DeviceManager On the Alarms and Events page of DeviceManager view the help information and locate the component to be replaced l Locating a component based on the status of its Running Alarm indicator For details about the indicators on different components see 4 4 Running Alarm Indicators on Power Modules BBUs and Fan Modules l The other power m...

Страница 33: ...n a redundant power module exists and the redundant power module is working properly Step 2 Wear an ESD wrist strap Step 3 Remove the power cable 1 Loosen the retention clip as shown in step 1 in Figure 4 20 Figure 4 20 Removing the AC power cable 2 Pull up the retention clip as shown in a of step 2 in Figure 4 20 3 Remove the AC power cable as shown in b of step 2 in Figure 4 20 Step 4 Press the ...

Страница 34: ...an ESD bag Step 6 Take the spare part out of its ESD bag Step 7 Insert the spare part into the empty slot until it clicks into place as shown in Figure 4 22 OceanStor Dorado V3 Series Parts Replacement 4 Replacing CRUs Issue 05 2019 01 30 Copyright Huawei Technologies Co Ltd 26 ...

Страница 35: ...clip outwards as shown in a of step 1 in Figure 4 23 and meanwhile slide the retention clip to the connection part of the AC power cable as shown in b of step 1 in Figure 4 23 Figure 4 23 Securing the AC power cables with retention clips OceanStor Dorado V3 Series Parts Replacement 4 Replacing CRUs Issue 05 2019 01 30 Copyright Huawei Technologies Co Ltd 27 ...

Страница 36: ...placement After the preceding procedure is complete check services on the host for any storage related error If any storage related error is reported contact Huawei technical support End Follow up Procedure After the power module is replaced label it to facilitate subsequent operations 4 1 4 Replacing a Power Module for Disk Enclosure This section describes how to replace a power module Except tha...

Страница 37: ...l Remove only one power module at a time l A power module must be replaced within three minutes Otherwise the system heat dissipation is compromised Tools and Materials l ESD wrist strap l ESD bag l Label l Phillips screwdriver Procedure Step 1 Perform a pre replacement check Check whether there is a redundant power module and whether the Running Alarm indicator of the redundant power module is st...

Страница 38: ... screws of the DC power cable with the Phillips screwdriver remove the shock absorption sheets washers and OT terminal round holes as shown in step 2 of Figure 4 27 NOTE When unfastening the screws from the DC power cable prevent the shock absorption sheets and washers from sliding off d Install the protective cover on the DC power module as shown in step 3 of Figure 4 27 Step 4 Press the latch on...

Страница 39: ...are part insert the spare part into the empty slot and close the handle as shown in Figure 4 29 NOTE The procedure for installing a DC power module is the same as that for installing an AC power module This step uses the AC power module as an example OceanStor Dorado V3 Series Parts Replacement 4 Replacing CRUs Issue 05 2019 01 30 Copyright Huawei Technologies Co Ltd 31 ...

Страница 40: ... clip outwards as shown in a of step 1 in Figure 4 30 and meanwhile slide the retention clip to the connection part of the AC power cable as shown in b of step 1 in Figure 4 30 Figure 4 30 Securing the AC power cables with retention clips OceanStor Dorado V3 Series Parts Replacement 4 Replacing CRUs Issue 05 2019 01 30 Copyright Huawei Technologies Co Ltd 32 ...

Страница 41: ...e RTN end and the OT terminal of the blue cable to the NEG end The colors of DC power cables that connect to the anode and cathode of the DC power supply are subject to the colors of the DC power cables actually configured in users equipment rooms c Install the protective cover on the DC power module as shown in step 3 of Figure 4 31 d Turn on the circuit breaker which connects to the DC power mod...

Страница 42: ... power supply on the data switch fails unexpectedly the data switch will be powered off As a result the I O forwarding workload transfers to another switch degrading the system reliability Prerequisites l The spare part is ready l The power module that you want to replace has been located Precautions l Remove and insert a power module with even force Excessive force may damage the appearance or co...

Страница 43: ...4 33 Running Alarm indicator on a power module You can perform replacement only when a redundant power module exists and the redundant power module is working properly Step 2 Wear an ESD wrist strap Step 3 Press the latch on the power module to release the handle and pull out the power module as shown in Figure 4 34 Figure 4 34 Removing a power module Step 4 Put the removed power module into an ES...

Страница 44: ... the power module is successfully installed l If the indicator is steady red or off the newly installed power module is faulty the power module slot is faulty or the power module is incorrectly installed Figure 4 36 Running Alarm indicator on a power module Step 8 Confirm the replacement After the preceding procedure is complete check services on the host for any storage related error If any stora...

Страница 45: ...ager view the help information and locate the component to be replaced l Locating a component based on the status of its Running Alarm indicator For details about the indicators on different components see 4 4 Running Alarm Indicators on Power Modules BBUs and Fan Modules l The two BBUs are installed in two power modules Therefore remove the power modules before removing the BBUs l When a BBU is b...

Страница 46: ...ors on a Dorado5000 V3 Controller Enclosure Figure 4 37 Running Alarm indicator on a BBU You can perform replacement only when a redundant BBU exists and the redundant BBU is working properly Step 2 Wear an ESD wrist strap Step 3 Press the latch on the power module to release the handle and pull out the power module as shown in Figure 4 38 OceanStor Dorado V3 Series Parts Replacement 4 Replacing C...

Страница 47: ...U and pull out the BBU from the removed power module as shown in Figure 4 39 Figure 4 39 Removing a BBU Step 5 Place the removed BBU into an ESD bag OceanStor Dorado V3 Series Parts Replacement 4 Replacing CRUs Issue 05 2019 01 30 Copyright Huawei Technologies Co Ltd 39 ...

Страница 48: ... in Figure 4 40 Figure 4 40 Installing a BBU Step 8 Open the handle of the spare part insert the spare part into the empty slot and close the handle as shown in Figure 4 41 Figure 4 41 Installing a power module OceanStor Dorado V3 Series Parts Replacement 4 Replacing CRUs Issue 05 2019 01 30 Copyright Huawei Technologies Co Ltd 40 ...

Страница 49: ...age related error If any storage related error is reported contact Huawei technical support End Follow up Procedure After the BBU is replaced label it to facilitate subsequent operations 4 2 2 Replacing a BBU for Dorado6000 V3 This section describes how to replace a BBU Impact on the System l Replacing a BBU affects data security l During the replacement if all other BBUs fail the system is no lon...

Страница 50: ...replace a BBU as quickly as possible l A BBU must be replaced within five minutes Otherwise the system heat dissipation is compromised Tools and Materials l ESD wrist strap l ESD bag l Labels Procedure Step 1 Perform a pre replacement check Check whether there is a redundant BBU and whether the Running Alarm indicator of the BBU is steady green as shown in Figure 4 43 For details about the indicat...

Страница 51: ...e the spare part out of its ESD bag Step 6 Fully open the handle of the spare part insert the BBU into the empty slot and close the handle as shown in Figure 4 45 OceanStor Dorado V3 Series Parts Replacement 4 Replacing CRUs Issue 05 2019 01 30 Copyright Huawei Technologies Co Ltd 43 ...

Страница 52: ...he Running Alarm indicator l If the indicator is steady green or blinking green the BBU is successfully installed l If the indicator is steady red or off the newly installed BBU is faulty the BBU slot is faulty or the BBU is incorrectly installed Figure 4 46 Running Alarm indicator on a BBU OceanStor Dorado V3 Series Parts Replacement 4 Replacing CRUs Issue 05 2019 01 30 Copyright Huawei Technolog...

Страница 53: ...locate a component in either of the following ways l Locating a component based on alarms in DeviceManager On the Alarms and Events page of DeviceManager view the help information and locate the component to be replaced l Locating a component based on the status of its Running Alarm indicator For details about the indicators on different components see 4 4 Running Alarm Indicators on Power Modules...

Страница 54: ... Indicators on a Dorado18000 V3 Controller Enclosure Figure 4 47 Running Alarm indicator on a BBU You can perform replacement only when a redundant BBU exists and the redundant BBU is working properly Step 2 Wear an ESD wrist strap Step 3 Press the latch on the BBU to release the handle and pull out the BBU as shown in Figure 4 48 OceanStor Dorado V3 Series Parts Replacement 4 Replacing CRUs Issue...

Страница 55: ...e the spare part out of its ESD bag Step 6 Fully open the handle of the spare part insert the BBU into the empty slot and close the handle as shown in Figure 4 49 OceanStor Dorado V3 Series Parts Replacement 4 Replacing CRUs Issue 05 2019 01 30 Copyright Huawei Technologies Co Ltd 47 ...

Страница 56: ...he Running Alarm indicator l If the indicator is steady green or blinking green the BBU is successfully installed l If the indicator is steady red or off the newly installed BBU is faulty the BBU slot is faulty or the BBU is incorrectly installed Figure 4 50 Running Alarm indicator on a BBU OceanStor Dorado V3 Series Parts Replacement 4 Replacing CRUs Issue 05 2019 01 30 Copyright Huawei Technolog...

Страница 57: ... ready l The fan module that you want to replace has been located NOTE You can locate a component in either of the following ways l Locating a component based on alarms in DeviceManager On the Alarms and Events page of DeviceManager view the help information and locate the component to be replaced l Locating a component based on the status of its Running Alarm indicator For details about the indic...

Страница 58: ...00 V3 Controller Enclosure Figure 4 51 Running Alarm indicator on a fan module You can perform replacement only when a redundant fan module exists and the redundant fan module is working properly Step 2 Wear an ESD wrist strap Step 3 Remove a fan module as shown in Figure 4 52 1 Press the latch on the panel to open the panel 2 Press the latches on the fan module to pull out the fan module OceanSto...

Страница 59: ... ESD bag Step 5 Take the spare part out of its ESD bag Step 6 Insert the spare part into the empty slot until it clicks into place as shown in Figure 4 53 OceanStor Dorado V3 Series Parts Replacement 4 Replacing CRUs Issue 05 2019 01 30 Copyright Huawei Technologies Co Ltd 51 ...

Страница 60: ...or is steady green the fan module is successfully installed l If the indicator is steady red or off the newly installed fan module is faulty the fan module slot is faulty or the fan module is incorrectly installed Figure 4 54 Running Alarm indicator on a fan module Step 8 If the fan module is successfully installed close the panel as shown in Figure 4 55 OceanStor Dorado V3 Series Parts Replacemen...

Страница 61: ...n Module for Dorado18000 V3 This section describes how to replace a fan module Impact on the System During the replacement of a fan module the system s heat dissipation is affected and the system temperature increases If the controller reaches the self protection threshold for example the CPU temperature reaches 97 C the controller is automatically powered off degrading the system reliability Prer...

Страница 62: ... l A fan module must be replaced within five minutes Otherwise the system heat dissipation is compromised l To avoid the sharp increase of the system temperature replace only the faulty fan module Tools and Materials l ESD wrist strap l ESD bag l Labels Procedure Step 1 Perform a pre replacement check Check whether there is a redundant fan module and whether the Running Alarm indicator of the fan ...

Страница 63: ...ull out the fan module Figure 4 57 Removing a fan module Step 4 Put the removed fan module into an ESD bag Step 5 Take the spare part out of its ESD bag Step 6 Insert the spare part into the empty slot until it clicks into place as shown in Figure 4 58 OceanStor Dorado V3 Series Parts Replacement 4 Replacing CRUs Issue 05 2019 01 30 Copyright Huawei Technologies Co Ltd 55 ...

Страница 64: ...or is steady green the fan module is successfully installed l If the indicator is steady red or off the newly installed fan module is faulty the fan module slot is faulty or the fan module is incorrectly installed Figure 4 59 Running Alarm indicator on a fan module Step 8 If the fan module is successfully installed close the panel as shown in Figure 4 60 OceanStor Dorado V3 Series Parts Replacemen...

Страница 65: ...bel it to facilitate subsequent operations 4 3 3 Replacing a Fan Module for Data Switch This section describes how to replace a fan module Impact on the System During the replacement of a fan module the system s heat dissipation is affected degrading the system reliability Prerequisites l The spare part is ready l The fan module that you want to replace has been located OceanStor Dorado V3 Series ...

Страница 66: ... redundant fan module and whether the Running Alarm indicator of the fan module is steady green as shown in Figure 4 61 For details about the indicators on different components see Running Alarm Indicators on a Data Switch Figure 4 61 Running Alarm indicator on a fan module You can perform replacement only when a redundant fan module exists and the redundant fan module is working properly Step 2 W...

Страница 67: ...handle as shown in Figure 4 63 Figure 4 63 Installing a fan module Step 7 Wait about one minute and check the status of the Running Alarm indicator on the fan module to determine whether the fan module is successfully installed Figure 4 64 shows the location of the Running Alarm indicator on the fan module OceanStor Dorado V3 Series Parts Replacement 4 Replacing CRUs Issue 05 2019 01 30 Copyright ...

Страница 68: ...n module to facilitate subsequent operations 4 4 Running Alarm Indicators on Power Modules BBUs and Fan Modules After powering on a storage system you can check the operating status of a power module BBU or fan module by viewing its indicators Running Alarm Indicators on a Dorado5000 V3 Controller Enclosure Figure 4 65 shows the indicators on the rear panel of a controller enclosure Figure 4 65 In...

Страница 69: ...s on a Dorado6000 V3 Controller Enclosure Figure 4 66 shows the indicators on the front panel of a controller enclosure Figure 4 66 Indicators on the front panel of a controller enclosure 1 Running Alarm indicator on a BBU 2 Running Alarm indicator on a fan module Table 4 2 describes the indicators on the front panel of a controller enclosure Table 4 2 Indicators on the front panel of a controller...

Страница 70: ...anel of a controller enclosure Table 4 3 Indicators on the rear panel of a controller enclosure No Indicator Status and Description 1 Running Alarm indicator on a power module l Steady green The power module is working properly l Blinking green The power input is normal but the device is powered off l Steady red The power module is faulty l Off No external power is input Running Alarm Indicators o...

Страница 71: ...icator on a BBU l Steady green The BBU is fully charged l Blinking green 1 Hz The BBU is being charged l Blinking green 4 Hz The BBU is being discharged l Steady red The BBU is faulty 2 Running Alarm indicator on a fan module l Steady green The fan module is working properly l Steady red The fan module is faulty l Off The fan module is powered off Figure 4 69 shows the indicators on the rear panel...

Страница 72: ...reen The power supply is normal l Blinking green The power input is normal but the output is not enabled standby status Input overvoltage or undervoltage occurs l Steady red The power module is faulty l Off No external power input is available Running Alarm Indicators on a 2 U Disk Enclosure Figure 4 70 shows the indicators on the rear panel of a disk enclosure Figure 4 70 Indicators on the rear p...

Страница 73: ...igure 4 71 shows the indicators on the front panel of a data switch Figure 4 71 Indicators on the front panel of a data switch 1 Running Alarm indicator on a power module 2 Running Alarm indicator on a fan module Table 4 7 describes the indicators on the front panel of a data switch Table 4 7 Indicators on the front panel of a data switch No Indicator Status and Description 1 Running Alarm indicat...

Страница 74: ... on a fan module l Steady green The fan module is working properly l Steady red The fan module is faulty l Off The fan module is powered off OceanStor Dorado V3 Series Parts Replacement 4 Replacing CRUs Issue 05 2019 01 30 Copyright Huawei Technologies Co Ltd 66 ...

Страница 75: ...Replacing an Expansion Module 5 12 Replacing an Optical Module 5 13 Replacing the Parts of a Data Switch 5 14 Replacing the Parts of a Quorum Server 5 1 Installing and Using SmartKit SmartKit formerly named Toolkit is a serviceability tool developed by Huawei It helps technical service engineers and maintenance engineers manage and maintain devices 5 1 1 Installing SmartKit This operation enables ...

Страница 76: ...CP protocol deployment tool is used Microsoft officially ceased its support for Windows Server 2003 operating system from July 14 2015 Meanwhile Windows Server 2003 is not compatible with JRE 1 7 0 80 Therefore this operating system is not recommended Recommende d Java runtime environment JRE version JRE 1 7 0 80 32 bit The software package contains the JRE Run the OceanStor SmartKit on 32 bit and...

Страница 77: ...e home page type SmartKit and choose Cloud Storage Tools and Platforms SmartKit from the drop down list The search result page is displayed 2 On the search result page click the Software Download tab 3 On the Software Download tab page click the SmartKit version that you want to download The page for downloading the software is displayed 4 In the Version and Patch Software area download the softwa...

Страница 78: ...n enables you to check system status and ensure that the status of components except for those need to be replaced is normal Procedure Step 1 Run SmartKit Step 2 Choose Home Storage Routine Maintenance Health Check NOTE l OceanStor SmartKit users are grouped into Huawei engineers Channel partner engineers Customers and Visitors based on user permissions You can log in to the Inspection tool using ...

Страница 79: ...igure 5 2 Selecting devices Step 5 Optional Add devices NOTE If no devices are available in the device list add devices 1 Click Add Device The Basic Information window is displayed as shown in Figure 5 3 OceanStor Dorado V3 Series Parts Replacement 5 Replacing FRUs Issue 05 2019 01 30 Copyright Huawei Technologies Co Ltd 71 ...

Страница 80: ...dd Policy and Select Proxy areas select Specify IP Address add a device by the IP address and No Proxy respectively 3 Click Next The Configure Information window is displayed as shown in Figure 5 4 OceanStor Dorado V3 Series Parts Replacement 5 Replacing FRUs Issue 05 2019 01 30 Copyright Huawei Technologies Co Ltd 72 ...

Страница 81: ...tem server_port server_name SSH port_num 22 to change it to 22 5 Click Finish The newly added device is displayed in the device list NOTE l When a device is added for the first time or a device certificate is not trusted a message is displayed indicating that the connection is not trusted l When an SSH server is added for the first time or the fingerprint of an SSH server changes a message is disp...

Страница 82: ...e 5 6 Then click Next Figure 5 6 Inspection Wizard Step Inspection 1 Select Check Items Step 8 On the Start Inspection page view the inspection progress as shown in Figure 5 7 OceanStor Dorado V3 Series Parts Replacement 5 Replacing FRUs Issue 05 2019 01 30 Copyright Huawei Technologies Co Ltd 74 ...

Страница 83: ...eports Step 9 When the progress is 100 click Finish and go back to the Health Check page as shown in Figure 5 8 Figure 5 8 Health check Step 10 Optional Perform Information Collection and Disk Health Analysis based on your service requirements The health check is complete NOTE If there are items that fail in the inspection rectify the faults based on the suggestions listed in the inspection result...

Страница 84: ... an optical module as an example Install the latest SmartKit before replacing an FRU Operators technical support engineers and maintenance engineers from Huawei or certified by Huawei Procedure Step 1 Log in to SmartKit Step 2 Choose Home Storage Parts Replacement Parts Replacement The Parts Replacement page is displayed Step 3 Click Device Selection The Select Device dialog box is displayed Ocean...

Страница 85: ...eplacement select the device whose parts you want to replace and click OK In the FRU Replacement dialog box select the parts to be replaced For example select Optical Module The Replace Optical Module Wizard dialog box is displayed NOTE By default only faulty optical modules are displayed If you want to view all optical modules deselect Show faulty components only OceanStor Dorado V3 Series Parts ...

Страница 86: ...In the optical module list select the optical module that you want to replace and click Next Check the system before the replacement OceanStor Dorado V3 Series Parts Replacement 5 Replacing FRUs Issue 05 2019 01 30 Copyright Huawei Technologies Co Ltd 78 ...

Страница 87: ...cel and then confirm that the interface module and the controller corresponding to the optical module are working normally If the Danger dialog box is displayed again contact Huawei technical support Step 7 Click Next The optical module replacement page is displayed NOTE You can proceed to the next operation only when all items pass the pre replacement check Step 8 Replace the optical module by pe...

Страница 88: ...ally replace the faulty parts Step 10 Click OK Check the system after the replacement Figure 5 12 Replace Optical Module Wizard 4 3 Step 11 Click Next The Complete page is displayed OceanStor Dorado V3 Series Parts Replacement 5 Replacing FRUs Issue 05 2019 01 30 Copyright Huawei Technologies Co Ltd 80 ...

Страница 89: ...brack of a Controller Enclosure This section describes how to replace the system subrack of a controller enclosure 5 2 1 Replacing a System Subrack for Dorado5000 V3 This section describes how to replace a system subrack OceanStor Dorado V3 Series Parts Replacement 5 Replacing FRUs Issue 05 2019 01 30 Copyright Huawei Technologies Co Ltd 81 ...

Страница 90: ...abeled on the cables l Services running on the system subrack that you want to replace have been stopped l Before replacing a system subrack the storage system has been powered off NOTE For details about how to power on or off a storage system see corresponding sections in the Product Description specific to your product Precautions l Remove and insert a system subrack with even force Excessive fo...

Страница 91: ...tems pass the pre replacement check and the replacement page is displayed If any item fails rectify the fault as prompted Step 2 Wear an ESD wrist strap and remove the cables from the system subrack that you want to replace Step 3 Take the spare part out of its ESD bag and place the system subrack on the ESD table Step 4 Remove components from the system subrack that you want to replace and reinst...

Страница 92: ...he system subrack If you face the front part of the system subrack the information plate is located at the upper right of the enclosure as shown in Figure 5 16 Gently pull the information plate but not away from the enclosure Attach the device information label to the information plate Then push the information plate back to the enclosure Figure 5 16 Position of the information plate NOTE You can ...

Страница 93: ...onfirm the replacement 1 Perform a post replacement inspection After the parts replacement return to the SmartKit page and click Replaced Then complete the check after the replacement as prompted 2 Check system status On the Parts Replacement page click Inspection to check the system status again If any inspection item fails rectify the fault based on the suggestions in the inspection report 3 Aft...

Страница 94: ...abeled on the cables l Services running on the system subrack that you want to replace have been stopped l Before replacing a system subrack the storage system has been powered off NOTE For details about how to power on or off a storage system see corresponding sections in the Product Description specific to your product Precautions l Remove and insert a system subrack with even force Excessive fo...

Страница 95: ...oceed to next steps only when all items pass the pre replacement check and the replacement page is displayed If any item fails rectify the fault as prompted Step 2 Wear an ESD wrist strap and remove the cables from the system subrack that you want to replace Step 3 Take the spare part out of its ESD bag and place it on the ESD table Step 4 Remove components from the system subrack that you want to...

Страница 96: ...ack as shown in Figure 5 19 a indicates the position of the nameplate b indicates the position of the Huawei logo label and c indicates the position of the product model label and Intel label Figure 5 19 Positions of the nameplate Huawei logo label product model label and Intel label OceanStor Dorado V3 Series Parts Replacement 5 Replacing FRUs Issue 05 2019 01 30 Copyright Huawei Technologies Co ...

Страница 97: ... enclosure Figure 5 20 Position of the information plate NOTE You can attach the device information labels to both the front and back of the information plate The label content and positions must be the same as those on the replaced system subrack If a label has been attached to one side of the information plate you only need to attach the device information label with a QR code to the other side ...

Страница 98: ...he SmartKit page and click Replaced Then complete the check after the replacement as prompted 2 Check system status On the Parts Replacement page click Inspection to check the system status again If any inspection item fails rectify the fault based on the suggestions in the inspection report 3 After the preceding procedure is complete check services on the host for any storage related error End Fo...

Страница 99: ...abeled on the cables l Services running on the system subrack that you want to replace have been stopped l Before replacing a system subrack the storage system has been powered off NOTE For details about how to power on or off a storage system see corresponding sections in the Product Description specific to your product Precautions l Remove and insert a system subrack with even force Excessive fo...

Страница 100: ...complete the check before the replacement as prompted For details see 5 1 3 Replacing an FRU You can proceed to next steps only when all items pass the pre replacement check and the replacement page is displayed If any item fails rectify the fault as prompted Step 2 Wear an ESD wrist strap and remove the cables from the system subrack that you want to replace Step 3 Take the spare part out of its ...

Страница 101: ...wn in Figure 5 23 1 Open the mounting ear cover Use a Phillips screwdriver to remove the M6 screws from the system subrack 2 Pull the system subrack out of the cabinet along guide rails and place it on the ESD table Figure 5 23 Removing a system subrack Step 7 Optional Attach the nameplate and the Intel label to the same positions on the spare part as those on the removed system subrack as shown i...

Страница 102: ... face the front part of the system subrack the information plate is located at the lower right of the enclosure as shown in Figure 5 25 Gently pull the information plate but not away from the enclosure Attach the device information label to the information plate Then push the information plate back to the enclosure Figure 5 25 Position of the information plate OceanStor Dorado V3 Series Parts Repl...

Страница 103: ...ly screwed Figure 5 26 Installing a system subrack Step 10 Connect cables to the system subrack and press the Power button to power on the storage device Step 11 When the Power indicator is steady on check whether each component is in normal state l If yes the system subrack is successfully installed l If no cables are incorrectly connected components are incorrectly installed or the newly install...

Страница 104: ...e the component to be replaced l Locating a component based on the status of its alarm indicator For details about the indicators on different components see indicator introduction in the Product Description specific to your product l The cable connection positions of the system subrack that you want to replace are labeled on the cables l Services running on the system subrack that you want to rep...

Страница 105: ...n all items pass the pre replacement check and the replacement page is displayed If any item fails rectify the fault as prompted Step 2 Stop services running on the system subrack that you want to replace For details see the Identifying Host Services Running on the System Enclosure Step 3 Wear an ESD wrist strap and remove the cables from the system subrack that you want to replace Step 4 Take the...

Страница 106: ...re part as those on the removed system subrack as shown in Figure 5 28 a indicates the nameplate location and b indicates the Huawei logo label location Figure 5 28 Positions of the nameplate and Huawei logo label OceanStor Dorado V3 Series Parts Replacement 5 Replacing FRUs Issue 05 2019 01 30 Copyright Huawei Technologies Co Ltd 98 ...

Страница 107: ...r indicator is steady on check whether the status of each component is normal l If yes the system subrack is successfully installed l If no cables are incorrectly connected components are incorrectly installed or the newly installed system subrack is faulty Step 11 Confirm the replacement 1 Perform a post replacement inspection After the parts replacement return to the SmartKit page and click Repl...

Страница 108: ...s in DeviceManager On the Alarms and Events page of DeviceManager view the help information and locate the component to be replaced l Locating a component based on the status of its alarm indicator For details about the indicators on different components see indicator introduction in the Product Description specific to your product Precautions l When handling a disk module hold only its edge to pr...

Страница 109: ...2 Check the status of the parts to be replaced Start SmartKit and choose Home Storage Parts Replacement Parts Replacement On the Parts Replacement page click FRU Replacement Then complete the check before the replacement as prompted For details see 5 1 3 Replacing an FRU You can proceed to next steps only when all items pass the pre replacement check and the replacement page is displayed If any it...

Страница 110: ... 5 Take the spare part out of its ESD bag Step 6 Open the handle of the spare part insert the spare part into the empty slot and close the handle as shown in Figure 5 31 OceanStor Dorado V3 Series Parts Replacement 5 Replacing FRUs Issue 05 2019 01 30 Copyright Huawei Technologies Co Ltd 102 ...

Страница 111: ... Alarm Location indicators l If the Running indicator is steady on and the Alarm Location indicator is off the disk module is successfully installed l If the Running indicator is off or the Alarm Location indicator is steady on the newly installed disk module is faulty the disk module slot is faulty or the disk module is incorrectly installed OceanStor Dorado V3 Series Parts Replacement 5 Replacin...

Страница 112: ...tem status again If any inspection item fails rectify the fault based on the suggestions in the inspection report 3 After the preceding procedure is complete check services on the host for any storage related error End Follow up Procedure After the disk module is replaced label it to facilitate subsequent operations 5 5 Replacing a Controller This section describes how to replace a controller 5 5 ...

Страница 113: ...c to your product l The cable connection positions of the controller that you want to replace are labeled on the cables l After a user manually replaces the public private key pairs of ibc_os_hs the public private key pairs of all other functional controllers are initialized before controller replacement NOTE To initialize the public private key pairs log in to the serial port of the controller en...

Страница 114: ...e replacement 1 Check system status Start SmartKit and choose Home Storage Routine Maintenance Health Check On the Health Check page perform inspection as instructed For details see 5 1 2 Checking System Status NOTE If some items fail in the inspection rectify the faults by performing the recommended actions in the inspection reports Ensure that all other parts except the parts to be replaced are ...

Страница 115: ...tep 3 2 If the indicator is on use a paper clip or a similar object to press the Power indicator Hot Swap button on the interface module to power off the interface module Figure 5 33 Power indicator Hot Swap button on an interface module 2 Remove the cables from the interface module 3 Press the latch on the interface module to release the handle and pull out the interface module as shown in Figure...

Страница 116: ...ntroller as shown in Figure 5 35 Figure 5 35 Removing a controller Step 6 Place the removed controller into an ESD bag Step 7 Take the spare part out of its ESD bag Step 8 Open handles on the spare part insert it and close the handles as shown in Figure 5 36 OceanStor Dorado V3 Series Parts Replacement 5 Replacing FRUs Issue 05 2019 01 30 Copyright Huawei Technologies Co Ltd 108 ...

Страница 117: ...larm indicators on the controller to determine whether the controller is successfully installed as shown in Figure 5 38 l If the Power indicator is steady on and the Alarm indicator is off the controller is successfully installed l If the Power indicator is off or the Alarm indicator is steady on the newly installed controller is faulty the controller slot is faulty or the controller is incorrectl...

Страница 118: ... Follow up Procedure After a controller is replaced label it to facilitate subsequent operations 5 5 2 Replacing a Controller for Dorado6000 V3 This section describes how to replace a controller Impact on the System l During the replacement of a controller all services on the to be replaced controller are switched to the peer end controller with a 5s to 10s storage I O suspension The service switc...

Страница 119: ...to be configured the SSH port ID of each controller in the storage system is the default value 22 NOTE Run show system server_port server_name SSH to check whether the SSH port ID is 22 If the port ID is not 22 run change system server_port server_name SSH port_num 22 to change it to 22 l If the controller to be replaced is in minisystem state After you log in to the CLI of the controller Storage ...

Страница 120: ...choose Home Storage Parts Replacement Parts Replacement On the Parts Replacement page click FRU Replacement Then complete the check before the replacement as prompted For details see 5 1 3 Replacing an FRU NOTE If the FRU tool fails to identify a controller fault skip this step and perform Step 2 to Step 8 to replace the faulty controller manually You can proceed to next steps only when all items ...

Страница 121: ...modules from the original controller and install them on the spare part 1 Press the latch on the panel open the panel and pull out the three fan modules one by one as shown in Figure 5 40 OceanStor Dorado V3 Series Parts Replacement 5 Replacing FRUs Issue 05 2019 01 30 Copyright Huawei Technologies Co Ltd 113 ...

Страница 122: ... modules 2 Insert the three fan modules into the spare part and close the panel as shown in Figure 5 41 OceanStor Dorado V3 Series Parts Replacement 5 Replacing FRUs Issue 05 2019 01 30 Copyright Huawei Technologies Co Ltd 114 ...

Страница 123: ...ESD bag Step 7 Fully open the handles of the spare part insert it into the empty slot until it clicks into place and close the handles as shown in Figure 5 42 OceanStor Dorado V3 Series Parts Replacement 5 Replacing FRUs Issue 05 2019 01 30 Copyright Huawei Technologies Co Ltd 115 ...

Страница 124: ...shown in Figure 5 43 l If the Power indicator is steady on and the Alarm indicator is off the controller is successfully installed l If the Power indicator is off or the Alarm indicator is steady on the newly installed controller is faulty the controller slot is faulty or the controller is incorrectly installed OceanStor Dorado V3 Series Parts Replacement 5 Replacing FRUs Issue 05 2019 01 30 Copyr...

Страница 125: ... complete check services on the host for any storage related error End Follow up Procedure After a controller is replaced label it to facilitate subsequent operations 5 5 3 Replacing a Controller for Dorado18000 V3 This section describes how to replace a controller Impact on the System l During the replacement of a controller all services on the to be replaced controller are switched to the peer e...

Страница 126: ... password is Admin revive and run the initibckey command l If the storage system of the current version allows SSH port IDs to be configured the SSH port ID of each controller in the storage system is the default value 22 NOTE Run show system server_port server_name SSH to check whether the SSH port ID is 22 If the port ID is not 22 run change system server_port server_name SSH port_num 22 to chan...

Страница 127: ...us of the parts to be replaced Start SmartKit and choose Home Storage Parts Replacement Parts Replacement On the Parts Replacement page click FRU Replacement Then complete the check before the replacement as prompted For details see 5 1 3 Replacing an FRU NOTE If the FRU tool fails to identify a controller fault skip this step and perform Step 2 to Step 8 to replace the faulty controller manually ...

Страница 128: ...modules from the original controller and install them on the spare part 1 Press the latch on the panel open the panel and pull out the three fan modules one by one as shown in Figure 5 45 OceanStor Dorado V3 Series Parts Replacement 5 Replacing FRUs Issue 05 2019 01 30 Copyright Huawei Technologies Co Ltd 120 ...

Страница 129: ... modules 2 Insert the three fan modules into the spare part and close the panel as shown in Figure 5 46 OceanStor Dorado V3 Series Parts Replacement 5 Replacing FRUs Issue 05 2019 01 30 Copyright Huawei Technologies Co Ltd 121 ...

Страница 130: ...ESD bag Step 7 Fully open the handles of the spare part insert it into the empty slot until it clicks into place and close the handles as shown in Figure 5 47 OceanStor Dorado V3 Series Parts Replacement 5 Replacing FRUs Issue 05 2019 01 30 Copyright Huawei Technologies Co Ltd 122 ...

Страница 131: ...shown in Figure 5 48 l If the Power indicator is steady on and the Alarm indicator is off the controller is successfully installed l If the Power indicator is off or the Alarm indicator is steady on the newly installed controller is faulty the controller slot is faulty or the controller is incorrectly installed OceanStor Dorado V3 Series Parts Replacement 5 Replacing FRUs Issue 05 2019 01 30 Copyr...

Страница 132: ...uggestions in the inspection report 3 After the preceding procedure is complete check services on the host for any storage related error End Follow up Procedure After a controller is replaced label it to facilitate subsequent operations 5 6 Replacing a Cable This section describes how to replace a cable Impact on the System Replacing a cable may affect or even interrupt system services Replace the...

Страница 133: ...tKit and choose Home Storage Parts Replacement Parts Replacement On the Parts Replacement page click FRU Replacement Then complete the check before the replacement as prompted For details see 5 1 3 Replacing an FRU You can proceed to next steps only when all items pass the pre replacement check and the replacement page is displayed If any item fails rectify the fault as prompted Step 2 Wear an ESD...

Страница 134: ...s In general a red indicator indicates that the system has alarms or is abnormal For details see the Product Description specific to your product Step 10 Bind the cables Step 11 Confirm the replacement 1 Perform a post replacement inspection After the parts replacement return to the SmartKit page and click Replaced Then complete the check after the replacement as prompted 2 Check system status On ...

Страница 135: ...martKit to replace a PCIe interface module Prerequisites l The spare part is ready based on the BOM code of the interface module you want to replace and the type of the spare part is the same as that of the interface module you want to replace l A label has been attached to the handle of the spare part l The interface module that you want to replace has been located NOTE You can locate a component...

Страница 136: ...thernet protocol the Ethernet port configuration information will not restore but the VLANs logical ports and bonded ports on the Ethernet interface module will l If you replace an interface module that uses Fibre Channel protocol with one that uses Ethernet protocol the Fibre Channel port configuration information will be deleted If you replace the interface module again with one that uses Fibre ...

Страница 137: ...f the interface module is successfully powered off Proceed to Step 4 l If the indicator is on use a paper clip or a similar object to press the Power indicator Hot Swap button on the interface module to power off the interface module Figure 5 49 Power indicator Hot Swap button on an interface module Step 4 Remove the cables from the interface module that you want to replace Step 5 Press the latch ...

Страница 138: ...nto an ESD bag Step 7 Take the spare part out of its ESD bag Step 8 Insert the spare part into the empty slot until it clicks into place as shown in Figure 5 51 OceanStor Dorado V3 Series Parts Replacement 5 Replacing FRUs Issue 05 2019 01 30 Copyright Huawei Technologies Co Ltd 130 ...

Страница 139: ...of the interface module Step 10 Wait about two minutes and check the status of the Power indicator on the interface module to determine whether the interface module is successfully installed Figure 5 52 shows the location of the Power indicator l If the indicator is steady green the interface module is successfully installed l If the indicator is steady red or off the newly installed interface mod...

Страница 140: ...d Follow up Procedure After the interface module is replaced label it to facilitate subsequent operations 5 8 Replacing a Power Module This section describes how to replace a power module 5 8 1 Replacing a Power Module for Dorado5000 V3 This section describes how to replace a power module Except that there is a slight difference on removing and inserting power cables between AC and DC power module...

Страница 141: ... the appearance or connectors of the power module l Remove only one power module at a time l A power module must be replaced within three minutes Otherwise the system heat dissipation is compromised Tools and Materials l ESD wrist strap l ESD bag l Label l Phillips screwdriver Procedure Step 1 Check status before replacement 1 Check system status Start SmartKit and choose Home Storage Routine Main...

Страница 142: ... DC power module b Remove the protective cover on the DC power module as shown in step 1 of Figure 5 54 Figure 5 54 Removing the DC power cable c Unfasten the screws of the DC power cable with the Phillips screwdriver remove the shock absorption sheets washers and OT terminal round holes as shown in step 2 of Figure 5 54 NOTE When unfastening the screws from the DC power cable prevent the shock ab...

Страница 143: ...ep uses the AC power module as an example Figure 5 55 Removing an AC power module Step 5 Press the latch on the BBU and pull out the BBU as shown in Figure 5 56 Figure 5 56 Removing a BBU OceanStor Dorado V3 Series Parts Replacement 5 Replacing FRUs Issue 05 2019 01 30 Copyright Huawei Technologies Co Ltd 135 ...

Страница 144: ...g a BBU Step 9 Open the handle of the spare part insert the spare part into the empty slot and close the handle as shown in Figure 5 58 NOTE The procedure for installing a DC power module is the same as that for installing an AC power module This step uses the AC power module as an example OceanStor Dorado V3 Series Parts Replacement 5 Replacing FRUs Issue 05 2019 01 30 Copyright Huawei Technologi...

Страница 145: ... to the connection part of the AC power cable as shown in b of step 1 in Figure 5 59 Figure 5 59 Securing the AC power cables with retention clips b Loosen the retention clip as shown in step 2 in Figure 5 59 c Press the retention clip inwards to secure the connection part of the AC power cable as shown in step 3 in Figure 5 59 OceanStor Dorado V3 Series Parts Replacement 5 Replacing FRUs Issue 05...

Страница 146: ...ct to the anode and cathode of the DC power supply are subject to the colors of the DC power cables actually configured in users equipment rooms c Install the protective cover on the DC power module as shown in step 3 of Figure 5 60 d Turn on the circuit breaker which connects to the DC power module Step 11 Wait about two minutes and check the status of the Running Alarm indicator on the power mod...

Страница 147: ...he power module is replaced label it to facilitate subsequent operations 5 8 2 Replacing a Power Module for Dorado6000 V3 This section describes how to replace a power module Except that there is a slight difference on removing and inserting power cables between AC and DC power modules other operations performed for them are the same This section uses AC power modules as an example Impact on the S...

Страница 148: ... l Labels l Phillips screwdriver Procedure Step 1 Check status before replacement 1 Check system status Start SmartKit and choose Home Storage Routine Maintenance Health Check On the Health Check page perform inspection as instructed For details see 5 1 2 Checking System Status NOTE If some items fail in the inspection rectify the faults by performing the recommended actions in the inspection repo...

Страница 149: ...power cable with the Phillips screwdriver remove the shock absorption sheets washers and OT terminal round holes as shown in step 2 of Figure 5 63 NOTE When unfastening the screws from the DC power cable prevent the shock absorption sheets and washers from sliding off d Install the protective cover on the DC power module as shown in step 3 of Figure 5 63 Step 4 Press the latch on the inner side of...

Страница 150: ...pare part into the empty slot until it clicks into place as shown in Figure 5 65 NOTE The procedure for installing a DC power module is the same as that for installing an AC power module This step uses the AC power module as an example OceanStor Dorado V3 Series Parts Replacement 5 Replacing FRUs Issue 05 2019 01 30 Copyright Huawei Technologies Co Ltd 142 ...

Страница 151: ...clip outwards as shown in a of step 1 in Figure 5 66 and meanwhile slide the retention clip to the connection part of the AC power cable as shown in b of step 1 in Figure 5 66 Figure 5 66 Securing the AC power cables with retention clips OceanStor Dorado V3 Series Parts Replacement 5 Replacing FRUs Issue 05 2019 01 30 Copyright Huawei Technologies Co Ltd 143 ...

Страница 152: ... sheets and washers from sliding off n The colors of DC power cables that connect to the anode and cathode of the DC power supply are subject to the colors of the DC power cables actually configured in users equipment rooms c Install the protective cover on the DC power module as shown in step 3 of Figure 5 67 d Turn on the circuit breaker which connects to the DC power module Step 9 Wait about on...

Страница 153: ...m reliability degrades Prerequisites l The spare part is ready l The power module that you want to replace has been located NOTE You can locate a component in either of the following ways l Locating a component based on alarms in DeviceManager On the Alarms and Events page of DeviceManager view the help information and locate the component to be replaced l Locating a component based on the status ...

Страница 154: ...Replacement page click FRU Replacement Then complete the check before the replacement as prompted For details see 5 1 3 Replacing an FRU You can proceed to next steps only when all items pass the pre replacement check and the replacement page is displayed If any item fails rectify the fault as prompted Step 2 Wear an ESD wrist strap Step 3 Remove the power cable 1 Loosen the retention clip as show...

Страница 155: ...an ESD bag Step 6 Take the spare part out of its ESD bag Step 7 Insert the spare part into the empty slot until it clicks into place as shown in Figure 5 71 OceanStor Dorado V3 Series Parts Replacement 5 Replacing FRUs Issue 05 2019 01 30 Copyright Huawei Technologies Co Ltd 147 ...

Страница 156: ...lip outwards as shown in a of step 1 in Figure 5 72 and meanwhile slide the retention clip to the connection part of the AC power cable as shown in b of step 1 in Figure 5 72 Figure 5 72 Securing the AC power cables with retention clips OceanStor Dorado V3 Series Parts Replacement 5 Replacing FRUs Issue 05 2019 01 30 Copyright Huawei Technologies Co Ltd 148 ...

Страница 157: ...firm the replacement 1 Perform a post replacement inspection After the parts replacement return to the SmartKit page and click Replaced Then complete the check after the replacement as prompted 2 Check system status On the Parts Replacement page click Inspection to check the system status again If any inspection item fails rectify the fault based on the suggestions in the inspection report 3 After...

Страница 158: ... appearance or connectors of the power module l Remove only one power module at a time l A power module must be replaced within three minutes Otherwise the system heat dissipation is compromised Tools and Materials l ESD wrist strap l ESD bag l Label l Phillips screwdriver Procedure Step 1 Check status before replacement 1 Check system status Start SmartKit and choose Home Storage Routine Maintena...

Страница 159: ...r cable a Turn off the circuit breaker which connects to the DC power module b Remove the protective cover on the DC power module as shown in step 1 of Figure 5 75 Figure 5 75 Removing the DC power cable c Unfasten the screws of the DC power cable with the Phillips screwdriver remove the shock absorption sheets washers and OT terminal round holes as shown in step 2 of Figure 5 75 NOTE When unfaste...

Страница 160: ...ule Step 5 Put the removed power module into an ESD bag Step 6 Take the spare part out of its ESD bag Step 7 Open the handle of the spare part insert the spare part into the empty slot and close the handle as shown in Figure 5 77 NOTE The procedure for installing a DC power module is the same as that for installing an AC power module This step uses the AC power module as an example OceanStor Dorad...

Страница 161: ...clip outwards as shown in a of step 1 in Figure 5 78 and meanwhile slide the retention clip to the connection part of the AC power cable as shown in b of step 1 in Figure 5 78 Figure 5 78 Securing the AC power cables with retention clips OceanStor Dorado V3 Series Parts Replacement 5 Replacing FRUs Issue 05 2019 01 30 Copyright Huawei Technologies Co Ltd 153 ...

Страница 162: ...e RTN end and the OT terminal of the blue cable to the NEG end The colors of DC power cables that connect to the anode and cathode of the DC power supply are subject to the colors of the DC power cables actually configured in users equipment rooms c Install the protective cover on the DC power module as shown in step 3 of Figure 5 79 d Turn on the circuit breaker which connects to the DC power mod...

Страница 163: ...orage related error End Follow up Procedure After the power module is replaced label it to facilitate subsequent operations 5 9 Replacing a BBU This section describes how to replace a BBU 5 9 1 Replacing a BBU for Dorado5000 V3 This section describes how to replace a BBU Impact on the System l Replacing a BBU affects data security l During the replacement if all other BBUs fail the system is no lo...

Страница 164: ...ystem heat dissipation is compromised Tools and Materials l ESD wrist strap l ESD bag l Labels Procedure Step 1 Check status before replacement 1 Check system status Start SmartKit and choose Home Storage Routine Maintenance Health Check On the Health Check page perform inspection as instructed For details see 5 1 2 Checking System Status NOTE If some items fail in the inspection rectify the fault...

Страница 165: ... the power module as shown in Figure 5 81 Figure 5 81 Removing a power module Step 4 Press the latch on the BBU and pull out the BBU from the removed power module as shown in Figure 5 82 OceanStor Dorado V3 Series Parts Replacement 5 Replacing FRUs Issue 05 2019 01 30 Copyright Huawei Technologies Co Ltd 157 ...

Страница 166: ...nto the empty slot until it clicks into place as shown in Figure 5 83 Figure 5 83 Installing a BBU Step 8 Open the handle of the spare part insert the spare part into the empty slot and close the handle as shown in Figure 5 84 OceanStor Dorado V3 Series Parts Replacement 5 Replacing FRUs Issue 05 2019 01 30 Copyright Huawei Technologies Co Ltd 158 ...

Страница 167: ...of the Running Alarm indicator l If the indicator is steady green or blinking green the BBU is successfully installed l If the indicator is steady red or off the newly installed BBU is faulty the BBU slot is faulty or the BBU is incorrectly installed Figure 5 85 Running Alarm indicator on a BBU OceanStor Dorado V3 Series Parts Replacement 5 Replacing FRUs Issue 05 2019 01 30 Copyright Huawei Techn...

Страница 168: ...ystem performance is compromised Prerequisites l The spare part is ready l Configuration data has been backed up l The BBU that you want to replace has been located NOTE You can locate a component in either of the following ways l Locating a component based on alarms in DeviceManager On the Alarms and Events page of DeviceManager view the help information and locate the component to be replaced l ...

Страница 169: ...properly 2 Check the status of the parts to be replaced Start SmartKit and choose Home Storage Parts Replacement Parts Replacement On the Parts Replacement page click FRU Replacement Then complete the check before the replacement as prompted For details see 5 1 3 Replacing an FRU You can proceed to next steps only when all items pass the pre replacement check and the replacement page is displayed ...

Страница 170: ... the spare part out of its ESD bag Step 6 Fully open the handle of the spare part insert the BBU into the empty slot and close the handle as shown in Figure 5 87 OceanStor Dorado V3 Series Parts Replacement 5 Replacing FRUs Issue 05 2019 01 30 Copyright Huawei Technologies Co Ltd 162 ...

Страница 171: ...e Running Alarm indicator l If the indicator is steady green or blinking green the BBU is successfully installed l If the indicator is steady red or off the newly installed BBU is faulty the BBU slot is faulty or the BBU is incorrectly installed Figure 5 88 Running Alarm indicator on a BBU OceanStor Dorado V3 Series Parts Replacement 5 Replacing FRUs Issue 05 2019 01 30 Copyright Huawei Technologi...

Страница 172: ...ystem performance is compromised Prerequisites l The spare part is ready l Configuration data has been backed up l The BBU that you want to replace has been located NOTE You can locate a component in either of the following ways l Locating a component based on alarms in DeviceManager On the Alarms and Events page of DeviceManager view the help information and locate the component to be replaced l ...

Страница 173: ...properly 2 Check the status of the parts to be replaced Start SmartKit and choose Home Storage Parts Replacement Parts Replacement On the Parts Replacement page click FRU Replacement Then complete the check before the replacement as prompted For details see 5 1 3 Replacing an FRU You can proceed to next steps only when all items pass the pre replacement check and the replacement page is displayed ...

Страница 174: ... the spare part out of its ESD bag Step 6 Fully open the handle of the spare part insert the BBU into the empty slot and close the handle as shown in Figure 5 90 OceanStor Dorado V3 Series Parts Replacement 5 Replacing FRUs Issue 05 2019 01 30 Copyright Huawei Technologies Co Ltd 166 ...

Страница 175: ...e Running Alarm indicator l If the indicator is steady green or blinking green the BBU is successfully installed l If the indicator is steady red or off the newly installed BBU is faulty the BBU slot is faulty or the BBU is incorrectly installed Figure 5 91 Running Alarm indicator on a BBU OceanStor Dorado V3 Series Parts Replacement 5 Replacing FRUs Issue 05 2019 01 30 Copyright Huawei Technologi...

Страница 176: ...ipation is affected and the system temperature increases If the controller reaches the self protection threshold for example the CPU temperature reaches 97 C the controller is automatically powered off degrading the system reliability Prerequisites l The spare part is ready l The fan module that you want to replace has been located NOTE You can locate a component in either of the following ways l ...

Страница 177: ... that all other parts except the parts to be replaced are working properly 2 Check the status of the parts to be replaced Start SmartKit and choose Home Storage Parts Replacement Parts Replacement On the Parts Replacement page click FRU Replacement Then complete the check before the replacement as prompted For details see 5 1 3 Replacing an FRU You can proceed to next steps only when all items pas...

Страница 178: ... ESD bag Step 5 Take the spare part out of its ESD bag Step 6 Insert the spare part into the empty slot until it clicks into place as shown in Figure 5 93 OceanStor Dorado V3 Series Parts Replacement 5 Replacing FRUs Issue 05 2019 01 30 Copyright Huawei Technologies Co Ltd 170 ...

Страница 179: ...r is steady green the fan module is successfully installed l If the indicator is steady red or off the newly installed fan module is faulty the fan module slot is faulty or the fan module is incorrectly installed Figure 5 94 Running Alarm indicator on a fan module Step 8 If the fan module is successfully installed close the panel as shown in Figure 5 95 OceanStor Dorado V3 Series Parts Replacement...

Страница 180: ...port 3 After the preceding procedure is complete check services on the host for any storage related error End Follow up Procedure After the fan module is replaced label it to facilitate subsequent operations 5 10 2 Replacing a Fan Module for Dorado18000 V3 This section describes how to replace a fan module Impact on the System During the replacement of a fan module the system s heat dissipation is...

Страница 181: ... five minutes Otherwise the system heat dissipation is compromised l To avoid the sharp increase of the system temperature replace only the faulty fan module Tools and Materials l ESD wrist strap l ESD bag l Labels Procedure Step 1 Check status before replacement 1 Check system status Start SmartKit and choose Home Storage Routine Maintenance Health Check On the Health Check page perform inspectio...

Страница 182: ...the latch on the panel to open the panel 2 Press the latches on the fan module to pull out the fan module Figure 5 96 Removing a fan module Step 4 Put the removed fan module into an ESD bag Step 5 Take the spare part out of its ESD bag Step 6 Insert the spare part into the empty slot until it clicks into place as shown in Figure 5 97 OceanStor Dorado V3 Series Parts Replacement 5 Replacing FRUs Is...

Страница 183: ...r is steady green the fan module is successfully installed l If the indicator is steady red or off the newly installed fan module is faulty the fan module slot is faulty or the fan module is incorrectly installed Figure 5 98 Running Alarm indicator on a fan module Step 8 If the fan module is successfully installed close the panel as shown in Figure 5 99 OceanStor Dorado V3 Series Parts Replacement...

Страница 184: ...atus again If any inspection item fails rectify the fault based on the suggestions in the inspection report 3 After the preceding procedure is complete check services on the host for any storage related error End Follow up Procedure After the fan module is replaced label it to facilitate subsequent operations 5 11 Replacing an Expansion Module This section describes how to replace an expansion mod...

Страница 185: ... sna language en l The cable connection positions of the expansion module are labeled on the cables l The cables have been disconnected from the expansion module that you want to replace NOTE Before removing a SAS cable gently push the connector of the cable inward Then pull the plastic ring on the connector outward until the cable is completely removed from the expansion module Precautions l Remo...

Страница 186: ...If any item fails rectify the fault as prompted Step 2 Wear an ESD wrist strap Step 3 Press latches on the expansion module to release the handles and pull out the expansion module as shown in Figure 5 100 Figure 5 100 Removing an expansion module Step 4 Place the removed expansion module into an ESD bag Step 5 Take the spare part out of its ESD bag Step 6 Open the handles of the spare part insert...

Страница 187: ...and Alarm indicators l If the Power indicator is steady on and the Alarm indicator is off the expansion module is successfully installed l If the Power indicator is off or the Alarm indicator is steady on the newly installed expansion module is faulty the expansion module slot is faulty or the expansion module is incorrectly installed Figure 5 102 Indicators on an expansion module OceanStor Dorado...

Страница 188: ...use service interruption If any other host paths are available replacing an optical module will not affect services Prerequisites l The spare part is ready l You have located the interface module that houses the optical module you want to replace NOTE You can locate a component in either of the following ways l Locating a component based on alarms in DeviceManager On the Alarms and Events page of ...

Страница 189: ...rts Replacement On the Parts Replacement page click FRU Replacement Then complete the check before the replacement as prompted For details see 5 1 3 Replacing an FRU You can proceed to next steps only when all items pass the pre replacement check and the replacement page is displayed If any item fails rectify the fault as prompted Step 2 Wear an ESD wrist strap Step 3 Remove the optical fibers con...

Страница 190: ...enclosure until you hear a click sound or feel a slight shake which indicates that the optical module is inserted in place l If the optical module is not inserted in place it will fall out or will cause a link fault Figure 5 104 Installing an optical module Step 8 Insert the optical fibers into the optical module Do not look into the optical port without eye protection The laser beam on the optica...

Страница 191: ...d Follow up Procedure After the optical module is replaced label it to facilitate subsequent operations 5 13 Replacing the Parts of a Data Switch This section describes how to replace the parts of a data switch 5 13 1 Replacing a Power Module This section describes how to replace a power module Impact on the System In the process of replacing a power module on a data switch if the redundant power ...

Страница 192: ... Check the status of the parts to be replaced Start SmartKit and choose Home Storage Parts Replacement Parts Replacement On the Parts Replacement page click FRU Replacement Then complete the check before the replacement as prompted For details see 5 1 3 Replacing an FRU You can proceed to next steps only when all items pass the pre replacement check and the replacement page is displayed If any ite...

Страница 193: ...e the handle as shown in Figure 5 106 Figure 5 106 Installing a power module Step 7 Wait about one minute and check the status of the Running Alarm indicator on the power module to determine whether the power module is successfully installed Figure 5 107 shows the location of the Running Alarm indicator OceanStor Dorado V3 Series Parts Replacement 5 Replacing FRUs Issue 05 2019 01 30 Copyright Hua...

Страница 194: ...ased on the suggestions in the inspection report 3 After the preceding procedure is complete check services on the host for any storage related error End Follow up Procedure Label the replaced power module to facilitate subsequent operations 5 13 2 Replacing a Fan Module This section describes how to replace a fan module Impact on the System During the replacement of a fan module the system s heat...

Страница 195: ...nsure that all other parts except the parts to be replaced are working properly 2 Check the status of the parts to be replaced Start SmartKit and choose Home Storage Parts Replacement Parts Replacement On the Parts Replacement page click FRU Replacement Then complete the check before the replacement as prompted For details see 5 1 3 Replacing an FRU You can proceed to next steps only when all item...

Страница 196: ...ndle as shown in Figure 5 109 Figure 5 109 Installing a fan module Step 7 Wait about one minute and check the status of the Running Alarm indicator on the fan module to determine whether the fan module is successfully installed Figure 5 110 shows the location of the Running Alarm indicator on the fan module OceanStor Dorado V3 Series Parts Replacement 5 Replacing FRUs Issue 05 2019 01 30 Copyright...

Страница 197: ... for any storage related error End Follow up Procedure Label the replaced fan module to facilitate subsequent operations 5 13 3 Replacing a Data Switch This section describes how to replace a data switch Impact on the System During the replacement of a data switch the data switch is powered off This causes all I O forwarding workload to transfer to another data switch degrading the system reliabil...

Страница 198: ... of the parts to be replaced Start SmartKit and choose Home Storage Parts Replacement Parts Replacement On the Parts Replacement page click FRU Replacement Then complete the check before the replacement as prompted For details see 5 1 3 Replacing an FRU You can proceed to next steps only when all items pass the pre replacement check and the replacement page is displayed If any item fails rectify t...

Страница 199: ...Check that the data switch has been installed horizontally and screwed in tightly Figure 5 112 Installing a data switch Step 6 Connect cables to the data switch and power it on Step 7 After the Power indicator is steady on check whether each component is working properly l If yes the data switch is successfully installed OceanStor Dorado V3 Series Parts Replacement 5 Replacing FRUs Issue 05 2019 0...

Страница 200: ... This chapter describes how to replace the parts of a quorum server Table 5 2 lists the parts that can be replaced for a quorum server Table 5 2 Parts that can be replaced for a quorum server Part Active Active Service Affected or Not Entire quorum server If you power off the quorum server the arbitration mode of the active active service services changes to the static priority mode The reliabilit...

Страница 201: ...can directly remove one power module without the need to power off the quorum server if the other power module is operating properly and its power rating is larger than or equal to the rated power of the quorum server l The spare part is ready Tools and Materials l ESD gloves or ESD wrist strap l Packaging materials for example an ESD bag Procedure Step 1 Optional If only one power module is confi...

Страница 202: ...and 2 in Figure 5 115 Figure 5 115 Removing a power module 4 Put the removed power module into an ESD bag Step 3 Install the spare part 1 Take the spare part out of its ESD bag 2 Push the spare part along the guide rails into a slot until you hear a click OceanStor Dorado V3 Series Parts Replacement 5 Replacing FRUs Issue 05 2019 01 30 Copyright Huawei Technologies Co Ltd 194 ...

Страница 203: ...ing an AC power module 3 Connect the power cable to the spare part See Figure 5 117 Figure 5 117 Connecting a power cable to an AC power module 4 Secure the power cable using a cable tie See Figure 5 118 OceanStor Dorado V3 Series Parts Replacement 5 Replacing FRUs Issue 05 2019 01 30 Copyright Huawei Technologies Co Ltd 195 ...

Страница 204: ...to the static priority mode Prerequisites l The disk module you want to replace for a quorum server has been located l The cabinet and chassis of the quorum server have been located l The quorum server for which you want to replace a disk module has been located and labeled l The spare part is ready Tools and Materials l ESD gloves or ESD wrist strap l Packaging materials for example an ESD bag Pr...

Страница 205: ...from the quorum server See step 3 in Figure 5 119 3 Place the removed disk module in an ESD bag Step 2 Install the spare part 1 Take the spare part out of its ESD bag 2 Fully raise the ejector lever and push the spare part into the chassis along the guide rails until it does not move See step 1 in Figure 5 120 OceanStor Dorado V3 Series Parts Replacement 5 Replacing FRUs Issue 05 2019 01 30 Copyri...

Страница 206: ...n If the preceding command output is displayed go to 2 If the preceding command output is not displayed the configuration information about the quorum server software has been lost In this case reinstall and configure the quorum server software NOTE For details see the BC DR Solution Product Documentation Active Active DCs 2 Run the show server_ip command to check whether the connections between t...

Страница 207: ...d l All services and programs on the quorum server have been stopped and the quorum server has been powered off l Data has been backed up for the quorum server before it is removed l The cable connection positions on the quorum server to be replaced have been clearly marked Precautions l Remove or insert a quorum server with even force Excessive force may damage the appearance or connectors of the...

Страница 208: ...quorum server on the ESD platform Step 3 Install the spare part 1 At least two persons lift the spare part on two sides and move it to the rack 2 Place the spare part on the guide rails and push it into the rack as shown in Figure 5 122 OceanStor Dorado V3 Series Parts Replacement 5 Replacing FRUs Issue 05 2019 01 30 Copyright Huawei Technologies Co Ltd 200 ...

Страница 209: ...to the quorum server run the qsadmin command to go to the configuration page of the quorum server software and run the show server_ip command to check whether the connections between the quorum server and storage devices are in Established state Q2qumrom qsadmin start main Waiting for connecting to server admin show server_ip Index Server IP Server Port 1 192 168 6 31 30002 2 192 168 7 31 30002 In...

Страница 210: ...49752 Established l If yes the quorum server is installed successfully l If no the quorum server fails to be installed Check whether the IP addresses of the quorum server are correct OceanStor Dorado V3 Series Parts Replacement 5 Replacing FRUs Issue 05 2019 01 30 Copyright Huawei Technologies Co Ltd 202 ...

Страница 211: ...ick System 2 In the left function pane click the system subrack 3 In the function pane below view and record the disk domain where each disk in the subrack resides Step 3 Determine LUNs contained in those disk domains 1 In the navigation tree click Provisioning 2 In the Storage Configuration and Optimization area click Storage Pool 3 Select all storage pools that belong to disk domains in Step 2 3...

Страница 212: ... are services related to the system subrack running on this host Stop the services running on the LUN of the host If no go to Step 4 3 until the services on all recorded LUNs are stopped on the host Then replace the system subrack End OceanStor Dorado V3 Series Parts Replacement 6 FAQs Issue 05 2019 01 30 Copyright Huawei Technologies Co Ltd 204 ...

Страница 213: ...Name and address of the customer l Contact person and telephone number l Time when the fault occurred l Description of the fault phenomena l Device type and software version l Measures taken after the fault occurs and the related results l Troubleshooting level and required solution deadline 7 1 2 Making Debugging Preparations When you contact Huawei for help the technical support engineer of Huaw...

Страница 214: ...l support system are as follows l Huawei headquarters technical support department l Regional office technical support center l Customer service center l Technical support website http support huawei com enterprise You can query how to contact the regional offices at http support huawei com enterprise 7 4 Ways to Contact Huawei Huawei Technologies Co Ltd provides customers with comprehensive techn...

Страница 215: ... useful for recovery a backup must be made by copying the source data image when it is in a consistent state The act of creating a backup Backup window An interval of time during which a set of data can be backed up without seriously affecting applications that use the data Bandwidth The numerical difference between the upper and lower frequencies of a band of electromagnetic radiation A deprecate...

Страница 216: ...lace on a parent or motherboard allowing for easy installation and removal of attached pieces without release of the screw Challenge Handshake Authentication Protocol A password based authentication protocol that uses a challenge to verify that a user has access rights to a system A hash of the supplied password with the challenge is sent for comparison so the cleartext password is never sent over...

Страница 217: ...ation is performed for reasons such as possible decay of storage media obsolete hardware or software including obsolete data formats changing performance requirements the need for cost efficiencies etc Data source A system database database user database instance or file that can make BOs persistent Deduplication The replacement of multiple copies of data at variable levels of granularity with ref...

Страница 218: ...he enclosure ID and slot ID of the disk Disk utilization The percentage of used capacity in the total available capacity E Engine An engine is a core component that provides storage services for external applications Hosted in a controller enclosure the engine usually consists of one pair of controllers disk modules interface modules power modules fan modules and batteries Expander module A compon...

Страница 219: ...s by enabling storage arrays to inform disks of not implementing invalid data relocation and of controlling space release so that disks and controllers consume less space reducing costs and prolonging the useful life of storage arrays Global system for mobile communications The second generation mobile networking standard defined by the European Telecommunications Standards Institute ETSI It is ai...

Страница 220: ... are typical initiators I O Shorthand for input output I O is the process of moving data between a computer system s main memory and an external device or interface such as a storage device display printer or network connected to other computer systems This encompasses reading or moving data into a computer system s memory and writing or moving data from a computer system s memory to another locat...

Страница 221: ... remote maintenance terminal Its IP address can be modified with the change of the customer s environment N NVM Express A host controller interface with a register interface and command set designed for PCI Express based SSDs NVMe SSD A solid state disk SSD with a non volatile memory express NVMe interface Compared with other SSDs such SSDs can deliver higher performance and shorter latency O Out ...

Страница 222: ...ur while applications are accessing data on the array s virtual disks Redundancy The inclusion of extra components of a given type in a system beyond those required by the system to carry out its function for the purpose of enabling continued operation in the event of a component failure Remote replication A core technology for disaster recovery and a foundation that implements remote data synchro...

Страница 223: ...cation and as interfaces for some peripheral devices such as mouse devices and printers Service data The user and or network information required for the normal functioning of services Service network port The network port that is used to store services Simple network management protocol An IETF protocol for monitoring and managing systems and devices in a network The data being monitored and mana...

Страница 224: ...k effects in real time at low bandwidth Subnet A type of smaller network that forms a larger network according to a rule such as forming a network according to different districts This facilitates the management of a large network T Target The endpoint that receives a SCSI I O command sequence Target LUN The LUN on which target data resides Thin LUN A logic disk that can be accessed by hosts It dy...

Страница 225: ...hich the completion of a write request is signaled as soon as the data is in the cache Actual writing to non volatile media occurs at a later time Write back includes inherent risks an application will take action predicated on the write completion signal and a system failure before the data is written to non volatile media will cause media contents to be inconsistent with that subsequent action F...

Страница 226: ... zone are not permitted to communicate via the fabric Zone membership may be specified by 1 port location on a switch i e Domain_ID and port number or 2 the device s N_Port_Name or 3 the device s address identifier or 4 the device s Node_Name Well known addresses are implicitly included in every zone OceanStor Dorado V3 Series Parts Replacement 8 Glossary Issue 05 2019 01 30 Copyright Huawei Techn...

Страница 227: ...charge ESSD Electrostatic Sensitive Device F FC Fibre Channel FRU Field Replaceable Unit H HBA Host Bus Adapter I IE Internet Explorer IP Internet Protocol iSCSI Internet Small Computer Systems Interface L OceanStor Dorado V3 Series Parts Replacement 9 Acronyms and Abbreviations Issue 05 2019 01 30 Copyright Huawei Technologies Co Ltd 219 ...

Страница 228: ...tometer S SAN Storage Area Network SAS Serial Attached SCSI SCSI Small Computer System Interface W WWPN World Wide Port Name OceanStor Dorado V3 Series Parts Replacement 9 Acronyms and Abbreviations Issue 05 2019 01 30 Copyright Huawei Technologies Co Ltd 220 ...

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