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Troubleshooting

Summary of Contents for MSA 2040

Page 1: ...1 Abstract This document describes initial hardware setup for HP MSA 2040 controller enclosures and is intended for use by storage system administrators familiar with servers and computer networks network administration storage system installation and configuration storage area network management and relevant protocols ...

Page 2: ... change without notice The only warranties for HP products and services are set forth in the express warranty statements accompanying such products and services Nothing herein should be construed as constituting an additional warranty HP shall not be liable for technical or editorial errors or omissions contained herein Acknowledgments Microsoft and Windows are U S registered trademarks of Microso...

Page 3: ...the MSA 2040 controller to the SFF drive enclosure 20 Connecting the MSA 2040 controller to the LFF drive enclosure 20 Connecting the MSA 2040 controller to mixed model drive enclosures 21 Cable requirements for MSA 2040 enclosures 21 Testing enclosure connections 28 Powering on powering off 28 AC power supply 28 DC and AC power supplies equipped with a power switch 29 Connect power cable to DC po...

Page 4: ...e system 51 7 Troubleshooting 53 USB CLI port connection 53 Fault isolation methodology 53 Basic steps 53 Options available for performing basic steps 53 Use the SMU 53 Use the CLI 54 Monitor event notification 54 View the enclosure LEDs 54 Performing basic steps 54 Gather fault information 54 Determine where the fault is occurring 54 Review the event logs 54 Isolate the fault 55 If the enclosure ...

Page 5: ...module voltage sensors 69 8 Support and other resources 71 Contacting HP 71 Subscription service 71 Product advisories 71 Related information 71 Prerequisites 72 Troubleshooting resources 72 Typographic conventions 72 Rack stability 73 Customer self repair 73 Product warranties 73 9 Documentation feedback 75 A Regulatory information 77 Belarus Kazakhstan Russia marking 77 Turkey RoHS material cont...

Page 6: ...rements 90 Cabling requirements 90 Management host requirements 90 Physical requirements 91 Environmental requirements 92 Electrical requirements 92 Site wiring and power requirements 92 Power cord requirements 92 D Electrostatic discharge 93 Preventing electrostatic discharge 93 Grounding methods to prevent electrostatic discharge 93 E SFP option for host ports 95 Locate the SFP transceivers 95 I...

Page 7: ... path 36 20 Connecting hosts direct attach one server one HBA dual path 36 21 Connecting hosts direct attach two servers one HBA per server dual path 36 22 Connecting hosts direct attach four servers one HBA per server dual path 37 23 Connecting hosts switch attach two servers two switches 37 24 Connecting hosts switch attach four servers multiple switches SAN fabric 38 25 Connecting two storage s...

Page 8: ...8 Figures ...

Page 9: ...er Source 59 13 Diagnostics LED status Rear panel power supply Voltage Fan Fault Service Required 59 14 Diagnostics LED status Rear panel Cache Status 60 15 Diagnostics for replication setup Using Remote Snap feature 64 16 Diagnostics for replication setup Viewing information about remote links 64 17 Diagnostics for replication setup Creating a replication set 65 18 Diagnostics for replication set...

Page 10: ...10 Tables ...

Page 11: ... disk group otherwise MSA 2040 enclosure user interfaces The MSA 2040 enclosures support two versions of the Storage Management Utility SMU which is a web based application for configuring monitoring and managing the storage system Both SMU versions v3 and v2 and the command line interface are briefly described v3 is the new primary web interface for the enclosures providing access to all common m...

Page 12: ...ce Guide for information about configuring Converged Network Controller ports with host interface protocols of the same type or a combination of types MSA 2040 SAS MSA 2040 SAS models provide four high density mini SAS HD mini SAS ports per controller module The HD mini SAS host interface protocol uses the SFF 8644 external connector interface defined for SAS3 0 to support a link rate of 12 Gbit s...

Page 13: ...e expansion See SFF drive enclosure page 17 for a description of the D2700 MSA 2040 Array SFF enclosure Figure 1 MSA 2040 Array SFF enclosure front panel MSA 2040 Array LFF or supported drive expansion enclosure Figure 2 MSA 2040 Array LFF or supported 12 drive enclosure front panel 1 Enclosure ID LED 2 Disk drive Online Activity LED 3 Disk drive Fault UID LED 4 Unit Identification UID LED 5 Heart...

Page 14: ...T If the MSA 2040 controller enclosure is configured with a single controller module the controller module must be installed in the upper slot see callout 2 above and an I O module blank must be installed in the lower slot see callout 3 above This configuration is required to allow sufficient air flow through the enclosure during operation The diagrams with tables that immediately follow provide d...

Page 15: ...ication see Install an SFP transceiver page 95 2 CLI port USB Type B 3 Service port 2 used by service personnel only 4 Reserved for future use 5 Network port 6 Service port 1 used by service personnel only 7 Disabled button used by engineering only Sticker shown covering the opening 8 SAS expansion port 1 Host ports used for host connection or replication see Install an SFP transceiver page 95 2 C...

Page 16: ...ing the Command line Interface via a telnet client Drive enclosures Drive enclosure expansion modules attach to MSA 2040 controller modules via the mini SAS expansion port allowing addition of disk drives to the system MSA 2040 controller enclosures support adding the 6 Gb drive enclosures described below 1 HD mini SAS ports used for host connection 2 CLI port USB Type B 3 Service port 2 used by s...

Page 17: ...w I O data the controller writes the data to the drive array Read ahead caching The controller detects sequential array access reads ahead into the next sequence of data and stores the data in the read ahead cache Then if the next read access is for cached data the controller immediately loads the data into the system memory avoiding the latency of a disk access NOTE See the HP MSA 2040 SMU Refere...

Page 18: ...closure data loss data corruption will occur IMPORTANT In dual controller configurations featuring one healthy partner controller there is no need to transport failed controller cache to a replacement controller because the cache is duplicated between the controllers subject to volume write optimization setting Supercapacitor pack To protect RAID controller cache in case of power failure MSA 2040 ...

Page 19: ...O to any volumes in the disk group before removing the disk drive modules Follow the Removing the failed drive and Installing the replacement drive procedures within the HP MSA Drive Module Replacement Instructions Import the keys for the disks so that the disk content becomes available Table 1 Installation checklist Step Task Where to find procedure 1 Install the controller enclosure and optional...

Page 20: ... secure system the disk will have the Unusable status and will be unavailable for use If you are re installing your FDE capable disk drive modules as part of the process to replace the chassis FRU you must insert the original disks and re enter their FDE passprhase Connecting controller and drive enclosures MSA 2040 controller enclosures support up to eight enclosures including the controller encl...

Page 21: ...ired they must be ordered separately see relevant MSA 2040 QuickSpecs or P2000 G3 QuickSpecs for your products The maximum expansion cable length allowed in any configuration is 2 m 6 56 Cables required if not included must be separately purchased When adding more than two drive enclosures you may need to purchase additional 1 m or 2 m cables depending upon number of enclosures and cabling method ...

Page 22: ... blank to ensure sufficient air flow during enclosure operation The remaining illustrations in the section feature enclosures equipped with dual IOMs IMPORTANT If the MSA 2040 controller enclosure is configured with a single controller module the controller module must be installed in the upper slot and an I O module blank must be installed in the lower slot shown above This configuration is requi...

Page 23: ...s moving in the opposite direction green Fault tolerant cabling allows any drive enclosure to fail or be removed while maintaining access to other enclosures The diagram at right above shows the same storage components connected using straight through cabling Using this method if a drive enclosures fails the enclosures that follow the failed enclosure in the chain are no longer accessible until th...

Page 24: ...n module 5B of the last drive enclosure with connections moving in the opposite direction green Fault tolerant cabling allows any drive enclosure to fail or be removed while maintaining access to other enclosures The diagram at right shows the same storage components connected using straight through cabling Using this method if a drive enclosures fails the enclosures that follow the failed enclosu...

Page 25: ...dered in desired sequence within the array following the controller enclosure The diagram at left shows fault tolerant cabling of a dual controller enclosure and mixed model drive enclosures and the diagram at right shows the same storage components connected using straight through cabling 1B 1A Controller B Controller A Out In Out In 3B 3A P1 P1 4B 4A P2 P2 P2 P2 P1 P1 5B 5A 2B 2A Out In Out In F...

Page 26: ...bling of an MSA 2040 controller enclosure and seven D2700 drive enclosures P1 Controller A Controller B 1A 1B P2 P1 P1 P1 P1 P1 2A 2B 3A 3B 4A 4B P2 P2 P2 P2 P2 LFF 12 drive enclosure 1 SFF 25 drive enclosure 2 Drive enclosure IOM face plate key Controller A Controller B In Out In Out In Out In Out In Out 1A 1B 2A 2B 3A 3B 4A 4B 8A 8B In Out In Out 5A 5B In Out In Out 6A 6B In Out In Out 7A 7B In ...

Page 27: ...e ordered in desired sequence within the array following the controller enclosure MSA 2040 controller enclosures support up to eight enclosures including the controller enclosure for adding storage IMPORTANT For comprehensive configuration options and associated illustrations refer to the HP MSA 2040 Cable Configuration Guide 1B 1A Controller A Controller B 2B 2A 3B 3A 4B 4A 5B 5A 6B 6A 7B 7A 8B 8...

Page 28: ...amber the power on sequence is complete and no faults have been detected See LED descriptions page 79 for descriptions of LED behavior Controller enclosure next Depending upon the number and type of disks in the system it may take several minutes for the system to become ready Data host last if powered down for maintenance purposes TIP Generally when powering off you will reverse the order of step...

Page 29: ...tem 1 Stop all I O from hosts to the system see Stopping I O page 55 2 Shut down both controllers using either method described below Use the SMU to shut down both controllers as described in the online help and web posted HP MSA 2040 SMU Reference Guide Proceed to step 3 Use the CLI to shut down both controllers as described in the HP MSA 2040 CLI Reference Guide 3 Disconnect the power cord male ...

Page 30: ...ominal range 36V DC to 72V DC may damage the enclosure Connect power cord to legacy AC power supply Obtain two suitable AC power cords one for each AC power supply that will connect to a separate power source See the illustration at right in Figure 17 page 29 when performing the following steps 1 Verify that the enclosure power switches are in the Off position 2 Identify the power cord connector o...

Page 31: ...MSA 2040 SMU Reference Guide Proceed to step 3 Use the CLI to shut down both controllers as described in the HP MSA 2040 CLI Reference Guide 3 Press the power switches at the back of the controller enclosure to the Off position 4 Press the power switches at the back of each drive enclosure to the Off position ...

Page 32: ...32 Installing the enclosures ...

Page 33: ...this section A list of supported configurations resides on the MSA 2040 manuals site at http www hp com support msa2040 manuals HP MSA 2040 Quick Start Instructions HP MSA 2040 Cable Configuration Guide These documents provide installation details and describe newly supported direct attach switch connect and storage expansion configuration options for MSA 2040 products For specific information abo...

Page 34: ... Snap replication feature whereas the second option requires that the host computer supports FC and optionally multipath I O TIP Use the SMU Configuration Wizard to set FC port speed Within the SMU Reference Guide see Using the Configuration Wizard and scroll to FC port options Use the CLI command set host parameters to set FC port options and use the show ports command to view information about h...

Page 35: ...ns four per controller module Connect appropriate cables from the server HBAs to the controller host ports as described below and shown in the following illustrations To connect the MSA 2040 SAN controller to a server or switch using FC SFPs in controller ports select Fibre Channel cables supporting 4 8 16 Gb data rates that are compatible with the host port SFP connector see the QuickSpecs Such c...

Page 36: ... server dual path Figure 21 Connecting hosts direct attach two servers one HBA per server dual path 6Gb s S S A Server MSA 2040 SAN IOM blank 12Gb s S S A 6Gb s S S A 12Gb s S S A Server MSA 2040 SAS IOM blank 6Gb s 6Gb s S S A S S A Server MSA 2040 SAN 12Gb s S S A 6Gb s 6Gb s S S A S S A 12Gb s S S A 12Gb s S S A 12Gb s S S A Server MSA 2040 SAS 6Gb s 6Gb s S S A S S A Server 1 Server 2 MSA 2040...

Page 37: ...urations Dual controller configuration Two servers two switches Figure 23 Connecting hosts switch attach two servers two switches 6Gb s S S A 6Gb s S S A Server 1 Server 2 Server 3 Server 4 MSA 2040 SAN 12Gb s S S A 12Gb s S S A 6Gb s S S A 6Gb s S S A 12Gb s S S A 12Gb s S S A Server 1 Server 2 Server 3 Server 4 MSA 2040 SAS 6Gb s S S A 6Gb s S S A Server 1 Server 2 Switch A Switch B MSA 2040 SAN...

Page 38: ...the first system or at a different site The two associated standard volumes form a replication set and only the primary volume source of data can be mapped for access by a server Both systems must be licensed to use Remote Snap and must be connected through switches to the same fabric or network i e no direct attach The server accessing the replication set need only be connected to the primary sys...

Page 39: ...rrectly cabled before performing replication See the following documents for more information about using Remote Snap to perform replication tasks HP Remote Snap technical white paper HP MSA 2040 Best Practices HP MSA 2040 SMU Reference Guide HP MSA 2040 CLI Reference Guide HP MSA Event Descriptions Reference Guide HP MSA 2040 Cable Configuration Guide To access user documents see the MSA 2040 man...

Page 40: ...Remote Snap one server two switches one location Host ports used for replication must be connected to at least one switch For optimal protection use two switches with one replication port from each controller connected to the first switch and the other replication port from each controller connected to the second switch Using two switches in tandem avoids the potential single point of failure inhe...

Page 41: ...tion to isolate I O traffic from replication traffic Since each switch would include both VLANs or zones the configuration would function as multiple networks Multiple servers different networks multiple switches The diagram below shows the rear panel of two MSA 2040 SAN controller enclosures with both I O and replication occurring on different networks Figure 28 Connecting two storage systems for...

Page 42: ... 6Gb s S S A Peer sites with failover Key Server Codes A File servers Data Restore Modes Replicate back over WAN Replicate via physical media transfer Failover Modes VMware Hyper V failover to servers A1 A2 B2 A1 B1 A2 B2 A1 B1 A1 A2 B1 B2 A Application servers A2 B File servers B1 B Application servers B2 Remote site B Remote site A Corporate end users Corporate end users LAN LAN WAN Ethernet SAN...

Page 43: ...ble or disable the setting use the set advanced settings command and set the partner firmware upgrade parameter See the CLI Reference Guide for more information about command parameter syntax If using the SMU v2 right click the system in the Configuration View panel and select Tools Update Firmware The Update Firmware panel displays the currently installed firmware versions and enables you to upda...

Page 44: ...44 Connecting hosts ...

Page 45: ... controller enclosures To load the Linux device driver with the correct parameters the following command is required modprobe usbserial vendor 0x210c product 0xa4a7 use_acm 1 Optionally the information can be incorporated into the etc modules conf file Downloading a device driver for Windows computers A Windows USB device driver download is provided for communicating directly with the controller c...

Page 46: ...e command line interface embedded in each controller module The command line interface enables you to access the system using the USB universal serial bus communication interface and terminal emulation software The USB cable and CLI port support USB version 2 0 Use the CLI commands described in the steps below to set the IP address for the network port on each controller module Once new IP address...

Page 47: ...on and login prompt a At the login prompt enter the default user manage b Enter the default password manage If the default user or password or both have been changed for security reasons enter the secure login credentials instead of the defaults shown above NOTE The following CLI commands enable you to set the management mode to v3 or v2 Use set protocols to change the default management mode Use ...

Page 48: ...etwork might require you to restart the Management Controller s using the CLI When you restart a Management Controller communication with it is temporarily lost until it successfully restarts Type the following command to restart the management controller on both controllers restart mc both 1 1 When you are done using the CLI exit the emulator 12 Retain the new IP addresses to access and manage th...

Page 49: ...nel select Device Manager 2 Connect using the USB COM port and Detect Carrier Loss option a Select Connect To Connect using pick a COM port from the list b Select the Detect Carrier Loss check box The Device Manager page should show Ports COM LPT with an entry entitled Disk Array USB Port COMn where n is your system s COM port number 3 Set network port IP addresses using the CLI see procedure on p...

Page 50: ...50 Connecting to the controller CLI port ...

Page 51: ...ted section in the web posted HP MSA 2040 SMU Reference Guide The Getting Started section provides instructions for signing in to the SMU introduces key concepts addresses browser setup and provides tips for using the main window and the help window TIP After signing in to the SMU you can use online help as an alternative to consulting the reference guide Configuring and provisioning the storage s...

Page 52: ...52 Basic operation ...

Page 53: ... the fault is occurring see Determine where the fault is occurring page 54 Review event logs see Review the event logs page 54 If required isolate the fault to a data path component or configuration see Isolate the fault page 55 Cabling systems to enable use of the licensed Remote Snap feature to replicate volumes is another important fault isolation consideration pertaining to initial system inst...

Page 54: ...p you determine the correct action needed to remedy the fault Begin by reviewing the reported fault Is the fault related to an internal data path or an external data path Is the fault related to a hardware component such as a disk drive module controller module or power supply By isolating the fault to one of the components within the storage system you will be able to determine the necessary acti...

Page 55: ...cted and check the power source that it is connected to Check the event log for errors Correcting enclosure IDs When installing a system with drive enclosures attached the enclosure IDs might not agree with the physical cabling order This is because the controller might have been previously attached to some of the same enclosures during factory testing and it attempts to preserve the previous encl...

Page 56: ... msa2040 manuals Diagnostic steps This section describes possible reasons and actions to take when an LED indicates a fault condition during initial system setup See LED descriptions page 79 for descriptions of all LED statuses NOTE Once event notification is configured and enabled using the SMU you can view event logs to monitor the health of the system and its components using the GUI In additio...

Page 57: ...d Hardware controlled power up error Cache flush error Cache self refresh error Restart this controller from the other controller using the SMU or the CLI If the above action does not resolve the fault remove the controller and reinsert it If the above action does not resolve the fault contact an authorized service provider for assistance It may be necessary to replace the controller Table 6 Diagn...

Page 58: ...mage Replace cable if necessary Swap cables to determine if fault is caused by a defective cable Replace cable if necessary Verify that the switch if any is operating properly If possible test with another port Verify that the HBA is fully seated and that the PCI slot is powered on and operational In the SMU review event logs for indicators of a specific fault in a host data path component Follow ...

Page 59: ...e link is down Use standard networking troubleshooting procedures to isolate faults on the network Table 1 1 Diagnostics LED status Rear panel Network Port Link Status Answer Possible reasons Actions No System functioning properly No action required Yes The power supply is not receiving adequate power Verify that the power cord is properly connected and check the power source to which it connects ...

Page 60: ...onnection troubleshooting featuring host ports with SFPs The procedure below applies to MSA 2040 SAN controller enclosures employing small form factor pluggable SFP transceiver connectors in 4 8 16 Gb FC 10GbE iSCSI or 1 Gb iSCSI host interface ports In the following procedure SFP and host cable is used to refer to any of the qualified SFP options supporting Converged Network Controller ports used...

Page 61: ... the SFP Replace the SFP No Proceed to the next step 8 Re insert the original SFP and swap the cable with a known good one Is the host link status link activity LED on Yes You have isolated the fault to the cable Replace the cable No Proceed to the next step 9 Verify that the switch if any is operating properly If possible test with another port 10 Verify that the HBA is fully seated and that the ...

Page 62: ...able back to its original port Is the host link status LED on No The controller module port has failed Replace the controller module Yes Monitor the connection for a period of time It may be an intermittent problem which can occur with damaged cables and HBAs Isolating a controller module expansion port connection fault During normal operation when a controller module expansion port is connected t...

Page 63: ...m or at a different site See Connecting two storage systems to replicate volumes page 38 for host connection information concerning Remote Snap Replication setup and verification After storage systems and hosts are cabled for replication you can use the Replication Setup Wizard in the SMU to prepare to use the Remote Snap feature Optionally you can use telnet to access the IP address of the contro...

Page 64: ...l in the SMU right click the system and select Tools Update Firmware The Update Firmware panel displays currently installed firmware versions If necessary update the controller module firmware to ensure compatibility with other systems No Invalid cabling connection Check cabling for each system Verify controller enclosure cabling Verify use of proper cables Verify proper cabling paths for host con...

Page 65: ...eplicates to a secondary volume residing in the local storage system Verify valid links On dual controller systems verify that A ports can access B ports on the partner controller and vice versa Verify existence of either a replication prepared volume of the same size as the master volume or a vdisk with sufficient unused capacity Remote Replication mode replicates to a secondary volume residing i...

Page 66: ...w table Check for replication interruption suspended status Check for inconsistent status Check for offline status Replications that enter the suspended state must be resumed manually No Communication link is down See actions described in Can you view information about remote links page 64 Table 18 Diagnostics for replication setup Replicating a volume Answer Possible reasons Actions Yes System fu...

Page 67: ...eft open for more than two minutes If you need to replace a module leave the old module in place until you have the replacement or use a blank module to fill the slot Leaving a slot open negatively affects the airflow and can cause the enclosure to overheat 4 Try replacing each power supply module one at a time 5 Replace the controller modules one at a time 6 Replace SFPs one at a time MSA 2040 SA...

Page 68: ...n a power supply sensor goes out of range the Fault ID LED illuminates amber and an event is logged to the event log Table 22 Cooling fan sensor descriptions Description Location Event Fault ID LED condition Fan 1 Power supply 1 4 000 RPM Fan 2 Power supply 1 4 000 RPM Fan 3 Power supply 2 4 000 RPM Fan 4 Power supply 2 4 000 RPM Table 23 Controller module temperature sensor descriptions Descripti...

Page 69: ...s ensure that the enclosure power supply voltage is within normal ranges There are three voltage sensors per power supply Table 25 Voltage sensor descriptions Sensor Event Fault LED condition Power supply 1 voltage 12V 1 1 00V 13 00V Power supply 1 voltage 5V 4 00V 6 00V Power supply 1 voltage 3 3V 3 00V 3 80V ...

Page 70: ...70 Troubleshooting ...

Page 71: ... Sign up for notifications at http www hp com go myadvisory Related information The following user documents are available on the HP MSA 2040 manuals page at http www hp com support msa2040 manuals HP MSA System Racking Instructions HP MSA 2040 Quick Start Instructions HP MSA 2040 Cable Configuration Guide HP MSA 2040 SMU Reference Guide HP MSA 2040 CLI Reference Guide HP MSA Event Descriptions Re...

Page 72: ...so described For additional information see the HP MSA 2040 Guided Troubleshooting website http www hp com support msa2040 Troubleshooting Typographic conventions WARNING Indicates that failure to follow directions could result in bodily harm or death CAUTION Indicates that failure to follow directions could result in damage to equipment or data Table 26 Document conventions Convention Element Blu...

Page 73: ...time Racks may become unstable if more than one component is extended Customer self repair HP customer self repair CSR programs allow you to repair your storage product If a CSR part needs replacing HP ships the part directly to you so that you can install it at your convenience Some parts do not qualify for CSR Your HP authorized service provider will determine whether a repair can be accomplishe...

Page 74: ...74 Support and other resources ...

Page 75: ...o providing documentation that meets your needs To help us improve the documentation send any errors suggestions or comments to Documentation Feedback docs feedback hp com Include the document title and part number version number or the URL when submitting your feedback ...

Page 76: ...76 Documentation feedback ...

Page 77: ...Хьюлетт Паккард К 050040 Казахстан г Алматы Бостандыкский район ул Тимирязева 28В 1 этаж тел факс 7 727 355 35 50 7 727 355 35 51 Local Representative information Kazakh HP Kazakhstan ЖШС Хьюлетт Паккард К Қазақстан Алматы қ Бостандық ауданы Тимирязев к сі 28В тел факс 7 727 355 35 50 7 727 355 35 51 Manufacturing date The manufacturing date is defined by the serial number CCSYWWZZZZ HP serial num...

Page 78: ...rvers http www hp com support ProliantServers Warranties HP Enterprise Servers http www hp com support EnterpriseServers Warranties HP Storage Products http www hp com support Storage Warranties HP Networking Products http www hp com support Networking Warranties ...

Page 79: ...igure 31 LEDs MSA 2040 Array SFF enclosure front panel LED Description Definition 1 Enclosure ID Green On Enables you to correlate the enclosure with logical views presented by management software Sequential enclosure ID numbering of controller enclosures begins with the integer 1 The enclosure ID for an attached drive enclosure is nonzero 2 Disk drive Online Activity See Disk drive LEDs page 81 3...

Page 80: ...sure is nonzero 2 Disk drive Online Activity See Disk drive LEDs page 81 3 Disk drive Fault UID See Disk drive LEDs page 81 4 Unit Identification UID Blue Identified Off Identity LED off 5 Heartbeat Green The enclosure is powered on with at least one power supply operating normally Off Both power supplies are off the system is powered off 6 Fault ID Amber Fault condition exists The event has been ...

Page 81: ...egularly 1 Hz Online possible I O activity A predictive failure alert may have been received for this device Further investigation is required Blinking irregularly Amber blinking regularly 1 Hz The disk drive is active but a predictive failure alert may have been received for this disk Further investigation is required Off Amber solid1 Offline no activity A failure or critical fault condition has ...

Page 82: ... with tables that immediately follow provide descriptions of the different controller modules and power supply modules that can be installed into the rear panel of an MSA 2040 controller enclosure Showing controller modules and power supply modules separately from the enclosure provides improved clarity in identifying the component items called out in the diagrams and described in the tables Descr...

Page 83: ...k speeds 4 Network Port Link Speed4 Off Link is up at 10 100base T negotiated speeds Amber Link is up and negotiated at 1000base T 5 OK to Remove Off The controller module is not prepared for removal Blue The controller module is prepared for removal 6 Unit Locator Off Normal operation Blinking white Physically identifies the controller module 7 FRU OK Off Controller module is not OK Blinking gree...

Page 84: ...0base T negotiated speeds Amber Link is up and negotiated at 1000base T 5 OK to Remove Off The controller module is not prepared for removal Blue The controller module is prepared for removal 6 Unit Locator Off Normal operation Blinking white Physically identifies the controller module 7 FRU OK Off Controller module is not OK Blinking green System is booting Green Controller module is operating no...

Page 85: ...r Off Normal operation Blinking white Physically identifies the controller module 7 FRU OK Off Controller module is not OK Blinking green System is booting Green Controller module is operating normally 8 Fault Service Required Amber A fault has been detected or a service action is required Blinking amber Hardware controlled power up or a cache flush or restore error 9 Cache Status Green Cache cont...

Page 86: ...lush and self refresh mechanism is an important data protection feature essentially four copies of user data are preserved one in controller cache and one in CompactFlash of each controller The Cache Status LED illuminates solid green during the boot up process This behavior indicates the cache is logging all POSTs which will be flushed to the CompactFlash the next time the controller shuts down C...

Page 87: ...ort D2700 6Gb drive enclosures For information about the D2700 visit http www hp com support Pictorial representations of this drive enclosure are also provided in the MSA 2040 Quick Start Instructions and MSA 2040 Cable Configuration Guide LED Description Definition 1 Power supply LEDs See Power supply LEDs page 86 2 Unit Locator Off Normal operation Blinking white Physically identifies the expan...

Page 88: ...88 LED descriptions ...

Page 89: ...upplied facilities voltage must maintain a voltage with not more than 5 percent fluctuation The customer facilities must also provide suitable surge protection Site wiring must include an earth ground connection to the AC power source The supply conductors and power distribution boxes or equivalent metal enclosure must be grounded at both ends Power circuits and associated circuit breakers must pr...

Page 90: ...em Contact your facilities manager or a qualified electrician if you are not sure what type of power is supplied to your building Enclosures are shipped with a grounding type three wire power cord To reduce the risk of electric shock always plug the cord into a grounded power outlet Do not use household extension cords with the enclosures Not all power cords have the same current ratings Household...

Page 91: ...t may be cabled to these systems i e D2700 check the QuickSpecs http www hp com support msa2040 QuickSpecs 1 Weights shown are nominal and subject to variances 2 Weights may vary due to different power supplies IOMs and differing calibrations between scales 3Weights may vary due to actual number and type of disk drives SAS or SSD installed Table 27 Rackmount enclosure dimensions Specifications Rac...

Page 92: ...rements for both U S and international operation The power supply modules use standard industrial wiring with line to neutral or line to line power connections Power cord requirements Each enclosure is equipped with two power supplies of the same type both AC or both DC For enclosures equipped with AC power supply modules use two power cords that are appropriate for use in a typical outlet in the ...

Page 93: ...uching a static sensitive component or assembly Grounding methods to prevent electrostatic discharge Several methods are used for grounding Use one or more of the following methods when handling or installing electrostatic sensitive parts Use a wrist strap connected by a ground cord to a grounded workstation or computer chassis Wrist straps are flexible straps with a minimum of 1 megohm 10 percent...

Page 94: ...94 Electrostatic discharge ...

Page 95: ...ws page 49 Install an SFP transceiver For each target MSA 2040 SAN host port perform the following procedure to install an SFP Refer to the figure above when performing the steps 1 Orient the SFP as shown above and align it for insertion into the target host port The SFP should be positioned such that the actuator pivot hinge is on top 2 If the SFP has a plug remove it before installing the transc...

Page 96: ... cable option to the duplex jack at the end of the SFP connector NOTE To remove an SFP module perform the above steps in reverse order Verify component operation View the host port Link Status Link Activity LED on the controller module face plate A green LED indicates that the port is connected and the link is up see LED descriptions for information about controller module LEDs ...

Page 97: ...er supply 14 DC power supply 14 supported drive enclosures LFF drive enclosure 17 SFF drive enclosure 17 MSA 2040 SAN enclosure rear panel AC power supply 82 CLI port USB Type B 15 82 DC power supply 82 DC power switch 82 host ports 15 82 mini SAS expansion port 15 network port 15 82 reserved port 15 82 SAS expansion port 82 service port 1 15 82 service port 2 15 82 MSA 2040 SAS enclosure rear pan...

Page 98: ...ache Status 83 84 Expansion Port Status 83 84 Fault Service Required 83 84 FC Host Link Status Link Activity 83 FRU OK 83 84 Network Port Link Active 83 84 Network Port Link Speed 83 84 OK to Remove 83 84 Unit Locator 83 84 MSA 2040 SAS 6 12 Gb Host Link Activity 85 6 12 Gb Host Link Status 85 Cache Status 85 Expansion Port Status 85 Fault Service Required 85 FRU OK 85 Network Port Link Active 85 ...

Page 99: ...on 2 v2 interface 11 version 3 v3 interface 11 storage system setup configuring 51 provisioning 51 replicating 51 supercapacitor pack 18 T troubleshooting 53 controller failure single controller configuration 59 correcting enclosure IDs 55 enclosure does not initialize 55 expansion port connection fault 62 host side connection fault 60 61 Remote Snap replication faults 63 using event notification ...

Page 100: ...100 Index ...

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