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Dell SC8000, Deployment Manual

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Dell SC8000 Deployment Manual Download Page 199

Adding SC200/220 Enclosures

Dell Compellent

189 

8

Disconnect

 

the

 

B

‐

side

 

cables

 

from

 

the

 

controllers

 

as

 

shown

 

in

 

Figure 120

:

Controller

 

A:

 

slot

 

6

 

port

 

3.

 

Controller

 

B,

 

slot

 

6

 

port

 

1.

 

IO

 

continues

 

through

 

the

 

A

‐

side

 

cables.

 

9

Move

 

the

 

cable

 

from

 

Enclosure

 

2:

 

bottom,

 

port

 

B

→

 

Enclosure

 

4:

 

bottom,

 

port B.

10

Use

 

new

 

cables

 

to

 

connect

 

the

 

new

 

enclosures

 

to

 

the

 

existing

 

enclosures

 

(B

 

side):

Enclosure

 

2:

 

bottom,

 

port

 

B

→

 

Enclosure

 

3:

 

bottom,

 

port

 

A.

Enclosure

 

3:

 

bottom

 

port

 

B

→

 

to

 

Enclosure

 

4:

 

bottom

 

port

 

A.

 

Enclosures

 

3

 

and

 

4

 

are

 

now

 

part

 

of

 

the

 

B

‐

side

 

chain

 

and

 

can

 

be

 

connected

 

to

 

Controllers

 

A

 

and

 

B.

 

Figure 120. Connect SC200/220 Enclosures to B Side

Disconnect B side

Connect 
Enclosures 
(B side)

Move Cable from 
Enclosure 2

Enclosure 1

Enclosure 2

Enclosure 3

Enclosure 4

Controller A

Controller B

Add cable

Add cable

Summary of Contents for SC8000

Page 1: ...Dell Compellent Storage Center SC8000 Controller Deployment Guide ...

Page 2: ...N set up to reflect previous method added recommended Ethernet speed updated number of back end chains supported removed references to direct connect FC front end connection C December 2013 Changed number of supported chains D May 2014 Revise software startup procedure for SecureData and SEDs implemented in version 6 5 software Note Indicates important information that helps you complete a procedu...

Page 3: ...SC280 Enclosure Front Panel Features and Indicators 13 SC280 Drawer Front Panel Features and Indicators 14 SC280 Back Panel Features and Indicators 15 SC280 EMM Features and Indicators 16 SC280 Power Supply Unit Features and Indicators 17 Fan Module Features and Indicators 18 SC280 Enterprise Plus Drives 19 SC280 Drive Numbering 20 SC200 220 SAS Enclosures 20 SC200 220 Front Panel Features and Ind...

Page 4: ... 31 Gather Required Materials 32 Safety Precautions 32 Electrical Safety Precautions 32 General Safety Precautions 33 Electrostatic Discharge Precautions 34 Install IO Cards the Controller s 35 Open the Cover 35 Install IO Cards 37 Close the Cover 43 Label the Controllers 44 Mount the Hardware in a Rack 45 2U and 3U Enclosures 45 5U Enclosures 46 Install Drives in SC280 Enclosures 48 Installing Dr...

Page 5: ...ingle Chain 70 Dual Controllers Four Enclosures Two Chains Low Profile SAS 71 Dual Controllers Four Enclosures Two Chains 73 Dual Controllers Eight Enclosures Two Chains 74 Connect SC280 Enclosures 75 Single Controller Single SC280 Enclosure 76 Single Controller Two SC280 Enclosures 77 Dual Controller Single SC280 Enclosure 78 Dual Controller Two SC280 Enclosures 79 Dual Controllers Two SC280 and ...

Page 6: ...nnect iSCSI Servers 111 Label the Front End Cables 116 5 Set up the Storage Center Software 119 Prerequisites 119 Hardware Configuration 119 Required Materials 120 Required Documents 120 Required Software Versions 120 Connect the Ethernet Management and iDRAC Interfaces 121 Connect Single Controller Management Ports 121 Connect Dual Controller Management Ports 122 Label the Management Cables 122 T...

Page 7: ... and Failover 166 Clean up Test Volumes 167 Change Administrative Passwords 168 Configure a Phone Home Proxy 170 Phone Home 170 Check for Storage Center Updates 172 Next Steps 172 A Adding or Removing an Enclosure 173 Adding SC280 Enclosures 174 Adding an SC280 Enclosure in a New Chain 174 Adding to an Existing SC280 Enclosure Chain 178 Adding SC200 220 Enclosures 184 Creating a New Chain of SC200...

Page 8: ...orage Center SC8000 Controller Deployment Guide Contents B Troubleshooting 205 Troubleshooting the Serial Connection 205 Troubleshooting Enclosures 205 Troubleshooting Licenses 206 Troubleshooting Updates 206 ...

Page 9: ...nager software that manages an individual Storage Center Storage Center Software Update Guide Describes how to upgrade Storage Center software from an earlier version to the current version Storage Center Maintenance CD Instructions Describes how to install Storage Center software on Storage Center controllers Installing Storage Center software using the Storage Center Maintenance CD is intended f...

Page 10: ...ment Guide Dell TechCenter Provides technical white papers best practice guides and frequently asked questions about Dell Storage products Go to http en community dell com techcenter storage and select Dell Compellent in the Table of Contents ...

Page 11: ...t Storage Center The information provided in this Deployment Guide is intended to be used by Dell installers and Dell business partners Contents Storage Center Hardware Components 2 Storage Center Architecture Options 3 Communication Links 4 SC8000 Controller 6 SC280 SAS Enclosures 12 SC200 220 SAS Enclosures 20 EN SASx6x12 24 Enclosures 26 ...

Page 12: ...on the back of the controller but are designated as front end ports Back end ports Enclosures which hold the physical drives that provide back end storage connect directly to the controller Fibre Channel and SAS transports are supported through ports designated as back end ports Back end ports are in their own private network between the controllers and the drive enclosures Switches Dell Compellen...

Page 13: ...Dual Controller Multiple Enclosures Figure 1 Storage Center Architectures Additionally Storage Center sites can be co located or remotely connected and continue to share and replicate data between sites Replication is used to duplicate volume data to support a Disaster Recovery Plan or to provide rapid local access to a remote data volume Typically data is replicated remotely to safeguard against ...

Page 14: ...tion Speed Type 1 Server with Fibre Channel Host Bus Adapters HBAs 8 Gb or 16 Gb Front End 2 Fibre Channel Switches 8 Gb or 16 Gb Front End 3 Server with Fibre Channel over Ethernet FCoE HBAs or iSCSI HBAs 10 Gb 1 Gb or 10 Gb Front End 4 Ethernet Switches 1 Gb or 10 Gb Front End 5 SC8000 Controller IO card dependent N A 6 SAS Enclosure Note FC enclosures are supported for SC8000 controller migrati...

Page 15: ...ncurrent IO transactions at 6 Gb sec Transfer speeds for earlier versions are 3 Gb sec Fibre Channel connections were used on the back end for CT SC040 controllers Fibre Channel IO cards can be migrated from CT SC040 controllers to SC8000 controllers System Administration The following connections are used for communicating with computers outside of Storage Center Serial Used for initial configura...

Page 16: ...escription Processor 2 50 GHz Dual 6 core Bus Speed 1333 MHz System Cache 16 GB expandable to 64 GB Cache Card 512 MB PCIe Slot 7 Expansion Slots Gen 3 PCIe Three full height Three low profile Transport Speeds Fibre Channel FCoE SAS iSCSI 8 Gb or 16 Gb 10 Gb 3 Gb 6 Gb 1 Gb 10 Gb Note 3 Gb SAS is supported for migrations only 3 Gb SAS enclosures are supported using a 6 Gb IO Card Maximum Front End ...

Page 17: ...k panel is pressed the front LCD panel and the back system status indicator flash until one of the buttons is pressed again Press to toggle the system ID on and off If the controller stops responding during POST press and hold the system ID button for more than five seconds to enter BIOS progress mode 4 Video connector Allows you to connect a VGA monitor to the controller 5 LCD menu buttons Allows...

Page 18: ...e screen from another menu continue to select the up arrow until the Home icon is displayed and then select the Home icon From the Home screen press the Select button to enter the main menu 7 vFlash media card slot Not used for the SC8000 8 USB connectors 2 Allows you to connect USB devices to the controller The ports are USB 2 0 compliant 9 EST panel A slide out panel containing an information ta...

Page 19: ...ser friendly description See SC8000 Service Guide for a list of messages in this format Set home Select the default information display on the LCD Home screen See View Menu to see the options and option items that can be set as the default on the Home screen Note When you select an option in the View menu you must confirm the option before proceeding to the next action Option Description iDRAC IP ...

Page 20: ...ystem ID button for more than five seconds to enter BIOS progress mode 2 System identification connector Connects the optional system status indicator assembly through the optional cable management arm 3 iDRAC Connects to the Ethernet switch in the rack 4 Serial port Allows you to connect to the controller using a serial interface 5 Video connector Allows you to connect a VGA monitor to the contro...

Page 21: ...mum port speed 2 Activity indicator Flashing Indicates transmit receive activity Steady Indicates valid network connection Item Name Indicator Code 1 AC power supply status indicator handle Not lit Power is not connected Green A valid power source is connected to the power supply and the power supply is operational Flashing amber Indicates a problem with the power supply Flashing green When hot ad...

Page 22: ... of two SC280 enclosures A SAS IO card can support mixed chains for example a chain of SC280 enclosures and a chain of SC200 enclosures however the enclosures must all be 6 GB Controllers must be running Storage Center OS 6 4 1 or later to detect SC280 enclosures Caution The power supplies must be of the same input type and have the same maximum output power Mismatched power supplies result in an ...

Page 23: ...the ID is automatically reset by the Storage Center 3 System power indicator Amber Enclosure is in standby not operational Green Enclosure is on operational 4 Module fault Amber Hardware fault PCM fault Fan fault SSB module fault Check indicators on individual modules 5 Logical status indicator Amber change of status or fault from something other than the enclosure itself this may be from an inter...

Page 24: ...Icon Description 1 Sideplane OK Power Off Sideplane card or cable fault Green Sideplane card and cable are functional 2 Drawer Fault Amber Sideplane card fault or drive failure causing loss of availability or redundancy 3 Logical fault indicator Amber Host indicated drive fault Flashing Amber Array s in impacted state 4 Cable Fault Amber Cable fault 5 Activity Bar Graph Six variable intensity LEDs...

Page 25: ...e status and connections for back end cabling Figure 11 SC280 Back Panel Identification Item Name 1 Optional cable retention positions 4 2 IO enclosure management modules 2 See SC280 EMM Features and Indicators on page 16 3 Fan modules 5 4 Power supply units 2 See SC280 Power Supply Unit Features and Indicators on page 17 5 Power switches 2 6 Optional cable retention positions 2 2 1 4 3 5 6 ...

Page 26: ...losure system alarm Each port has four separately arbitrated physical lanes A green LED indicates the status of each lane The IO Module and Fault indicators provide status as described below Figure 12 IO Module Indicators Item Name Icon Description 1 Power indicator Green steady Module OK Green flashing Vital product data VPD fault Off Module fault 2 IO Module fault indicator Amber IO module error...

Page 27: ...EDs are on then the General Enclosure Management GEM software has lost communication with the PSU Item Name Icon Description 1 Release latch 2 PSU fault indicator Amber steady PSU fault PSU not supplying power Amber flashing PSU firmware is downloading 3 AC power indicator Amber steady AC power is not detected Amber flashing PSU firmware is downloading 4 Power OK indicator Green steady This PSU is...

Page 28: ...s include five fan modules in five interface slots Figure 14 SC280 Fan Module Features and Indicators Item Control Feature Icon Description 1 Release latch 2 Module OK Green Module OK 3 Battery fault Not currently used 4 Fan fault Amber Loss of communication with the fan module or reported fan speed is out of tolerance 1 2 3 4 ...

Page 29: ...ion as described below Figure 15 SC280 Hard Drive Indicators Item Name Indicator Code 1 Hard drive activity indicator Steady Amber Drive fault Flashing Amber on 1 sec off 1 sec Drive or enclosure indicator is set to On in System Manager With the drive indicator the containing drawer fault LED also flashes with the enclosure indicator all drives and both drawers fault LEDs flash 1 ...

Page 30: ...orage Center SC200 and SC220 are 2U size SAS enclosures The SC200 enclosure supports up to 12 3 5 inch hard drives installed in a four column three row configuration The SC220 enclosure supports up to 24 2 5 inch hard drives installed vertically side by side The SC200 and SC220 enclosures ship with two power supply cooling fan modules and two redundant enclosure management modules EMMs The followi...

Page 31: ...er is on Off No power On steady blue Normal operation Flashing blue Indicates that Storage Center is identifying the enclosure On steady amber Enclosure is turning on or was reset Flashing amber Enclosure is in the fault state 2 Power status indicator Lights when at least one power supply is supplying power to the enclosure Off Both power supplies are off On steady green At least one power supply ...

Page 32: ...nnected to AC power or there is a fault condition 2 Power supply cooling fan indicator Amber Power supply cooling fan fault is detected Off Normal operation 3 AC power indicator Green Power supply module is connected to a source of AC power whether the power switch is on Off Power supply module is disconnected from a source of AC power 4 Power switches 2 Controls power for the enclosure There is o...

Page 33: ...re connected Amber One or more links are not connected Off Enclosure is not connected 5 SAS port B out Connects to the controller or to other enclosures SAS ports A and B can be used for either input or output however for cabling consistency use port B as an output port 6 Port B link status Green All the links to the port are connected Amber One or more links are not connected Off Enclosure is not...

Page 34: ...ivity information as described below Figure 21 SC200 Hard Drive Indicators Figure 22 SC220 Hard Drive Indicators Item Name Indicator Code 1 Hard drive activity indicator Flashing green Indicates drive activity Steady green Indicates no drive activity 2 Hard drive status indicator Steady green Normal operation Flashing green on 1sec off 1 sec Drive or enclosure indicator is set to On in System Mana...

Page 35: ...ally contains the drive and YY is the drive position inside the enclosure SC200 Drives are numbered in rows starting from 0 at the top left drive Figure 23 SC200 Enclosure Drive Numbering SC220 Drives are numbered starting from 0 at the left most drive Figure 24 SC220 Enclosure Drive Numbering Drive 1 Drive 5 Drive 9 Drive 2 Drive 6 Drive 10 Drive 3 Drive 7 Drive 11 Drive 4 Drive 8 Drive 0 0 1 3 2...

Page 36: ... enclosure status Insert the enclosure into a rack so that the LED display is on the left side Figure 25 SAS Enclosures Front View Controls and Indicators Item Name Icon Description 1 Mute button Mutes the alarm 2 System power indicator Green Power is on Amber Unit is on standby 3 Module fault indicator Amber Enclosure module failure PCM fault Fan fault SSB module fault Check indicators on individ...

Page 37: ...on Description 1 AC power indicator Green Normal operation Amber No AC power 2 Fan indicator Green Normal operation Amber Fan failure 3 PCM status indicator Green Normal operation Amber Power supply failure 4 DC power indicator Green Normal operation Amber No DC power 5 Power switch Controls power for the enclosure 6 Power Cooling Module PCM one of two Contains fans that provide cooling for the en...

Page 38: ...he enclosure Incompatible configurations result in an enclosure system alarm Each port has four separately arbitrated physical lanes A green LED indicates the status of each lane The IO Module and Fault indicators provide status as described below Figure 27 IO Module Indicators Item Name Icon Description 1 IO Module indicator On Steady Normal operation 2 IO Module fault indicator On IO module erro...

Page 39: ...elow Figure 28 EN SASx6x12 Standard SAS Drive Indicators Figure 29 EN SASx6x24 Standard SAS Drive Indicators Item Name Description 1 Amber LED Off No drive or drive is operating On Drive fault Flashing on 1 sec off 1 sec Drive or enclosure indicator is set to On in System Manager 2 Green LED Green Connected No activity Flashing Activity 3 Anti tamper Indicator when present Red Locked Black Unlocke...

Page 40: ... that physically contains the drive and YY is the drive position inside the enclosure EN SASX6X12 Drives are numbered in rows starting from 1 at the top left drive Figure 30 EN SASx6x12 Enclosure Drive Numbering EN SASX6X24 Drives are numbered starting from 1 at the left most drive Figure 31 EN SASx6x24 Enclosure Drive Numbering Drive 1 Drive 5 Drive 9 Drive 2 Drive 6 Drive 10 Drive 3 Drive 7 Driv...

Page 41: ...for Installation Before you begin make sure that the correct equipment is available the installation environment is ready and you have the necessary materials Unpack and Inventory the Storage Center Equipment Make sure the equipment that was ordered arrived safely on site Controllers Enclosures and drives IO cards Front end cables Back end cables Switches Prepare the Installation Environment Make ...

Page 42: ...d near the equipment and are easily accessible Know the locations of the equipment power switches and the roomʹs emergency power off switch disconnection switch or electrical outlet Required Item Description Storage Center license file Makes settings available depending on what features were purchased RS 232 serial cable and PC or laptop Used to run commands and view console messages during contro...

Page 43: ... with electrical circuits or be pulled into a cooling fan Remove any jewelry or metal objects from your body because they are excellent metal conductors that can create short circuits and harm you if they come into contact with printed circuit boards or areas where power is present Do not lift an enclosure by the handles of the Power Cooling Modules PCMs They are not designed to hold the weight of...

Page 44: ...o protect your equipment from ESD It is recommended that you always use a static mat and static strap while working on components in the interior of the controller Observe all conventional ESD precautions when handling plug in modules and components Use a suitable ESD wrist or ankle strap Avoid contact with backplane components and module connectors Keep all components and printed circuit boards P...

Page 45: ...ch on top of the controller and slide the cover back 3 Grasp the cover on both sides and carefully lift the cover away from the controller Figure 32 Opening the Cover Caution Do not operate the controller without the cover except when replacing cooling fans Caution Do not slide the controller into a rack with the cover open Riser 2 contains a chassis intrusion detection switch that can be easily d...

Page 46: ...33 Removing and Inserting the Cooling Shroud Insert the Cooling Shroud Use this procedure to install the cooling shroud 1 Align the tabs on the cooling shroud with the securing slots on the chassis 2 Lower the cooling shroud into the chassis until it is firmly seated 1 Cooling shroud 2 Touch points Note For proper seating of the cooling shroud in the chassis ensure that the cables inside the contr...

Page 47: ...d in a slot designed for a full height IO card When a low profile card is installed in a full height slot the ports are reversed so port number 1 is on the right Note To use Multi VLAN Tagging MVLAN install a Chelsio 10 Gb iSCSI card MVLAN is managed in Enterprise Manager Type Card Height Speed Gb Number of Ports Card Priority Slot Priority iSCSI Chelsio S320E LP CR SFP transceiver required for op...

Page 48: ...om a CT SC030 or CT SC040 controller See Also SC8000 Back Panel Features and Indicators on page 10 Install Low Profile IO Cards in Slots 1 3 To install low profile IO cards first remove riser 1 1 Remove riser 1 a Hold onto the touch points of the riser b Lift the riser from the riser connector on the system board Table 1 Removing Riser 1 1 Riser 1 cage 4 Riser guide back left 2 Riser 1 5 Riser 1 c...

Page 49: ...companying the IO card c Holding the IO card by its edges position the card so that the card edge connector aligns with the IO card connector on the riser d Insert the card edge connector firmly into the IO card connector until the card is fully seated e Close the IO card latch 1 Riser 1 cage 4 IO card latch 2 IO card connector 5 IO card latch tab 3 IO card 1 IO card slot 1 2 IO card slot 2 3 IO c...

Page 50: ...riser 1 a Align the riser with the connector and the riser guides b Lower the riser into place until the riser is fully seated in the connector Table 2 Removing Riser 1 1 Riser 1 cage 4 Riser guide back left 2 Riser 1 5 Riser 1 connector 3 Riser guide back right 6 Riser guide front 1 2 3 4 5 6 ...

Page 51: ...led in riser 2 and 3 Slots 4 and 5 are located in riser 2 and slot 6 is located in riser 3 1 Locate the slot where the IO card is installed Figure 36 Identifying Connectors on Riser 2 Figure 37 Identifying Connectors on Riser 3 1 Chassis intrusion switch 2 IO card slot 4 3 IO card slot 5 1 IO card slot 6 2 IO card slot 7 1 3 2 1 2 ...

Page 52: ...he IO card by its edges and position the card so that the card edge connector aligns with the IO card connector on the riser 5 Insert the card edge connector firmly into the IO card connector until the card is fully seated Use the supports provided on the cooling shroud 1 IO card 3 IO card connector 2 IO card latch 4 Riser Caution Make sure that the IO card is fully seated in the IO card connector...

Page 53: ...ard Close the Cover Perform this procedure to close the cover 1 Lift the latch on the cover 2 Place the cover onto the chassis and offset the cover slightly back so that it clears the chassis hooks and lays flush on the chassis 3 Push down the latch to move the cover into the closed position 4 Rotate the latch release lock clockwise to secure the cover Figure 40 Closing the Cover 1 Controller cove...

Page 54: ... blank labels and a writing utensil Steps 1 Create two labels for each controller Each label should contain the controller number and System Serial Number SSN 2 Apply two labels to each controller a Apply one label to the front of the controller on the top left corner b Apply one label to the rear of the controller on the middle of the handle Figure 41 SC8000 Controller Labels Line Label Informati...

Page 55: ...ccomplished in one of two configurations Install the controllers on the bottom of the rack and the enclosures above the controllers Install the controllers in the middle of the rack and the enclosures above and below the controllers Steps 1 Mount the controller s in a rack See the instructions included with the rail kit for detailed steps 2 Mount the enclosure s in the rack See the instructions in...

Page 56: ...is required Power Distribution Unit PDU outlets must be type IEC 320 C19 with a minimum output Amperage of 20A per connection Steps Mount the SC280 enclosure into the rack using mounting rails and optionally secure with brackets to prevent tipping 1 Mount the controller s in a rack See the instructions included with the rail kit for detailed steps 2 Mount the rails in the rack according to instruc...

Page 57: ...Mount the Hardware in a Rack Dell Compellent 47 Figure 43 Recommended Mounting Order 5U Enclosures 1 Controllers 2 Enclosures 1 2 ...

Page 58: ...ve enclosures 14 drives in top drawer front row 14 drives in bottom drawer front row 14 drives in top drawer middle row Steps 1 Lower the DDIC into the slot 2 Push and hold down the DDIC and slide it toward the back of the enclosure until the DDIC latches to the backplane 3 After all drives are installed close the drawer 4 When the enclosure is turned on make sure that the drive LEDs are not lit i...

Page 59: ...Install Drives in SC280 Enclosures Dell Compellent 49 Figure 44 Inserting an SC280 DDIC See Also SC280 Enterprise Plus Drives on page 19 1 DDIC 3 Drive fault LED 2 Release button 2 1 3 ...

Page 60: ...stall 3 5ʺ drive carriers horizontally into the 12 drive enclosure If necessary remove drive blanks from the enclosures to make room for the drives 1 Release the drive carrier handle by depressing the latch in the handle Figure 45 Release Drive Carrier Handle 2 Insert the Drive Carrier Module into the enclosure Figure 46 Installing a Drive Carrier Module 3 Make sure that the drive carrier is orien...

Page 61: ...ng a Drive Carrier Module in an Enclosure 7 Activate the anti tamper locks by inserting the key into the cutout in the handle 8 Rotate the key clockwise until the indicator is visible in the aperture beside the key 9 Remove the key Figure 48 Activating the Anti tamper Lock 10 When the enclosure is turned on and the drives spin up make sure that the drive LEDs are on green indicating normal conditi...

Page 62: ...h in the handle downwards 3 Insert the carrier into the enclosure in the vertical position Figure 49 2 5 Drive Carrier Module in Open Position 4 Gently slide the carrier all the way into the enclosure until it is stopped by the lever on the bottom of the carrier Figure 50 Inserting a 2 5 Drive Carrier Module 1 5 Rotate the handle firmly until the handle fully engages You will hear a click as the l...

Page 63: ...ier into the hard drive bay 2 Slide the drive into the bay until the carrier contacts the backplane 3 Close the hard drive carrier handle to lock the hard drive in place 4 Continue to push firmly until you hear a click and the handle fully engages 5 When the enclosure is turned on and the drives spin up make sure that the drive LEDs are on green indicating normal conditions See Also SC200 220 Ente...

Page 64: ...Chapter 2 Install the Hardware 54 Storage Center SC8000 Controller Deployment Guide ...

Page 65: ... controller by cabling the enclosures in series A series of interconnected enclosures is referred to as a chain Each chain can contain up to 168 6 Gbps SAS drives A SAS chain begins at an initiator port in a controller IO card and connects to the first enclosure Subsequent enclosures are connected in series For single controller Storage Centers the chain ends at the last enclosure For dual control...

Page 66: ...initiator only and ports 3 4 circled in red are initiator target Figure 52 Controller SAS Port Types Connect IPC for Dual Controller Storage Centers If you are configuring a dual controller Storage Center connect the controllers with a Category Cat 6 Ethernet cable If the Storage Center only uses a single SAS chain you must also interconnect the controllers with additional SAS connections to make ...

Page 67: ... Cat 6 cable for this connection Figure 53 Ethernet IPC Connection 2 Label both ends of the Ethernet IPC cable a Locate the IPC labels that shipped with the controller s Figure 54 IPC Cable Label b Near the connector align the label perpendicular to the cable and affix it starting with the top edge of the label Note Storage Center currently runs the 10 Gb ports at 1 Gb speed Use a Cat 6 cable to e...

Page 68: ...loyment Guide Figure 55 Align Cable Label c Wrap the label around the cable until it fully encircles the cable The bottom of each pre made label is clear so that it does not obscure the text Figure 56 Wrap Cable Label d Apply a matching label to the other end of the cable ...

Page 69: ...nnect is optional If the Storage Center requires SAS IPC add cabling between the initiator and target ports on the controllers 1 Controller A IO Card port 2 initiator Controller B IO Card port 4 target 2 Controller B IO Card port 2 initiator Controller A IO Card port 4 target 3 Label both ends of each SAS IPC cable a Locate the IPC labels that shipped with the controller s Figure 57 IPC Cable Labe...

Page 70: ...that most closely matches the Storage Center you are configuring and follow the instructions modifying them as necessary An SC200 SC220 cabling chain can contain up to 168 SAS drives using either type of enclosure The maximum number of any one type of enclosure is SC200 14 enclosures SC220 7 enclosures Each SAS IO card supports up to two chains of enclosures All enclosures attached to the same SAS...

Page 71: ...ond controller port 3 Chain 1 Side B 1 Connect the first controller port 3 to the last enclosure bottom EMM port B 2 Connect the remaining enclosures in series from A port to B port using the bottom EMM 3 If the Storage Center has dual controllers connect the top enclosure bottom EMM port A to the second controller port 1 Note The cabling illustrations in this chapter refer to enclosures as Enclos...

Page 72: ...s illustration shows an SC8000 controller cabled to a single SAS enclosure using a full height IO card Figure 61 Single SC8000 Controller Single SAS Enclosure Path Connections Chain 1 A Side Controller slot 6 port 1 Enclosure top EMM port A Chain 1 B Side Controller slot 6 port 3 Enclosure bottom EMM port B 4 3 2 1 A A B B ...

Page 73: ...r slot 3 port 1 Enclosure 1 top EMM port A 2 Enclosure 1 top EMM port B Enclosure 2 top EMM port A 3 Enclosure 2 top EMM port B Enclosure 3 top EMM port A 4 Enclosure 3 top EMM port B Enclosure 4 top EMM port A Chain 1 B Side 1 Enclosure 1 bottom EMM port B Enclosure 2 bottom EMM port A 2 Enclosure 2 bottom EMM port B Enclosure 3 bottom EMM port A 3 Enclosure 3 bottom EMM port B Enclosure 4 bottom...

Page 74: ...op EMM port A 2 Enclosure 1 top EMM port B Enclosure 2 top EMM port A 3 Enclosure 2 top EMM port B Enclosure 3 top EMM port A 4 Enclosure 3 top EMM port B Enclosure 4 top EMM port A Chain 1 B Side 1 Enclosure 1 bottom EMM port B Enclosure 2 bottom EMM port A 2 Enclosure 2 bottom EMM port B Enclosure 3 bottom EMM port A 3 Enclosure 3 bottom EMM port B Enclosure 4 bottom EMM port A 4 Enclosure 4 bot...

Page 75: ...ofile SAS Path Connections Chain 1 A Side 1 Controller slot 2 port 1 Enclosure 1 top EMM port A 2 Enclosure 1 top EMM port B Enclosure 2 top EMM port A Chain 1 B Side 1 Enclosure 1 bottom EMM port B Enclosure 2 bottom EMM port A 2 Enclosure 2 bottom EMM port B Controller slot 3 port 3 Chain 2 A Side 1 Controller slot 2 port 3 Enclosure 3 top EMM port A 2 Enclosure 3 top EMM port B Enclosure 4 top ...

Page 76: ...ain 1 A Side 1 Controller slot 6 port 1 Enclosure 1 top EMM port A 2 Enclosure 1 top EMM port B Enclosure 2 top EMM port A Chain 1 B Side 1 Enclosure 1 bottom EMM port B Enclosure 2 bottom EMM port A 2 Enclosure 2 bottom EMM port B Controller slot 5 port 3 Chain 2 A Side 1 Controller slot 6 port 3 Enclosure 3 top EMM port A 2 Enclosure 3 top EMM port B Enclosure 4 top EMM port A Chain 2 B Side 1 E...

Page 77: ... ports 2 initiator and 4 target to create a redundant IPC connection When you configure these ports using the IO port wizard set the port Purpose to Unknown Path Connections IPC 1 Controller A slot 3 port 2 Controller B slot 3 port 4 2 Controller B slot 3 port 2 Controller A slot 3 port 4 Chain 1 A Side 1 Controller A slot 3 port 1 Enclosure top EMM port A 2 Enclosure top EMM port B Controller B s...

Page 78: ...ate a redundant IPC connection When you configure these ports using the IO port wizard set the port Purpose to Unknown Path Connections IPC 1 Controller A slot 6 port 2 Controller B slot 6 port 4 2 Controller B slot 6 port 2 Controller A slot 6 port 4 Chain 1 A Side 1 Controller A slot 6 port 1 Enclosure top EMM port A 2 Enclosure top EMM port B Controller B slot 6 port 3 Chain 1 B Side 1 Controll...

Page 79: ... you configure these ports using the IO port wizard set the port Purpose to Unknown Path Connections IPC 1 Controller A slot 3 port 2 Controller B slot 3 port 4 2 Controller B slot 3 port 2 Controller A slot 3 port 4 Chain 1 A Side 1 Controller A slot 3 port 1 Enclosure 1 top EMM port A 2 Enclosure 1 top EMM port B Enclosure 2 top EMM port A 3 Enclosure 2 top EMM port B Controller B slot 3 port 3 ...

Page 80: ...l SC8000 Controllers Two Enclosures One Chain Path Connections IPC 1 Controller A slot 6 port 2 Controller B slot 6 port 4 2 Controller B slot 6 port 2 Controller A slot 6 port 4 Chain 1 A Side 1 Controller A slot 6 port 1 Enclosure 1 top EMM port A 2 Enclosure 1 top EMM port B Enclosure 2 top EMM port A 3 Enclosure 2 top EMM port B Controller B slot 6 port 3 Chain 1 B Side 1 Controller B slot 6 p...

Page 81: ...sures In this case the SC8000 controllers contain low profile high density SAS cards in low profile slots 2 and 3 Each enclosure is on a separate chain When two chains are used IPC is not required Figure 70 Dual SC8000 Controllers Two Enclosures Two Chains Low profile SAS Card Enclosure 1 Enclosure 2 Controller A Controller B Enclosure 3 Enclosure 4 A A B B A A B B A A B B A A B B ...

Page 82: ... Enclosure 1 bottom EMM port A 2 Enclosure 1 bottom EMM port B Enclosure 2 bottom EMM port A 3 Enclosure 2 bottom EMM port B Controller A slot 3 port 3 Chain 2 A Side 1 Controller A slot 2 port 3 Enclosure 3 top EMM port A 2 Enclosure 3 top EMM port B Enclosure 4 top EMM port A 3 Enclosure 4 top EMM port B Controller B slot 2 port 1 Chain 2 B Side 1 Controller B slot 3 port 3 Enclosure 3 bottom EM...

Page 83: ...top EMM port B Enclosure 2 top EMM port A 3 Enclosure 2 top EMM port B Controller B slot 6 port 3 Chain 1 B Side 1 Controller B slot 5 port 1 Enclosure 1 bottom EMM port A 2 Enclosure 1 bottom EMM port B Enclosure 2 bottom EMM port A 3 Enclosure 2 bottom EMM port B Controller A slot 5 port 3 Chain 2 A Side 1 Controller A slot 6 port 3 Enclosure 3 top EMM port A 2 Enclosure 3 top EMM port B Enclosu...

Page 84: ...ns Chain 2 B Side 1 Controller B slot 5 port 3 Enclosure 3 bottom EMM port A 2 Enclosure 3 bottom EMM port B Enclosure 4 bottom EMM port A 3 Enclosure 4 bottom EMM port B Controller A slot 5 port 1 Path Connections IPC Optional Create IPC connections between both controllers on ports 2 and 4 of each IO card Chain 1 A Side 1 Controller A slot 6 port 1 Enclosure 1 top EMM port A 2 Starting with Encl...

Page 85: ... with Enclosure 5 daisy chain the A side of Chain 2 by cabling top EMM port B next enclosure down top EMM port A 3 Finish with Enclosure 8 top port B Controller B slot 6 port 1 Chain 2 B Side 1 Controller A slot 5 port 1 Enclosure 8 bottom EMM port B 2 Starting with Enclosure 8 daisy chain the B side of Chain 2 by cabling bottom EMM port A next enclosure up bottom EMM port B 3 Finish with Enclosur...

Page 86: ...ntroller Single SC280 Enclosure This illustration shows an SC8000 controller cabled to a single SC280 enclosure Figure 73 Single SC8000 Controller Single SC280 Enclosure Path Connections Chain 1 A Side Controller slot 3 port 1 Enclosure left EMM port C Chain 1 B Side Controller slot 3 port 3 Enclosure right EMM port C A B 1 3 4 2 C A B C 4 3 2 1 ...

Page 87: ...ntroller Two SC280 Enclosures Single Chain Path Connections Chain 1 A Side 1 Controller slot 3 port 1 Enclosure 1 left EMM port C 2 Enclosure 1 left EMM port B Enclosure 2 left EMM port A Chain 1 B Side 1 Controller slot 3 port 3 Enclosure 2 right EMM port C 2 Enclosure 2 right EMM port B Enclosure 1 right EMM port A Enclosure 1 Enclosure 2 Controller A B 1 3 4 2 C A B C A B C A B C 4 3 2 1 ...

Page 88: ...undant IPC connection When you configure these ports using the IO port wizard set the port Purpose to Unknown Path Connections IPC 1 Controller A slot 3 port 2 Controller B slot 3 port 4 2 Controller B slot 3 port 2 Controller A slot 3 port 4 Chain 1 A Side 1 Controller A slot 3 port 1 Enclosure left EMM port C 2 Enclosure left EMM port B Controller B slot 3 port 3 Chain 1 B Side 1 Controller B sl...

Page 89: ...ain Figure 76 Dual SC8000 Controllers Two SC280 Enclosures One Chain Note In a single chain configuration use SAS ports 2 initiator and 4 target to create a redundant IPC connection When you configure these ports using the IO port wizard set the port Purpose to Unknown Controller A Controller B Enclosure 1 Enclosure 2 A B 1 3 4 2 C A B C 1 3 4 2 A B C A B C 4 3 2 1 4 3 2 1 ...

Page 90: ...ller A slot 3 port 4 Chain 1 A Side 1 Controller A slot 3 port 1 Enclosure 1 left EMM port C 2 Enclosure 1 left EMM port B Enclosure 2 left EMM port A 3 Enclosure 2 left EMM port C Controller B slot 3 port 3 Chain 1 B Side 1 Controller B slot 3 port 1 Enclosure 1 right EMM port C 2 Enclosure 1 right EMM port A Enclosure 2 right EMM port B 3 Enclosure 2 right EMM port C Controller A slot 3 port 3 ...

Page 91: ...n on the IO card in slot 2 and create the B sides of each chain on the IO card in slot 3 If an IO card cable enclosure or controller fails at least one side of a chain continues operating IPC is optional in this configuration When connecting different types of enclosures each type must reside on its own chain For example do not mix SC280 Enclosures and SC200 Enclosures in the same chain In additio...

Page 92: ...k End 82 Storage Center SC8000 Controller Deployment Guide Figure 77 Dual SC8000 Controllers Mixed Enclosures Two Chains Enclosure 1 Enclosure 2 Enclosure 3 Enclosure 4 Controller B Controller A 1 3 4 2 1 3 4 2 4 3 2 1 4 3 2 1 ...

Page 93: ...ler B slot 3 port 1 Enclosure 1 right EMM port C 2 Enclosure 1 right EMM port A Enclosure 2 right EMM port B 3 Finish with Enclosure 2 right EMM port C Controller A slot 3 port 3 SC200 220 Enclosures Chain 2 A Side 1 Controller A slot 2 port 3 Enclosure 3 top EMM port A 2 Enclosure 3 top EMM port B Enclosure 4 top EMM port A 3 Finish with Enclosure 4 top EMM port B Controller B slot 2 port 1 Chain...

Page 94: ... SAS Enclosure Cabling Guidelines on page 55 Path High Level Steps Chain 1 Side A 1 Connect controller port 1 to the first enclosure top SBB port C 2 Connect the remaining enclosures in series from B port to A port using the top SBBs 3 If the Storage Center has dual controllers connect the last enclosure top SBB port C to the second controller port 3 Chain 1 Side B 1 Connect controller port 3 to t...

Page 95: ...e This illustration shows an SC8000 controller cabled to one SAS enclosure Figure 78 Single SC8000 Controller Single SAS Enclosure Path Connections Chain 1 A Side Controller slot 6 port 1 Enclosure top SBB port C Chain 1 B Side Controller slot 6 port 3 Enclosure bottom SBB port C 4 3 2 1 ...

Page 96: ... 1 Enclosure 1 top SBB port C 2 Enclosure 1 top SBB port B Enclosure 2 top SBB port A 3 Enclosure 2 top SBB port B Enclosure 3 top SBB port A 4 Enclosure 3 top SBB port B Enclosure 4 top SBB port A Chain 1 B Side 1 Enclosure 1 bottom SBB port A Enclosure 2 bottom SBB port B 2 Enclosure 2 bottom SBB port A Enclosure 3 bottom SBB port B 3 Enclosure 3 bottom SBB port A Enclosure 4 bottom SBB port B 4...

Page 97: ...ain 1 A Side 1 Controller slot 6 port 1 Enclosure 1 top SBB port C 2 Enclosure 1 top SBB port B Enclosure 2 top SBB port A Chain 1 B Side 1 Enclosure 1 bottom SBB port A Enclosure 2 bottom SBB port B 2 Enclosure 2 bottom SBB port C Controller slot 5 port 3 Chain 2 A Side 1 Controller slot 6 port 3 Enclosure 3 top SBB port C 2 Enclosure 3 top SBB port B Enclosure 4 top SBB port A Chain 2 B Side 1 E...

Page 98: ... Dual SC8000 Controllers Two Enclosures One Chain Path Connections IPC 1 Controller A slot 6 port 2 Controller B slot 6 port 4 2 Controller B slot 6 port 2 Controller A slot 6 port 4 Chain 1 A Side 1 Controller A slot 6 port 1 Enclosure 1 top SBB port C 2 Enclosure 1 top SBB port B Enclosure 2 top SBB port A 3 Enclosure 2 top SBB port C Controller B slot 6 port 3 Chain 1 B Side 1 Controller B slot...

Page 99: ...ontroller B slot 6 port 3 Chain 1 B Side 1 Controller A slot 5 port 3 Enclosure 2 bottom SBB port C 2 Enclosure 2 bottom SBB port B Enclosure 1 bottom SBB port A 3 Enclosure 1 bottom SBB port C Controller B slot 5 port 1 Chain 2 A Side 1 Controller A slot 6 port 3 Enclosure 3 top SBB port C 2 Enclosure 3 top SBB port B Enclosure 4 top SBB port A 3 Enclosure 4 top SBB port C Controller B slot 6 por...

Page 100: ...t 2 Controller B slot 6 port 4 2 Controller B slot 6 port 2 Controller A slot 6 port 4 Chain 1 A Side 1 Controller A slot 6 port 1 Enclosure 1 top SBB port C 2 Enclosure 1 top SBB port B Enclosure 2 top SBB port A 3 Continue to daisy chain enclosures top SBB port B next enclosure down top SBB port A 4 Enclosure 4 top SBB port C Controller B slot 6 port 3 Chain 1 B Side 1 Controller B slot 6 port 1...

Page 101: ...th Connections IPC Optional Create IPC connections between both controllers on ports 2 and 4 of each IO card Chain 1 A Side 1 Controller A slot 6 port 1 Enclosure 1 top SBB port C 2 Starting with Enclosure 1 daisy chain the A side of Chain 1 by cabling top SBB port B next enclosure down top SBB port A 3 Finish with Enclosure 4 top SBB port C Controller B slot 6 port 3 Chain 1 B Side 1 Controller A...

Page 102: ... by cabling top SBB port B next enclosure down top SBB port A 3 Finish with Enclosure 8 top SBB port C Controller B slot 6 port 1 Chain 2 B Side 1 Controller A slot 5 port 1 Enclosure 8 bottom SBB port C 2 Starting with Enclosure 8 daisy chain the B side of Chain 2 by cabling bottom SBB port B next enclosure up bottom SBB port A 3 Finish with Enclosure 5 bottom SBB port C Controller B slot 5 port ...

Page 103: ...es If the Storage Center has EN SASx6x12 24 enclosures you must have a label maker or four blank labels and a writing utensil Steps 1 Locate or create labels for the back end cables EN SASx6x12 24 enclosures Create labels that label the purpose Backend chain number and side A or B Example Backend 1A SC200 220 enclosures Locate the back end cable labels that shipped with the enclosures The pre made...

Page 104: ...re a Near the connector align the label perpendicular to the cable and affix it starting with the top edge of the label Figure 86 Align Cable Label b Wrap the label around the cable until it fully encircles the cable The bottom of each pre made label is clear so that it does not obscure the text Figure 87 Wrap Cable Label c Apply a matching label to the other end of the cable ...

Page 105: ... to the Storage Center Depending on how the Storage Center is configured the following types of redundancy are available Path redundancy When multiple paths are available from a server to a Storage Center a server configured for multipath IO MPIO can use multiple paths for IO If a path fails the server continues to use the remaining active path s Controller redundancy If one controller fails in a ...

Page 106: ...pellent document that corresponds to the server operating system Front End Connectivity Modes Storage Center uses either legacy mode or virtual port mode to transport data to servers that use SAN storage In legacy mode front end IO ports are configured in pairs of primary and reserved ports In virtual port mode all ports are active and if one port fails the load is distributed between the remainin...

Page 107: ...the iSCSI port IP address it automatically discovers all ports in the fault domain Fault Domains in Virtual Port Mode Fault domains group front end ports that are connected to the same Fibre Channel fabric or Ethernet network Ports that belong to the same fault domain can fail over to each other because they have the same connectivity The following requirements apply to fault domains in virtual po...

Page 108: ...n must be disabled Fibre Channel fabrics The FC topology must be switched fabric Point to point and arbitrated loop topologies are not supported FC switches must be zoned to meet the virtual port mode zoning requirements FC switches must support N_Port ID Virtualization NPIV Persistent FCID must be disabled on FC switches Note AIX servers are not supported Note To use both primary paths simultaneo...

Page 109: ...a fault domain in the Storage Center software The fault domain determines which ports are allowed to fail over to each other The following requirements apply to fault domains in legacy mode on a dual controller Storage Center A fault domain must contain a one type of transport media FC or iSCSI but not both A fault domain must contain one primary port and one reserved port The reserved port must b...

Page 110: ...nfiguration Note To use multiple paths simultaneously the server must be configured to use MPIO Scenario Failover Behavior Normal operating conditions Primary ports P1 and P2 both fault domains pass IO Reserved ports R1 and R2 remain in a standby mode until a controller failure Controller A fails In fault domain 1 primary port P1 fails over to reserved port R1 Controller B fails In fault domain 2 ...

Page 111: ...l controller Storage Center Virtual ports on the failed controller move to physical ports on the functioning controller Primary ports on the failed controller fail over to reserved ports on the functioning controller A single port fails single or dual controller Storage Center An individual port fails over to another port in the fault domain The port does not fail over because there was no control...

Page 112: ... For virtual port mode WWN zoning is recommended Connectivity Type Guidelines Legacy mode Include all Storage Center front end WWNs or ports in a single zone Create server zones that contain a single initiator and multiple targets and which include the server HBA WWN Virtual port mode Include all Storage Center virtual WWNs in a single zone Include all Storage Center physical WWNs in a single zone...

Page 113: ...oller FC port to each FC fabric b Connect one or more FC servers to each FC fabric c Configure FC zoning to meet the zoning requirements If you are planning to configure FC in legacy mode configure zoning to meet the legacy mode zoning requirements If you are planning to configure FC in virtual port mode configure zoning to meet the virtual port mode zoning requirements 2 Connect the iSCSI network...

Page 114: ...ler FC ports to each FC fabric b Connect one or more FC servers to each FC fabric making two connections from each server to the fabric c Configure FC zoning to meet the zoning requirements If you are planning to configure FC in legacy mode configure zoning to meet the legacy mode zoning requirements If you are planning to configure FC in virtual port mode configure zoning to meet the virtual port...

Page 115: ...rk infrastructure Legacy Mode with Single Fabric Fibre Channel on page 105 Legacy Mode with Dual Fabric Fibre Channel on page 107 Virtual Port Mode with Single Fabric Fibre Channel on page 108 Virtual Port Mode with Dual Fabric Fibre Channel on page 110 Legacy Mode with Single Fabric Fibre Channel Connect legacy mode Fibre Channel to a single fabric if only one FC switch is available and you want ...

Page 116: ...lt domain 2 shown in blue to fabric 1 Primary port P2 Controller B slot 2 port 1 Fabric 1 Reserved port R2 Controller A slot 2 port 1 Fabric 1 4 Configure FC zoning to meet the legacy mode zoning requirements Figure 92 Dual controller with Single Fabric FC in Legacy Mode See Also Fibre Channel Zoning on page 102 Note To prevent a port or cable failure from blocking access to volumes mapped to a co...

Page 117: ...ncy for single controller failure Prerequisites Each controller must have two available FC front end ports for each FC fabric Steps 1 Connect each FC server to both FC fabrics 2 Connect fault domain 1 shown in orange to fabric 1 Primary port P1 Controller A slot 1 port 1 Fabric 1 Reserved port R1 Controller B slot 1 port 1 Fabric 1 3 Connect fault domain 2 shown in blue to fabric 1 Primary port P2...

Page 118: ...abric by at least two FC connections to provide port redundancy If a single port fails its virtual port fails over to another port If a controller fails the virtual ports on the failed controller move to ports on the other controller This configuration is vulnerable to switch failure Prerequisites Each controller must have two available FC front end ports The requirements for virtual port mode mus...

Page 119: ... port 1 Fabric 1 3 Configure FC zoning to meet the legacy mode zoning requirements Figure 94 Dual controller with Single Fabric FC in Virtual Port Mode See Also Requirements for Virtual Port Mode on page 97 Fibre Channel Zoning on page 102 Controller B Fabric 1 Server 1 Controller A Server 2 1 2 1 2 ...

Page 120: ...ult domain Prerequisites Each controller must have two available FC front end ports for each FC fabric The requirements for virtual port mode must be met Steps 1 Connect each server to both FC fabrics 2 Connect fault domain 1 shown in orange to fabric 1 Controller A slot 1 port 1 Fabric 1 Controller A slot 2 port 1 Fabric 1 Controller B slot 1 port 1 Fabric 1 Controller B slot 2 port 1 Fabric 1 3 ...

Page 121: ...guration two fault domains are spread across both controllers Each fault domain contains sets of primary and reserve paths P1 R1 and P2 R2 The reserved paths provide redundancy for single controller failure This configuration is vulnerable to switch failure Prerequisites Each controller must have two available iSCSI front end ports Steps 1 Connect each iSCSI server to both Ethernet switches 2 Conn...

Page 122: ... and the corresponding reserve port in a fault domain must connect to the same network When MPIO is configured on the iSCSI servers the primary paths provide redundancy for a single port or cable failure The reserved paths provide redundancy for single controller failure Prerequisites Each controller must have two available iSCSI front end ports for each Ethernet switch Steps 1 Connect each iSCSI ...

Page 123: ...2 Primary port P3 Controller A slot 4 port 1 Switch 2 Reserved port R3 Controller B slot 4 port 1 Switch 2 5 Connect fault domain 4 shown in purple to switch 2 Primary port P4 Controller B slot 3 port 2 Switch 2 Reserved port R4 Controller A slot 3 port 2 Switch 2 Figure 97 Dual controller with Dual Network iSCSI in Legacy Mode Ethernet Switch 1 iSCSI Network 1 Server Ethernet Switch 2 iSCSI Netwo...

Page 124: ...to another port If a controller fails the virtual ports on the failed controller move to ports on the other controller This configuration is vulnerable to switch failure Prerequisites Each controller must have two available iSCSI front end ports The requirements for virtual port mode must be met Steps 1 Connect each server to the iSCSI network 2 Connect fault domain 1 shown in orange to iSCSI netw...

Page 125: ...rtual ports on the failed controller move to ports on the other controller in the same fault domain Prerequisites Each controller must have two available iSCSI front end ports for each iSCSI network The requirements for virtual port mode must be met Steps 1 Connect each iSCSI server to both Ethernet switches 2 Connect fault domain 1 shown in orange to iSCSI network 1 Controller A slot 3 port 1 Swi...

Page 126: ...ont end cables to indicate which controller they are connected to as well as the controller slot and port Pre made labels are shipped with SC8000 controllers 1 Locate the pre made front end cables that shipped with the controller s Figure 100 Front End Cable Label Ethernet Switch 1 iSCSI Network 1 Server Ethernet Switch 2 iSCSI Network 2 Controller B Controller A 4 3 2 1 4 3 2 1 1 2 1 2 2 1 2 1 ...

Page 127: ... port that the cable is connected to b Near the connector align the label perpendicular to the cable and affix it starting with the top edge of the label Figure 101 Align Cable Label c Wrap the label around the cable until it fully encircles the cable The bottom of each pre made label is clear so that it does not obscure the text Figure 102 Wrap Cable Label d Apply a matching label to the other en...

Page 128: ...ber slot and port that the cable is connected to b Near the connector align the dotted line on the label with the edge of the cable and affix it starting with the top edge of the label Figure 103 Align Cable Label c Wrap the label around the cable until it fully encircles the cable The bottom of each pre made label is clear so that it does not obscure the text Figure 104 Wrap Cable Label d Apply a...

Page 129: ...closures 127 Start the Storage Center Startup Wizard 128 Complete the Startup Wizard 129 Label SC200 and SC220 Enclosures 163 Prerequisites Before the Storage Center software can be configured the hardware must be connected and you must have the required materials and documents Hardware Configuration All hardware must be installed and cabled before beginning the software setup process If server co...

Page 130: ... network information such as IP addresses subnet masks gateways Refer to these documents for information about site specific settings used during controller configuration Required Software Versions Storage Center hardware has minimum software version requirements Required Item Purpose RS 232 serial cable and PC or laptop Used to run commands and view console messages during controller configuratio...

Page 131: ...P traps and system data using Phone Home The iDRAC connection provides access to the controller for system information and diagnostics Connect Single Controller Management Ports Connect the controller Ethernet management and iDRAC ports to a management network 1 Connect the 1 Gb ETH 0 port 0 to an Ethernet switch 2 Connect the iDRAC port to the Ethernet switch using a 1 Gb Ethernet cable Figure 10...

Page 132: ...t the iDRAC port to the same Ethernet switch using a 1 Gb Ethernet cable Figure 106 Dual Controller Management Connections Label the Management Cables Label the Ethernet management cables and iDRAC cables with the pre made labels that shipped with the controller s 1 Locate the Ethernet management and iDRAC labels that shipped with the controller s Figure 107 Management Cable Label Switch Corporate...

Page 133: ...the connector align the label perpendicular to the cable and affix it starting with the top edge of the label Figure 108 Align Cable Label b Wrap the label around the cable until it fully encircles the cable The bottom of each pre made label is clear so that it does not obscure the text Figure 109 Wrap Cable Label c Apply a matching label to the other end of the cable ...

Page 134: ...the controller s to set the initial configuration Reset Hardware and System Serial Numbers Configure the controller s with the HSN and SSN provided in the pre installation documents 1 Establish a serial connection to the controller a Use an RS 232 serial cable to connect a PC or laptop to a Storage Center controller s RS 232 serial port To connect from a USB port use a USB to RS 232 converter b Tu...

Page 135: ...ontroller Storage Centers the eth1 address from Controller 2 is needed during the setup process Set Controller IP Addresses Storage Center controllers use static IP addresses Configure an IP address for the management interface eth0 specify one or more DNS servers and set the domain name to which the Storage Center belongs eth0 supports system login and access for the software It is used to send e...

Page 136: ...that is factory configured for Dynamic Host Configuration Protocol DHCP The iDRAC can be left with the original configuration or it can be assigned a static IP address To see if the iDRAC is set to use a static IP address or DHCP run the following command platform bmc get source To see what IP address is assigned to the iDRAC run the following command platform bmc show To set the iDRAC to a static...

Page 137: ...er Software Update Guide If the Storage Center does not have internet connectivity use the Storage Center Maintenance CD to perform the upgrade See the Storage Center Maintenance CD Instructions document for details 4 After updating the Storage Center OS check for additional updates again Enclosure firmware updates may not install with the OS update since Storage Center does not recognize some new...

Page 138: ...ws Internet Explorer Versions 7 8 and 9 Microsoft Windows Internet Explorer 10 on the desktop Internet Explorer 10 Modern version is not supported Mozilla Firefox on Microsoft Windows The 32 bit x86 Java Runtime Environment must be installed to run Storage Center System Manager in any 32 bit browser Steps 1 Use a supported web browser to connect to the eth0 IP address or host name of controller 1 ...

Page 139: ... and accept the Software End User License Agreement EULA 1 Enter information for the required Approving Customer Name and Approving Customer Title fields The approving customer s name and title and the approval date are recorded and sent to Dell Technical Support Services using Phone Home 2 After reading the EULA click Accept to continue with setup The Load License page appears Note The End User L...

Page 140: ...date shows the license generation date in YYMMDD format lic is the file extension 3 Select the license file then click Load License The Startup Wizard displays a message when the license is successfully loaded If the license loads successfully the message The license submission has completed successfully appears If the message Error The license file is not valid message is displayed see Troublesho...

Page 141: ...en to the disk and decryption for data as it is read from the disk Destroying the key makes any data on the disk immediately and permanently unreadable a process referred to as a crypto erase When you add an SED to or release an SED from a Secure Data folder the MEK is destroyed and a new key is generated This allows the disk to be reused although all previous data is lost To protect data at rest ...

Page 142: ... might be fixed by following Troubleshooting Enclosures on page 205 b Optional From the list of disks select disks to include in the disk folder By default all disks are selected To exclude individual disks from the disk folder clear the corresponding check boxes To include individual disks in the disk folder click Unselect All and then select the individual disks to include To select all disks cl...

Page 143: ... there must be at least one hot spare for each enclosure In general System Manager uses the following best practices in designating hot spares For 2U enclosures one spare disk for every disk class 10K 7 5K and so on For 5U enclosures one spare disk for every 21 disks however no single row will contain more than one spare disk a Optional Change the selection by selecting or clearing disks to be use...

Page 144: ... Notes field 4 Optional Click Advanced to configure advanced disk folder options The wizard displays options for redundancy and datapage size a Select Prepare Disk Folder for redundant storage Note The default managed disk folder settings are appropriate for most sites If you are considering changing the default settings contact Dell Technical Support Services for advice ...

Page 145: ...gments per stripe RAID 6 10 8 data segments 2 parity segments per stripe c From the Datapage Size drop down menu choose a datapage size 2 MB Default Recommended for most application needs 512 KB Appropriate for applications with high performance needs such as certain databases or environments in which Replays are taken frequently under heavy IO Selecting this size reduces the amount of space the S...

Page 146: ...d controller and to enter the IPv6 address if used on the leader controller 1 Proceed based on the number of controllers in the Storage Center Single controller Storage Center Click Continue Setup The Time Settings page appears Dual controller Storage Center Click Add Controller The wizard prompts you to enter IPv6 address information for the first Leader controller ...

Page 147: ...the Controller ID box unavailable Ether 0 Interface Enter the IP Address Net Mask and Gateway for the Ether 0 interface on Controller 2 Ether 1 Interface Enter the IP Address Net Mask and Gateway for the Ether 1 interface Use the IP address from the controller show console command for Controller 2 Used for communication between controllers Primary DNS Server Enter the IP address of the primary DNS...

Page 148: ... which can take a few minutes When complete the Time Settings page appears Set the Time Use the Time Settings page is to set the system time for the Storage Center 1 Set the time zone a From the Region drop down menu select the geographical region in which the Storage Center is located b From the Time Zone drop down menu select the time zone in which the Storage Center is located ...

Page 149: ...y the serial number of Controller 1 2 Dual controller only In the Management IP Address field enter the management IP address specified in the pre installation documents On single controller systems this field is not displayed and the message at the top of the pane reads simply Set the System s name The management IP address is distinct from the controller 1 and controller 2 addresses It is the ad...

Page 150: ...te cache 5 Click Continue If a Secure Data folder is used with FIPS SEDs you are prompted to configure a key management server if standard drives are used the Configure SMTP page appears Note Disable cache only if no volumes will ever use cache If cache is left enabled on this page it can be disabled later for individual volumes See the Storage Center System Manager Administrator s Guide for infor...

Page 151: ...d provides information about the SSL certificate files required to communicate with the key management server The next page of the wizard provides information about the SSL certificate files required to communicate with the key management server The certificate files are generated by your system administrator they are not supplied by Dell Compellent 5 Click Upload Client Certs 6 Navigate to and se...

Page 152: ...r contact properties 1 In the SMTP Mail Server field enter the IP address or fully qualified domain name of the SMTP email server Click Test server to verify connectivity to the SMTP server 2 In the Sender E mail Address field enter the email address of the sender This address is required by most SMTP servers and is used as the MAIL FROM address of email messages Note To configure SMTP later click...

Page 153: ...entered in Step 2 on page 142 Modify this field if necessary f In the Common Subject Line field enter a common subject line for all emails from Storage Center g Optional Select Send Extended Hello EHLO to configure use of extended hello for mail system compatibility Instead of beginning the session with the HELO command the receiving host issues the HELO command If the sending host accepts this co...

Page 154: ...ecting Storage Management System Update Configure Automatic Updates as described in the Storage Center System Manager Administrator s Guide Notify me of a software update but do not download automatically Select this option to automatically check for updates and receive notification when an update is available Updates are not downloaded until you explicitly download the update This is the default ...

Page 155: ... 2 and Email 3 fields enter email addresses to which the Storage Center sends system alerts 5 Optional Click Send test e mail to make sure that the email addresses are accurate 6 Click Continue If the Storage Center has iSCSI IO cards the Configure IO Cards page appears If there are no iSCSI IO cards the Configure Ports page appears Note Make sure that the administrator receives the test email s S...

Page 156: ...ed complete the IP Address a Subnet Mask and Gateway fields Uninitialized iSCSI IO cards have an IP Address of 0 0 0 0 and will be listed on a warnings page in the next step 3 When you are finished click Continue If no messages are generated iSCSI IO card configuration is saved and the Configure Ports page appears If there are issues a message appears Click No to go back and correct the IP Address...

Page 157: ...tion While the initial port configuration is being generated the Startup Wizard displays a page showing progress After the configuration has been generated it is automatically validated If Then Virtual Ports is Not Licensed All transport types use Legacy Mode In this case the Startup Wizard displays the Initial Port Configuration page To continue go to Configure Ports When Virtual Port Mode Is Not...

Page 158: ... fails a page displaying warnings appears 2 Click Configure Local Ports The wizard displays a tab for each type of IO card that is installed in the Storage Center FC iSCSI and SAS 3 Configure the Purpose Fault Domain and User Alias for all transport types See Configure Local Ports on page 154 4 When you are finished configuring the local ports click Assign Now The wizard informs you that the port ...

Page 159: ...is licensed the wizard informs prompts you to choose the front end connectivity mode s for the available transport types FC and or iSCSI 1 Select the front end connectivity mode s a Select the operational mode for FC and iSCSI transports b Click Continue to configure the selected operational mode s The wizard informs you that the operational modes have been configured ...

Page 160: ...Click Continue to begin port initialization in the selected operational mode s The wizard verifies the configuration converts selected transports to the selected mode displays progress pages and presents a confirmation page when operational modes for transport types have been configured and initialized ...

Page 161: ... is successful the confirmation page appears If there are issues a page appears listing error messages Go to Step 3 on page 152 2 iSCSI virtual port mode only Configure the control port for the iSCSI fault domain a Enter the IP address netmask gateway and port for the control port for the new iSCSI fault domain Check the pre installation documentation for this address b Click Continue The Startup ...

Page 162: ...lays a tab for each type of IO card that is installed in the Storage Center FC iSCSI and SAS 4 Configure the Purpose Fault Domain and User Alias for all transport types See Configure Local Ports on page 154 5 When you are finished configuring the local ports click Assign Now The wizard informs you that the port configuration has been generated ...

Page 163: ...Complete the Startup Wizard Dell Compellent 153 6 Click Continue The Generate SSL Cert page appears ...

Page 164: ...nsport Type Description Legacy Mode Unknown FC iSCSI and SAS One of the following Port purpose is not yet defined The port is unused SAS and FC only The port is used for direct connect inter process communication IPC Front End Primary FC and iSCSI Port is connected to servers and is used for the server IO path Front End Reserved FC and iSCSI Port is connected to servers and used as a failover path...

Page 165: ...ate Now to create the fault domain h Repeat steps b g as needed to create additional fault domains i When you are finished creating fault domains click Return The FC tab appears 3 Configure each back end FC port a Set the Purpose field to Back End b Confirm that the Fault Domain field is set to none c Optional Type a descriptive name in the User Alias field 4 Configure each front end FC port a Set...

Page 166: ...k Create Now to create the fault domain h Repeat steps b g as needed to create additional fault domains i When you are finished creating fault domains click Return The FC tab appears 3 Configure each back end FC port a Set the Purpose field to Back End b Confirm that the Fault Domain field is set to none c Optional Type a descriptive name in the User Alias field 4 Configure each front end FC port ...

Page 167: ... fault domain for all iSCSI ports a Click Edit Fault Domains The wizard displays a list of the currently defined fault domains b Click Create Fault Domain A dialog box appears c In the Name field type a name for the fault domain d From the Type drop down menu select iSCSI e Optional In the Notes field type a description of the fault domain f Click Continue The dialog box displays a summary g Click...

Page 168: ...s a list of the currently defined fault domains b Click Create Fault Domain A dialog box appears c In the Name field type a name for the fault domain d From the Type drop down menu select iSCSI e Optional In the Notes field type a description of the fault domain f Click Continue The dialog box displays a summary g Click Create Now to create the fault domain h Repeat steps b g as needed to create a...

Page 169: ... a Set the Purpose field to Unknown b Confirm that the Fault Domain field is set to none c Optional Type a descriptive name in the User Alias field Configure SAS Ports Configure the back end SAS ports 1 Click the SAS tab 2 Configure each back end SAS port a Set the Purpose field to Back End b Confirm that the Fault Domain field is set to none c Optional Type a descriptive name in the User Alias fi...

Page 170: ...age Center may not match the IP address or DNS host name assigned to the Storage Center If so when connecting to Storage Center a message is displayed identifying a mismatch between the certificate and the IP address or DNS host name of the Storage Center Import or generate a certificate to correct the mismatch Import a Certificate If an SSL certificate has already been generated import the certif...

Page 171: ... A file browser appears 2 Browse to the location of the public key pem file and select it 3 Click Next 4 Browse to the location of the private key file pem 5 Click Next A Summary page appears that identifies the key files selected 6 Click Save to import the certificates ...

Page 172: ... Center 2 In the text field enter all DNS host name s IPv4 address es and IPv6 address es for this Storage Center separated by commas The wizard prepopulates the field with information it knows but it is likely that more site specific host names and addresses need to be entered 3 Click Generate Now A new certificate is generated and the session ends To continue refresh the browser and log on to th...

Page 173: ...ate the Service Tag on the back of each enclosure and then label it with the correct enclosure ID 1 Use the Storage Center System Manager to map each enclosure ID to a Service Tag a From the System Tree expand the Enclosures node b Select an enclosure c On the General tab locate and record the Index and Service Tag 2 Create a label for each SC200 SC220 enclosure with the enclosure ID number Note I...

Page 174: ...hapter 5 Set up the Storage Center Software 164 Storage Center SC8000 Controller Deployment Guide 3 Apply an ID label to the left front of each enclosure Figure 110 SC200 and SC220 Enclosure Labels ID 01 ...

Page 175: ...anager Administrator s Guide Create Test Volumes Connect a server to the Storage Center create one or more test volumes and map them to the server to prepare for connectivity and failover testing 1 Connect a server to the Storage Center using Fibre Channel or iSCSI 2 iSCSI only Configure the iSCSI initiator on the server to target the Storage Center 3 Use a web browser to load the Storage Center S...

Page 176: ...ced The wizard displays advanced mapping options f In the Restrict Mapping Paths area select the Map to controller check box then select the controller from the drop down menu g Click Continue The wizard displays a summary h Click Create Now The mapping is created and the wizard closes 9 Dual controller only Repeat Step 8 to map TestVol2 to the second controller 10 On the server partition and form...

Page 177: ...nt and servers are configured for MPIO perform tests to make sure that failed paths do not interrupt IO 1 Create a Test folder on the server and copy at least 2GB of data into it 2 Make sure that the FC or iSCSI server is configured to use load balancing MPIO round robin 3 Manually disconnect a path while copying data to TestVol1 to verify that MPIO is functioning correctly a Copy the Test folder ...

Page 178: ...assword 2 Select Admin and click Continue 3 Enter a new password in the Enter Password and Reenter Password fields 4 Click OK Change iDRAC Administrative Password Change the iDRAC administrative password to something other than the default 1 Use a web browser to navigate to the IP address of the iDRAC in controller 1 The iDRAC login page appears 2 Enter the iDRAC user name root and password calvin...

Page 179: ...ge Administrative Passwords Dell Compellent 169 5 Click Next 6 Optional Enter a new user name in the User Name field 7 Enter a new password in the New Password and Confirm New Password fields 8 Click Apply ...

Page 180: ...rt Enter the TCP port number of the proxy server Proxy User Name Enter the user name for the proxy server Proxy Password Confirm Password Password for the proxy server 3 Click OK Phone Home Complete setup by sending Storage Center configuration information to Dell Technical Support Services with Phone Home Phone Home sends a copy of a Storage Center configuration to Dell Technical Support Services...

Page 181: ...ment menu select System Phone Home Phone Home The Phone Home wizard starts listing any previous Phone Home events 2 Click Phone Home Now The Phone Home In Progress dialog box is displayed 3 Click OK 4 When the State column lists all items with Success click Close ...

Page 182: ... an update is available install the update following the instructions in the Storage Center System Upgrade Guide Next Steps After installation is complete you might want to perform some basic tasks to configure Storage Center for your environment These tasks are configuration dependent so some might not apply to your site See the Storage Center Administrator s Guide for detailed configuration inst...

Page 183: ... A Adding or Removing an Enclosure This chapter describes how to add or remove Dell Compellent enclosures from a Storage Center Contents Adding SC280 Enclosures 174 Adding SC200 220 Enclosures 184 Removing Enclosures 193 ...

Page 184: ...ller 1 In the Storage Center System Manager select the Controllers node 2 In the controller summary pane note which controller is identified as the leader Connect the Enclosure 1 Turn on each enclosure being added When the enclosures spin up make sure that each front panel enclosure and power status LEDs show normal operation 2 Connect the A side Figure 111 on page 176 a Connect Controller A slot ...

Page 185: ...wizard c If an update is available download and install the update as described in Storage Center Software Update Guide 8 The Storage Center System Manager informs you that you have new unassigned disks From the Storage Management menu select Disk Manage Unassigned Disks to move them to the managed disk folder and add the space to the disk pool 9 Redistribute data across all drives by selecting St...

Page 186: ...or Removing an Enclosure 176 Storage Center SC8000 Controller Deployment Guide Figure 111 Connecting a New SC280 SAS Chain A Side Enclosure 1 Enclosure 2 Controller A Controller B A B C A B C A B C A B C 4 3 2 1 4 3 2 1 ...

Page 187: ...Adding SC280 Enclosures Dell Compellent 177 Figure 112 Connecting a New SC280 SAS Chain B Side Enclosure 1 Enclosure 2 Controller A Controller B A B C A B C A B C A B C 4 3 2 1 4 3 2 1 ...

Page 188: ...n adding enclosures to an existing configuration add enclosures to the end of the chain Disconnect the chain one side at a time to maintain drive availability while adding an enclosure Connecting the Enclosure to the A Side 1 Disconnect the A side cables from the controllers as shown in Figure 113 on page 180 Controller A slot 3 port 1 Controller B slot 3 port 3 IO continues through the B side cab...

Page 189: ... updates status appears in the Update Status wizard c If an update is available download and install the update as described in Storage Center Software Update Guide 2 The Storage Center System Manager informs you that you have new unassigned disks From the Storage Management menu select Disk Manage Unassigned Disks to move them to the managed disk folder and add the space to the disk pool For more...

Page 190: ...80 Storage Center SC8000 Controller Deployment Guide Figure 113 Disconnect Controllers A side Enclosure 1 Enclosure 2 Controller A Controller B Disconnect Controllers A side Move Cable to Enclosure 2 port C A B C 4 3 2 1 4 3 2 1 A B C A B C A B C ...

Page 191: ...Adding SC280 Enclosures Dell Compellent 181 Figure 114 Add Cable and Reconnect Controllers A Side Enclosure 1 Enclosure 2 Controller A Controller B A B C 4 3 2 1 4 3 2 1 A B C A B C A B C Add cable ...

Page 192: ...82 Storage Center SC8000 Controller Deployment Guide Figure 115 Disconnect Controllers B Side Disconnect Controllers B side Move Cable to Enclosure 2 port C Enclosure 1 Enclosure 2 Controller A Controller B A B C 4 3 2 1 4 3 2 1 A B C A B C A B C ...

Page 193: ...Adding SC280 Enclosures Dell Compellent 183 Figure 116 Add Cable and Reconnect Controllers B Side Enclosure 1 Enclosure 2 Controller A Controller B A B C 4 3 2 1 4 3 2 1 A B C A B C A B C Add cable ...

Page 194: ...m port A 2 Turn on each of the enclosures being added When the enclosures spin up make sure that the front panel enclosure and power status LEDs show normal operation 3 Connect the Controller slot 6 port 2 Enclosure 3 top port A 4 In the Storage Center System Manager select Storage Management System Setup Configure Local Ports 5 Make sure that Slot and slot port in this case slot 6 port 2 are Up a...

Page 195: ...Adding SC200 220 Enclosures Dell Compellent 185 Figure 117 Connecting a New SC200 220 SAS Chain Two new enclosures added Enclosure 1 Enclosure 2 Enclosure 3 Enclosure 4 Controller ...

Page 196: ...al Ports 3 Maximize the Configure Local Port wizard so that you can see the Target Count column and note the number of drives currently viewed by the controllers This number increases when new enclosures are added When adding enclosures to an existing configuration add enclosures to the end of the chain Add an Enclosure to an Existing Chain Currently in Service Disconnect the chain one side at a t...

Page 197: ...he A side Controller cables a Enclosure 4 top port B Controller B slot 6 port 3 b Enclosure 1 top port A Controller A slot 6 port 1 Enclosure 1 Enclosure 2 Enclosure 3 Enclosure 4 Controller A Controller B Disconnect A side New Enclosures Connect Enclosures A side Move Cable from Enclosure 2 Add cable Add cable ...

Page 198: ...In the Storage Center System Manager select Storage Management System Setup Configure Local Ports 7 Make sure that Slot and slot ports are Up and the Purpose is set to back end Target Count equals the number of added drives demonstrating that the controller recognizes the new enclosures Enclosure 1 Enclosure 2 Enclosure 3 Enclosure 4 Controller A Controller B ...

Page 199: ...se new cables to connect the new enclosures to the existing enclosures B side Enclosure 2 bottom port B Enclosure 3 bottom port A Enclosure 3 bottom port B to Enclosure 4 bottom port A Enclosures 3 and 4 are now part of the B side chain and can be connected to Controllers A and B Figure 120 Connect SC200 220 Enclosures to B Side Disconnect B side Connect Enclosures B side Move Cable from Enclosure...

Page 200: ...new unassigned disks From the Storage Management menu select Disk Manage Unassigned Disks to move them to the managed disk folder and add the space to the disk pool For more information see the Storage Center System Manager Administrator s Guide 14 In the Storage Manager System Tree view the list of enclosures The System Manager assigns an index number to all managed drives 15 To redistribute data...

Page 201: ...make sure that the front panel enclosure and power status LEDs show normal operation 2 Remove the two IPC cables from the Controllers ports 2 and 4 3 Connect Controller A port 2 new Enclosure 3 top port A 4 Connect Enclosure 3 top port B Controller B port 4 5 In the Storage Center System Manager select Storage Management System Setup Configure Local Ports 6 Make sure that Slot and slot ports are U...

Page 202: ...rt 2 9 In the Storage Center System Manager select Storage Management System Setup Configure Local Ports 10 Make sure that Slot and slot ports are Up and the Purpose is set to back end Target Count equals the number of added drives demonstrating that the controller recognizes the new enclosures Figure 123 Adding an SC200 220 SAS Enclosure B side Enclosure 1 Enclosure 2 Controller A Controller B En...

Page 203: ...a system outage however the controller must be able to see all drives through one chain while the other side is down Disconnect the A side Chain Disconnect the enclosure to be removed from the A side chain 1 Disconnect the A side cable from Controller B slot 3 port 3 The B side continues to carry IO while the A side is disconnected see Figure 124 on page 194 2 In the Storage Center System Manager ...

Page 204: ...e Center SC8000 Controller Deployment Guide Figure 124 Disconnecting the SC280 Enclosure from the A side Enclosure 1 Enclosure 2 Controller A Disconnect A side Remove the A side cable between enclosures Controller B A B C 4 3 2 1 4 3 2 1 A B C A B C A B C ...

Page 205: ...llent 195 Figure 125 Reconnecting the A Side Cable Reconnect A side after moving the cable below Move the A side cable to remaining enclosure Enclosure 1 Enclosure 2 Controller A Controller B A B C 4 3 2 1 4 3 2 1 A B C A B C A B C ...

Page 206: ... set to back end Target Count equals the number of added drives demonstrating that the controller recognizes the new enclosures 4 Remove the cable between Enclosure 1 right port A Enclosure 2 right port B see Figure 126 on page 197 5 Move the cable from Enclosure 2 right port C Enclosure 1 right port B see Figure 126 on page 197 6 Reconnect the B side cable to Controller A slot 3 port 3 see Figure...

Page 207: ...re 126 Disconnecting the SC280 Enclosure from the B side Chain Disconnect B side Remove the B side cable between enclosures Move to Enclosure 1 right port B Enclosure 1 Enclosure 2 Controller A Controller B A B C 4 3 2 1 4 3 2 1 A B C A B C A B C ...

Page 208: ...A Adding or Removing an Enclosure 198 Storage Center SC8000 Controller Deployment Guide Figure 127 Reconnecting the B Side Cable Reconnect B side Enclosure 1 Controller A Controller B 4 3 2 1 4 3 2 1 A B C A B C ...

Page 209: ...ry IO while the A side is disconnected see Figure 128 on page 200 2 In the Configure Local Ports wizard make sure that the B side ports on both controllers are Up and the Target Count recognizes the drives through the B side 3 Remove the cable between Enclosure 1 top port B Enclosure 2 top port A see Figure 128 on page 200 4 Move the cable from Enclosure 1 top port A Enclosure 2 top port A see Fig...

Page 210: ...Storage Center SC8000 Controller Deployment Guide Figure 128 Disconnecting the SC200 220 Enclosure from the A side Enclosure 1 Enclosure 2 Enclosure 3 Enclosure 4 Controller A Disconnect A side Remove the A side cable between enclosures Controller B ...

Page 211: ...ell Compellent 201 Figure 129 Reconnecting the SC200 220 A side Enclosure 1 Enclosure 2 Enclosure 3 Enclosure 4 Controller A Reconnect A side after moving the cable below Move the A side cable to next enclosure Controller B ...

Page 212: ...at the A side ports on both controllers are Up and the Target Count recognizes the drives through the A side 3 Remove the cable between Enclosure 1 bottom port B Enclosure 2 bottom port A see Figure 130 on page 203 4 Reconnect the B side cable to Controller B slot 5 port 1 see Figure 131 on page 204 5 The top enclosure is now disconnected and can be removed a Caution To disconnect the B side cabli...

Page 213: ... Figure 130 Disconnecting the SC200 220 Enclosure from the B side Chain Disconnect B side Remove the B side cable between enclosures Enclosure 1 Enclosure 2 Enclosure 3 Enclosure 4 Controller A Controller B Move to Enclosure 2 bottom port A ...

Page 214: ...Appendix A Adding or Removing an Enclosure 204 Storage Center SC8000 Controller Deployment Guide Figure 131 Top SC200 220 Enclosure Disconnected Controller A Reconnect B side Controller B ...

Page 215: ... Solution No Disks Found by Startup Wizard No disks could be found attached to this Dell Compellent Storage Center Need to update software and or firmware to use attached enclosure 1 Click Quit 2 Check for Storage Center Updates on page 172 3 Complete the Startup Wizard on page 129 Enclosure firmware update fails Cabling is not redundant 1 Check the back end cabling and ensure that redundant conne...

Page 216: ...19 are followed in order and try again Make sure to connect to the IP address of the controller with the lower serial number Make sure the serial number in the name of the license file matches the controller Issue Possible Reason Solution Cannot complete Startup Wizard and cannot check for updates Your network might employ a proxy server Configure Phone Home Proxy Server Using the Command Line Int...

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