Table Of Contents - IBM Storwize V7000 Maintenance Manual

Contents
Figures . . . . . . . . . . . . . . . v
Tables . . . . . . . . . . . . . . . vii
Safety and environmental notices . . . ix
Sound pressure . .
About this guide . . . . . . . . . . . xi
Who should use this guide .
| Summary of changes for GC27-2291-02 Storwize
| V7000 Troubleshooting, Recovery, and Maintenance
| | Guide . . . . .
Summary of changes for GC27-2291-01 Storwize
V7000 Troubleshooting, Recovery, and Maintenance
Guide . . . . .
Emphasis . . . . .
Storwize V7000 library and related publications .
How to order IBM publications.
Sending your comments .
Chapter 1. Storwize V7000 hardware
components . . . . . . . . . . . . . 1
Components in the front of the enclosure .
Drives . . . .
Drive indicators .
Enclosure end cap indicators .
Components in the rear of the enclosure .
Power supply unit and battery for the control
enclosure . . .
Power supply unit for the expansion enclosure .
Node canister ports and indicators .
Expansion canister ports and indicators .
Chapter 2. Best practices for
troubleshooting . . . . . . . . . . . 19
Record access information
Follow power management procedures .
Set up event notifications .
Set up inventory reporting .
Back up your data . .
Manage your spare and failed drives .
Resolve alerts in a timely manner .
Keep your software up to date .
Keep your records up to date .
Subscribe to support notifications .
Know your IBM warranty and maintenance
agreement details . .
Chapter 3. Understanding the Storwize
V7000 battery operation for the control
enclosure . . . . . . . . . . . . . 23
Maintenance discharge cycles .
© Copyright IBM Corp. 2010, 2011
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Chapter 4. Understanding the medium
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errors and bad blocks . . . . . . . . 27
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Chapter 5. Storwize V7000 user
interfaces for servicing your system . . 29
. . ix
Management GUI interface .
When to use the management GUI
Accessing the management GUI
Service assistant interface .
. . xi
When to use the service assistant .
Accessing the service assistant .
Cluster (system) command-line interface.
. . xi
When to use the cluster (system) CLI .
Accessing the cluster (system) CLI.
Service command-line interface .
. . xi
When to use the service CLI .
. . xii
Accessing the service CLI.
. xii
USB key and Initialization tool interface .
. . xv
When to use the USB key.
. . xv
Using a USB key
Using the initialization tool .
satask.txt commands .
. . 2
Chapter 6. Resolving a problem . . . . 39
. . 2
Start here: Use the management GUI recommended
. . 2
actions . .
. . 4
Problem: Storage system management IP address
. . 5
unknown .
Problem: Unable to connect to the management GUI 40
. . 6
Problem: Unable to log on to the storage system
. 7
management GUI .
. . 8
Problem: Cannot create a clustered storage system
. . 15
Problem: Unknown service address of a node
canister . .
Problem: Cannot connect to the service assistant .
Problem: Management GUI or service assistant does
. . 19
not display correctly .
. . 20
Problem: Node canister location error
. . 20
Problem: SAS cabling not valid .
. . 20
Problem: New expansion enclosure not detected .
. . 21
Problem: Control enclosure not detected .
. . 21
Problem: Mirrored volume copies no longer
. . 21
identical .
. . 21
Problem: Code not processed from USB key
. . 22
Procedure: Resetting superuser password .
. . 22
Procedure: Identifying which enclosure or canister
to service .
. . 22
Procedure: Checking the status of your system
Procedure: Getting node canister and system
information using the service assistant .
Procedure: Getting node canister and system
information using a USB key
Procedure: Understanding the system status using
. . 24
the LEDs .
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