Table Of Contents - IBM Storwize V7000 Troubleshooting And Maintenance Manual

Contents
Figures . . . . . . . . . . . . . . . v
Tables . . . . . . . . . . . . . . . vii
Safety and environmental notices . . . ix
4 4
Sound pressure . .
About this guide . . . . . . . . . . . xi
Who should use this guide .
Emphasis . . . .
Storwize V7000 library and related publications .
How to order IBM publications
Sending your comments .
Chapter 1. Storwize V7000 hardware
components . . . . . . . . . . . . . 1
Storwize V7000 components in the front of the
enclosure . . . .
Drives . . . .
Drive indicators .
4 4 Enclosure end cap indicators .
Storwize V7000 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 . . . . . . . . . . . 17
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
4
V7000 battery operation for the control
4
enclosure . . . . . . . . . . . . . 21
4 4
4 4 Maintenance discharge cycles .
Chapter 4. Storwize V7000 user
interfaces for servicing your system . . 25
Management GUI interface .
4 4 When to use the management GUI
© Copyright IBM Corp. 2010
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Accessing the management GUI
Service assistant interface .
4 4
When to use the service assistant .
Accessing the service assistant .
4 4
Cluster command-line interface .
4 4
When to use the cluster CLI .
. . ix
4 4
Accessing the cluster CLI .
4 4
Service command-line interface .
4 4
When to use the service CLI .
4 4
. . xi Accessing the service CLI.
. . xi 4 4
USB key and Initialization tool interface .
. xi 4 4 When to use the USB key.
. . xii 4 4 Using a USB key
. . xii 4 4 Using the initialization tool .
4 4 satask.txt commands .
Chapter 5. Resolving a problem . . . . 35
Start here: Use the management GUI recommended
actions . .
. . 1
Problem: Management IP address unknown
. . 1
Problem: Unable to connect to the management GUI 36
. . 2
Problem: Unable to log in to the management GUI
. . 3
Problem: Cannot create a cluster .
Problem: Unknown service address of a node
. . 4
canister . .
Problem: Cannot connect to the service assistant .
. . 5
Problem: Node canister location error
. 6
Problem: SAS cabling not valid .
. . 7
4 4 Problem: New expansion enclosure not detected .
. . 14
4 Problem: Mirrored volume copies no longer
4 4 identical .
Procedure: Resetting superuser password .
4 Procedure: Identifying which enclosure or canister
. . 17
4 4
to service .
. . 17
Procedure: Checking the status of your system
. . 18
Procedure: Getting node canister and cluster
. . 18
information using the service assistant .
. . 18
Procedure: Getting node canister and cluster
. . 19
information using a USB key
. . 19
Procedure: Understanding the system status using
. . 19
the LEDs .
. . 19
Procedure: Finding the status of the Ethernet
. . 19
connections .
Procedure: Deleting a cluster completely.
. . 20
Procedure: Fixing node errors .
Procedure: Changing the service IP address of a
node. . .
4 Procedure: Initializing a cluster with a USB key
4 4 without using the initialization tool .
4
Procedure: Initializing a cluster using the service
. . 22
4 4
assistant .
Procedure: Accessing a canister using a directly
attached Ethernet cable
Procedure: Reseating a node canister .
. . 25
Procedure: Powering off your system .
. . 25
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