Table Of Contents - IBM Storwize V7000 Unified Series Problem Determination Manual

Contents
Figures . . . . . . . . . . . . . . vii
Tables . . . . . . . . . . . . . . . ix
Safety and environmental notices . . . xi
Safety . . . . . .
Safety statements . . .
Sound pressure . . .
About this guide . . . . . . . . . . xix
Who should use this guide .
Emphasis . . . . . .
Storwize V7000 Unified library and related
publications . . . . .
How to order IBM publications .
Sending your comments.
Chapter 1. Storwize V7000 Unified
hardware components . . . . . . . . 1
Chapter 2. Best practices for
troubleshooting . . . . . . . . . . . 3
Record access information .
Follow power management procedures
Set up event notifications .
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. Getting started
troubleshooting . . . . . . . . . . . 9
Installation troubleshooting .
Problems with initial configuration
Installation error codes
Problems reported by the CLI commands during
software configuration .
Easy Setup Wizard failure
GUI access issues . .
Health status and recovery .
Connectivity issues . .
Host to file modules connectivity .
Ethernet connectivity between file modules.
File module to control enclosure .
Fibre Channel connectivity between file modules
and control enclosure .
Understanding LED hardware indicators
File node hardware indicators .
Enclosure hardware indicators .
© Copyright IBM Corp. 2011, 2012
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Management GUI interface .
When to use the management GUI
Accessing the Storwize V7000 Unified
management GUI .
Using fix procedures .
. xi
Chapter 4. File module . . . . . . . . 51
. xiii
General file module procedures.
Rebooting a file module .
Removing a file module to perform a
maintenance action .
. xix
Removing and replacing file module components 53
. xix
Hard disk drive problems
Monitoring memory usage on a file module
. xix
Errors and messages .
Understanding error codes .
Understanding event IDs .
File module hardware problems
Removing and replacing parts .
How to reset/reboot server iMM interface.
File module software problems
Logical devices and physical port locations .
Management node role failover procedures .
Checking CTDB health .
. 3
Checking the GPFS file system mount on each file
. 4
module . .
. 4
Identifying created and mounted file system
. 5
mounts .
. 5
Resolving problems with missing mounted file
. 5
systems .
. 6
Resolving stale NFS file systems .
. 6
Checking user and server authentication issues .
. 6
Error for "Missing SRV record in DNS"
If "netgroup" functionality with NIS is not
. 7
working .
Possible client misconfiguration .
Trouble accessing exports when server and
client configuration are correct
Checking client access
. 10
Checking network interface availability.
. 10
Recovering a GPFS file system
. 12
Resolving an ANS1267E error .
Resolving issues reported for lshealth .
. 19
Error for "MGMTNODE_REPL_STATE ERROR
. 20
DATABASE_REPLICATION_FAILED" .
. 21
Resolving network errors .
. 22
Resolving full condition for GPFS file system.
. 24
Analyzing GPFS logs .
. 24
Synchronizing time on the file modules
. 25
. 27
Chapter 5. Control enclosure. . . . . 173
. 30
Storwize V7000 system interfaces .
. 34
Service assistant interface .
. 34
Storage system command-line interface.
. 42
Service command-line interface .
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