HP 3PAR StoreServ 7000 Storage Troubleshooting Guide

Contents
1 Identifying Storage System Components........................................................6
Understanding Component Numbering.......................................................................................6
Drive Enclosures...................................................................................................................6
Controller Nodes.................................................................................................................7
PCIe Slots and Ports.............................................................................................................8
I/O Modules ......................................................................................................................9
Power Cooling Modules........................................................................................................9
Power Distribution Units......................................................................................................10
Service Processor...............................................................................................................10
2 Understanding LED Indicator Status.............................................................11
Enclosure LEDs.......................................................................................................................11
Bezel LEDs........................................................................................................................11
Disk Drive LEDs..................................................................................................................12
Storage System Component LEDs..............................................................................................12
PCM LEDs.........................................................................................................................12
Drive PCM LEDs.................................................................................................................14
I/O Module LEDs..............................................................................................................15
External Port Activity LEDs...................................................................................................16
Controller Node and Internal Component LEDs...........................................................................17
Ethernet LEDs....................................................................................................................17
FC Port LEDs......................................................................................................................18
SAS Port LEDs....................................................................................................................19
Interconnect Port LEDs.........................................................................................................19
Fibre Channel Adapter Port LEDs..........................................................................................20
Converged Network Adapter Port LEDs.................................................................................20
Service Processor LEDs............................................................................................................21
3 Powering Off/On the Storage System..........................................................23
Powering Off the Storage System..............................................................................................23
Powering On the Storage System..............................................................................................23
4 Alerts......................................................................................................25
Getting Recommended Actions.................................................................................................25
5 Troubleshooting........................................................................................27
checkhealth Command............................................................................................................27
Using the checkhealth Command.........................................................................................27
Troubleshooting Storage System Components.............................................................................28
Alert................................................................................................................................29
Format of Possible Alert Exception Messages.....................................................................29
Alert Example...............................................................................................................29
Alert Suggested Action..................................................................................................29
Cage...............................................................................................................................29
Format of Possible Cage Exception Messages...................................................................29
Cage Example 1...........................................................................................................30
Cage Suggested Action 1..............................................................................................30
Cage Example 2...........................................................................................................31
Cage Suggested Action 2..............................................................................................31
Cage Example 3...........................................................................................................32
Cage Suggested Action 3..............................................................................................32
Cage Example 4...........................................................................................................33
Cage Suggested Action 4..............................................................................................33
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