HP XP P9500 Storage - Manual (Page 9)

5 Troubleshooting....................................................................................5-1
Information collected by using the DLMgetras utility for collecting HDLM error
information.............................................................................................................5-2
Checking Error Information in Messages...................................................................5-2
What To Do for a Path Error....................................................................................5-3
Examining the Messages...................................................................................5-5
Obtain Path Information....................................................................................5-5
Identifying the Error Path..................................................................................5-5
Narrowing Down the Hardware That Might Have Caused the Error....................... 5-5
Identifying the Error Location and Correcting any Hardware Errors.......................5-5
Placing the Path Online.....................................................................................5-5
Actions to Take for a Path Error in a Boot Disk Environment......................................5-6
Path Errors During Boot Processing....................................................................5-6
When a Path Error Occurs at the Initial Stage of Boot Processing................5-6
When a Path Error Occurs After the HDLM Driver Starts Path Processing.....5-6
Path Errors After Boot Processing Completes......................................................5-7
What To Do for a Program Error..............................................................................5-7
Examining the Messages...................................................................................5-8
Obtaining Program Information.........................................................................5-8
What To Do for the Program Error.....................................................................5-8
Contacting Your HDLM Vendor or Maintenance Company....................................5-9
What To Do for Other Errors....................................................................................5-9
6 Command Reference.............................................................................6-1
Overview of the HDLM Command dlnkmgr................................................................6-2
clear (Returns the Path Statistics to the Initial Value)................................................6-3
Format.............................................................................................................6-3
To set the path statistics to 0...................................................................6-3
To display the format of the clear operation.............................................. 6-3
Parameters......................................................................................................6-3
To set the path statistics to 0...................................................................6-3
To display the format of the clear operation.............................................. 6-4
help (Displays the Operation Format).......................................................................6-4
Format.............................................................................................................6-4
Parameter........................................................................................................6-4
offline (Places Paths Offline).................................................................................... 6-6
Format.............................................................................................................6-6
To place paths offline..............................................................................6-6
To display the format of the offline operation............................................ 6-7
Parameters......................................................................................................6-7
To place paths offline..............................................................................6-7
To display the format of the offline operation..........................................6-10
online (Places Paths Online)...................................................................................6-11
Format...........................................................................................................6-11
To place paths online.............................................................................6-11
To display the format of the online operation..........................................6-12
Parameters.....................................................................................................6-12
To place paths online.............................................................................6-12
To display the format of the online operation..........................................6-16
set (Sets Up the Operating Environment)................................................................6-17
Format...........................................................................................................6-17
To set up the HDLM operating environment............................................6-17
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Hitachi Dynamic Link Manager User Guide for Solaris ®