Solaris Volume Manager (SVM) How to Troubleshoot and Fix Mirroring Issues Resolution Path
(Doc ID 1503608.1)
Last updated on OCTOBER 10, 2022
Applies to:
Solstice DiskSuite Software - Version 4.2 to 4.2.1 [Release 4.0]Sun Solaris Volume Manager (SVM) - Version 11.9.0 to 11.11 [Release 11.0]
Solaris Operating System - Version 9 GA to 9 GA [Release 9.0]
Oracle Solaris on x86 (32-bit)
Oracle Solaris on x86-64 (64-bit)
Oracle Solaris on SPARC (64-bit)
Oracle Solaris on SPARC (32-bit)
Purpose
This document is a Resolution Path. It provides steps to troubleshoot and fix SVM Solaris Volume Manager Metadevice(s) mirroring issues.
This document address the following issues :
I - one submirror in "Needs maintenance", other submirror in "Okay" states
II - one submirror in "Needs maintenance", other submirror in "Last Erred" state
III - one submirror in "Resyncing", the other in "Last Erred"
IV - all submirrors in "Needs maintenance"
V - Recover the mirror by deleting and recreating it with the exact same layout
To keep the command line simple in this document all examples are refer to local metadevices. If using metadevice in a metaset, then certainly you need to use the command with the -s option and the setname.
If you using soft partitions then also refer to
<Document 1494494.1> How to Troubleshoot and Repair SVM Soft Partitions (Softpartitions) Resolution Path
This Document does not address boot issues with mirrored metadevices, please refer to:
<Document 1489871.1> Solaris Volume Manger, SVM mirrored root disk server system/node can not boot. Troubleshooting. Resolution Path
Troubleshooting Steps
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In this Document
| Purpose |
| Troubleshooting Steps |
| I - Recovery procedure for a SVM mirror with one submirror in "Needs maintenance" state and one submirror in "Okay" state |
| II - Recovery procedure for a SVM mirror with one submirror in "Needs maintenance" state and one submirror in "Last Erred" state: |
| III - Recovery procedure for a SVM mirror with One sub-mirror in “Resyncing”, the other in “Last Erred" state |
| IV - Recovery procedure for a SVM mirror with all submirrors in "Needs maintenance" state |
| V - Recover the mirror by deleting and recreating it with the exact same layout |
| References |