A Fragmented And Near Full Zpool Could Cause RAC Panic

(Doc ID 2163827.1)

Last updated on MAY 31, 2018

Applies to:

Oracle SuperCluster T5-8 Full Rack - Version All Versions to All Versions [Release All Releases]
Solaris Operating System - Version 10 3/05 to 10 3/05 [Release 10.0]
Information in this document applies to any platform.

Symptoms

 If the zpool, where the RAC software is installed, becomes fragmented and near full, it could cause RAC panic.

Disclaimer: RAC panic could be caused by many reasons. The scenario in this document is merely one possibility. Any RAC induced panic must be diagnosed by the RAC support team first.

In the example, the RAC software is installed in zpool 'data'.  We could observe the following symptoms in the Solaris crash dump:

1. High zpool usage

 

Cause

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