My Oracle Support Banner

A Fragmented And Near Full Zpool Could Cause RAC Panic (Doc ID 2163827.1)

Last updated on JULY 02, 2018

Applies to:

Solaris x64/x86 Operating System - Version 10 11/06 U3 and later
Oracle SuperCluster T5-8 Full Rack - Version All Versions to All Versions [Release All Releases]
Solaris Operating System - Version 10 11/06 U3 and later
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

To view full details, sign in with your My Oracle Support account.

Don't have a My Oracle Support account? Click to get started!


My Oracle Support provides customers with access to over a million knowledge articles and a vibrant support community of peers and Oracle experts.