Database Crashes: 'PMON failed to acquire latch', 'ASMB terminating' ASM Shows: 'WARNING: client ... not responsive for ... killing pid ...', (kjdgdss_g) (Doc ID 1486582.1)

Last updated on MAY 30, 2017

Applies to:

Oracle Database - Enterprise Edition - Version 11.2.0.2 and later
Information in this document applies to any platform.
***Checked for relevance on 11-May-2014***

Symptoms

2 node RAC - 11202 - Linux x86-64

Notice: Additional heapdumps and library cache dumps were necessary in order to isolate the issue for this article.
Therefore, it may be required the problem to reproduce more than once before it may be determined to be a match to this note/article.


After migration from 11.2.0.1 to 11.2.0.2 the database instance's reports "IPC Send timeout detected and "PMON failed to acquire latch" error befroe its ASMB process crashed the instance:

 

Cause

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