AIX: osysmond.bin High CPU Usage (Doc ID 1397988.1)

Last updated on SEPTEMBER 03, 2015

Applies to:

Oracle Database - Enterprise Edition - Version 11.2.0.3 and later
IBM AIX on POWER Systems (64-bit)

Symptoms

11gR2 or 12cR1 Grid Infrastructure on AIX, observed high CPU usage by osysmond.bin

Name            PID  CPU%  PgSp Owner           PageIn        0  PAGING SPACE
osysmond   11993226  16.7 153.1 root            PageOut       0  Size,MB 
20480

root 14286918        1   7   Jan 06      - 1121:16 /grid/product/11.2.0/bin/osysmond.bin       ##>> high accumulated CPU usage    
oracle 17760308 17367264  19   Jan 06      - 388:35 /grid/product/11.2.0/bin/ocssd.bin
root  7602414        1  23   Jan 06      - 381:56 /grid/product/11.2.0/bin/crsd.bin reboot

Cause

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