Re: CPU USAGE

Hello Naga,
you might have configured and activated cgroups if only one CPU is used (regardless how many Oracle shadow processes are simultaneously running on CPU).

https://docs.oracle.com/en/database/oracle/oracle-database/12.2/unxar/administering-oracle-database-on-linux.html#GUID-00ABFA51-266B-422A-A730-A30FF37AAF09

Best Regards
Stefan Koehler

Independent Oracle performance consultant and researcher Website: http://www.soocs.de
Twitter: _at_OracleSK

> Nagaraj chk <nagaraj.chk_at_gmail.com> hat am 22. Mai 2018 um 19:59 geschrieben:
>
> Dear Gurus,
>
> We observed, oracle database using only on CPU Core during business time around 90% when compared to other cpus on the server. on the server total 32 cpus assigned ,but only one cpu is getting used ,please advise what can be the possible reasons.
>
> -Naga

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