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FMD High CPU Usage - /var/fm/fmd/infolog_hival Is Growing Quickly - mpathadm Shows Path State: unknown (Doc ID 2142268.1)

Last updated on OCTOBER 05, 2022

Applies to:

Solaris Operating System - Version 11.3 and later
Information in this document applies to any platform.


T5-1B server, Solaris 11.3 SRU 7.5.0 (Oracle Solaris - fmd high CPU usage, writing messages like "resource.sysevent.EC_sun_mp.ESC_sun_mp_path_change".

1) The fmd processes running on the control domain of a T5-1B blade is constantly busy, and writing constantly to disk. This is not a normal behavior.

Temporarily disabling the fmd service causes the CPU and IO load to drop.

No error messages for CPU, memory or I/O are being written, but /var/fm/fmd/infolog_hival is growing at a rate of hundreds per second with these type of errors:

But disks are accessible without issue and there are no problems with the disks. 


Upgrade to Solaris 11.3 SRU 7.5.0


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