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OL7: ps Command Fails with "error: unknown user-defined format specifier "thcount"" (Doc ID 2405860.1)

Last updated on AUGUST 04, 2018

Applies to:

Linux OS - Version Oracle Linux 7.2 with Unbreakable Enterprise Kerne [3.8.13] and later
Linux x86-64

Symptoms

On Oracle Linux 7, the command "ps -o thcount" fails with the following error:

error: unknown user-defined format specifier "thcount"


Cause

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