redhat-list Digest, Vol 155, Issue 3

[Yong Huang]

On Thu, Sep 19, 2019 at 11:03 PM Kaushal Shriyan <kaushalshriyan at gmail.com>
wrote:

> Hi,
>
> Is there a way to find out which process consumed CPU cores as per the
> below sar output? OS is Red Hat Enterprise Linux Server release 7.7 (Maipo)
> with 64-bit arch.
>
> 04:40:01 PM    CPU    %user    %nice  %system  %iowait    %steal
> %idle
> 04:50:01 PM    all      4.25      0.00      0.69      0.00      0.03
> 95.03

Unfortunately, sar doesn't provide that info. You can run `top' in a cron job and save the output. I do that on my Oracle database servers (http://yong321.freeshell.org/computer/Perfmon.html for your purpose, ignore the part about Oracle, just take the command for `top')