In the last episode (Jun 13), Yuri said:
> I ran then program with 1500 threads and in top it looked the this:
>
> PID USERNAME THR PRI NICE SIZE RES STATE C TIME CPU COMMAND
> 20382 yuri 1500 99 0 641M 462M umtxn 0 0:00 19623.14%
> quicksort
> <skipped further>
>
> Where can I read how CPU column is calculated?
>
> Some time ago I saw another weird fenomenon when CPU column: 5% CPU load
> for the pocess that just cycles in CPU.
Top doesn't seem to show the right %CPU at all for threaded apps unless you
hit H to view each thread individually. Then you get accurate numbers (but
you have to manually sum up the threads usage if you want to see the total
%CPU for an entire process).
--
Dan Nelson
dnel...@allantgroup.com
_______________________________________________
freebsd-hackers@freebsd.org mailing list
http://lists.freebsd.org/mailman/listinfo/freebsd-hackers
To unsubscribe, send any mail to "freebsd-hackers-unsubscr...@freebsd.org"
