Can you clarify what you are trying to accomplish? Are you trying to identify containers using excessive CPU?
On Mon, Jul 21, 2014 at 10:06 AM, Pavel Snajdr <li...@snajpa.net> wrote: > Hello, > > is there any way how to get CPU idle % of CT outside out of the CT? > > We were trying to figure this out from /proc/vz/vestat, first try was to > divide used/idle, but idle seems to be accounted for all available > hwnode CPUs and used seems to be accounted for CPUs available to the CT; > in the end it was giving a pretty reasonable numbers in low CPU load > situations, but when the CT was maxing out its available CPUs, we were > getting 100+% CPU load. > > Next thing we've tried is to look into user,nice and system values, but > there is no idle nor total number of available jiffies to compare to. > > Another thing we've tried is to read /proc/stat from outside of the CT, > but that is a problem, since ve->veid is 0 when running a process to > read out /vz/root/<veid>/proc/stat. > > Solution of a last resort seems to be to run mpstat (or equivalent) > inside of the CT via vzctl exec and watch its output. But that gives me > hundreds of unnecessary running processes - I need to monitor hundreds > of CTs per hwnode. That's kind of a pain :) > > Is there any better way to do this or what am I doing wrong? > > Our kernel is 042stab092.2. > > - snajpa > _______________________________________________ > Users mailing list > Users@openvz.org > https://lists.openvz.org/mailman/listinfo/users _______________________________________________ Users mailing list Users@openvz.org https://lists.openvz.org/mailman/listinfo/users