On Thu, 2006-08-17 at 18:00 +0200, Peter Kjellström wrote: > On Thursday 17 August 2006 17:35, Marek Dabrowski wrote: > > I found probabyl reason of my problems... Two minutes ago I rebooted > > second node. Load on first node decresed from 10 to 2.01. Rebooted node > > have load 0.29 now. But question "why" that is happening is still open. > > I say it's time to bring out the big hammer.. oprofile. > > rough guide: > * install the following rpms: oprofile kernel-smp-devel kernel-debuginfo > * opcontrol --setup --vmlinux=/path/to/vmlinux/from/debuginfo-rpm > when in abnormal state: > opcontrol --start ; sleep a bit ; opcontrol --shutdown > opreport -l -p /lib/modules/$(uname -r)/kernel | head -n 15 > > That should give you the top most consumers of processor time and hopefully > some clues :-) > > While you're at it, run vmstat for a few seconds and study the first two > columns. > > /Peter (who likes big hammers, everything's a nail!!) > hmmmm ... the title of this message does not look good :) ... I though for sure this was some serious SPAM :) -------------- next part -------------- A non-text attachment was scrubbed... Name: signature.asc Type: application/pgp-signature Size: 189 bytes Desc: This is a digitally signed message part URL: <http://lists.centos.org/pipermail/centos/attachments/20060817/47dbb151/attachment-0005.sig>