On 13 Mar 2014, at 11:44 pm, Attila Megyeri <amegy...@minerva-soft.com> wrote:
> Hello, > >> -----Original Message----- >> From: Jan Friesse [mailto:jfrie...@redhat.com] >> Sent: Thursday, March 13, 2014 10:03 AM >> To: The Pacemaker cluster resource manager >> Subject: Re: [Pacemaker] Pacemaker/corosync freeze >> >> ... >> >>>>>> >>>>>> Also can you please try to set debug: on in corosync.conf and paste >>>>>> full corosync.log then? >>>>> >>>>> I set debug to on, and did a few restarts but could not reproduce >>>>> the issue >>>> yet - will post the logs as soon as I manage to reproduce. >>>>> >>>> >>>> Perfect. >>>> >>>> Another option you can try to set is netmtu (1200 is usually safe). >>> >>> Finally I was able to reproduce the issue. >>> I restarted node ctsip2 at 21:10:14, and CPU went 100% immediately (not >> when node was up again). >>> >>> The corosync log with debug on is available at: >>> http://pastebin.com/kTpDqqtm >>> >>> >>> To be honest, I had to wait much longer for this reproduction as before, >> even though there was no change in the corosync configuration - just >> potentially some system updates. But anyway, the issue is unfortunately still >> there. >>> Previously, when this issue came, cpu was at 100% on all nodes - this time >> only on ctmgr, which was the DC... >>> >>> I hope you can find some useful details in the log. >>> >> >> Attila, >> what seems to be interesting is >> >> Configuration ERRORs found during PE processing. Please run "crm_verify -L" >> to identify issues. >> >> I'm unsure how much is this problem but I'm really not pacemaker expert. > > Perhaps Andrew could comment on that. Any idea? Did you run the command? What did it say?
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