Atin Mukherjee
2015-Oct-12 14:29 UTC
[Gluster-users] Impact on GlusterD with multi threaded e-poll support - Workaround for GlusterD crash
On 10/12/2015 07:09 PM, Ivan Rossi wrote:> Atin, > Does the fix apply to the following bug report too? > > https://bugzilla.redhat.com/show_bug.cgi?id=1270207At the look of it, I would say yes. But we would need to analyze it in detail to double confirm.> > 2015-10-11 8:08 GMT+02:00 Atin Mukherjee <amukherj at redhat.com>: >> Folks, >> >> We've been noticing few GlusterD crashes in 3,7.x releases due to >> enabling of multi threaded e-poll support in GlusterD. >> >> As a work around you could add an entry "option event-threads 1" in >> /etc/glusterfs/glusterd.vol and restart GlusterD service. We plan to >> have this configuration change in 3.7.6 and we will revert this once we >> get to the RCA of these crashes. >> >> Note : Setting 'event-threads' to 1 for glusterd's epoll subsystem >> doesn't work well with ping-timer being enabled especially for >> volume-snapshot commands. In this case if you happen to see volume >> snapshot commands failing, you would need to update the ping-timeout >> value to 0. >> >> Thanks, >> Atin >> _______________________________________________ >> Gluster-users mailing list >> Gluster-users at gluster.org >> http://www.gluster.org/mailman/listinfo/gluster-users >