On Mon, Apr 04, 2011 at 02:00:26PM +0200, Alain.Moulle wrote: > OK that's clear, but it sounds a little risky too to increase this > parameter ?
That depends on the resources you run. Unfortunately, there's no way (yet) to assign "weight" to resources. BTW, you don't need to increase it if you can leave with these warning messages. It may take a while longer to start all resources. YMMV. > By the way I'm working with corosync, not heartbeat, so do you think it is > all the same "tunable" ? It should be. But that really depends on the vendor. Thanks, Dejan > Thanks > Alain > > Hi, > > > > On Mon, Apr 04, 2011 at 08:32:10AM +0200, Alain.Moulle wrote: > > > >> Hi > >> > >> I got a strange message about "... max_child_count (4) reached, > >> postponing execution of operation stop ..." on a resource. > >> > >> What is the meaning of this max_child_count ? > >> > > > > lrmd (the local resource manager) won't run more than this > > number of resource operations in parallel. It's a mechanism to > > prevent placing too much load on the node. As soon as one of the > > operation finishes, the next one in the queue is started. > > > > > >> Is it possible to tune it ? > >> How can it be tuned ? with regard with which items ? nb of resources > >> configured ? anything else ? > >> > > > > Yes, by setting LRMD_MAX_CHILDREN in /etc/sysconfig/pacemaker in > > SUSE distributions (SLES or OpenSUSE). Don't know if init > > scripts of other distributions have this option. I think you'll > > need the latest Heartbeat (if you're running heartbeat and not > > corosync). Note that this is a per-node setting. > > > > Thanks, > > > > Dejan > > > > > >> Thanks a lot. > >> Alain > >> _______________________________________________ > >> Linux-HA mailing list > >> [email protected] > >> http://lists.linux-ha.org/mailman/listinfo/linux-ha > >> See also: http://linux-ha.org/ReportingProblems > >> > > _______________________________________________ > > Linux-HA mailing list > > [email protected] > > http://lists.linux-ha.org/mailman/listinfo/linux-ha > > See also: http://linux-ha.org/ReportingProblems > > > > > > > > _______________________________________________ > Linux-HA mailing list > [email protected] > http://lists.linux-ha.org/mailman/listinfo/linux-ha > See also: http://linux-ha.org/ReportingProblems _______________________________________________ Linux-HA mailing list [email protected] http://lists.linux-ha.org/mailman/listinfo/linux-ha See also: http://linux-ha.org/ReportingProblems
