On 02/09/2015 04:56 PM, Dejan Muhamedagic wrote: > Hi, > > On Fri, Feb 06, 2015 at 10:28:36AM +0500, Muhammad Sharfuddin wrote: >> pacemaker-1.1.11-0.7.53 >> corosync-1.4.7-0.19.6 >> >> resource 'app2' depends on 'app1', i.e without app1, app2 can't run. >> >> resource 'app1' is configured to run on node1, while app2 is >> configured to run on node2 via location rules. >> >> cluster is configured to never start the app2 atop node1. >> >> I don't want to run both the resources on node2 simultaneously. How >> can I configure the cluster to do not run >> the app2 on the node2 when cluster has to run the app1 atop >> node2(due to failure/unavailability of node1) > > Use a negative collocation constraint (probably with -inf) for > the two resources, that way the cluster will never collocate > them. > Yup I got this advise from Mr. Alain, and it works perfectly, thanks a lot.
colocation app1-app2-neverOnSameNode -inf: app1 app2 >You also need to make sure that app1 always has a higher > score than app2. > yes I have two location rules for this location app1-node1 app1 inf: node1 location app2-node2 app2 inf: node2 > > Thanks, > > Dejan > > >> Help me how can I achieve this. >> >> -- >> Regards, >> >> Muhammad Sharfuddin >> >> >> _______________________________________________ >> Linux-HA mailing list >> Linux-HA@lists.linux-ha.org >> http://lists.linux-ha.org/mailman/listinfo/linux-ha >> See also: http://linux-ha.org/ReportingProblems > _______________________________________________ > Linux-HA mailing list > Linux-HA@lists.linux-ha.org > http://lists.linux-ha.org/mailman/listinfo/linux-ha > See also: http://linux-ha.org/ReportingProblems > -- Regards, Muhammad Sharfuddin _______________________________________________ Linux-HA mailing list Linux-HA@lists.linux-ha.org http://lists.linux-ha.org/mailman/listinfo/linux-ha See also: http://linux-ha.org/ReportingProblems