On 05/04/2013, at 3:24 AM, Jerome BRUSQ <[email protected]> wrote:
> Hi all, > I’m starting using Pacemaker and Corosync, and I find it very nice, it’s a > very good tool ! > > I have create a cluster (2 nodes), and pacemaker monitors a group of 3 > resources : > - a custom service (lsb script), that starts 2 processes ( 1 application + 1 > archiving ) > - a gateway (ocf:pacemaker:ping) > - a virtual interface (ocf:heartbeat:IPAddres) > > For my custom service I set : > Migration-threshold=3 > Failure-timeout=500 > > That is working well, after 3 failures, the group is moving to the other node. > > My problem: > > Context : The resources are running on node1. My process (launched by my > custom lsb script) is archiving on a NAS. > > My custom service status is KO (archiving process is KO because the NAS is > full for example), pacemaker tries to restart 3 times my service .. and > finally move the group on node2. -> normal behavior > > Unfortunately, node2 uses the same NAS. So, pacemaker tries to restart 3 > times my service and move back to node 1… > Etc etc … > > Questions : > - Is there a way to prevent switching back again and again ( in my > example, even if archiving processes are KO, application process is OK, so I > would like application process still being up). > The behavior I am looking for is : after moving resources to node 2 , do not > authorize any migration for the next hour (even if node 2 has a failure) … Try setting Failure-timeout=0 for the custom service. Any failures will need to be cleared out manually and the service will no longer be able to run after exhausting all available nodes. > > Thanks for your help > > jerome > > > > > > _______________________________________________ > Pacemaker mailing list: [email protected] > http://oss.clusterlabs.org/mailman/listinfo/pacemaker > > Project Home: http://www.clusterlabs.org > Getting started: http://www.clusterlabs.org/doc/Cluster_from_Scratch.pdf > Bugs: http://bugs.clusterlabs.org _______________________________________________ Pacemaker mailing list: [email protected] http://oss.clusterlabs.org/mailman/listinfo/pacemaker Project Home: http://www.clusterlabs.org Getting started: http://www.clusterlabs.org/doc/Cluster_from_Scratch.pdf Bugs: http://bugs.clusterlabs.org
