Hi Jake, On Jun 27, 2012, at 4:42 PM, Jake Smith wrote:
> ----- Original Message ----- >> From: "Prakash Velayutham" <prakash.velayut...@cchmc.org> >> To: "The Pacemaker cluster resource manager" <pacemaker@oss.clusterlabs.org> >> Sent: Wednesday, June 27, 2012 4:06:39 PM >> Subject: Re: [Pacemaker] Time-based resource stickiness not working cleanly >> >> I created a simple IPaddr2 resource for this testing. >> >> 1. I can confirm that this resource (with just a location preference >> constraint and nothing else) does not get restarted when a node >> reboots. So must be something with the clone/group resources. Not >> sure how to debug right now. > > Not sure but maybe something to do with interleave/ordered in the clone > definition? > http://www.clusterlabs.org/doc/en-US/Pacemaker/1.1/html/Pacemaker_Explained/ch10s02s02.html > > You should try what Phil said and create a dummy primitive and clone that > then test and see if the cloned dummy exhibits the same issues as the problem > ones. Yes, I will, in a short while. Will report back how it goes. > >> 2. I have a time-based rule which prevents any resource in the >> cluster from going back to the preferred node between 7am and 3pm, >> monday through friday. >> I can confirm that in my setting this does not work reliably. >> The resource fails over to the non-preferred node, but stays >> there >> even if the current time is outside of the core business hours. >> If I manually stop and start the resource, then it respects the >> location preference and goes to the preferred node. >> I have the cluster-recheck-interval set to 1min. > > I didn't see/look at your config but that sounds like a score problem between > stickiness/clone score/rule value. If you have a working time-based rule at your site that you are willing to share (after deidentifying that is), that will be much appreciated. > > HTH > > Jake Thanks, Prakash > >> >> Thanks, >> Prakash >> >> On Jun 27, 2012, at 3:01 PM, Velayutham, Prakash wrote: >> >>> I am all for testing, but looks like our database person wants this >>> completed now. I will test this in our dev. environment soon. >>> >>> Thanks, >>> Prakash >>> >>> On Jun 27, 2012, at 2:44 PM, Phil Frost wrote: >>> >>>> On 06/27/2012 02:33 PM, Velayutham, Prakash wrote: >>>>> and the cluster works fine, except that when the fenced >>>>> (STONITHed) node comes back up and joins the cluster, all >>>>> resources (including the one that is running in its preferred >>>>> location) gets restarted. >>>>> >>>>> This is annoying and I am trying to find out why this is. I >>>>> started another thread for that exact issue this morning and I >>>>> have shared the relevant portions of my CIB there. Please let me >>>>> know if you see anything there that could cause this. >>>> >>>> Your best approach is probably to simplify the configuration as >>>> much as you can. Eliminate any resources or constraints that >>>> aren't necessary to demonstrate the problem, and use >>>> ocf:pacemaker:Dummy and ocf:pacemaker:Stateful resources instead >>>> of the real ones. In simplifying the configuration, you may >>>> discover a mistake. If not, you will have something that doesn't >>>> take so much time to consider, so more people will be willing to >>>> help you. >>>> >>>> Also, play with crm_simulate. >>>> >>>> Also see my previous response about a similar problem I had, and a >>>> suspected bug that may be affecting you. If you can independently >>>> confirm the bug, after working out a minimal test case as above, >>>> it's more likely someone will fix it. >>> >>> _______________________________________________ >>> Pacemaker mailing list: Pacemaker@oss.clusterlabs.org >>> 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: Pacemaker@oss.clusterlabs.org >> 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: Pacemaker@oss.clusterlabs.org > 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: Pacemaker@oss.clusterlabs.org 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
