On Tue, May 28, 2024 at 12:34 PM Александр Руденко <a.rud...@gmail.com> wrote:
> Andrei, thank you! > > I tried to find node's scores and have found location constraints for > these 3 resources: > > pcs constraint > Location Constraints: > Resource: fsmt-28085F00 > Enabled on: > Node: vdc16 (score:INFINITY) (role:Started) > Resource: fsmt-41CC55C0 > Enabled on: > Node: vdc16 (score:INFINITY) (role:Started) > Resource: fsmt-A7C0E2A0 > Enabled on: > Node: vdc16 (score:INFINITY) (role:Started) > > but, I can't understand how these constraints were set. Can it be defined > by pacemaker in some conditions or it's only manual configuration? > Interesting: Didn't have that mail when I just answered you previous. Anyway - the constraints are probably leftovers from deliberately moving resources from ne node to another before using pcs commands. iirc there is meanwhile a way how pcs removes them automatically. Klaus > > BTW, how can I see the node's score? > > вт, 28 мая 2024 г. в 11:59, Andrei Borzenkov <arvidj...@gmail.com>: > >> On Tue, May 28, 2024 at 11:39 AM Александр Руденко <a.rud...@gmail.com> >> wrote: >> > >> > Hi! >> > >> > I can't understand this strange behavior, help me please. >> > >> > I have 3 nodes in my cluster, 4 vCPU/8GB RAM each. And about 70 groups, >> 2 resources in each group. First one resource is our custom resource which >> configures Linux VRF and second one is systemd unit. Everything works fine. >> > >> > We have next defaults: >> > pcs resource defaults >> > Meta Attrs: rsc_defaults-meta_attributes >> > resource-stickiness=100 >> > >> > When I shutdown pacemaker service on NODE1, all the resources move to >> NODE2 and NODE3, it's okay. But when I start pacemaker service on NODE1, 3 >> of 70 groups move back to NODE1. >> > But I expect that no one resource will be moved back to NODE1. >> > >> > I tried to set resource-stickiness=100 exactly for these 3 groups, but >> it didn't help. >> > >> > pcs resource config fsmt-41CC55C0 >> > Group: fsmt-41CC55C0 >> > Meta Attrs: resource-stickiness=100 >> > ... >> > >> > Why are these 3 resource groups moving back? >> > >> >> Because NODE1 score is higher than NODE2 score + 100. E.g. NODE1 score >> may be infinity. >> _______________________________________________ >> Manage your subscription: >> https://lists.clusterlabs.org/mailman/listinfo/users >> >> ClusterLabs home: https://www.clusterlabs.org/ >> > _______________________________________________ > Manage your subscription: > https://lists.clusterlabs.org/mailman/listinfo/users > > ClusterLabs home: https://www.clusterlabs.org/ >
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