[ClusterLabs] [EXT] Question: How can i group 2 resources together

Ben .T.George bentech4you at gmail.com
Thu Feb 11 03:48:43 EST 2021


HI

yes, that's what I meant, both resources on the same node.

On Thu, Feb 11, 2021 at 11:39 AM Ulrich Windl <
Ulrich.Windl at rz.uni-regensburg.de> wrote:

> >>> "Ben .T.George" <bentech4you at gmail.com> schrieb am 10.02.2021 um
> 20:28 in
> Nachricht
> <CA+C_GOVfVM10JGYUOueZPateNSOzjbFrHyuyYcWjF8HSJ88snw at mail.gmail.com>:
> > HI
> >
> > i have 2 resources and i would like configure in such a way that both
> > should always run from same node,
>
> "from" == "on"?
>
> see "colocation" constraints.
>
> >
> > also is it safe to give below values for 2 node cluster:
> >
> > pcs resource defaults migration-threshold=1
> > pcs property set no-quorum-policy=ignore
> >
> >
> > below is my pcs config:
> > ---------------------------------------------
> > Cluster Name: EMS
> > Corosync Nodes:
> >  zkwemsapp01.example.com zkwemsapp02.example.com
> > Pacemaker Nodes:
> >  zkwemsapp01.example.com zkwemsapp02.example.com
> >
> > Resources:
> >  Group: ems_rg
> >   Resource: ems_vip (class=ocf provider=heartbeat type=IPaddr2)
> >    Attributes: cidr_netmask=24 ip=10.96.11.39
> >    Meta Attrs: resource-stickiness=1
> >    Operations: monitor interval=30s (ems_vip-monitor-interval-30s)
> >                start interval=0s timeout=20s (ems_vip-start-interval-0s)
> >                stop interval=0s timeout=20s (ems_vip-stop-interval-0s)
> >   Resource: ems_app (class=systemd type=ems-app)
> >    Meta Attrs: resource-stickiness=1
> >    Operations: monitor interval=60 timeout=100
> (ems_app-monitor-interval-60)
> >                start interval=0s timeout=40s (ems_app-start-interval-0s)
> >                stop interval=0s timeout=40s (ems_app-stop-interval-0s)
> >
> > Stonith Devices:
> >  Resource: ems_vmware_fence (class=stonith type=fence_vmware_soap)
> >   Attributes: ip=10.151.37.110 password=gfghfghfghfghfgh
> > pcmk_host_map=zkwemsapp01.example.com:
> ZKWEMSAPP01;zkwemsapp02.example.com:ZK
> > WEMSAPP02
> > ssl_insecure=1 username=domain\redhat.fadmin
> >   Operations: monitor interval=60s
> (ems_vmware_fence-monitor-interval-60s)
> > Fencing Levels:
> >   Target: zkwemsapp01.example.com
> >     Level 1 - ems_vmware_fence
> >   Target: zkwemsapp02.example.com
> >     Level 1 - ems_vmware_fence
> >
> > Location Constraints:
> > Ordering Constraints:
> > Colocation Constraints:
> > Ticket Constraints:
> >
> > Alerts:
> >  No alerts defined
> >
> > Resources Defaults:
> >  resource-stickiness=1000
> > Operations Defaults:
> >  No defaults set
> >
> > Cluster Properties:
> >  cluster-infrastructure: corosync
> >  cluster-name: EMS
> >  dc-version: 2.0.2-3.el8-744a30d655
> >  have-watchdog: false
> >  last-lrm-refresh: 1612951127
> >  symmetric-cluster: true
> >
> > Quorum:
> >   Options:
> > ----------------------------------------------
> >
> > Regards,
> > Ben
>
>
>
>
>
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