[ClusterLabs] Live migrate a VM in a cluster group

Andrei Borzenkov arvidjaar at gmail.com
Mon May 28 00:03:24 EDT 2018

28.05.2018 05:50, Jason Gauthier пишет:
> Greetings,
>  I've set up a cluster intended for VMs.  I created a VM, and have
> been pretty pleased with migrating it back and forth between the two
> nodes.  Now, I am also using the VNC console, which requires listening
> on port 59xx.  Of course, once the machine is migrated the IP to
> access the VNC console is different.
> So, I thought I would be clever and create a cluster IP address.  I
> did, and as a stand alone resource it migrates between nodes
> perfectly.  I then put these two primitives into a group.
> When I try to migrate the group nothing happens.
> There aren't any cluster errors, and the logs do not give me any kind
> of indication of error either.

"migrate" is ambiguous here - it may mean moving resource or
live-migrating VM. Show exact command(s) you use and logs related to
theses commands.

> I'm wondering if this is even something I should expect to work. I
> would certainly like it to.
> Here's the relevant config:
> primitive p_Calibre VirtualDomain \
>         params config="/vms/Calibre/Calibre.xml"
> hypervisor="qemu:///system" migration_transport=ssh \
>         meta allow-migrate=true \
>         op start timeout=120s interval=0 \
>         op stop timeout=120s interval=0 \
>         op monitor timeout=30 interval=10 depth=0 \
>         utilization cpu=2 hv_memory=8192
> primitive p_CalibreVNC IPaddr2 \
>         params ip= cidr_netmask=24 nic=br10 \
>         op monitor interval=10s
> group g_Calibre p_CalibreVNC p_Calibre \
>         meta target-role=Started
> location cli-prefer-g_Calibre g_Calibre role=Started inf: alpha
> location cli-prefer-p_Calibre p_Calibre role=Started inf: beta
> location cli-prefer-p_CalibreVNC p_CalibreVNC role=Started inf: beta
> Any help is appreciated.
> Jason
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