[ClusterLabs] Virtual Domain live migration fails
andrew at beekhof.net
Sun May 17 22:57:50 EDT 2015
> On 11 May 2015, at 1:51 am, Abdallah Jabbour <abdjbr at gmail.com> wrote:
> Hello ,
> i have setup Pacemaker along with CMAN , the cluster is up and all nodes ( 2 ) are online , i added virtual domain :
> primitive OpenLDAPServerVM VirtualDomain \
> params config="/Cloud/definitions/OpenLDAPServer.xml" hypervisor="qemu:///system" migration_transport=ssh \
> meta allow-migrate=true target-role=Started \
> op start interval=0 timeout=120s \
> op stop interval=0 timeout=120s \
> op monitor interval=10s timeout=30s depth=0
> the status of the cluster
> Last updated: Sun May 10 13:39:53 2015
> Last change: Sat May 9 13:25:28 2015
> Stack: cman
> Current DC: KVMNode02 - partition with quorum
> Version: 1.1.11-97629de
> 2 Nodes configured
> 3 Resources configured
> Online: [ KVMNode01 KVMNode02 ]
> fence_KVMNode01_xvm (stonith:fence_xvm): Started KVMNode01
> fence_KVMNode02_xvm (stonith:fence_xvm): Started KVMNode02
> OpenLDAPServerVM (ocf::heartbeat:VirtualDomain): Started KMNode01
> when live migrating OpenLDAP Guest , the Guest OS is shutdown and started on the second Node , the Node disk image reside on a shared clustered storage using DRBD .
> live migration commend :
> crm resource migrate OpenLDAPServerVM KVMNode02
“migrate” in this context does not automatically imply live migration.
a more accurate term would be “move” because it will normally do a stop+start cycle.
having said that, you do have allow-migrate=true… so it should work
crm_report covering the time just before and after the migrate command?
> i get " unknown error " in the status output of "crm status" command .
> i have tested live migration from virsh shell on the same Guest machine , the Guest is NOT shutdown as it happen when migrating using pacemaker migration .
> please help
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