[Pacemaker] group depending on clones restarting unnescessary

[Vadym Chepkov]

On Aug 26, 2011, at 2:24 PM, Michael Schwartzkopff wrote:

> Hi,
> 
> I set up HA NFS Server according to the HOWTO from linbit. Basically it is a 
> clone of the NFS server and a clone of the root filesystem. A group of the 
> Filesystem, the exportfs and the ip address depends on a DRBD and the root-
> exportfs clone.
> 
> See below for the configuration.
> 
> Lets say, the group run in node A and I put node B into standby everything 
> looks good. But when I set node B online again the NFS-group  restarts 
> although it runs on node A where which is not touched by the restart of the 
> second half of the clone.
> 
> Any explanation? I tried to set the clone interleave and non-globally-uniq, 
> but nothing helps.
> 
> Thanks for any hints.

How about :

order ord_Root_NFS 0: cloneExportRoot groupNFS

> 
> --- config
> 
> primitive resDRBD ocf:pacemaker:Stateful
> primitive resExportHome ocf:pacemaker:Dummy
> primitive resExportRoot ocf:pacemaker:Dummy
> primitive resFilesystem ocf:pacemaker:Dummy
> primitive resIP ocf:pacemaker:Dummy
> primitive resNFSServer ocf:pacemaker:Dummy
> group groupNFS resFilesystem resExportHome resIP
> ms msDRBD resDRBD
> clone cloneExportRoot resExportRoot \
> 	meta interleave="true" globally-uniq="false"
> clone cloneNFSServer resNFSServer \
> 	meta interleave="true" globally-uniq="false"
> colocation col_NFS_DRBD inf: groupNFS:Started msDRBD:Master
> colocation col_NFS_Root inf: groupNFS cloneExportRoot
> order ord_DRBD_NFS inf: msDRBD:promote groupNFS:start
> order ord_Root_NFS inf: cloneExportRoot groupNFS
> 
> ---
> 
> system: fedora 15 with pacemaker 1.1.5
> 
> -- 
> Dr. Michael Schwartzkopff
> Guardinistr. 63
> 81375 München
> 
> Tel: (0163) 172 50 98
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