Hi!

I have a question on pacemaker: Can I have a ordering and location constraint 
between a primitive and an instance of a clone instance? I'm usure whether or 
how it works.

Background: If you have a cluster filesystem that is running on n nodes (maybe 
not all of your notes), and you want to run a virtual machine where a CFS is 
running and after the CFS is started. Likewise, if an instance of the clones 
CFS goes down, the dependent VM on that node should also go down.

If my CFS is "cln_cfs_VMs", and my VMs are like "prm_xen_s*", I tried:
colocation col_Xen_VMs_cfs inf: ( prm_xen_s01 prm_xen_s02 prm_xen_s03 
prm_xen_s04 prm_xen_s05 prm_xen_s06 prm_xen_s07 ) cln_cfs_VMs
order ord_cfs_VMs_Xen inf: cln_cfs_VMs ( prm_xen_s01 prm_xen_s02 prm_xen_s03 
prm_xen_s04 prm_xen_s05 prm_xen_s06 prm_xen_s07 )

The CFS is OCFS with ist own constraints:
order ord_DLM_O2CB inf: cln_DLM cln_O2CB
order ord_OCFS_fs inf: cln_O2CB ( cln_cfs_locks1 cln_cfs_VMs )

Is this too complex for CRM to handle, or did I simply make a mistake?

Regards,
Ulrich


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