On 29/08/15 02:30 PM, Jorge Fábregas wrote: > Hi, > > For an active/passive cluster, using a non-cluster filesystem like ext3 > over LVM (using cLVM & DLM), would you:
No need for clustered LVM, only the active node should see the PV. When the passive takes over, after connecting to the PV, it should do a pvscan -> vgscan -> lvscan before mounting the FS on the LV. Keep you cluster simple; remove everything not needed. > - include the VG activation in the same cloned group that hosts cLVM & > DLM? (top of screenshot) so that in both nodes the VG is activated (even > though this is not a cluster-filesystem so there's no need to have the > VG activated on both sides simultaneously)? > > or > > - do you create a separate group with the VG activation (LVM resource) > and tie it with the Filesystem resource? (bottom of screenshot). This > makes more sense to me since the VG only needs to be activated where the > filesystem is going to be mounted. > > Here's my screenshot: > > http://oi60.tinypic.com/10pn9n6.jpg > > I belive this last one is THE way to go for such setup (active/passive) > but I'm wondering why I have seen examples online with the first case. > Maybe I'm missing something. > > Thanks! > Jorge > > _______________________________________________ > Users mailing list: [email protected] > http://clusterlabs.org/mailman/listinfo/users > > Project Home: http://www.clusterlabs.org > Getting started: http://www.clusterlabs.org/doc/Cluster_from_Scratch.pdf > Bugs: http://bugs.clusterlabs.org > -- Digimer Papers and Projects: https://alteeve.ca/w/ What if the cure for cancer is trapped in the mind of a person without access to education? _______________________________________________ Users mailing list: [email protected] http://clusterlabs.org/mailman/listinfo/users Project Home: http://www.clusterlabs.org Getting started: http://www.clusterlabs.org/doc/Cluster_from_Scratch.pdf Bugs: http://bugs.clusterlabs.org
