On 10-07-29 10:28, Sunil Mushran wrote: > On 07/28/2010 08:08 PM, Wengang Wang wrote: > > > >>One case I can see happening is if the journal op fail (say commit > >>triggered by downconvert). In that case, the fs will fence the box. > >> > >>Do you have a specific example? > >I have no good example, but just thinking about this case: > > > >A two nodes HA cluster, node A is active and node B is backup. > >If the non-hb device fails on node A, since no failover will happen in this > >case, the app will keep getting the EIOs on the active node. User maybe > >complain with that? With lhb, node A will be restarted and failover will > >happen > >so that user app won't keep getting EIOs. > > > >Or all nodes are active nodes, but they all get EIOs since no fence in this > >case. > > > >It is just a question, not a big problem for the helpful ghb :) > > > > o2hb is meant only for ocfs2. If one wants app failover, then one > can use clusterware or rgmanager or pacemaker. Or one can hand > craft app failover on ocfs2 using dlmfs. I know users that are doing so.
OK. thanks! regards, wengang. _______________________________________________ Ocfs2-devel mailing list [email protected] http://oss.oracle.com/mailman/listinfo/ocfs2-devel
