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</o:shapelayout></xml><![endif]--></head><body lang=DE link=blue vlink=purple><div class=WordSection1><p class=MsoNormal><span lang=EN-US>Hi to all,<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US>i have setup a drbd-based dual primary two node cluster with Pacemaker on opensuse 11.4 for testing.<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US>I have also setup drbd=>controld=>clvm=>lvm=>ocfs2 resources (all clones) and a samba+IP resource (primitive) . Fencing is done via UPS with two apcsmart resources.<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US>So far it seems to work. The resources come all up. I can access the samba share.<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US>Going in standby shutting down and restarting one of the nodes. Everything worked as expected.<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US>After this test i started testing failover functionality by powering off one node.<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US>After powering off one Node by pulling the power cable the hosted resources failed over to the remaining node (failover node). As expected<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US>The “failing” node get fenced by powering off the UPS, as expected.<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US>So far so good…..<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US>But when the “failing” node comes back online the drbd+ControlD resource came up. The controld depending resources (clvm=>lvm=ocfs2 etc.) on the failed and failover node stuck. Ending in failed status of the lvm-resource. None of the clvm depending resources comes up. And the previously functioning resources on the failover node are no longer accessible.<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US>Checking the status on the command line (on the failover node) shows that all lvm-specific command hang after the failed node tries to rejoin the Cluster.<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US>There are many howtos and my example is nearly identical.<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US>I have searched the web but did not found any hints.<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US>Is this behavior depending on wrong parameters?<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US>Is this behavior depending on the combination of the used Cluster components?<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US>Any help appreciated, thank you!<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US>Walid<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US>Used Software:<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US>Opensuse 11.4 x86_64<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US>Pacemaker 1.1.5<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US>Corosync 1.3.0<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US>Lvm2-clvm 2.02.67 <o:p></o:p></span></p><p class=MsoNormal><o:p> </o:p></p></div></body></html>