I found clustat report wrong information about rgmanager when a cluster is GULM.<br>I setup a 3-node cluster on RHEL4U5, with GULM. There are one failover domain, one resource and one service, just for testing.<br>I found clustat always report rgmanger is running after cluster is started.
<br>With the configuration with DLM, clustat report correctly.<br>node4 is lock server, and all nodes report the same inaccurate information.<br><br>Here is commands and report:<br><pre>node4:~# service ccsd start<br>Starting ccsd: [ OK ]
<br>node4:~# service lock_gulmd start<br>Starting lock_gulmd: [ OK ]<br>node4:~# clustat<br>msg_open: No route to host<br>Member Status: Quorate<br><br> Member Name Status
<br> ------ ---- ------<br> node4 Online, Local, rgmanager<br> node3 Online, rgmanager<br> node2 Online, rgmanager
<br><br>node4:~# clustat -x<br>msg_open: No route to host<br><?xml version="1.0"?><br><clustat version="4.1.1"><br> <quorum quorate="1" groupmember="1"/><br> <nodes>
<br> <node name="node4" state="1" local="1" estranged="0" rgmanager="1" nodeid="0xffff0000540610ac"/><br> <node name="node3" state="1" local="0" estranged="0" rgmanager="1" nodeid="0xffff0000530610ac"/>
<br> <node name="node2" state="1" local="0" estranged="0" rgmanager="1" nodeid="0xffff0000520610ac"/><br> </nodes><br></clustat><br>node4:~# service rgmanager status
<br>clurgmgrd is stopped<br>node4:~# service rgmanager start<br>Starting Cluster Service Manager: [ OK ]<br>node4:~# service rgmanager status<br>clurgmgrd (pid 17151 17150) is running...<br>node4:~# clustat -x
<br><?xml version="1.0"?><br><clustat version="4.1.1"><br> <quorum quorate="1" groupmember="1"/><br> <nodes><br> <node name="node4" state="1" local="1" estranged="0" rgmanager="1" nodeid="0xffff0000540610ac"/>
<br> <node name="node3" state="1" local="0" estranged="0" rgmanager="1" nodeid="0xffff0000530610ac"/><br> <node name="node2" state="1" local="0" estranged="0" rgmanager="1" nodeid="0xffff0000520610ac"/>
<br> </nodes><br> <groups><br> <group name="s1" state="119" state_str="disabled" owner="none" last_owner="none" restarts="0" last_transition="0" last_transition_str="Wed Dec 31 19:00:00 1969"/>
<br> </groups><br></clustat><br> <br>-----------------------------<br>Please note, first/seond clustat actually report an error: msg_open: No route to host<br>When the cluster is DLM, there is another msg printed:
<br>Resource Group Manager not running; no servie information available.<br><br>check rgmanager status, it is stopped. but report said rgmanager running on all nodes, and groupmember is set on.<br><br>is it supposed to be that?
<br>Any hint are very welcome.<br><br>Thanks,<br><br>Siman<br><br><br></pre>