[Ocfs2-users] Not able to mount ocfs2 volume on remote node

[Marcos E. Matsunaga]

You can try iscsi or drbd if it is only sharing among 2 nodes. I've
never used drbd, but there are some users in the list that are
experienced and I believe will jump in to help in case you choose to use it.


Regards,

Marcos Eduardo Matsunaga

Oracle USA
Linux Engineering

“The statements and opinions expressed here are my own and do not
necessarily represent those of Oracle Corporation.”


On 03/20/2010 09:12 PM, Murtaza Doctor wrote:
> You are right Marcos. I am trying to share a local disk of node
> rashida1 on the ocfs2 cluster.
> I dont have access to SAN, so is there any other way out to share a
> local disk on ocfs2.
>
> Thanks,
> Murtaza.
>  
>
> On Sun, Mar 21, 2010 at 6:51 AM, Marcos E. Matsunaga
> <Marcos.Matsunaga at oracle.com <mailto:Marcos.Matsunaga at oracle.com>> wrote:
>
>     Before ocfs2. Can both nodes see the same volume? Does the command
>     "mounted.ocfs2 -d" on both nodes show the same volume?
>
>     I believe you are using a local disk on rashida1 that rashida2
>     can't see.
>
>     For ocfs2 to work, all nodes in the cluster must be able to have
>     full access to the physical shared disk.
>
>     Regards,
>
>     Marcos Eduardo Matsunaga
>
>     Oracle USA
>     Linux Engineering
>
>     “The statements and opinions expressed here are my own and do not
>     necessarily represent those of Oracle Corporation.”
>         
>
>
>     On 03/20/2010 06:04 PM, Murtaza Doctor wrote:
>>     Hi,
>>
>>     I have installed and configured ocfs2 as per the given guidelines
>>     on two nodes.
>>     The output of the service status of o2cb and ocfs2 is as under:
>>
>>     Node: rashida1
>>     --------------------------------------------------
>>     [root at rashida1 ~]# service o2cb status
>>     Driver for "configfs": Loaded
>>     Filesystem "configfs": Mounted
>>     Driver for "ocfs2_dlmfs": Loaded
>>     Filesystem "ocfs2_dlmfs": Mounted
>>     Checking O2CB cluster testcluster: Online
>>     Heartbeat dead threshold = 31
>>     ��Network idle timeout: 30000
>>     ��Network keepalive delay: 2000
>>     ��Network reconnect delay: 2000
>>     Checking O2CB heartbeat: Active
>>     [root at rashida1 ~]# service ocfs2 status
>>     Configured OCFS2 mountpoints: �oracle
>>     Active OCFS2 mountpoints: �/oracle
>>     --------------------------------------------------
>>
>>     Node: rashida2
>>     --------------------------------------------------
>>     [root at rashida2 ~]# service o2cb status
>>     Driver for "configfs": Loaded
>>     Filesystem "configfs": Mounted
>>     Driver for "ocfs2_dlmfs": Loaded
>>     Filesystem "ocfs2_dlmfs": Mounted
>>     Checking O2CB cluster testcluster: Online
>>     Heartbeat dead threshold = 31
>>     ��Network idle timeout: 30000
>>     ��Network keepalive delay: 2000
>>     ��Network reconnect delay: 2000
>>     Checking O2CB heartbeat: Not active
>>     [root at rashida2 ~]# service ocfs2 status
>>     --------------------------------------------------
>>     Verified that the two nodes are able to communicate on port 7777.
>>     I formatted a volume /dev/sdb on node rashida1 as ocfs2 with
>>     module type as cluster.
>>     After mounting the volume on local node (rashida1), it is
>>     available on local node, but not visible on the remote node
>>     (rashida2).
>>
>>     Node: rashida1
>>     -------------------------------------
>>     [root at rashida1 ~]# mounted.ocfs2 -f
>>     Device � � � � � � � �FS � � Nodes
>>     /dev/sdb � � � � � � �ocfs2 �rashida1
>>     --------------------------------------
>>
>>     Node: rashida2
>>     -------------------------------------
>>     [root at rashida2 ~]# mounted.ocfs2 -f
>>     Device � � � � � � � �FS � � Nodes
>>     --------------------------------------
>>
>>     Why is the volume /dev/sdb of rashida1 not visible on node rashida2?
>>
>>     Request help to resolve this issue.
>>
>>     Thanks and Regards,
>>     Murtaza Doctor.
>>
>>
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>
>
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