[Ocfs2-users] Pb with ocfs2 & dlm on Fedora 13

[Sunil Mushran]

Is iptables running on node3? If so, stop it.

On 11/9/2010 3:42 PM, Alain.Moulle wrote:
> Hi Tao,
>
> yes , on the three nodes theMax Node Slots is 8
> echo 'stats'|debugfs.ocfs2 /dev/sdc1|grep Slots
> debugfs.ocfs2 1.4.3
> 	Max Node Slots: 8
> Regards,
> Alain
>
> Tao Ma a écrit :
>> Hi Alain,
>>
>> On 11/09/2010 04:49 PM, Alain.Moulle wrote:
>>    
>>>    Hi,
>>> The three cluster.conf are exactly the same on the 3 nodes.
>>> The errors messages are :
>>>
>>> -nodes1:
>>> 	o2net: accepted connection from node selfxl-5 (num 1) at
>>> 10.197.189.218:7777
>>> o2net: no longer connected to node selfxl-5 (num 1) at
>>> 10.197.189.218:7777
>>>
>>> -nodes2:
>>> 	(1457,1):o2net_connect_expired:1656 ERROR: no connection established
>>> with node 1 after 30.0 seconds, giving up and returning errors.
>>>
>>> Note that once a mount is refused for example on node3, if
>>> I umount the FS on node1 for example, then I can mount it
>>> on node3.
>>>      
>> Oh, so do you have enough slots for all these 3 nodes to mount?
>>
>> What's the output for the below command?
>> echo 'stats'|debugfs.ocfs2 /dev/sdx|grep Slots
>>
>> Regards,
>> Tao
>>    
>>> Note also that when the mound is refused for example on node3,
>>> I've check that this node3"pings"  successfully both other
>>> nodes on IP addr given in cluster.conf.
>>>
>>> Alain
>>>
>>>
>>>
>>>
>>> Tao Ma a écrit :
>>>      
>>>> Hi Alain,
>>>>
>>>> On 11/08/2010 11:08 PM, Alain.Moulle wrote:
>>>>
>>>>        
>>>>>     Hi,
>>>>>
>>>>> I have a problem on Fedora13 with releases :
>>>>> ocfs2  1.4.3-5.fc13.x86_64
>>>>> dlm_tool 3.0.17
>>>>>
>>>>> With a 3 nodes ocfs2 cluster, I can't mount FS on the three nodes at the same time
>>>>> but only on two nodes   among the 3 nodes  , whatever the two nodes are among the 3 nodes.
>>>>>
>>>>> The errors are :
>>>>> "(1475,0):o2net_connect_expired:1656 ERROR: no connection established
>>>>> with node 2 after 30.0 seconds, giving up and returning errors.
>>>>> (2175,0):dlm_request_join:1035 ERROR: status = -107
>>>>> (2175,0):dlm_try_to_join_domain:1209 ERROR: status = -107
>>>>> (2175,0):dlm_join_domain:1487 ERROR: status = -107
>>>>> (2175,0):dlm_register_domain:1753 ERROR: status = -107
>>>>> (2175,0):o2cb_cluster_connect:313 ERROR: status = -107
>>>>> (2175,0):ocfs2_dlm_init:2995 ERROR: status = -107
>>>>> (2175,0):ocfs2_mount_volume:1789 ERROR: status = -107
>>>>> ocfs2: Unmounting device (8,16) on (node 0)
>>>>> o2net: no longer connected to node selfxl-4 (num 0) at
>>>>> 10.197.189.204:7777
>>>>> o2net: connected to node selfxl-4 (num 0) at 10.197.189.204:7777
>>>>>
>>>>> It seems to be a lock management problem
>>>>> Is it an already known issue ?
>>>>> Is there an available patch ?
>>>>>
>>>>>          
>>>> It doesn't look like a dlm problem, but a network problem. ;)
>>>> So your first error is o2net_connect_expired.
>>>> So it seems that the 3rd node can't connect with node 2.
>>>> Could you please check the error message in node 2?
>>>>
>>>> btw, I would deem that the cluster.conf is the same among the 3 nodes,
>>>> and you you can connect to 7777(which is used by ocfs2) of node 2 from
>>>> node 3.
>>>>
>>>> Regards,
>>>> Tao
>>>>
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>>>>
>>>>
>>>>
>>>>        
>>
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>>
>>    
>
>
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