[Ocfs2-users] Unable to stop cluster as heartbeat region still active

[Laurentiu Gosu]

mounted.ocfs2 -d
Device                FS     Stack  UUID                              Label
/dev/mapper/volgr1-lvol0  ocfs2  o2cb   
0C4AB55FE9314FA5A9F81652FDB9B22D  ocfs2

mounted.ocfs2 -f
Device                FS     Nodes
/dev/mapper/volgr1-lvol0  ocfs2  ro02xsrv001

ro02xsrv001 = the other node in the cluster.

By the way, there is no /dev/md-2
  ls /dev/dm-*
/dev/dm-0  /dev/dm-1


On 10/19/2011 00:37, Sunil Mushran wrote:
> So it is not mounted. But we still have a hb thread because
> hb could not be stopped during umount. The reason for that
> could be the same that causes ocfs2_hb_ctl to fail.
>
> Do:
> mounted.ocfs2 -d
>
> On 10/18/2011 02:32 PM, Laurentiu Gosu wrote:
>> ls -lR /sys/kernel/debug/ocfs2
>> /sys/kernel/debug/ocfs2:
>> total 0
>>
>> ls -lR /sys/kernel/debug/o2dlm
>> /sys/kernel/debug/o2dlm:
>> total 0
>>
>> ocfs2_hb_ctl -I -d /dev/dm-2
>> ocfs2_hb_ctl: Device name specified was not found while reading uuid
>>
>> There is no /dev/dm-2 mounted.
>>
>>
>> On 10/19/2011 00:27, Sunil Mushran wrote:
>>> mount -t debugfs debugfs /sys/kernel/debug
>>>
>>> Then list that dir.
>>>
>>> Also, do:
>>> ocfs2_hb_ctl -l -d /dev/dm-2
>>>
>>> Be careful before killing. We want to be sure that dev is not mounted.
>>>
>>> On 10/18/2011 02:23 PM, Laurentiu Gosu wrote:
>>>> Again   the outputs:
>>>>  cat 
>>>> /sys/kernel/config/cluster/CLUSTER/heartbeat/918673F06F8F4ED188DDCE14F39945F6/dev
>>>> dm-2
>>>> --->here should be volgr1-lvol0 i guess?
>>>>
>>>> ls -lR /sys/kernel/debug/ocfs2
>>>> ls: /sys/kernel/debug/ocfs2: No such file or directory
>>>>
>>>> ls -lR /sys/kernel/debug/o2dlm
>>>> ls: /sys/kernel/debug/o2dlm: No such file or directory
>>>>
>>>> I think i have to enable debug first somehow..?
>>>>
>>>> Laurentiu.
>>>>
>>>> On 10/19/2011 00:17, Sunil Mushran wrote:
>>>>> What does this return?
>>>>> cat 
>>>>> /sys/kernel/config/cluster/CLUSTER/heartbeat/918673F06F8F4ED188DDCE14F39945F6/dev
>>>>>
>>>>> Also, do:
>>>>> ls -lR /sys/kernel/debug/ocfs2
>>>>> ls -lR /sys/kernel/debug/o2dlm
>>>>>
>>>>> On 10/18/2011 02:14 PM, Laurentiu Gosu wrote:
>>>>>> Here is the output:
>>>>>>
>>>>>> ls -lR /sys/kernel/config/cluster
>>>>>> /sys/kernel/config/cluster:
>>>>>> total 0
>>>>>> drwxr-xr-x 4 root root 0 Oct 19 00:12 CLUSTER
>>>>>>
>>>>>> /sys/kernel/config/cluster/CLUSTER:
>>>>>> total 0
>>>>>> -rw-r--r-- 1 root root 4096 Oct 19 00:12 fence_method
>>>>>> drwxr-xr-x 3 root root    0 Oct 19 00:12 heartbeat
>>>>>> -rw-r--r-- 1 root root 4096 Oct 19 00:12 idle_timeout_ms
>>>>>> -rw-r--r-- 1 root root 4096 Oct 19 00:12 keepalive_delay_ms
>>>>>> drwxr-xr-x 4 root root    0 Oct 11 20:23 node
>>>>>> -rw-r--r-- 1 root root 4096 Oct 19 00:12 reconnect_delay_ms
>>>>>>
>>>>>> /sys/kernel/config/cluster/CLUSTER/heartbeat:
>>>>>> total 0
>>>>>> drwxr-xr-x 2 root root    0 Oct 19 00:12 
>>>>>> 918673F06F8F4ED188DDCE14F39945F6
>>>>>> -rw-r--r-- 1 root root 4096 Oct 19 00:12 dead_threshold
>>>>>>
>>>>>> /sys/kernel/config/cluster/CLUSTER/heartbeat/918673F06F8F4ED188DDCE14F39945F6: 
>>>>>>
>>>>>> total 0
>>>>>> -rw-r--r-- 1 root root 4096 Oct 19 00:12 block_bytes
>>>>>> -rw-r--r-- 1 root root 4096 Oct 19 00:12 blocks
>>>>>> -rw-r--r-- 1 root root 4096 Oct 19 00:12 dev
>>>>>> -r--r--r-- 1 root root 4096 Oct 19 00:12 pid
>>>>>> -rw-r--r-- 1 root root 4096 Oct 19 00:12 start_block
>>>>>>
>>>>>> /sys/kernel/config/cluster/CLUSTER/node:
>>>>>> total 0
>>>>>> drwxr-xr-x 2 root root 0 Oct 19 00:12 ro02xsrv001
>>>>>> drwxr-xr-x 2 root root 0 Oct 19 00:12 ro02xsrv002
>>>>>>
>>>>>> /sys/kernel/config/cluster/CLUSTER/node/ro02xsrv001:
>>>>>> total 0
>>>>>> -rw-r--r-- 1 root root 4096 Oct 19 00:12 ipv4_address
>>>>>> -rw-r--r-- 1 root root 4096 Oct 19 00:12 ipv4_port
>>>>>> -rw-r--r-- 1 root root 4096 Oct 19 00:12 local
>>>>>> -rw-r--r-- 1 root root 4096 Oct 19 00:12 num
>>>>>>
>>>>>> /sys/kernel/config/cluster/CLUSTER/node/ro02xsrv002:
>>>>>> total 0
>>>>>> -rw-r--r-- 1 root root 4096 Oct 19 00:12 ipv4_address
>>>>>> -rw-r--r-- 1 root root 4096 Oct 19 00:12 ipv4_port
>>>>>> -rw-r--r-- 1 root root 4096 Oct 19 00:12 local
>>>>>> -rw-r--r-- 1 root root 4096 Oct 19 00:12 num
>>>>>>
>>>>>>
>>>>>>
>>>>>>
>>>>>> On 10/19/2011 00:12, Sunil Mushran wrote:
>>>>>>> ls -lR /sys/kernel/config/cluster
>>>>>>>
>>>>>>> What does this return?
>>>>>>>
>>>>>>> On 10/18/2011 02:05 PM, Laurentiu Gosu wrote:
>>>>>>>> Hi,
>>>>>>>> I have a 2 nodes ocfs2 cluster running UEK 2.6.32-100.0.19.el5,
>>>>>>>> ocfs2console-1.6.3-2.el5, ocfs2-tools-1.6.3-2.el5.
>>>>>>>> My problem is that all the time when i try to run 
>>>>>>>> /etc/init.d/o2cb stop
>>>>>>>> it fails with this error:
>>>>>>>>       Stopping O2CB cluster CLUSTER: Failed
>>>>>>>>       Unable to stop cluster as heartbeat region still active
>>>>>>>> There is no active mount point. I tried to manually stop the 
>>>>>>>> heartdbeat
>>>>>>>> with "ocfs2_hb_ctl -K -d /dev/mapper/volgr1-lvol0 ocfs2" (after 
>>>>>>>> finding
>>>>>>>> the refs number with "ocfs2_hb_ctl -I -d 
>>>>>>>> /dev/mapper/volgr1-lvol0 ").
>>>>>>>> But even if refs number is set to zero the "heartbeat region still
>>>>>>>> active" occurs.
>>>>>>>> How can i fix this?
>>>>>>>>
>>>>>>>> Thank you in advance.
>>>>>>>> Laurentiu.
>>>>>>>>
>>>>>>>>
>>>>>>>> _______________________________________________
>>>>>>>> Ocfs2-users mailing list
>>>>>>>> Ocfs2-users at oss.oracle.com
>>>>>>>> http://oss.oracle.com/mailman/listinfo/ocfs2-users
>>>>>>>
>>>>>>
>>>>>
>>>>
>>>
>>
>