It must be the same fragmentation issue that we've addressed in 1.6 and later.
Is this 1.4?

On 11/17/2011 08:45 AM, David wrote:
> Sunil, et al,
>
> The reason I needed to make this changed was because the ocfs2 partition, 
> which is 101G in size with 41G currently in use ran out of disk space even 
> though the OS was reporting 60G available.
>
> I had this issue once before and found that the node slot of that cluster was 
> set to 4 even though there were only 2 nodes in the cluster.  When i reduced 
> the node slots to 2 disk space was freed up.
>
> I made these changes to this cluster; reduced the node slots to 2 and 
> everything worked until this morning when the same error returned "No space 
> left on device".
>
> The OS is still showing available disk space but as the error suggests i 
> can't write to the partition.
>
> Any idea what could be happening?
>
> On 11/16/2011 05:45 PM, Sunil Mushran wrote:
>> Reducing node-slots frees up the journal and distributes the metadata
>> that that slot was tracking to the remaining slots. I am not aware of
>> any reason why there should be an impact.
>>
>> On 11/16/2011 03:07 PM, David wrote:
>>> I did read the man page for tunefs.ocfs2 but I didn't see anything 
>>> indicating what the impact to the fs would be when making a change to an 
>>> existing fs such as reducing the node slots.
>>>
>>> Anyway, thank you for the feedback, I was able to make the changes with no 
>>> impact to the fs.
>>>
>>> David
>>>
>>> On 11/16/2011 12:12 PM, Sunil Mushran wrote:
>>>> man tunefs.ocfs2
>>>>
>>>> It cannot be done in an active cluster. But it can be done without having 
>>>> to
>>>> reformat the volume.
>>>>
>>>> On 11/16/2011 10:08 AM, David wrote:
>>>>> I wasn't able to find any documentation that answers whether or not the
>>>>> number of nodes defined for a cluster,  can be reduced on an active
>>>>> cluster as seen via:
>>>>>
>>>>> tunefs.ocfs2 -Q "%B %T %N\n"
>>>>>
>>>>> Does anyone know if this can be done, or do I have to copy the data off
>>>>> of the fs, make the changes, reformat the fs and copy the data back?
>>>>>
>>>>> _______________________________________________
>>>>> Ocfs2-users mailing list
>>>>> Ocfs2-users@oss.oracle.com
>>>>> http://oss.oracle.com/mailman/listinfo/ocfs2-users
>>>>
>>


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