[Gluster-users] question about replicate volume

[Ravishankar N]

On 02/24/2016 10:21 AM, songxin wrote:
>
>
> Before step 6, there are some files(a,b,c), that are created at step 5 
> , in the A brick when volume type is distribute.
> Should the files(a,b,c) in A brick be move to another directory before 
> step 6?
> And move back, after step 6, when the volume type is changed to replicate?
>
Not required. Only the newly added brick must be empty.

> Thanks,
> Xin
>
>
>
>
>
> 在 2016-02-24 12:42:39，"Ravishankar N" <ravishankar at redhat.com> 写道：
>
>     Hello,
>
>     On 02/24/2016 10:03 AM, songxin wrote:
>>     Hi,
>>     Thank you for answering my question. And I have another question
>>     to ask.
>>     If there has been some file(c, d, e) in the B node brick before
>>     step 6 as below.And the file c is diffetent with file c created
>>     in A mount poin.
>
>     Any new brick that you add to a volume has to be empty. It must
>     not contain data or be a brick that was  a part of another volume etc.
>     Hope that helps,
>     Ravi
>>
>>>     1.gluster peer probe 128.224.162.255  //run on A node
>>>     2.gluster volume create gv0
>>>     128.224.162.163:/data/brick/gv0 force                          
>>>               //run on A node
>>>     3.gluster volume start gv0  //run on A node
>>>     4.mount -t glusterfs 128.224.162.163:/gv0 gluster //run on A node
>>>     5.create some file(a,b,c) in directory gluster //run on A node
>>>     6.gluster volume add-brick gv0 replica 2
>>>     128.224.162.255:/data/brick/gv0 force  //run on A node
>>>     7.gluster volume heal gv0 info split-brain//run on A node
>>>     8.gluster volume heal gv0 info fulll //run on A node
>>     After step 7, should some split-brain entries be present?
>>     After step 8, should all files (a,b,c,d,e) will be replicate in
>>     volume gv0?
>>     If so, how the file c be replicated when the file c is different
>>     between A brick  and B brick?
>>
>>
>
>
>
>


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