[Gluster-users] how to recover a accidentally delete brick directory?

[weiyuanke]

thanks Shwetha.

you solved my problem!


---------------------------
韦远科
010 5881 3749
中国科学院 计算机网络信息中心





On 2013年11月28日, at 下午5:47, shwetha <spandura at redhat.com> wrote:

> Since the "trusted.glusterfs.volume-id" is not set on the bricks , the volume start will fail.
> 
> 1) Execute : "getfattr -e hex -n trusted.glusterfs.volume-id /opt/gluster_data/eccp_glance"  from any of the node which the brick process running. 
> 
> You will get the hex value of the "trusted.glusterfs.volume-id" extended attribute . Set this value on the bricks created (On the nodes where you deleted the bricks)
> 
> 2) setfattr -n trusted.glusterfs.volume-id -v <hex_value_of_the_trusted_glusterfs_volume-id> /opt/gluster_data/eccp_glance
> 
> 3) gluster volume start <volume_name> force  : To restart the brick process
> 
> 4) gluster volume status <volume_name> : Check all the brick process are started. 
> 
> 5) gluster volume heal <volume_name> full : To trigger self-heal on to the removed bricks. 
> 
> Shwetha
> On 11/28/2013 02:59 PM, weiyuanke wrote:
>> hi Shwetha,
>> 
>> 
>>  command "gluster volume start eccp_glance force" on the other node gives following:
>> 
>> 
>> with cli.log
>> 
>> 
>> on the damaged node，gluster volume start eccp_glance force gives:
>> 
>> 
>> 
>> 
>> 
>> ---------------------------
>> 韦远科
>> 010 5881 3749
>> 中国科学院 计算机网络信息中心
>> 
>> 
>> 
>> 
>> 
>> On 2013年11月28日, at 下午4:50, shwetha <spandura at redhat.com> wrote:
>> 
>>> 1) create the brick directory "/opt/gluster_data/eccp_glance" on the nodes where you deleted the directories. 
>>> 
>>> 2) From any of the storage node execute : 
>>> gluster volume start <volume_name> force  : To restart the brick process
>>> gluster volume status <volume_name> : Check all the brick process are started. 
>>> gluster volume heal <volume_name> full : To trigger self-heal on to the removed bricks.
>>> -Shwetha
>>> 
>>> On 11/28/2013 02:09 PM, 韦远科 wrote:
>>>> hi all,
>>>> 
>>>> I accidentally removed the brick directory of a volume on one node, the replica for this volume is 2.
>>>> 
>>>> now the situation is , there is no corresponding glusterfsd process  on this node, and 'glusterfs volume status' shows that the brick is offline, like this:
>>>> Brick 192.168.64.11:/opt/gluster_data/eccp_glance    N/A    Y    2513
>>>> Brick 192.168.64.12:/opt/gluster_data/eccp_glance    49161    Y    2542
>>>> Brick 192.168.64.17:/opt/gluster_data/eccp_glance    49164    Y    2537
>>>> Brick 192.168.64.18:/opt/gluster_data/eccp_glance    49154    Y    4978
>>>> Brick 192.168.64.29:/opt/gluster_data/eccp_glance    N/A    N    N/A
>>>> Brick 192.168.64.30:/opt/gluster_data/eccp_glance    49154    Y    4072
>>>> Brick 192.168.64.25:/opt/gluster_data/eccp_glance    49155    Y    11975
>>>> Brick 192.168.64.26:/opt/gluster_data/eccp_glance    49155    Y    17947
>>>> Brick 192.168.64.13:/opt/gluster_data/eccp_glance    49154    Y    26045
>>>> Brick 192.168.64.14:/opt/gluster_data/eccp_glance    49154    Y    22143
>>>> 
>>>> 
>>>> so are there ways to bring this brick back to normal?
>>>> 
>>>> thanks! 
>>>> 
>>>> 
>>>> -----------------------------------------------------------------
>>>> 韦远科 
>>>> 中国科学院 计算机网络信息中心
>>>> 
>>>> 
>>>> 
>>>> _______________________________________________
>>>> Gluster-users mailing list
>>>> Gluster-users at gluster.org
>>>> http://supercolony.gluster.org/mailman/listinfo/gluster-users
>>> 
>>> 
>> 
> 
> 

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