[Gluster-users] unify and auto heal

[Trygve Hardersen]

Thanks, I'll try this.

Trygve

On Fri, Jun 26, 2009 at 2:02 PM, David Saez Padros <david at ols.es> wrote:

> Hi
>
> In our case the unify volume appears completly empty altough the
> disks have data, also the server log shows some lines about activating
> auto-heal but nothing happens, so we have build a script to populate
> the namespace, in our case we have a folder that contains a subfolder
> named 'namespace' and 6 subfolders named 1 to 6 where each one is a
> brick of the unify volume, then running this on the main folder
> populates the namespace and creates appropiate folders in all bricks:
>
> #!/bin/bash
>
> for disk in 1 2 3 4 5 6 ; do
> for file in `find $disk`; do
>        rel=${file#*/}
>        if test -d $file ; then
>                mkdir -p namespace/$rel
>                for dsk in 1 2 3 4 5 6 ; do
>                        mkdir -p $dsk/$rel
>                done
>        else
>                touch --reference=$file namespace/$rel
>        fi
> done
> done
>
>
>
>  Hi
>>
>> We have a similar problem. Our file system became unusable for some
>> reason. It seems to me like GlusterFS believes that files are present on
>> some nodes when they really are not. I want to try to regenerate the
>> namespace from the data that is actually present on the nodes.
>>
>> Does anyone have information about how that can be achieved? Somewhere I
>> read that:
>>
>> Namespace does not hold any crucial data, it is just like a cache. Infact
>> you can wipe our your namespace anytime and it will rebuild again.
>>
>> Thanks for your help
>>
>> Trygve Hardersen
>> Jotta AS
>>
>> On Tue, Jun 23, 2009 at 12:11 PM, David Saez Padros <david at ols.es<mailto:
>> david at ols.es>> wrote:
>>
>>    Hi
>>
>>    i have setup a unify volume using glusterfs 2.0.1 using several
>>    disks with existing data, but once mounted in the remote client
>>    the volume appears empty where it was suposed to auto-heal it's
>>    contents automatically, is there any way to automatically
>>    generate the namespace so existing data is visible to clients ?
>>
>>    --    Thanx & best regards ...
>>
>>    ----------------------------------------------------------------
>>      David Saez Padros                http://www.ols.es
>>      On-Line Services 2000 S.L.       telf    +34 902 50 29 75
>>    ----------------------------------------------------------------
>>
>>
>>
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>>
>>
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>
> --
> Salu-2 y hasta pronto ...
>
>
> ----------------------------------------------------------------
>   David Saez Padros                http://www.ols.es
>   On-Line Services 2000 S.L.       telf    +34 902 50 29 75
> ----------------------------------------------------------------
>
>
>
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