[Gluster-users] Is it ok to add a new brick with files already on it?

[Ryan Nix]

So Gluster, at its core, uses rsync to copy the data to the other bricks.
Why not let Gluster do the heavy lifting?

On Wed, Oct 15, 2014 at 7:35 PM, SINCOCK John <J.Sincock at fugro.com> wrote:

>
> In a related question... it seems, if it is possible to add filesystems
> already containing data, as new bricks, then it should also be possible to:
>
> 1) create empty bricks
> 2) add them to the gluster volume while they are empty
> 3) rsync data directly onto the underlying empty bricks, circumventing
> gluster, ie not through the gluster mountpoint
> 4) somehow get gluster to recognise the data that has been copied into the
> bricks?
>
> How would you go about getting gluster to see the data you've rsynced
> directly in?
> My concern would be that all the data rsynced directly onto the bricks
> will just sit there, invisible to glusterfs.
>
> Thanks again for any info!
>
>
> -----Original Message-----
> From: Franco Broi [mailto:franco.broi at iongeo.com]
> Sent: Thursday, 16 October 2014 10:06 AM
> To: SINCOCK John
> Cc: gluster-users at gluster.org
> Subject: Re: [Gluster-users] Is it ok to add a new brick with files
> already on it?
>
>
> I've never added a brick with existing files but I did start a new Gluster
> volume on disks that already contained data and I was able to access the
> files without problem. Of course the files will be out of place but the
> first time you access them, Gluster will add links to speed up future
> lookups.
>
> On Thu, 2014-10-16 at 09:57 +1030, SINCOCK John wrote:
> > Hi Everyone,
> >
> >
> >
> > All the instructions I’ve been able to find on adding a brick to a
> > gluster, seem to assume the brick is empty when it’s added.
> >
> >
> >
> > So my question is, is it possible for a new brick, loaded up with
> > files, to be added to a gluster (and for all the files already on that
> > brick, to be indexed and added into the gluster). Apologies if the
> > question is answered elsewhere, but I couldn’t find anyone addressing
> > this specific question, and certainty helps when you’re dealing with
> > 10’s of terabytes of data... ;-)
> >
> >
> >
> > Thanks in advance for any info or tips!
> >
> >
> >
> >
> > _______________________________________________
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> > Gluster-users at gluster.org
> > http://supercolony.gluster.org/mailman/listinfo/gluster-users
>
>
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