[Gluster-devel] Uses for glusterfs?

[Krishna Srinivas]

Hi Brandon,

Yes, GlusterFS is very cool ;-)

> > > If i were to setup a 3 server cluster and say each server had its own
> > > 200 gig raid, would glusterfs put an identical copy of my mail data on
> > > all 3 servers letting me lose up to 2 servers before i lose my data?

Yes, that is the purpose of AFR.

> Now I just have to get ZFS working and YES!

Not sure, if anyone has tried to compile/run glusterfsd on Solaris, but it
should be possible. ZFS on linux is too premature....

> Kickass! Kudos to the developers. I tried the DRBD/OCFS2 and GFS...
> and wow, this blows them out the door. I am so stoked in case you
> couldnt tell, and I havent even done anything with it yet haha.

Cool!

Regards
Krishna

On 6/3/07, Brandon Lamb <brandonlamb at gmail.com> wrote:
> On 6/2/07, James Porter <jameslporter at gmail.com> wrote:
> > Glad you are interested in gluster, I absolutely love it! I'm kinda sleepy
> > so if some of my statements are not coherent don't worry about it. Feel free
> > to ask questions.
> >
> > There are several profiles available that let you determine how the gluster
> > bricks will behave. A brick is basically a cluster to the client, you can
> > have multiple bricks. You could set one cluster(all machines) to make your
> > reads fast for your mail daemon to read from. Then you can also configure it
> > to make sure at least 1 copy is on 2 nodes. Instead of a backup server you
> > would have two hot swap servers.
> >
> > You can pretty much configure glusterfs to behave the best for your
> > situation. I personally don't like hardware sitting around doing nothing :)
> >
> > A good place to start:
> >
> > http://gluster.org/docs/index.php/Getting_Started_with_GlusterFS
> > http://gluster.org/docs/index.php/Image:Glusterfs-cluster.png
> >
> >
> > Just try it out, it sells itself.
> >
> > Jim
> >
> >
> >
> > On 6/2/07, Brandon Lamb <brandonlamb at gmail.com> wrote:
> > >
> > > I am a sysadmin for an ISP and we currently have a single server 20
> > > scsi drive raid that stores our maildir format mail data, we have
> > > about 105 gigs of mail.
> > >
> > > Our problem is that we have a single point of failure. We have backups
> > > sure but if we lost our drive thats over 5 hours to copy from a backup
> > > and getting a new server up.
> > >
> > > So my question is, can glusterfs help in this area?
> > >
> > > If i were to setup a 3 server cluster and say each server had its own
> > > 200 gig raid, would glusterfs put an identical copy of my mail data on
> > > all 3 servers letting me lose up to 2 servers before i lose my data?
> > >
> > > Or do I completely not understand what glusterfs does?
> > >
> > > I was looking at starfish which sounds similiar to me and they claim
> > > to be a turbo charged google filesystem.
> > >
> > > I was initially looking at a DRBD / OCFS2 solution, but ditched that
> > > in favor of just rebuilding our current box as it is but with a fresh
> > > updated os but remain a single server with no live spare. The decision
> > > was based on keeping it simple and due to not wanting to buy another
> > > scsi raid ($$$).
> > >
> > > But if we could put together 2 servers with SATA II raids (cheap $)
> > > and have glusterfs replicate the data between all 3 servers that would
> > > be cool.
> > >
> > > I look forward to any info this list may provide.
> > >
> > > Thanks!
> > > =)
> > >
> > > Brandon
> > >
> > >
> > > _______________________________________________
> > > Gluster-devel mailing list
> > > Gluster-devel at nongnu.org
> > > http://lists.nongnu.org/mailman/listinfo/gluster-devel
>
> not sure if my reply only went to one person so im forwarding directly
> to list for other new users...
>
> HOLY OMG CRAP!!!
>
> I just setup a 2 machine cluster with glusterfs. omg. I just got done
> emailing my two bosses with holy F*#k. This is SWEET!!
>
> I set up the config so that both machines exported a local
> /home/export directory, and then both machines connected to both as
> clients and setup the config to do the AFR so that files were
> replicated 2 times.
>
> WOW... im just sitting in bed on my laptop grinning at the console
> screen as i create files on each machine and watch it show up on the
> other and vice versa.
>
> Now I just have to get ZFS working and YES!
>
> Kickass! Kudos to the developers. I tried the DRBD/OCFS2 and GFS...
> and wow, this blows them out the door. I am so stoked in case you
> couldnt tell, and I havent even done anything with it yet haha.
>
> I cant wait to mess around with this at the shop on monday and add more nodes.
>
>
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