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Re: [linux-lvm] Server hangs when writing to LVM volume due to LVM Snapshots



Thank you Dan,
I'll certainly have a look at the zumastor project.

Regards,
Veselin
On Mon, Jun 16, 2008 at 12:38:23PM -0700, Dan Kegel wrote:
> On Mon, Jun 16, 2008 at 12:18 PM, Tomasz Chmielewski <mangoo wpkg org> wrote:
> > LVM-2 doesn't scale very well.
> >
> > If you have I/O intensive workloads, I'd discourage using (multiple)
> > snapshots.
> >
> > A single write to the origin mean additional writes to each and every
> > snapshot of that origin.
> 
> Right.  This is one of the things zumastor.org snapshots do better;
> all snapshots for a volume share a common snapshot store,
> so performance doesn't fall as you add more snapshots.
> You might want to have a look at it... join the zumastor
> mailing list or drop in on our irc if you have questions.
> - Dan
> 
> p.s.
> > Tomasz Chmielewski
> > http://wpkg.org
> 
> wpkg.org looks very cool.  I haven't used it much yet,
> but I hope to use it as a kind of automated real world test of
> wine sometime.
> 
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> read the LVM HOW-TO at http://tldp.org/HOWTO/LVM-HOWTO/


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