[linux-lvm] advice for curing terrible snapshot performance?

[Romeo Theriault]

On Tue, Nov 16, 2010 at 02:52, chris (fool) mccraw <gently at gmail.com> wrote:

> On Fri, Nov 12, 2010 at 16:58, Stuart D Gathman <stuart at bmsi.com> wrote:
> > On 11/12/2010 07:17 PM, chris (fool) mccraw wrote:
> >> still curious about Zumastor--does anyone use this in production?
> > Zumastor would not speed up a single snapshot.  It solves the problem of
> > supporting multiple (as in lots of) snapsnots with the same performance
> > as a single snapshot (so that taking a snap every 5mins becomes
> > practical).
>
> I realize this.  like i said, we can probably eat the performance hit
> for a single snapshot, but more than one is just not workable so far.
>
>
Found another interesting post about LVM perf with snapshots.

http://www.mysqlperformanceblog.com/2009/02/05/disaster-lvm-performance-in-snapshot-mode/




-- 
Romeo Theriault
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