From: Tomasz Chmielewski <mangoo@wpkg.org>
To: LVM general discussion and development <linux-lvm@redhat.com>
Subject: Re: [linux-lvm] Server hangs when writing to LVM volume due to LVM Snapshots
Date: Mon, 16 Jun 2008 21:18:32 +0200 [thread overview]
Message-ID: <4856BC88.4060602@wpkg.org> (raw)
In-Reply-To: <20080616151014.GJ3765@campbell-lange.net>
Veselin Kantsev schrieb:
> The snapshots are 180GB each.
So that makes 7 snapshots, each is 180GB? What percentage is filled?
> The current writing process freezes and working with the LV becomes
> impossible both locally and through the network.
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.
--
Tomasz Chmielewski
http://wpkg.org
next prev parent reply other threads:[~2008-06-16 19:18 UTC|newest]
Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-06-16 13:53 [linux-lvm] Server hangs when writing to LVM volume due to LVM Snapshots Veselin Kantsev
2008-06-16 13:57 ` Tomasz Chmielewski
2008-06-16 14:19 ` Veselin Kantsev
2008-06-16 14:51 ` Tomasz Chmielewski
2008-06-16 15:10 ` Veselin Kantsev
2008-06-16 19:18 ` Tomasz Chmielewski [this message]
2008-06-16 19:38 ` Dan Kegel
2008-06-16 20:02 ` Tomasz Chmielewski
2008-06-16 22:23 ` Dan Kegel
2008-06-17 9:12 ` Bryn M. Reeves
2008-06-16 21:21 ` Veselin Kantsev
2008-06-16 21:18 ` Veselin Kantsev
2008-06-16 21:22 ` Tomasz Chmielewski
2008-06-16 21:22 ` Dan Kegel
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