From: Alasdair G Kergon <agk@redhat.com>
To: LVM general discussion and development <linux-lvm@redhat.com>
Subject: Re: [linux-lvm] LVM2 Snapshots Question
Date: Sun, 22 Oct 2006 12:12:02 +0100 [thread overview]
Message-ID: <20061022111202.GE17654@agk.surrey.redhat.com> (raw)
In-Reply-To: <20061022110659.82422.qmail@web52911.mail.yahoo.com>
On Sun, Oct 22, 2006 at 04:06:59AM -0700, Rik Herrin wrote:
> Does this mean that I don't have to unmount (or remount ro) a partition if
> I'm using a 2.6 kernel to take a snapshot and I can rest assured that the
> logical volume will be in a consistent state? Thanks for your help.
Yes, in principle; but there was a bug in userspace lvm2 for a while
(fixed in 2.02.08 - introduced around 2.02.02?) and there are problems
with a mistaken semaphone/mutex change someone put into some recent kernels
around 2.6.18.
Alasdair
--
agk@redhat.com
prev parent reply other threads:[~2006-10-22 11:12 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2006-10-22 11:06 [linux-lvm] LVM2 Snapshots Question Rik Herrin
2006-10-22 11:12 ` Alasdair G Kergon [this message]
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