Bug#419209: lvm2: Hangs during snapshot creation

[Bastian Blank]

On Mon, Nov 02, 2009 at 05:21:00PM +0100, Claus Herwig wrote:
> Concerning the severity, citing debian policy
> (http://www.debian.org/Bugs/Developer.en.html)
> > critical
> > makes unrelated software on the system (or the whole system) break,
> > or causes serious data loss, or introduces a security hole on systems
> > where you install the package.
> Doubtlessly this is the case for more than one or two people. So please
> stop playing the severity game and lets start fixing this bug. It's
> original report is more than two years old now. Thank you.

This is up to the maintainer, something that have been explained already
in this bug.

> The machine which hangs has a significantly higher filesystem activity
> on some of the volumes than the one which runs the snapshots ok. For now
> this is the only significant difference I can produce.

That is a good definition of a race condition. And a quick look around
shows a Red Hat bug #496100[1], which references two commits that fixed
it in 2.6.30.

> > uname -a
> Linux jake.checon.net 2.6.22.19-vs2.checon.elwood #1 SMP Fri Mar 13
> 23:16:22 CET 2009 x86_64 GNU/Linux
> (vanilla kernel with vserver patch)

This kernel is not even remotely within the waranty from Debian.

Bastian

[1]: https://bugzilla.redhat.com/show_bug.cgi?id=496100

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