From: malahal@us.ibm.com
To: linux-lvm@redhat.com
Subject: Re: [linux-lvm] Mirror fail/recover test
Date: Wed, 24 Feb 2010 10:55:30 -0800 [thread overview]
Message-ID: <20100224185530.GA22199@us.ibm.com> (raw)
In-Reply-To: <ece181eaa6b6652da66cb42699955e87.squirrel@fela.liber4e.com>
jose nuno neto [jose.neto@liber4e.com] wrote:
> Hi
>
> I'm trying to test the failure of a SAN Mirrored Lv, and the recover and
> check for data lost.
>
> Im runing RedHat 5.4
> 2.6.18-164.2.1.el5
> lvm2-2.02.46-8.el5_4.1
>
> I create a 2mirror+log lv ok, can lvconvert to one leg only, can delete ok.
> But when I simulate a disk fail either with
> dd if=/dev/zero of=pvmirror_device
> echo offline > /sys/block/pvmirror_device/device/status
What is the output of "dmsetup status" at this point?
There must be some messages in the /var/log/messages file if you enable
them.
> lvs -a -o +devices
> stills shows the lv has mirrored ( should switch to non-mirrored right?) ,
Yes, provided you successfully started the dmeventd monitoring thread
and it handled the failure event.
Thanks, Malahal.
next prev parent reply other threads:[~2010-02-24 18:55 UTC|newest]
Thread overview: 16+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-02-24 16:14 [linux-lvm] Mirror fail/recover test jose nuno neto
2010-02-24 18:55 ` malahal [this message]
2010-02-25 10:36 ` jose nuno neto
2010-02-25 16:11 ` malahal
2010-03-02 10:31 ` [linux-lvm] Mirror fail/recover test SOLVED jose nuno neto
2010-04-14 15:03 ` [linux-lvm] Lvm hangs on San fail jose nuno neto
2010-04-14 17:38 ` Eugene Vilensky
2010-04-14 23:02 ` brem belguebli
2010-04-15 8:29 ` jose nuno neto
2010-04-15 9:32 ` Bryan Whitehead
2010-04-15 11:59 ` jose nuno neto
2010-04-15 12:41 ` Eugene Vilensky
2010-04-16 8:55 ` jose nuno neto
2010-04-16 20:15 ` Bryan Whitehead
2010-04-17 9:00 ` brem belguebli
2010-04-19 9:21 ` jose nuno neto
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