From: Eugene Vilensky <evilensky@gmail.com>
To: LVM general discussion and development <linux-lvm@redhat.com>
Subject: Re: [linux-lvm] Lvm hangs on San fail
Date: Wed, 14 Apr 2010 12:38:15 -0500 [thread overview]
Message-ID: <o2pf4f537b51004141038j6a061307k28a5f830881ee280@mail.gmail.com> (raw)
In-Reply-To: <a6e6303b5e6ea7de1c0bf2618b82bd80.squirrel@fela.liber4e.com>
What is your multipath.conf setting of "queue_if_no_path?
On 4/14/10, jose nuno neto <jose.neto@liber4e.com> wrote:
> Hi2all
>
> I'm on RHEL 5.4 with
> lvm2-2.02.46-8.el5_4.1
> 2.6.18-164.2.1.el5
>
> I have a multipathed SAN connection with what Im builing LVs
> Its a Cluster system, and I want LVs to switch on failure
>
> If I simulate a fail through the OS via /sys/bus/scsi/devices/$DEVICE/delete
> I get a LV fail and the service switch to other node
>
> But if I do it "real" portdown on the SAN Switch, multipath reports path
> down, but LVM commands hang forever and nothing gets switched
>
> from the logs i see multipath failing paths, and lvm Failed to remove faulty
> "devices"
>
> Any ideas how I should "fix" it?
>
> Apr 14 16:02:45 dc1-x6250-a lvm[15622]: Log device, 253:53, has failed.
> Apr 14 16:02:45 dc1-x6250-a lvm[15622]: Device failure in
> vg_ora_scapa-lv_ora_scapa_redo
> Apr 14 16:02:45 dc1-x6250-a lvm[15622]: Another thread is handling an
> event. Waiting...
>
> Apr 14 16:02:52 dc1-x6250-a multipathd: mpath-dc1-a: remaining active
> paths: 0
> Apr 14 16:02:52 dc1-x6250-a multipathd: mpath-dc1-a: remaining active
> paths: 0
> Apr 14 16:02:52 dc1-x6250-a multipathd: mpath-dc1-b: remaining active
> paths: 0
> Apr 14 16:02:52 dc1-x6250-a multipathd: mpath-dc1-b: remaining active
> paths: 0
>
> Apr 14 16:03:05 dc1-x6250-a lvm[15622]: Device failure in
> vg_syb_roger-lv_syb_roger_admin
> Apr 14 16:03:14 dc1-x6250-a lvm[15622]: Failed to remove faulty devices in
> vg_syb_roger-lv_syb_roger_admin
>
> Much Thanks
> Jose
>
> _______________________________________________
> linux-lvm mailing list
> linux-lvm@redhat.com
> https://www.redhat.com/mailman/listinfo/linux-lvm
> read the LVM HOW-TO at http://tldp.org/HOWTO/LVM-HOWTO/
>
--
Sent from my mobile device
Regards,
Eugene Vilensky
evilensky@gmail.com
next prev parent reply other threads:[~2010-04-14 17:38 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
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 [this message]
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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