From: "Michael Eisenkölbl" <michael.eisenkoelbl@cargo-partner.com>
To: LVM general discussion and development <linux-lvm@redhat.com>
Subject: Re: [linux-lvm] mirrored LV + cmirror problem
Date: Fri, 15 Feb 2008 13:02:16 +0100 [thread overview]
Message-ID: <47B57F48.6090009@cargo-partner.com> (raw)
In-Reply-To: <76EAFFE5-C713-42D4-B6DC-9F63F56C071C@ulx.hu>
how big are the LUNs?
michael
Lajk� Attila schrieb:
> Hello,
>
>
> I have a problem with clvmd an cmirror:
>
> We have a two nodes cluster (RHEL4.6). I created a mirrored LV on a
> clustered volume group on 2 iscsi LUNS (VTrak M200i).
> When i disconnect one of the LUNs - simulating a storage problem -
> the mirrored LV doesn't go to linear mode, the LVM commands (lvs,
> lvconvert, etc.) get stuck and the GFS file system is not accessible
> (on both nodes).
>
> What is see in /var/log/messages:
>
> Feb 15 12:29:26 el42 kernel: dm-cmirror: server_complete_resync_work -
> Setting recovery_halted = 1
> Feb 15 12:29:26 el42 kernel: dm-cmirror: Log flush failure: -5 -EIO
> Feb 15 12:29:26 el42 last message repeated 4 times
> Feb 15 12:29:26 el42 kernel: dm-cmirror: Log flush failure: -5 -EIO
> Feb 15 12:29:26 el42 kernel: dm-cmirror: Recovery halted due to error
> on ItlWCmkP
> Feb 15 12:29:26 el42 lvm[4929]: WARNING: dev_open(/dev/mapper/mirrp3)
> called while suspended
> Feb 15 12:29:26 el42 kernel: dm-cmirror: LOG INFO:
> Feb 15 12:29:26 el42 kernel: dm-cmirror: uuid:
> LVM-zEHPYfjtLCL7yqQhsG2kcPzthyLbyBPd7xlok1gd7NHgXR3l2XaVQWEVItlWCmkP
> Feb 15 12:29:26 el42 kernel: dm-cmirror: uuid_ref : 1
> Feb 15 12:29:26 el42 kernel: dm-cmirror: log type : disk
> Feb 15 12:29:26 el42 kernel: dm-cmirror: ?region_count: 320
> Feb 15 12:29:26 el42 kernel: dm-cmirror: ?sync_count : 320
> Feb 15 12:29:26 el42 kernel: dm-cmirror: ?sync_search : 320
> Feb 15 12:29:26 el42 kernel: dm-cmirror: in_sync : YES
> Feb 15 12:29:26 el42 kernel: dm-cmirror: suspended : NO
> Feb 15 12:29:26 el42 kernel: dm-cmirror: recovery_halted : YES
> Feb 15 12:29:26 el42 kernel: dm-cmirror: server_id : 2
> Feb 15 12:29:26 el42 kernel: dm-cmirror: server_valid: YES
> Feb 15 12:29:26 el42 kernel: dm-cmirror: cluster_presuspend: recovery
> halted on ItlWCmkP(1)
> Feb 15 12:29:26 el42 kernel: dm-cmirror: cluster_postsuspend
> Feb 15 12:29:26 el42 kernel: dm-cmirror: Telling everyone I'm
> suspending (ItlWCmkP)
> Feb 15 12:29:26 el42 kernel: dm-cmirror: LRT_MASTER_LEAVING(13):
> (ItlWCmkP)
> Feb 15 12:29:26 el42 kernel: dm-cmirror: starter : 2
> Feb 15 12:29:26 el42 kernel: dm-cmirror: co-ordinator: 0
> Feb 15 12:29:26 el42 kernel: dm-cmirror: node_count : 0
> Feb 15 12:29:26 el42 kernel: dm-cmirror: LRT_MASTER_LEAVING(13):
> (ItlWCmkP)
> Feb 15 12:29:26 el42 kernel: dm-cmirror: starter : 2
> Feb 15 12:29:26 el42 kernel: dm-cmirror: co-ordinator: 0
> Feb 15 12:29:26 el42 kernel: dm-cmirror: node_count : 2
> Feb 15 12:29:26 el42 kernel: dm-cmirror: LRT_ELECTION(10): (ItlWCmkP)
> Feb 15 12:29:26 el42 kernel: dm-cmirror: starter : 2
> Feb 15 12:29:26 el42 kernel: dm-cmirror: co-ordinator: 57005
> Feb 15 12:29:26 el42 kernel: dm-cmirror: node_count : 0
> Feb 15 12:29:26 el42 kernel: dm-cmirror: LRT_ELECTION(10): (ItlWCmkP)
> Feb 15 12:29:26 el42 kernel: dm-cmirror: starter : 2
> Feb 15 12:29:26 el42 lvm[4929]: WARNING: dev_open(/etc/lvm/lvm.conf)
> called while suspended
> Feb 15 12:29:26 el42 kernel: dm-cmirror: co-ordinator: 1
> Feb 15 12:29:26 el42 kernel: dm-cmirror: node_count : 2
> Feb 15 12:29:26 el42 kernel: dm-cmirror: LRT_SELECTION(11): (ItlWCmkP)
> Feb 15 12:29:26 el42 kernel: dm-cmirror: starter : 2
> Feb 15 12:29:27 el42 kernel: dm-cmirror: co-ordinator: 1
> Feb 15 12:29:27 el42 kernel: dm-cmirror: node_count : 2
> Feb 15 12:29:27 el42 kernel: dm-cmirror: LRT_MASTER_ASSIGN(12):
> (ItlWCmkP)
> Feb 15 12:29:27 el42 kernel: dm-cmirror: starter : 2
> Feb 15 12:29:27 el42 kernel: dm-cmirror: co-ordinator: 1
> Feb 15 12:29:27 el42 lvm[4929]: Failed to remove faulty devices in
> vgtest-lvtest
> Feb 15 12:29:27 el42 kernel: dm-cmirror: node_count : 1
> Feb 15 12:29:27 el42 kernel: dm-cmirror: Suspending now (ItlWCmkP)
> Feb 15 12:29:28 el42 lvm[4929]: No longer monitoring mirror device
> vgtest-lvtest for events
>
> Regards,
> Attila Lajk�
>
> _______________________________________________
> 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/
next prev parent reply other threads:[~2008-02-15 12:01 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-02-15 11:36 [linux-lvm] mirrored LV + cmirror problem Lajkó Attila
2008-02-15 12:02 ` Michael Eisenkölbl [this message]
2008-02-15 13:26 ` Lajkó Attila
2008-02-15 13:36 ` Michael Eisenkölbl
2008-02-15 15:41 ` Jonathan Brassow
2008-02-15 16:17 ` Lajkó Attila
2008-02-15 21:06 ` Jonathan Brassow
2008-02-17 12:49 ` Lajkó Attila
2008-02-18 16:08 ` Jonathan Brassow
2008-02-18 16:48 ` Lajkó Attila
2008-02-18 18:30 ` Jonathan Brassow
2008-02-19 13:51 ` Lajkó Attila
2008-02-19 15:43 ` Jonathan Brassow
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