From: Stepan Kadlec <skadlec@gk-software.com>
To: LVM general discussion and development <linux-lvm@redhat.com>
Subject: Re: [linux-lvm] clvmd locking disabled
Date: Mon, 03 Nov 2008 17:56:18 +0100 [thread overview]
Message-ID: <490F2D32.5080205@gk-software.com> (raw)
In-Reply-To: <490AFD59.8070809@redhat.com>
Milan Broz wrote:
> Stepan Kadlec wrote:
>> ok, I have recompiled it with --with-cluster=internal, but still seeing:
>>
>> WARNING: Locking disabled. Be careful! This could corrupt your metadata.
>
> Is it during clvmd initialization only?
>
yes. where else could it occur?
> clvmd tries to initialize locks for possible already activated volumes
> (mostly safety/force restart check, clvmd must start before clustered LVs
> are activated anyway)
>
> It simply run lvs command (forcing nolocking for this command)
> to check which volumes are activated.
> The log message is misleading here...
>
the LVs are imho not activated but CLVMd still complains about disabled
locking:
xen01:/etc/init.d # lvscan
File descriptor 3 (/dev/tty) leaked on lvscan invocation. Parent PID
2637: bash
File descriptor 5 (/dev/pts/5) leaked on lvscan invocation. Parent PID
2637: bash
File descriptor 7 (pipe:[721181]) leaked on lvscan invocation. Parent
PID 2637: bash
inactive '/dev/xen/test' [3,00 GB] inherit
inactive '/dev/xen/test2' [3,00 GB] inherit
xen01:/etc/init.d # lvs
File descriptor 3 (/dev/tty) leaked on lvs invocation. Parent PID 2637: bash
File descriptor 5 (/dev/pts/5) leaked on lvs invocation. Parent PID
2637: bash
File descriptor 7 (pipe:[721181]) leaked on lvs invocation. Parent PID
2637: bash
LV VG Attr LSize Origin Snap% Move Log Copy% Convert
test xen -wi--- 3,00G
test2 xen -wi--- 3,00G
this is the CLVMd log written during those command invocation:
xen01:/usr/local/src/LVM2.2.02.41 # clvmd -d 2
CLVMD[c7bbc6d0]: Nov 3 19:49:56 CLVMD started
CLVMD[c7bbc6d0]: Nov 3 19:49:56 Connected to CMAN
CLVMD[c7bbc6d0]: Nov 3 19:49:56 CMAN initialisation complete
CLVMD[c7bbc6d0]: Nov 3 19:49:57 DLM initialisation complete
CLVMD[c7bbc6d0]: Nov 3 19:49:57 Cluster ready, doing some more
initialisation
CLVMD[c7bbc6d0]: Nov 3 19:49:57 starting LVM thread
CLVMD[426e3940]: Nov 3 19:49:57 LVM thread function started
CLVMD[c7bbc6d0]: Nov 3 19:49:57 clvmd ready for work
CLVMD[c7bbc6d0]: Nov 3 19:49:57 Using timeout of 60 seconds
File descriptor 3 (/dev/tty) leaked on lvm invocation. Parent PID 13833:
clvmd
File descriptor 5 (/dev/pts/3) leaked on lvm invocation. Parent PID
13833: clvmd
File descriptor 7 (pipe:[712876]) leaked on lvm invocation. Parent PID
13833: clvmd
File descriptor 8 (/dev/zero) leaked on lvm invocation. Parent PID
13833: clvmd
WARNING: Locking disabled. Be careful! This could corrupt your metadata.
CLVMD[426e3940]: Nov 3 19:49:57 LVM thread waiting for work
CLVMD[c7bbc6d0]: Nov 3 19:50:09 Got new connection on fd 12
CLVMD[c7bbc6d0]: Nov 3 19:50:09 Read on local socket 12, len = 26
CLVMD[c7bbc6d0]: Nov 3 19:50:09 creating pipe, [13, 14]
CLVMD[c7bbc6d0]: Nov 3 19:50:09 Creating pre&post thread
CLVMD[40f3e940]: Nov 3 19:50:09 in sub thread: client = 0x592d60
CLVMD[40f3e940]: Nov 3 19:50:09 Sub thread ready for work.
CLVMD[40f3e940]: Nov 3 19:50:09 doing PRE command LOCK_VG 'V_xen' at 1
(client=0x592d60)
CLVMD[40f3e940]: Nov 3 19:50:09 sync_lock: 'V_xen' mode:3 flags=0
CLVMD[40f3e940]: Nov 3 19:50:09 sync_lock: returning lkid 5d0001
CLVMD[40f3e940]: Nov 3 19:50:09 Writing status 0 down pipe 14
CLVMD[40f3e940]: Nov 3 19:50:09 Waiting to do post command - state = 0
CLVMD[c7bbc6d0]: Nov 3 19:50:09 Created pre&post thread, state = 0
CLVMD[c7bbc6d0]: Nov 3 19:50:09 read on PIPE 13: 4 bytes: status: 0
CLVMD[c7bbc6d0]: Nov 3 19:50:09 background routine status was 0,
sock_client=0x592d60
CLVMD[c7bbc6d0]: Nov 3 19:50:09 distribute command: XID = 0
CLVMD[c7bbc6d0]: Nov 3 19:50:09 add_to_lvmqueue: cmd=0x593200.
client=0x592d60, msg=0x592ee0, len=26, csid=(nil), xid=0
CLVMD[426e3940]: Nov 3 19:50:09 process_work_item: local
CLVMD[426e3940]: Nov 3 19:50:09 process_local_command: LOCK_VG (0x33)
msg=0x593240, msglen =26, client=0x592d60
CLVMD[426e3940]: Nov 3 19:50:09 Dropping metadata for VG xen
CLVMD[426e3940]: Nov 3 19:50:09 Reply from node
xen01.es.gk-software.com: 0 bytes
CLVMD[426e3940]: Nov 3 19:50:09 Got 1 replies, expecting: 1
CLVMD[426e3940]: Nov 3 19:50:09 LVM thread waiting for work
CLVMD[40f3e940]: Nov 3 19:50:09 Got post command condition...
CLVMD[40f3e940]: Nov 3 19:50:09 Waiting for next pre command
CLVMD[c7bbc6d0]: Nov 3 19:50:09 read on PIPE 13: 4 bytes: status: 0
CLVMD[c7bbc6d0]: Nov 3 19:50:09 background routine status was 0,
sock_client=0x592d60
CLVMD[c7bbc6d0]: Nov 3 19:50:09 Send local reply
CLVMD[c7bbc6d0]: Nov 3 19:50:09 Read on local socket 12, len = 26
CLVMD[40f3e940]: Nov 3 19:50:09 Got pre command condition...
CLVMD[40f3e940]: Nov 3 19:50:09 doing PRE command LOCK_VG 'V_xen' at 6
(client=0x592d60)
CLVMD[40f3e940]: Nov 3 19:50:09 sync_unlock: 'V_xen' lkid:5d0001
CLVMD[40f3e940]: Nov 3 19:50:09 Writing status 0 down pipe 14
CLVMD[40f3e940]: Nov 3 19:50:09 Waiting to do post command - state = 0
CLVMD[c7bbc6d0]: Nov 3 19:50:09 read on PIPE 13: 4 bytes: status: 0
CLVMD[c7bbc6d0]: Nov 3 19:50:09 background routine status was 0,
sock_client=0x592d60
CLVMD[c7bbc6d0]: Nov 3 19:50:09 distribute command: XID = 1
CLVMD[c7bbc6d0]: Nov 3 19:50:09 add_to_lvmqueue: cmd=0x593200.
client=0x592d60, msg=0x592ee0, len=26, csid=(nil), xid=1
CLVMD[426e3940]: Nov 3 19:50:09 process_work_item: local
CLVMD[426e3940]: Nov 3 19:50:09 process_local_command: LOCK_VG (0x33)
msg=0x5931d0, msglen =26, client=0x592d60
CLVMD[426e3940]: Nov 3 19:50:09 Dropping metadata for VG xen
CLVMD[426e3940]: Nov 3 19:50:09 Reply from node
xen01.es.gk-software.com: 0 bytes
CLVMD[426e3940]: Nov 3 19:50:09 Got 1 replies, expecting: 1
CLVMD[426e3940]: Nov 3 19:50:09 LVM thread waiting for work
CLVMD[40f3e940]: Nov 3 19:50:09 Got post command condition...
CLVMD[40f3e940]: Nov 3 19:50:09 Waiting for next pre command
CLVMD[c7bbc6d0]: Nov 3 19:50:09 read on PIPE 13: 4 bytes: status: 0
CLVMD[c7bbc6d0]: Nov 3 19:50:09 background routine status was 0,
sock_client=0x592d60
CLVMD[c7bbc6d0]: Nov 3 19:50:09 Send local reply
CLVMD[c7bbc6d0]: Nov 3 19:50:09 Read on local socket 12, len = 0
CLVMD[c7bbc6d0]: Nov 3 19:50:09 EOF on local socket: inprogress=0
CLVMD[c7bbc6d0]: Nov 3 19:50:09 Waiting for child thread
CLVMD[40f3e940]: Nov 3 19:50:09 Got pre command condition...
CLVMD[40f3e940]: Nov 3 19:50:09 Subthread finished
CLVMD[c7bbc6d0]: Nov 3 19:50:09 Joined child thread
CLVMD[c7bbc6d0]: Nov 3 19:50:09 ret == 0, errno = 2. removing client
CLVMD[c7bbc6d0]: Nov 3 19:50:09 add_to_lvmqueue: cmd=0x592f10.
client=0x592d60, msg=(nil), len=0, csid=(nil), xid=1
CLVMD[426e3940]: Nov 3 19:50:09 process_work_item: free fd 12
CLVMD[426e3940]: Nov 3 19:50:09 LVM thread waiting for work
CLVMD[c7bbc6d0]: Nov 3 19:50:12 Got new connection on fd 12
CLVMD[c7bbc6d0]: Nov 3 19:50:12 Read on local socket 12, len = 26
CLVMD[c7bbc6d0]: Nov 3 19:50:12 creating pipe, [13, 14]
CLVMD[c7bbc6d0]: Nov 3 19:50:12 Creating pre&post thread
CLVMD[40f3e940]: Nov 3 19:50:12 in sub thread: client = 0x592d60
CLVMD[40f3e940]: Nov 3 19:50:12 Sub thread ready for work.
CLVMD[40f3e940]: Nov 3 19:50:12 doing PRE command LOCK_VG 'V_xen' at 1
(client=0x592d60)
CLVMD[40f3e940]: Nov 3 19:50:12 sync_lock: 'V_xen' mode:3 flags=0
CLVMD[40f3e940]: Nov 3 19:50:12 sync_lock: returning lkid 38f0001
CLVMD[40f3e940]: Nov 3 19:50:12 Writing status 0 down pipe 14
CLVMD[40f3e940]: Nov 3 19:50:12 Waiting to do post command - state = 0
CLVMD[c7bbc6d0]: Nov 3 19:50:12 Created pre&post thread, state = 0
CLVMD[c7bbc6d0]: Nov 3 19:50:12 read on PIPE 13: 4 bytes: status: 0
CLVMD[c7bbc6d0]: Nov 3 19:50:12 background routine status was 0,
sock_client=0x592d60
CLVMD[c7bbc6d0]: Nov 3 19:50:12 distribute command: XID = 2
CLVMD[c7bbc6d0]: Nov 3 19:50:12 add_to_lvmqueue: cmd=0x592f10.
client=0x592d60, msg=0x592ee0, len=26, csid=(nil), xid=2
CLVMD[426e3940]: Nov 3 19:50:12 process_work_item: local
CLVMD[426e3940]: Nov 3 19:50:12 process_local_command: LOCK_VG (0x33)
msg=0x592f80, msglen =26, client=0x592d60
CLVMD[426e3940]: Nov 3 19:50:12 Dropping metadata for VG xen
CLVMD[426e3940]: Nov 3 19:50:12 Reply from node
xen01.es.gk-software.com: 0 bytes
CLVMD[426e3940]: Nov 3 19:50:12 Got 1 replies, expecting: 1
CLVMD[426e3940]: Nov 3 19:50:12 LVM thread waiting for work
CLVMD[40f3e940]: Nov 3 19:50:12 Got post command condition...
CLVMD[40f3e940]: Nov 3 19:50:12 Waiting for next pre command
CLVMD[c7bbc6d0]: Nov 3 19:50:12 read on PIPE 13: 4 bytes: status: 0
CLVMD[c7bbc6d0]: Nov 3 19:50:12 background routine status was 0,
sock_client=0x592d60
CLVMD[c7bbc6d0]: Nov 3 19:50:12 Send local reply
CLVMD[c7bbc6d0]: Nov 3 19:50:12 Read on local socket 12, len = 26
CLVMD[40f3e940]: Nov 3 19:50:12 Got pre command condition...
CLVMD[40f3e940]: Nov 3 19:50:12 doing PRE command LOCK_VG 'V_xen' at 6
(client=0x592d60)
CLVMD[40f3e940]: Nov 3 19:50:12 sync_unlock: 'V_xen' lkid:38f0001
CLVMD[40f3e940]: Nov 3 19:50:12 Writing status 0 down pipe 14
CLVMD[40f3e940]: Nov 3 19:50:12 Waiting to do post command - state = 0
CLVMD[c7bbc6d0]: Nov 3 19:50:12 read on PIPE 13: 4 bytes: status: 0
CLVMD[c7bbc6d0]: Nov 3 19:50:12 background routine status was 0,
sock_client=0x592d60
CLVMD[c7bbc6d0]: Nov 3 19:50:12 distribute command: XID = 3
CLVMD[c7bbc6d0]: Nov 3 19:50:12 add_to_lvmqueue: cmd=0x592f10.
client=0x592d60, msg=0x592ee0, len=26, csid=(nil), xid=3
CLVMD[426e3940]: Nov 3 19:50:12 process_work_item: local
CLVMD[426e3940]: Nov 3 19:50:12 process_local_command: LOCK_VG (0x33)
msg=0x592f50, msglen =26, client=0x592d60
CLVMD[426e3940]: Nov 3 19:50:12 Dropping metadata for VG xen
CLVMD[426e3940]: Nov 3 19:50:12 Reply from node
xen01.es.gk-software.com: 0 bytes
CLVMD[426e3940]: Nov 3 19:50:12 Got 1 replies, expecting: 1
CLVMD[426e3940]: Nov 3 19:50:12 LVM thread waiting for work
CLVMD[40f3e940]: Nov 3 19:50:12 Got post command condition...
CLVMD[40f3e940]: Nov 3 19:50:12 Waiting for next pre command
CLVMD[c7bbc6d0]: Nov 3 19:50:12 read on PIPE 13: 4 bytes: status: 0
CLVMD[c7bbc6d0]: Nov 3 19:50:12 background routine status was 0,
sock_client=0x592d60
CLVMD[c7bbc6d0]: Nov 3 19:50:12 Send local reply
CLVMD[c7bbc6d0]: Nov 3 19:50:12 Read on local socket 12, len = 0
CLVMD[c7bbc6d0]: Nov 3 19:50:12 EOF on local socket: inprogress=0
CLVMD[c7bbc6d0]: Nov 3 19:50:12 Waiting for child thread
CLVMD[40f3e940]: Nov 3 19:50:12 Got pre command condition...
CLVMD[40f3e940]: Nov 3 19:50:12 Subthread finished
CLVMD[c7bbc6d0]: Nov 3 19:50:12 Joined child thread
CLVMD[c7bbc6d0]: Nov 3 19:50:12 ret == 0, errno = 9. removing client
CLVMD[c7bbc6d0]: Nov 3 19:50:12 add_to_lvmqueue: cmd=0x592f10.
client=0x592d60, msg=(nil), len=0, csid=(nil), xid=3
CLVMD[426e3940]: Nov 3 19:50:12 process_work_item: free fd 12
CLVMD[426e3940]: Nov 3 19:50:12 LVM thread waiting for work
bye stepan
> After clvmd initialization, it should work as expected.
>
> Milan
>
> _______________________________________________
> 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/
>
--
Eurosoftware s.r.o.
skadlec@gk-software.com
+420 379 307 379
+420 724 554 104
next prev parent reply other threads:[~2008-11-03 16:58 UTC|newest]
Thread overview: 16+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-10-28 2:28 [linux-lvm] mirror and snapshot incompatible Yoav
2008-10-28 20:56 ` Jonathan Brassow
2008-10-29 0:32 ` Yoav
2008-10-29 10:31 ` [linux-lvm] clvmd locking disabled Stepan Kadlec
2008-10-29 10:45 ` Stepan Kadlec
2008-10-29 11:32 ` Christine Caulfield
2008-10-31 12:22 ` Stepan Kadlec
2008-10-31 12:43 ` Milan Broz
2008-11-03 16:56 ` Stepan Kadlec [this message]
2008-11-04 8:47 ` Stepan Kadlec
2008-10-31 13:27 ` Christine Caulfield
2008-10-29 11:39 ` Milan Broz
2008-10-29 15:06 ` [linux-lvm] mirror and snapshot incompatible Jonathan Brassow
2008-10-30 3:28 ` Yoav
2008-11-01 10:27 ` [linux-lvm] snapshot cloning marcin.kaluza
2008-11-01 17:33 ` Les Mikesell
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