On Mon, Dec 20, 2010 at 12:55 AM, Daniel Bareiro <[email protected]> wrote:
> Hi all!
>
> I hope this is the right group to discuss my problem.
>
> I'm beginning to test HA clusters with GNU/Linux and for that I decided
> to try Pacemaker + Corosync in Debian Lenny following this [1] howto.
>
> Both packages were installed from the Backports repositories. But I am
> observing that if after configuration I reboot a node, it fails to join
> to the cluster after the boot.
>
> This is what I see in /var/log/daemon.log:
>
> --------------------------------------------------------------------------
> Dec 19 17:13:13 atlantis corosync[1508]: [pcmk ] WARN: route_ais_message:
> Sending message to local.crmd failed: unknown (rc=-2)
> Dec 19 17:13:13 atlantis corosync[1508]: [pcmk ] WARN: route_ais_message:
> Sending message to local.cib failed: unknown (rc=-2)
> Dec 19 17:13:13 atlantis corosync[1508]: [pcmk ] WARN: route_ais_message:
> Sending message to local.attrd failed: unknown (rc=-2)
> Dec 19 17:13:13 atlantis corosync[1508]: [pcmk ] WARN: route_ais_message:
> Sending message to local.cib failed: unknown (rc=-2)
> Dec 19 17:13:14 atlantis corosync[1508]: [pcmk ] WARN: route_ais_message:
> Sending message to local.cib failed: unknown (rc=-2)
> Dec 19 17:13:14 atlantis corosync[1508]: [pcmk ] WARN: route_ais_message:
> Sending message to local.cib failed: unknown (rc=-2)
> Dec 19 17:13:21 atlantis corosync[1508]: [TOTEM ] A processor failed,
> forming new configuration.
> Dec 19 17:13:25 atlantis corosync[1508]: [pcmk ] notice: pcmk_peer_update:
> Transitional membership event on ring 72: memb=1, new=0, lost=1
> Dec 19 17:13:25 atlantis corosync[1508]: [pcmk ] info: pcmk_peer_update:
> memb: atlantis 335544586
> Dec 19 17:13:25 atlantis corosync[1508]: [pcmk ] info: pcmk_peer_update:
> lost: daedalus 369099018
> Dec 19 17:13:25 atlantis corosync[1508]: [pcmk ] notice: pcmk_peer_update:
> Stable membership event on ring 72: memb=1, new=0, lost=0
> Dec 19 17:13:25 atlantis corosync[1508]: [pcmk ] info: pcmk_peer_update:
> MEMB: atlantis 335544586
> Dec 19 17:13:25 atlantis corosync[1508]: [pcmk ] info:
> ais_mark_unseen_peer_dead: Node daedalus was not seen in the previous
> transition
> Dec 19 17:13:25 atlantis corosync[1508]: [pcmk ] info: update_member: Node
> 369099018/daedalus is now: lost
> Dec 19 17:13:25 atlantis corosync[1508]: [pcmk ] info:
> send_member_notification: Sending membership update 72 to 0 children
> Dec 19 17:13:25 atlantis corosync[1508]: [TOTEM ] A processor joined or
> left the membership and a new membership was formed.
> Dec 19 17:13:25 atlantis corosync[1508]: [MAIN ] Completed service
> synchronization, ready to provide service.
> --------------------------------------------------------------------------
>
>
> # ps auxf
> [...]
> root 1508 0.1 1.9 182624 4880 ? Ssl 15:52 0:22
> /usr/sbin/corosync
> root 1539 0.0 1.2 168144 3240 ? S 15:52 0:00 \_
> /usr/sbin/corosync
> root 1540 0.0 1.2 168144 3240 ? S 15:52 0:00 \_
> /usr/sbin/corosync
> root 1541 0.0 1.2 168144 3240 ? S 15:52 0:00 \_
> /usr/sbin/corosync
> root 1542 0.0 1.2 168144 3240 ? S 15:52 0:00 \_
> /usr/sbin/corosync
> root 1543 0.0 1.2 168144 3240 ? S 15:52 0:00 \_
> /usr/sbin/corosync
> root 1544 0.0 1.2 168144 3240 ? S 15:52 0:00 \_
> /usr/sbin/corosync
You're hitting a deadlock between the calls to fork() and exec() when
pacemaker is trying to start.
This is the reason we created the MCP
http://theclusterguy.clusterlabs.org/post/907043024/introducing-the-pacemaker-master-control-process-for
>
>
> From what I see in the howto, the output should be something like this:
>
>
> root 29980 0.0 0.8 44304 3808 ? Ssl 20:55 0:00
> /usr/sbin/corosync
> root 29986 0.0 2.4 10812 10812 ? SLs 20:55 0:00 \_
> /usr/lib/heartbeat/stonithd
> 102 29987 0.0 0.8 13012 3804 ? S 20:55 0:00 \_
> /usr/lib/heartbeat/cib
> root 29988 0.0 0.4 5444 1800 ? S 20:55 0:00 \_
> /usr/lib/heartbeat/lrmd
> 102 29989 0.0 0.5 12364 2368 ? S 20:55 0:00 \_
> /usr/lib/heartbeat/attrd
> 102 29990 0.0 0.5 8604 2304 ? S 20:55 0:00 \_
> /usr/lib/heartbeat/pengine
> 102 29991 0.0 0.6 12648 3080 ? S 20:55 0:00 \_
> /usr/lib/heartbeat/crmd
>
>
>
> I also tried compiling Pacemaker using these [2] steps, but I get the
> same result.
>
>
>
> Thanks in advance for your reply.
>
> Regards,
> Daniel
>
> [1] http://www.clusterlabs.org/wiki/Debian_Lenny_HowTo
> [2] http://www.clusterlabs.org/wiki/Install#Building_from_Source
> --
> Daniel Bareiro - GNU/Linux registered user #188.598
> Proudly running Debian GNU/Linux with uptime:
> 20:31:04 up 67 days, 20:57, 10 users, load average: 0.11, 0.05, 0.01
>
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