[Pacemaker] node status does not change even if pacemakerd dies

Kazunori INOUE inouekazu at intellilink.co.jp
Tue Dec 4 05:41:56 UTC 2012


(12.12.03 20:24), Andrew Beekhof wrote:
> On Mon, Dec 3, 2012 at 8:15 PM, Kazunori INOUE
> <inouekazu at intellilink.co.jp> wrote:
>> (12.11.30 23:52), David Vossel wrote:
>>>
>>> ----- Original Message -----
>>>>
>>>> From: "Kazunori INOUE" <inouekazu at intellilink.co.jp>
>>>> To: "pacemaker at oss" <pacemaker at oss.clusterlabs.org>
>>>> Sent: Friday, November 30, 2012 2:38:50 AM
>>>> Subject: [Pacemaker] node status does not change even if pacemakerd dies
>>>>
>>>> Hi,
>>>>
>>>> I am testing the latest version.
>>>> - ClusterLabs/pacemaker  9c13d14640(Nov 27, 2012)
>>>> - corosync               92e0f9c7bb(Nov 07, 2012)
>>>> - libqb                  30a7871646(Nov 29, 2012)
>>>>
>>>>
>>>> Although I killed pacemakerd, node status did not change.
>>>>
>>>>    [dev1 ~]$ pkill -9 pacemakerd
>>>>    [dev1 ~]$ crm_mon
>>>>      :
>>>>    Stack: corosync
>>>>    Current DC: dev2 (2472913088) - partition with quorum
>>>>    Version: 1.1.8-9c13d14
>>>>    2 Nodes configured, unknown expected votes
>>>>    0 Resources configured.
>>>>
>>>>
>>>>    Online: [ dev1 dev2 ]
>>>>
>>>>    [dev1 ~]$ ps -ef|egrep 'corosync|pacemaker'
>>>>    root     11990     1  1 16:05 ?        00:00:00 corosync
>>>>    496      12010     1  0 16:05 ?        00:00:00
>>>>    /usr/libexec/pacemaker/cib
>>>>    root     12011     1  0 16:05 ?        00:00:00
>>>>    /usr/libexec/pacemaker/stonithd
>>>>    root     12012     1  0 16:05 ?        00:00:00
>>>>    /usr/libexec/pacemaker/lrmd
>>>>    496      12013     1  0 16:05 ?        00:00:00
>>>>    /usr/libexec/pacemaker/attrd
>>>>    496      12014     1  0 16:05 ?        00:00:00
>>>>    /usr/libexec/pacemaker/pengine
>>>>    496      12015     1  0 16:05 ?        00:00:00
>>>>    /usr/libexec/pacemaker/crmd
>>>>
>>>>
>>>> We want the node status to change to OFFLINE(stonith-enabled=false),
>>>> UNCLEAN(stonith-enabled=true).
>>>> That is, we want the function of this deleted code.
>>>>
>>>> https://github.com/ClusterLabs/pacemaker/commit/dfdfb6c9087e644cb898143e198b240eb9a928b4
>>>
>>>
>>> How are you launching pacemakerd?  The systemd service script relaunches
>>> pacemakerd on failure and pacemakerd has the ability to attach to all the
>>> old processes if they are still around as if nothing happened.
>>>
>>> -- Vossel
>>>
>>
>> Hi David,
>>
>> We are using RHEL6 and use it for a while after this.
>> Therefore, I start it by the following commands.
>>
>> $ /etc/init.d/pacemakerd start
>> or
>> $ service pacemaker start
>
> Ok.
> Are you using the pacemaker plugin?
>
> When using cman or corosync 2.0, pacemakerd isn't strictly needed for
> normal operation.
> Its only there to shutdown and/or respawn failed components.
>
We are using corosync 2.1,
so service does not stop normally after pacemakerd died.

  $ pkill -9 pacemakerd
  $ service pacemaker stop
  $ echo $?
  0
  $ ps -ef|egrep 'corosync|pacemaker'
  root      3807     1  0 13:10 ?        00:00:00 corosync
  496       3827     1  0 13:10 ?        00:00:00 /usr/libexec/pacemaker/cib
  root      3828     1  0 13:10 ?        00:00:00 /usr/libexec/pacemaker/stonithd
  root      3829     1  0 13:10 ?        00:00:00 /usr/libexec/pacemaker/lrmd
  496       3830     1  0 13:10 ?        00:00:00 /usr/libexec/pacemaker/attrd
  496       3831     1  0 13:10 ?        00:00:00 /usr/libexec/pacemaker/pengine
  496       3832     1  0 13:10 ?        00:00:00 /usr/libexec/pacemaker/crmd

> This isnt the case when the plugin is in use though, but then I'd also
> have expected most of the processes to die also.
>
Since node status will also change if such a result is brought,
we desire to become so.

>>
>> ----
>> $ cat /etc/redhat-release
>> Red Hat Enterprise Linux Server release 6.3 (Santiago)
>>
>> $ ./configure --sysconfdir=/etc --localstatedir=/var --without-cman
>> --without-heartbeat
>> -snip-
>> pacemaker configuration:
>>    Version                  = 1.1.8 (Build: 9c13d14)
>>    Features                 = generated-manpages agent-manpages ascii-docs
>> publican-docs ncurses libqb-logging libqb-ipc lha-fencing  corosync-native
>> snmp
>>
>>
>> $ cat config.log
>> -snip-
>> 6000 | #define BUILD_VERSION "9c13d14"
>> 6001 | /* end confdefs.h.  */
>> 6002 | #include <gio/gio.h>
>> 6003 |
>> 6004 | int
>> 6005 | main ()
>> 6006 | {
>> 6007 | if (sizeof (GDBusProxy))
>> 6008 |        return 0;
>> 6009 |   ;
>> 6010 |   return 0;
>> 6011 | }
>> 6012 configure:32411: result: no
>> 6013 configure:32417: WARNING: Unable to support systemd/upstart. You need
>> to use glib >= 2.26
>> -snip-
>> 6286 | #define BUILD_VERSION "9c13d14"
>> 6287 | #define SUPPORT_UPSTART 0
>> 6288 | #define SUPPORT_SYSTEMD 0
>>
>>
>> Best Regards,
>> Kazunori INOUE
>>
>>
>>>
>>>> related bugzilla: http://bugs.clusterlabs.org/show_bug.cgi?id=5064
>>>>
>>>>
>>>> Best Regards,
>>>> Kazunori INOUE
>>>>
>>>> _______________________________________________
>>>> Pacemaker mailing list: Pacemaker at oss.clusterlabs.org
>>>> http://oss.clusterlabs.org/mailman/listinfo/pacemaker
>>>>
>>>> Project Home: http://www.clusterlabs.org
>>>> Getting started:
>>>> http://www.clusterlabs.org/doc/Cluster_from_Scratch.pdf
>>>> Bugs: http://bugs.clusterlabs.org
>>>>
>>>
>>> _______________________________________________
>>> Pacemaker mailing list: Pacemaker at oss.clusterlabs.org
>>> http://oss.clusterlabs.org/mailman/listinfo/pacemaker
>>>
>>> Project Home: http://www.clusterlabs.org
>>> Getting started: http://www.clusterlabs.org/doc/Cluster_from_Scratch.pdf
>>> Bugs: http://bugs.clusterlabs.org
>>
>>
>> _______________________________________________
>> Pacemaker mailing list: Pacemaker at oss.clusterlabs.org
>> http://oss.clusterlabs.org/mailman/listinfo/pacemaker
>>
>> Project Home: http://www.clusterlabs.org
>> Getting started: http://www.clusterlabs.org/doc/Cluster_from_Scratch.pdf
>> Bugs: http://bugs.clusterlabs.org
>
> _______________________________________________
> Pacemaker mailing list: Pacemaker at oss.clusterlabs.org
> http://oss.clusterlabs.org/mailman/listinfo/pacemaker
>
> Project Home: http://www.clusterlabs.org
> Getting started: http://www.clusterlabs.org/doc/Cluster_from_Scratch.pdf
> Bugs: http://bugs.clusterlabs.org




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