[Pacemaker] ping_pong test fails

Uwe Ritzschke uwe.ritzschke.2 at cms.hu-berlin.de
Wed Dec 14 11:38:00 EST 2011


Hi David,

thank you for your helpful reply! I will try your suggested solution.

Uwe




On 10.12.2011 02:56, David Gilbert wrote:
> Hi Uwe,
>
> Three things:
>
> 1. It's a known bug since Fedora 13 that's been carried over into
> RHEL/CentOS - see https://bugzilla.redhat.com/show_bug.cgi?id=632178.
>
> 2. Red Hat (and by extension CentOS) have deprecated dlm_controld.pcmk
> and gfs_controld.pcmk. The packages are not available in RHEL 6.1 or the
> CentOS CR repository.
>
> 3. The pdf version of "Clusters from Scratch" is out of sync with the
> online html version. The html version takes into account the deprecation
> of dlm_controld.pcmk and gfs_controld.pcmk and the associated changes to
> the cluster messaging stack on RHEL-like distros (cman vs corosync).
>
> My suggestion - update your CentOS installs with the CentOS CR repo and
> follow the html version of "Clusters from Scratch".
>
> HTH
> David
>
>> Date: Fri, 09 Dec 2011 15:04:38 +0100
>> From: Andreas Kurz<andreas at hastexo.com>
>> To: The Pacemaker cluster resource manager
>> 	<pacemaker at oss.clusterlabs.org>
>> Subject: Re: [Pacemaker] ping_pong test fails
>> Message-ID:<4EE21576.9 at hastexo.com>
>> Content-Type: text/plain; charset="iso-8859-1"
>>
>> Hello Uwe,
>>
>> On 12/07/2011 04:52 PM, Uwe Ritzschke wrote:
>>> Hi,
>>>
>>> Perhaps someone can help me? I've got a problem similar to the one
>>> posted by Raphael on 02/22/2010 [gfs2: ping_pong test fails]:
>>>
>>> When I'm running samba's ping_pong test on a 3-node pacemaker
> cluster
>>> with gfs2, it returns
>>>
>>> # ./ping_pong /srv/digedag/foo 3
>>
>> Don't know what's the impact, but ping_pong lock coherence testing
>> should have at least N-nodes+1 as parameter ... did you try:
>>
>> # ./ping_pong /srv/digedag/foo 4
>>
>>
>> Regards,
>> Andreas





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