[Openais] question stack Pacemaker/corosync on SLES11
Steven Dake
sdake at redhat.com
Thu Mar 8 17:03:30 UTC 2012
On 03/08/2012 03:10 AM, Tim Serong wrote:
> On 03/08/2012 07:23 PM, alain.moulle at bull.net wrote:
>> Hi Darren
>> And thanks. I effectively found that the stack is started with the service
>> "openais" : no more
>> 'corosync' neither 'pacemaker' lsb scripts.
>> But I'am surprised because I think I remind that one or two years ago, it
>> was said that corosync
>> was sort of an 'extract' of openais , just to isolate needed code for
>> stack Pacemaker/corosync to
>> work ... and now it seems that all is managed again by openais ... so I
>> don't completely
>> understand the evolution of 'architecture' ... but perhaps am I wrong ?
>> Could you clarify the "history" for me ?
>
> openais 0.80.x (before the creation of corosync) shipped for SLES 11.
> You started it by running /etc/init.d/openais start.
>
> corosync 1.2.x + openais 1.1.x shipped for SLES 11 SP1. corosync is the
> core messaging layer, and openais just includes some extra magic for
> OCFS2 etc. But (on SLES at least) the /etc/init.d/openais init script
> remained, even though that init script now starts corosync.
>
> The same is true now for SLES 11 SP2 (albeit with corosync 1.4.1);
> corosync is what's running, but you use the openais init script to start it.
>
> So your history of project splits and whatnot is correct, you're just
> being misled by the name of an init script :)
>
> Regards,
>
> Tim
>
>>
>>
>> De : Darren Thompson <darrent at akurit.com.au>
>> A : alain.moulle at bull.net
>> Date : 07/03/2012 21:03
>> Objet : Re: [Openais] question stack Pacemaker/corosync on SLES11
>>
>>
>>
>> Alain
>> With SLES you also need to install the OpenAIS stack as that is where the
>> init.d service comes from etc.
>> Darren
>> On Mar 8, 2012 2:14 AM, <alain.moulle at bull.net> wrote:
>> Hi,
>>
>> In rpm corosync-1.4.1-4 on rhel are installed :
>> /etc/rc.d/init.d/corosync
>>
>> but in rpm corosync-1.4.1-0.11.29 on SLES 11, I don't have anything
>> installed
>> as init.d service, even in /etc/init.d, and I checked the rpm, there is no
>> more /etc/rc.d/init.d/corosync
>>
>> same thing for pacemaker , the rpm pacemaker-1.1.6-1.25.1 on SLES does not
>> install the lsb script
>> pacemaker as in the rpm pacemaker-1.1.6-3 on rhel
>>
>> could someone tell me how to start the stack Pacemaker/corosync service
>> with the pacemaker-1.1.6-1.25.1/corosync-1.4.1-0.11.29 on SLES 11 ?
>>
Another thing to keep in mind is a particular company's product trails
upstream by some time interval... (which is good, upstream has bugs,
product should not :)
Regards
-steve
>> Many thanks
>> Alain
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>> Openais at lists.linux-foundation.org
>> https://lists.linuxfoundation.org/mailman/listinfo/openais
>>
>>
>>
>>
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>
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