[Linux-cluster] Clarification...

[Andrew Beekhof]

On Thu, Dec 2, 2010 at 11:14 PM, Balazs Zachar <zachar at awst.at> wrote:
>
> On 12/02/2010 10:31 PM, Corey Kovacs wrote:
>>
>> I've been watching the development of the cluster stack from the
>> sidelines for quite some time but somewhere things got a bit mixed up
>> for me.
>>
>> It appears to me the following is true...
>>
>> openais, heartbeat and corosync are equivalent in terms of purpose.
>>
>
> AFAIK not true anymore:
> heartbeat is equivalent with corosync + openais (corosync was a fork of
> openais but now openais is an additional part for corosync)
> Corosync + openais is recommended. (pacemaker website)
>>
>> rgmanager and pacemaker are equivalent in terms of purpose.
>>
>
> True:
> http://sources.redhat.com/cluster/wiki/RGManagerVsPacemaker
>
>> If these are true, can someone point me to a run-down of the
>> differences and similarities or point me to a document?
>>
>> How does this all relate to what ships with RHEL6?
>>
>
> RHCS is using rgmanager in RHEL6. Pacemaker is in technology preview state
> (from release notes: "not fully integrated with the RHCS stack").

Specifically there is no integration with luci yet.
Other than that its works just fine with the rest of the stack

> I heard that Pacemaker is going to replace rgmanager in the future. (the
> source wasn't official! Maybe we will get some more official answer for this
> here :) )

That is the current intention

>
> Regards,
> Balázs
>>
>> Finally, is the wiki woefully out of date are is there a better place
>> to be getting information other than git repos?
>>
>>
>>
>>
>>
>> Corey
>>
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>>
>
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