2009/9/14 Timo Schoeler <[email protected]>:
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> thus Ciro Iriarte spake:
>> Hi, i'm planning to build a postfix+cyrus Active/Active cluster and
>> would like to know if anybody has done something similar. My main
>> doubt is about using ClusterIP or a loadbalancer with LVS in front of
>> the two nodes. LVS would imply a third machine and i'm not sure how
>> the origin of the outgoing connections (IP address) is handled by
>> ClusterIP.
>>
>> Any comments?.
>
> Hi,
>
> I don't really see the need of a third machine (thusly possibly
> introducing a SPOF) into this setup, as two machines (running postfix,
> cyrus, etc.) may hold the shared virtual IP themselves.
>
> - From my experience, however, cyrus is not the best solution to be run in
> a cluster. Maybe dovecot is worth a look?
>
> (I write this being a very long year cyrus user myself, but planning to
> migrate to dovecot for various reasons, not only the 'cluster issue'.)
>
> HTH,
>
> Timo
>
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Can you elaborate on you cyrus + cluster experience? (maybe out of
band if it's OT), OCFS2 1.4.0 supports shared writeable mmap now,
which seems all that is needed to run cyrus on top of it.

Regards,

-- 
Ciro Iriarte
http://cyruspy.wordpress.com
--
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