[prev in list] [next in list] [prev in thread] [next in thread] 

List:       linux-ha-dev
Subject:    Re: [Linux-ha-dev] [Pacemaker] Article on HA in the IBM cloud using
From:       Alan Robertson <alanr () unix ! sh>
Date:       2011-01-29 17:07:29
Message-ID: 4D444951.4000203 () unix ! sh
[Download RAW message or body]

On 01/28/2011 11:12 AM, Steven Dake wrote:
> On 01/28/2011 08:02 AM, Alan Robertson wrote:
> > Hi,
> > 
> > I recently co-authored an article on HA in the IBM cloud using Pacemaker
> > and Heartbeat.
> > 
> > http://www.ibm.com/developerworks/cloud/library/cl-highavailabilitycloud/
> > 
> > The cool thing is that the IBM cloud supports virtual IPs.  With most of
> > the other clouds you have to do DNS failover - which is sub-optimal
> > ;-).  Of course, they added this after we harangued them ;-) - but still
> > it's very nice to have.
> > 
> > It uses Heartbeat rather than Corosync because (for good reason) clouds
> > don't support multicast or broadcast.
> > 
> Corosync works in non broadcast/multicast modes.  (the transport is
> called udpu).

Thanks for the correction!    It's always better to have ones facts 
(unlike how I did here).


-- 
     Alan Robertson<alanr@unix.sh>

"Openness is the foundation and preservative of friendship...  Let me claim from you \
at all times your undisguised opinions." - William Wilberforce

_______________________________________________________
Linux-HA-Dev: Linux-HA-Dev@lists.linux-ha.org
http://lists.linux-ha.org/mailman/listinfo/linux-ha-dev
Home Page: http://linux-ha.org/


[prev in list] [next in list] [prev in thread] [next in thread]