[Linux-cluster] Use alternate network interfaces for heartbeat in RHCS

[Christine Caulfield]

On 31/08/09 08:56, brem belguebli wrote:
> Hi,
> I was wondering if there is a way with cman to configure 2 heartbeat
> channels (let's say my prod bond0 and my outband bond1) as it seems to
> be possible with openais and their redundant ring interfaces configuration.
> Brem
>

Yes, there's an item about it on the FAQ page I mentioned earlier. I 
hope it's more complete the the last one!

Chrissie

> 2009/8/28, brem belguebli <brem.belguebli at gmail.com
> <mailto:brem.belguebli at gmail.com>>:
>
>     Ok,
>
>     It answers my last question.
>
>     I have been confused by some mention somewhere in a post or doc
>     saying that cman has a built-in algorithm to determine, just by
>     adding entries in /etc/hosts, the right interfaces to use .
>
>     Brem
>
>
>
>     2009/8/28 Christine Caulfield <ccaulfie at redhat.com
>     <mailto:ccaulfie at redhat.com>>
>
>         On 28/08/09 15:53, Christine Caulfield wrote:
>
>             On 28/08/09 15:24, brem belguebli wrote:
>
>                 Hi Chrissie,
>                 Are you pointing me to the paragraph "what's the right
>                 way to ....eth0 ?"
>                 I've tried this at first adding adding a suffix to the
>                 interfaces but
>                 nothing happened. Suffix -p may be hardcoded (I've used -hb)
>                 Here's an outputof my /etc/hosts (identical on both nodes):
>                 10.146.15.184 node1 node1.mydomain
>                 10.146.15.175 node2 node2.mydomain
>                 192.168.84.50 node1-hb
>                 192.168.84.51 node2-hb
>                 Still using bond0 ....
>                 Brem
>
>
>
>             The suffix isn't hard-coded or anything to do with cman
>             really, it's
>             just a way of distinguishing interfaces.
>
>             You need to edit cluster.conf to tell it to use the
>             different name.
>
>             If you get despertate then you can always put the IP address in
>             cluster.conf, but the output from cman_tool nodes doesn't
>             look as nice!
>
>
>         I haven't read that article in detail before but you're right,
>         it makes no mention of changing cluster.conf!
>
>         I've fixed that now, thank you.
>
>
>         Chrissie
>
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