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

[brem belguebli]

Hello Chrissie,

I couldn't find the item in the doc (the CMAN FAQ).

Brem




2009/9/1, Christine Caulfield <ccaulfie at redhat.com>:
>
> 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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>>
>>
>>
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