[Linux-cluster] How to avoid two-nodes cluster split-brain withoutshared storage

[Barry Brimer]

I believe you want to use the tiebreaker ip .. which should be set to the 
default gateway.  Presumably the machine that is malfunctioning 
would be unable to reach the gateway, while the one that is functioning 
correctly could.

On Sat, 7 Feb 2009, Jeff Sturm wrote:

> We faced the same question, and decided that for reliability, it was
> best to add an inexpensive third node to a cluster.
>
> The third node need not run any cluster services (rgmanager, GFS, CLVM
> etc.) other than fencing.  This is a far lower cost than adding shared
> storage simply for a quorum disk.
>
>> -----Original Message-----
>> From: linux-cluster-bounces at redhat.com
>> [mailto:linux-cluster-bounces at redhat.com] On Behalf Of Mockey Chen
>> Sent: Friday, February 06, 2009 3:18 AM
>> To: linux clustering
>> Subject: [Linux-cluster] How to avoid two-nodes cluster
>> split-brain withoutshared storage
>>
>> Hi,
>>
>> I have a two node cluster, due to design limitation, there is
>> no shared storage exist. So I can not use quorum disk.
>>
>> Is there any other reliable way to prevent split-brain?
>> I searched google, but I can not found any solution suitable
>> for my situation.
>>
>> Any comment is appreciated.
>>
>>
>> Best Regards.
>> Chen Ming
>>
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>>
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