It's old relogious discussion. All people who works in data centers knows, that cluster MUST use more then 1 heartbeat (better 3 or 4, not bonded) interface for stability, but Oracle developers (both RAC and OCFSv2) believe in bonding.

(Bonding DO NOT solve the problem! It have sugnificant switchover time and it is not reliable enough. Open Veritas cluster documentation and READ IT - they have a pretty good explanation why you must configure 2 independent heartbeats using 2 independent switches or hubs. Veritas use multi interface. Cisco PIX uses multi interface. Heartbeat1 uses multi interface. Heartbeat2 uses multi interfaces. And only Oracle* developers use 1 interface and trust into the bonding!)

Using additional loopback interface and routing (via OSPF which is pretty fast) can solve problem too. (for OCFS bot not for RAC cluster).

----- Original Message ----- From: "Sunil Mushran" <[EMAIL PROTECTED]>
To: "Pedro Figueira" <[EMAIL PROTECTED]>
Cc: <[email protected]>
Sent: Wednesday, October 03, 2007 9:26 AM
Subject: Re: [Ocfs2-users] Aditional interconnect interface


Use network bonding.

Pedro Figueira wrote:
Hello

Is there a way of using more than one network interface for ocfs2 interconnect? I've searched for this in the documentation but I cannot find any information about it.

Best regards

Pedro Figueira Serviço de Estrangeiros e Fronteiras Direcção Central de Informática
Departamento de Produção Telefone: + 351 217 115 153

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