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Re: Mirror redo logs

From: DA Morgan <damorgan_at_x.washington.edu>
Date: Thu, 10 Mar 2005 21:15:11 -0800
Message-ID: <1110517915.444485@yasure>


David McWilliams wrote:

> VCS only uses the CFS when you are connecting via RAC or some other
> parallel access solution to SAN disk. We are not using Veritas' Cluster
> filesystem. We are using the ability of VCS to fail over the Oracle
> processes on one Sun server (that point to a database on shared storage
> (mounting via straight NFS, no iSCSI or FCP on the filer)), to fail the
> Oracle processes & associated moint points, etc, over to a different
> Sun server pointing to the same Oracle instance on the same shared
> storage.
>
> We are using a FAS270C, a clustered NetApp, but that doesn't help if
> the Sun server goes down.
>
> We would, though, like multiple copies, in different places, of our
> redo logs, just in case - unless there is a more clever Oracle/ NetApp
> way of doing it.
>
> David

If somewhere earlier in this thread you indicated 9i I agree with you. But if 10g I'll stand on my opinion. With RAC one shouldn't care for even an instant if the plug gets pulled from wall. It is not the server that fails over ... it is Oracle.

-- 
Daniel A. Morgan
University of Washington
damorgan_at_x.washington.edu
(replace 'x' with 'u' to respond)
Received on Thu Mar 10 2005 - 23:15:11 CST

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