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Re: OT: Re: Can we use database with high availability in LVS cluster?

To: Stephen Zander <gibreel@xxxxxxxxx>
Subject: Re: OT: Re: Can we use database with high availability in LVS cluster?
Cc: Jeremy Hansen <jeremy@xxxxxxxxxxxxx>, Horms <horms@xxxxxxxxxxxx>, Madhav <msp@xxxxxxxxxxxx>, lvs-users@xxxxxxxxxxxxxxxxxxxxxx, linux-ha@xxxxxx
From: tc lewis <tcl@xxxxxxxxx>
Date: Fri, 31 Mar 2000 20:23:40 -0500 (EST)

On 31 Mar 2000, Stephen Zander wrote:

> Nope, you just have to endure the overhead of failure recovery before
> the secondary system is available.  You would, however, need the
> primamry box to go down or at least dismount the f/s or you have
> issues with disk cache flushing on the non-active node.  AFAIK, Oracle
> doesn't support CODA.  It certainly doesn't support NFS and anything
> else is probably more easily done with raw devices and direct physical
> access to the media (no f/s abstraction). I've not yet come across the
> Linux equivalent of Veritas under Solaris, though, so I'm not sure how
> you'd go about managing access.  SCSI sub-systems can also get very
> unhappy about multiple host initiators on a single bus.

this is why he mentioned gfs.  =)

-tcl.



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