Re: Purchasing RAC

My mistake ‹ CFS is part of DBE/AC, which I didnšt realize, based on what seems to have been an erroneous responde we got in a TAR...

Sorry about that...

on 5/16/03 6:31 AM, Loughmiller, Greg at Greg.Loughmiller_at_cingular.com wrote:

> we used Veritas CFS back in November... And Oracle certified the
> infrastructure and implementation.
> greg
>
> -----Original Message-----
> From: Freeman Robert - IL [mailto:FREEMANR_at_tusc.com]
> Sent: Thursday, May 15, 2003 4:08 PM
> To: Multiple recipients of list ORACLE-L
> Subject: RE: Purchasing RAC
>
>
> You scared me Tim.... Veritas DBE/AC 3.5 is certified.
>
> RF
>
> -----Original Message-----
> To: Multiple recipients of list ORACLE-L
> Sent: 5/15/2003 11:26 AM
>
> As of last month, your only option is "raw" logical volumes on Solaris
> platforms. That may have changed in the past few weeks, as Veritas is
> purported to be "very close" to getting its clustered file system
> certified on Oracle9i RAC, but I just checked the MetaLink certification
> pages and nothing new has been added. You can log a TAR on this if you
> like...
>
> ---
>
> You've only got a few options for clustering software: either
> SunCluster v3.0 or Veritas Database Edition/Advanced Cluster (DBE/AC)
> v3.5. I think that there are Fujitsu-Siemens and Toshiba clustering
> software options that are also certified, but I'm guessing you're not
> going there? I mean, I didn't see anything in your configuration that
> indicated that you might go there, but I could be wrong... :-)
>
> Once you've chosen the clustering software, then it's time to choose the
> logical volume manager. This is the easy part. There is only one
> choice: Veritas VxVM/CVM. The only other possible option, Solaris
> Solstice Disk Suite (SDS in Sol8, a.k.a. Solaris Volume Manager or SVM
> in Sol9), is not capable of presenting logical volumes to clustered
> servers. Maybe in Solaris10? :-)
>
> OK, you've got the clustering software and a logical volume manager.
> With regards to any available clustered file systems to put atop your
> logical volumes, Veritas again might be your only option (as mentioned
> above), but check with Oracle Support first. Don't bother checking with
> Veritas; they'll tell you "Absolutely! It works great!". Also, Sun
> might try to tell you that their GFS filesystem is certified for use
> with RAC (they even have an internally released document stating this),
> but that is also completely incorrect. Oracle Support has not only said
> that it does not support GFS now, but that it will never support GFS in
> the future. So Sun can say all they like, but it ain't gonna happen...
>
> My recommendation? Either Veritas DBE/AC or SunCluster for the
> clustering software, and then (of course) VxVM/CVM for volume manager.
> Don't bother with clustered file systems unless you like testing other
> people's just-certified software... :-)
>
> Hope this helps...
>
>
> on 5/15/03 7:31 AM, laura pena at lizzpenaorclgrp_at_yahoo.com wrote:
>
>
>
> Seems we are getting a killer deal for purchasing RAC with Oracle9i.
>
> We currently have purchased (2) SunFire 280 (Soalris) that will have a
> SAN connection to our Xiotech machine.
>
> My question is do we need to purchase a clustering file system solution
> to run RAC? ie. Veritas cluster filesystem? If so, what else may need to
> be purchased?
>
> Our Xiotech is shared with other applications, will this be a problem if
> implementing a RAC solution on it?
>
>
> Thanks in advance.
> -Lizz
>
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