Re: RAC in NAS

I am not much of a hardware person..., but I thought NAS was cheaper than SAN and SAN was better? Has that changed or is that an over simplified view?

Any bench marks comparing the two?

• Original message -------------- From: "Yavor Ivanov" <Yavor_Ivanov_at_stemo.bg>

> They are planning on 10g Release 2 (10.2.0.2).
> In fact, the IBM guys advised them to take SAN for RAC, not NAS, but the
> custumer insisted on "the latest, the best, the most expensive, cutting edge
> technology". The same is for the Oracle release - they take EE and never ask if
> Standard Edition is fine for them.
>
> Regards,
> Yavor
>
> On Wed, 26 Jul 2006 15:25:07 +0300, Nuno Souto wrote:
>
> > Yavor Ivanov wrote,on my timestamp of 26/07/2006 10:09 PM:
> >>
> >> I had a call from a custumer, who bought 2 IBM servers with x64 (4
> Xeon64 CPUs per node)
> > > architectures and NAS, seeking for RAC solution on Windows.
> > > Unfortunately, they did not ask anyone before bying the hardware and now
> they
> > have this so
> > > expensive hardware which is not supported for RAC on Windows.
> > > Oracle RAC supports only SAN on Windows. So sad.
> >
> > No, not sad. It's what Oracle supports. At most, it's terminally stupid for
> > the customer to go out and buy hardware without checking first. But
> > then again, IBM would never ask them to check firstt, selling comes before
> > all that?...
> >
> >
> >> So I was wondering, if anyone of you tried running RAC on Linux with
> NAS?
> > > Is it running, and is it supported? Unfortunltely I could not find
> > > hard statement is it working solution (and for Windows it is
> > > written that it does NOT work:
> > > http://www.oracle.com/technology/products/database/clustering/
> > > certify/tech_generic_window.html ).
> >
> > Haven't yet tried RAC on Linux with anything. Having enough trouble
> > here making vanilla 9ir2 work fine with ASSM and LOBs in Linux
> > dedicated. Let alone RAC! But that's another story: for those
> > with access to Metaclick, seek out the list of bug fixes planned
> > for 9.2.0.8, then read on the ASSM and LOB bug references there.
> > Yes, Virginia: we've just hit every single one of them!
> > Fun and games...
> >
> > I don't think NAS is supported for RAC on Linux. However, I'll stand
> > corrected if anyone knows different. As well, it might help if you give
> > us a hint on which versions of Oracle and Linux the customer is
> > planning to run? Or is that pre-determined already by
> > "oh-so-knowledgeable" IBM?
> >
>
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