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Re: Oracle Parallel Server

From: Howard J. Rogers <dba_at_hjrdba.com>
Date: Thu, 11 Jul 2002 14:46:33 +1000
Message-ID: <agj2hu$23f$1@lust.ihug.co.nz>


Oh, I wasn't knocking it at all. Too right it was impressive. I just rather had the impression that the 10-node limit was inherent to Limux, and hence was warning about it, but I'm sorry if I got that wrong.

Regards
HJR "Pete Sharman" <peter.sharman_at_oracle.com> wrote in message news:agj0qs0170m_at_drn.newsguy.com...
> In article <agivat$upm$1_at_lust.ihug.co.nz>, "Howard says...
> >
> >The OakTable group recently had a very impressive demonstration of RACing
> >(if that's a verb -Oh well, it is now. OED... here I come!!) 10 Linux
> >laptops together. If I've read my email correctly, they couldn't RAC 11
of
> >them together, because there's an issue with Oracle whereby the 11th
joining
> >causes the 1st to drop out (something like that, anyway).
> >
> >Whether this is an inherent limitation of RAC on all platforms, or
whether
> >it's just a Linux thing, I couldn't say (but someone will!). On the other
> >hand, you might be thinking that a 10-way RAC is way too big for the
> >projects you have in mind, so what the heck?!
> >
> >Regards
> >HJR
>
> OK so someone will. We're still investigating why the OakTable cluster
fell
> over, but it's neither a Linux thing (can support up to 32 nodes) or an
inherent
> RAC thing. As a matter of fact, I think it's a damn good proof point of
both
> the technology and James Morle's technical nous that it even got that far.
> Remember what they did was to boot 10 random laptops off a Linux CD and
cluster
> them to a NetApp storage device. The laptops were whatever OracleWorld
> Copenhagen attendees had with them, so they were from a variety of
hardware
> vendors. From memory, it was RedHat 7.2 and 9.2 of the database. Getting
it to
> even work it just amazing! Funniest thing about it was the photo I got
sent
> showing all these laptops open, but on their sides, in the cluster!
> >
> >
> >"Jay Strauss" <me_at_heyjay.com> wrote in message
> >news:agijfd$j3j$1_at_bob.news.rcn.net...
> >> Hi,
> >>
> >> My client may want to implement parallel server. They are (sorta) an
HP
> >> shop. But Oracle has been promoting RACs on Linux as a very cost
> >effective
> >> solution. Anyone ever implement upon Linux, Pros/Cons? Other
platforms
> >> Pros/Cons?
> >>
> >> Thanks
> >> Jay
> >>
> >>
> >
> >
>
> HTH. Additions and corrections welcome.
>
> Pete
>
> SELECT standard_disclaimer, witty_remark FROM company_requirements;
>
Received on Wed Jul 10 2002 - 23:46:33 CDT

Original text of this message

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