Re: About parallel server

Digital Equipment Corp. (DEC) had functional VAX-Clusters in the early 1980's and did NOT use raw devices. The VAX-Clusters used the same filesystem as stand-alone VAX systems used!

So Compaq has it today on their "legacy" VMS systems.

Richard Ji wrote:
>
> A couple of years ago, no vendor has a distributed file system (one that
> will let all nodes in a cluster to mount and access the same file system
>simultaneously).
> And that's why we had to use raw device. Maybe DG had it? So which vendor
> has it then and who has it now?
>
> Richard Ji
>
> >>> jkstill_at_cybcon.com 06/01/01 12:44PM >>>
> On Thursday 31 May 2001 13:09, sheisey_at_att.net wrote:
> >So whether you are using 7, 8, 8i, 9i you can use
> > filesystems for OPS (RAC) if the OS supports multiple
> > concurrent mounts on the same filesystem from multiple
> > nodes.
>
> Scott,
>
> Thanks for answering a question I asked Oracle several
> years ago. Tried and tried, could never get an answer.
>
> We were considering OPS on DG Aviion Systems using
> Clariion RAID ( now owned by EMC I believe ) and that
> system did share filesystems between nodes. ( OS was DG/UX )
>
> Never could get an answer from anyone on whether we
> would be required to used raw with this setup. I suspected
> that it would not be necessary.
>
> Now 6 years later, I get my answer. :)
>
> Jared
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