Re: raw vs. file - any numbers

Looks like we might be heading that way (Parallel Server that is)...

Thanks for the input
JB
  "Jerry Gitomer" <jgitomer_at_hbsrx.com> wrote:
> Hi John,
>
> I have seen (damned if I remember where) a report that stated for IBM
> Logical Volume Management on SSAs the performance difference ranges from 2%
> to 5%. My conclusion was that it doesn't pay to use RAW unless you want to
> run Parallel Server (in which case you must use RAW).
>
> regards
>
> Jerry Gitomer
> ----------------------------------------------------------------------------
> ---------
>
> johnbishop_at_atl.mediaone.net wrote in message
> <7g73a3$2no$1_at_nnrp1.dejanews.com>...
> >Does anyone have any numbers that they can share regarding the perfomance
> >increases of raw vs file. I've found that on EMC and other disk farms, raw
> >makes no difference.
> >
> >However, now I'm working on IBM SSA devices. I want to know if the
> difference
> >is significant without spending a lot of time measuring, calculating,
> >formatting numbers...
> >
> >Thanks,
> >
> >JB
> >
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>
>

-----------== Posted via Deja News, The Discussion Network ==---------- http://www.dejanews.com/ Search, Read, Discuss, or Start Your Own Received on Wed May 05 1999 - 11:49:33 CDT