Russ Allbery wrote:
> Esther Filderman <[EMAIL PROTECTED]> writes:
>
> > Current vice cache: 800M
>
> > Currently, only 680M is being used, but people do move huge datasets
> > around this system from time to time. We tried more, we tried
> > less. 800M is what we settled on.
>
> I'm surprised to see someone using a cache that large. Our experience had
> been that the cache search time got extremely bad with large caches and
> that performance actually increased with a smaller cache size. What block
> size are you using with that cache?
>
> --
> Russ Allbery ([EMAIL PROTECTED]) <URL:http://www.eyrie.org/~eagle/>
Russ, Esther,
Thanks for your replies. Russ' answer has me even more curious as to
whether
a copy of the whole file sits in the cache? I would tend to assume not from
his answer,
but I'm hoping to get a definitive answer on this. We have users who will be
loading libraries up to one gig.
--
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Morris Strongson, RHIC, USAtlas Projects Telephone: (516)344-4192
Information Technology Division (fka CCD) Facsimile: (516)344-7688
Brookhaven National Laboratory Internet: [EMAIL PROTECTED]
Building 515, Upton, NY 11973-5000 WWW: http://www.ccd.bnl.gov/
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