Nicholas M. Kirsch
nkirsch at isilon.com
Thu Jul 10 17:17:18 GMT 2003
> Is it likely that multiple clients will request the same data? If that is
> the case, won't the server cache help you deliver better performance?
> Of course, once enough clients are asking for enough files, or the total
> file size is larger than the cache (and FreeBSD has some limitations in
> that area ATM), then you are back to reading from disk/iSCSI or wherever.
I agree a cache is very helpful -- however I am specifically interested in
improving single-stream cached performance -- so the disk is not a
bottleneck in this case.
> CIFS is a request response protocol and I believe that the redirector is
> synchronous, in that it will not initiate read requests in an async
> fashion. The best you can do is push the read block size up to the max,
> and I am not sure if Windows supports that. The max is 128kB per read.
Hmm. This seems to be my limiting factor. I will research in this area.
Thank you very much for your help.
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