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From: Russ Cox <rsc@swt...>
Subject: Why are some apps so slow?
Date: Sat, 23 Sep 2006 09:32:17 -0400

> Anyone actually studied this? Anyone considered replacing this with, say,
> put/get rpcs that do it all? In some cases there are multiple read (or write),
> rounds, but many times, I see the 4 rpcs just to get a bunch of bytes.
> This was a concern for us while using omero across slow network links.

Of course, one easy solution to this is to keep the file descriptor
open for more than one read or write.  Then it's just one round trip.

Russ