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From: andrey mirtchovski <andrey@lanl.gov>
To: 9fans@cse.psu.edu
Subject: Re: [9fans] network throughput measurements
Date: Fri,  8 Mar 2002 15:19:16 -0700	[thread overview]
Message-ID: <20020308221723.6418419980@mail.cse.psu.edu> (raw)

> I'm not complaining, I like seeing numbers.  However, these two statements
> don't jibe.

that was an example of future creep :) it started simple
but then someone thought 'why not try with more data' and
then 'why not try with more iterations to make sure'...


> want to do to improve the numbers for plan 9, we can do it trivially by
> just making sure we buffer all the 1 byte writes before sending anything
>  out.  Then you're just measuring the time for 10000 1 byte writes which is
> moderately quick.  However, I suspect that's not what you want to speed
> up.  I suspect that the BSD stack is doing significantly better than we are
> at ganging bytes/packet and hence causes fewer interrupts, runs up the IP
> stack, system calls, etc.

we discussed that here and came to pretty much the same conclusion...




             reply	other threads:[~2002-03-08 22:19 UTC|newest]

Thread overview: 7+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2002-03-08 22:19 andrey mirtchovski [this message]
  -- strict thread matches above, loose matches on Subject: below --
2002-03-08 22:27 presotto
2002-03-08 21:46 presotto
2002-03-08 22:14 ` Ronald G Minnich
2002-03-08 21:29 andrey mirtchovski
2002-03-08 21:14 presotto
2002-03-08 21:07 andrey mirtchovski

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