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From: erik quanstrom <quanstro@coraid.com>
To: 9fans@cse.psu.edu
Subject: Re: [9fans] snoopy oddity
Date: Mon, 22 Jan 2007 17:06:17 -0500	[thread overview]
Message-ID: <15b23f02d7799ffd243fcc875f0df93c@coraid.com> (raw)
In-Reply-To: <ee9e417a0701221328k74e65b5r5f040e67cf962@mail.gmail.com>

doesn't the size of the snoopy queue need to be somewhat 
proportional to the speed of the connection?  a gigabit connection, for eaxmple, could overrun 
QMAX in 520µs.

- erik

On Mon Jan 22 16:30:52 EST 2007, rsc@swtch.com wrote:
> > so i would assume that this isn't going to work very well for
> > high bandwidth, scaled tcp connections?
> 
> like i said before, it all depends on how fast you can run snoopy.
> 
> if you are maxing out the machine doing tcp, there is not going
> to be much left for snoopy.  other ways to avoid losing packets
> include running snoopy redirected into a file (don't get stuck waiting
> for the window system to scroll the window) or running with the -d
> flag (avoid the overhead of formatting the packets for display).
> 
> russ


  reply	other threads:[~2007-01-22 22:06 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2007-01-22 16:23 erik quanstrom
2007-01-22 16:54 ` Russ Cox
2007-01-22 18:34   ` erik quanstrom
2007-01-22 21:28     ` Russ Cox
2007-01-22 22:06       ` erik quanstrom [this message]
2007-01-23 18:14         ` ron minnich

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