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Home » Mailing list archives » netbsd-tech-kern » 2007 » February » 21

Re: Interrupt, interrupt threads, continuations, and kernel lwps

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From: Allen Briggs <briggs@...>
To: <tech-kern@...>
Subject: Re: Interrupt, interrupt threads, continuations, and kernel lwps
Date: Wednesday, February 21, 2007 - 10:14 pm

[ trimmed cc ]

On Wed, Feb 21, 2007 at 05:57:41PM -0800, jonathan@dsg.stanford.edu wrote:

Your modest 50,000 packets/sec would presumably be on hardware that
can do interrupt coalescing, right?  Even if your outline is correct,
I would hope that you're handling more than a single packet in each
interrupt / context switch, which should reduce the number of
context switches somewhat.

-allen

-- 
Allen Briggs  |  http://www.ninthwonder.com/~briggs/  |  briggs@ninthwonder.com
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Messages in current thread:
Interrupt, interrupt threads, continuations, and kernel lwps, Matt Thomas, (Wed Feb 21, 4:08 am)
Re: Interrupt, interrupt threads, continuations, and kernel ..., Jason Thorpe, (Wed Feb 21, 2:01 pm)
Re: Interrupt, interrupt threads, continuations, and kernel ..., Andrew Doran, (Wed Feb 21, 6:51 pm)
Re: Interrupt, interrupt threads, continuations, and kernel ..., Bill Studenmund, (Wed Feb 21, 7:42 pm)
Re: Interrupt, interrupt threads, continuations, and kernel ..., , (Wed Feb 21, 9:57 pm)
Re: Interrupt, interrupt threads, continuations, and kernel ..., Andrew Doran, (Thu Feb 22, 12:16 pm)
Re: Interrupt, interrupt threads, continuations, and kernel ..., , (Thu Feb 22, 1:13 pm)
Re: Interrupt, interrupt threads, continuations, and kernel ..., Joerg Sonnenberger, (Thu Feb 22, 5:59 pm)
Re: Interrupt, interrupt threads, continuations, and kernel ..., Andrew Doran, (Thu Feb 22, 5:24 pm)
Re: Interrupt, interrupt threads, continuations, and kernel ..., Bill Studenmund, (Thu Feb 22, 1:46 pm)
Re: Interrupt, interrupt threads, continuations, and kernel ..., , (Thu Feb 22, 8:49 pm)
Re: Interrupt, interrupt threads, continuations, and kernel ..., Bill Studenmund, (Fri Feb 23, 12:27 am)
Re: Interrupt, interrupt threads, continuations, and kernel ..., David Laight, (Fri Feb 23, 5:18 pm)
Re: Interrupt, interrupt threads, continuations, and kernel ..., Bucky Katz, (Fri Feb 23, 12:37 am)
Re: Interrupt, interrupt threads, continuations, and kernel ..., Bill Studenmund, (Fri Feb 23, 1:01 am)
Re: Interrupt, interrupt threads, continuations, and kernel ..., Bucky Katz, (Fri Feb 23, 2:33 am)
Re: Interrupt, interrupt threads, continuations, and kernel ..., David Laight, (Fri Feb 23, 5:09 pm)
Re: Interrupt, interrupt threads, continuations, and kernel ..., Bucky Katz, (Fri Feb 23, 5:43 pm)
Re: Interrupt, interrupt threads, continuations, and kernel ..., , (Fri Feb 23, 6:23 pm)
Re: Interrupt, interrupt threads, continuations, and kernel ..., Bucky Katz, (Fri Feb 23, 8:00 pm)
Re: Interrupt, interrupt threads, continuations, and kernel ..., Bucky Katz, (Thu Feb 22, 9:30 pm)
Re: Interrupt, interrupt threads, continuations, and kernel ..., Jason Thorpe, (Thu Feb 22, 9:11 pm)
Re: Interrupt, interrupt threads, continuations, and kernel ..., Andrew Doran, (Thu Feb 22, 4:54 pm)
Re: Interrupt, interrupt threads, continuations, and kernel ..., M. Warner Losh, (Fri Feb 23, 2:33 pm)
Re: Interrupt, interrupt threads, continuations, and kernel ..., Lars Heidieker, (Thu Feb 22, 7:45 pm)
Re: Interrupt, interrupt threads, continuations, and kernel ..., Bill Studenmund, (Thu Feb 22, 1:48 am)
Re: Interrupt, interrupt threads, continuations, and kernel ..., Andrew Doran, (Thu Feb 22, 12:44 pm)
Re: Interrupt, interrupt threads, continuations, and kernel ..., Jason Thorpe, (Thu Feb 22, 1:24 am)
Re: Interrupt, interrupt threads, continuations, and kernel ..., Steven M. Bellovin, (Wed Feb 21, 10:21 pm)
Re: Interrupt, interrupt threads, continuations, and kernel ..., Allen Briggs, (Wed Feb 21, 10:14 pm)
Re: Interrupt, interrupt threads, continuations, and kernel ..., , (Wed Feb 21, 10:39 pm)
Re: Interrupt, interrupt threads, continuations, and kernel ..., haad, (Wed Feb 21, 7:59 pm)
Re: Interrupt, interrupt threads, continuations, and kernel ..., Andrew Doran, (Thu Feb 22, 12:51 pm)
Re: Interrupt, interrupt threads, continuations, and kernel ..., Andrew Doran, (Wed Feb 21, 6:09 am)
Re: Interrupt, interrupt threads, continuations, and kernel ..., Jason Thorpe, (Wed Feb 21, 2:05 pm)
Re: Interrupt, interrupt threads, continuations, and kernel ..., Andrew Doran, (Wed Feb 21, 6:59 pm)
Re: Interrupt, interrupt threads, continuations, and kernel ..., Jason Thorpe, (Wed Feb 21, 7:01 pm)
Re: Interrupt, interrupt threads, continuations, and kernel ..., Andrew Doran, (Wed Feb 21, 7:44 pm)
Re: Interrupt, interrupt threads, continuations, and kernel ..., Bill Studenmund, (Wed Feb 21, 1:50 pm)
Re: Interrupt, interrupt threads, continuations, and kernel ..., Andrew Doran, (Wed Feb 21, 5:12 pm)

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