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From: "Miquel van Smoorenburg" <miquels@cistron.nl>
To: linux-kernel@vger.kernel.org
Subject: Re: Pipes and fd question. Large amounts of data.
Date: Sun, 30 Jan 2005 19:41:38 +0000 (UTC)	[thread overview]
Message-ID: <ctjd9i$mvf$2@news.cistron.nl> (raw)
In-Reply-To: 200501301115.59532.ods15@ods15.dyndns.org

In article <200501301115.59532.ods15@ods15.dyndns.org>,
Oded Shimon  <ods15@ods15.dyndns.org> wrote:
>I have implemented this, but it has a major disadvantage - every 'write()' 
>only write 4k at a time, never more, because of how non-blocking pipes are 
>done. at 20,000 context switches a second, this method reaches barely 10mb a 
>second, if not less.

If you're using pipe(), you might want to try socketpair()
instead. You can setsockopt() SO_RCVBUF and SO_SNDBUF to
large values if you want.

Mike.


      parent reply	other threads:[~2005-01-30 19:41 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2005-01-30  9:15 Pipes and fd question. Large amounts of data Oded Shimon
     [not found] ` <200501300941.45554.miles@milessabin.com>
2005-01-30 10:48   ` Oded Shimon
2005-01-31 15:02     ` Chris Friesen
2005-01-31 15:14       ` Oded Shimon
2005-01-30 19:41 ` Miquel van Smoorenburg [this message]

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