From: Thomas Dickey <dickey@radix.net>
To: Linux Kernel <linux-kernel@vger.kernel.org>
Cc: Keith Packard <keith.packard@intel.com>
Subject: Re: [patch] CFS scheduler, -v18
Date: Thu, 5 Jul 2007 09:29:14 -0400 [thread overview]
Message-ID: <20070705132914.GA9003@saltmine.radix.net> (raw)
In-Reply-To: <8CLCt-vX-3@gated-at.bofh.it>
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On Tue, Jul 03, 2007 at 10:10:05AM +0200, Keith Packard wrote:
> On Tue, 2007-07-03 at 09:22 +0200, Ingo Molnar wrote:
>
> > which allows xterm-spam (attached) to easily flood the xterm (without
> > any scrolling that would act as a throttle) and the xterm to flood Xorg.
...deleting the offhand remarks
...here's a little content:
> And, as the kernel will not buffer more than 4095 bytes from a pty,
> there isn't any way it will ever read 4096 bytes.
The sched_yield() call was added to address problems in an earlier
2.6.x kernel (and the report then stated that it could read more than
4096 because it would have to perform several reads to keep up with
a burst of output).
...deleting the other offhand remarks
--
Thomas E. Dickey
http://invisible-island.net
ftp://invisible-island.net
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next parent reply other threads:[~2007-07-05 13:58 UTC|newest]
Thread overview: 43+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <8yZun-1bO-5@gated-at.bofh.it>
[not found] ` <8CszT-4hd-11@gated-at.bofh.it>
[not found] ` <8CtPi-6qj-9@gated-at.bofh.it>
[not found] ` <8Cus1-7eL-11@gated-at.bofh.it>
[not found] ` <8CwtU-1Z5-3@gated-at.bofh.it>
[not found] ` <8Cxgd-3fN-9@gated-at.bofh.it>
[not found] ` <8CKQ8-7HN-13@gated-at.bofh.it>
[not found] ` <8CKZV-7Ur-11@gated-at.bofh.it>
[not found] ` <8CLCt-vX-3@gated-at.bofh.it>
2007-07-05 13:29 ` Thomas Dickey [this message]
[not found] ` <8CM5x-19K-3@gated-at.bofh.it>
2007-07-05 13:39 ` Thomas Dickey
2007-06-22 22:02 Ingo Molnar
2007-06-22 22:09 ` S.Çağlar Onur
2007-06-22 22:16 ` S.Çağlar Onur
2007-06-22 22:20 ` Ingo Molnar
2007-06-26 3:02 ` Andrew Morton
2007-06-26 8:38 ` Ingo Molnar
2007-06-26 9:00 ` Andrew Morton
2007-06-26 9:38 ` Ingo Molnar
2007-06-22 23:08 ` Gene Heskett
2007-06-23 7:11 ` Ingo Molnar
2007-06-23 9:55 ` Gene Heskett
2007-06-23 10:22 ` Antonino Ingargiola
2007-06-23 17:25 ` Ingo Molnar
2007-06-24 10:02 ` Antonino Ingargiola
2007-06-24 11:07 ` Ingo Molnar
2007-06-25 7:27 ` Antonino Ingargiola
2007-06-23 13:24 ` Willy Tarreau
2007-06-24 15:52 ` Ingo Molnar
2007-06-24 17:08 ` Willy Tarreau
2007-06-24 20:31 ` Ingo Molnar
2007-06-26 20:17 ` Fortier,Vincent [Montreal]
2007-06-27 10:51 ` Ingo Molnar
2007-06-30 21:06 ` Willy Tarreau
2007-07-01 8:31 ` Ingo Molnar
2007-07-01 8:45 ` Ingo Molnar
2007-07-01 9:00 ` Willy Tarreau
2007-07-02 11:44 ` Vegard Nossum
2007-07-02 13:01 ` Dmitry Adamushko
2007-07-02 13:43 ` Vegard Nossum
2007-07-02 15:50 ` Ingo Molnar
2007-07-02 16:40 ` Vegard Nossum
2007-07-02 18:13 ` Ingo Molnar
2007-07-03 7:01 ` Vegard Nossum
2007-07-03 7:12 ` Mike Galbraith
2007-07-03 7:22 ` Ingo Molnar
2007-07-03 8:08 ` Keith Packard
2007-07-03 8:31 ` Ingo Molnar
2007-07-04 12:11 ` Andi Kleen
2007-07-02 14:13 ` Bill Davidsen
2007-07-03 7:15 ` Ingo Molnar
2007-07-03 9:11 ` Vegard Nossum
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