From: "Chad N. Tindel" <chad@tindel.net>
To: Chris Friesen <cfriesen@nortel.com>
Cc: Mike Galbraith <EFAULT@gmx.de>,
akpm@osdl.org, linux-kernel@vger.kernel.org
Subject: Re: Xterm Hangs - Possible scheduler defect?
Date: Thu, 24 Feb 2005 13:38:51 -0500 [thread overview]
Message-ID: <20050224183851.GA24359@calma.pair.com> (raw)
In-Reply-To: <421E1AC1.1020901@nortel.com>
> Low-latency userspace apps. The audio guys, for instance, are trying to
> get latencies down to the 100us range.
>
> If random kernel threads can preempt userspace at any time, they wreak
> havoc with latency as seen by userspace.
Come now. There is no such thing as a random kernel thread. Any General
Purpose kernel needs the ability to do work that keeps the entire system from
grinding to a halt.
Chad
next prev parent reply other threads:[~2005-02-24 18:40 UTC|newest]
Thread overview: 33+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <20050224075756.GA18639@calma.pair.com>
[not found] ` <30111.1109237503@www1.gmx.net>
2005-02-24 17:53 ` Xterm Hangs - Possible scheduler defect? Chad N. Tindel
2005-02-24 18:19 ` Chris Friesen
2005-02-24 18:38 ` Chad N. Tindel [this message]
2005-02-24 19:04 ` Paulo Marques
2005-02-24 19:22 ` Chad N. Tindel
2005-02-24 19:46 ` Chris Friesen
2005-02-24 20:08 ` Chad N. Tindel
2005-02-24 20:29 ` Chris Friesen
2005-02-25 0:51 ` Ingo Oeser
2005-02-25 15:12 ` Chris Friesen
2005-02-25 15:39 ` Ingo Oeser
2005-02-25 15:53 ` Paulo Marques
2005-02-25 16:24 ` Lee Revell
2005-02-25 17:07 ` Chris Friesen
2005-02-24 19:52 ` Barry K. Nathan
2005-02-25 20:25 ` Helge Hafting
2005-02-25 21:02 ` Chad N. Tindel
2005-02-25 23:24 ` Lee Revell
2005-02-26 11:58 ` Helge Hafting
2005-02-25 4:25 ` Mike Galbraith
2005-02-23 23:06 Chad N. Tindel
2005-02-24 2:36 ` Andrew Morton
2005-02-24 5:23 ` Chad N. Tindel
2005-02-24 6:50 ` Andrew Morton
2005-02-24 5:26 ` Chad N. Tindel
2005-02-24 13:25 ` Helge Hafting
2005-02-24 17:33 ` Chad N. Tindel
2005-02-24 22:25 ` Peter Chubb
2005-02-24 22:40 ` Chad N. Tindel
2005-02-24 23:00 ` Andrew Morton
2005-02-24 23:22 ` Chris Friesen
2005-02-24 23:32 ` Andrew Morton
2005-02-25 0:47 ` Kyle Moffett
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