From: Andi Kleen <andi@firstfloor.org>
To: Alan Cox <alan@lxorguk.ukuu.org.uk>
Cc: "Joe Peterson" <joe@skyrush.com>,
"Elias Oltmanns" <eo@nebensachen.de>,
"Török Edwin" <edwintorok@gmail.com>,
"Linux Kernel" <linux-kernel@vger.kernel.org>
Subject: Re: Ctrl+C doesn't interrupt process waiting for I/O
Date: Sat, 05 Jul 2008 13:00:13 +0200 [thread overview]
Message-ID: <486F543D.8010409@firstfloor.org> (raw)
In-Reply-To: <20080705113434.41109492@lxorguk.ukuu.org.uk>
Alan Cox wrote:
>> So what kind of data do you want? Someone watching a wallclock while
>> comparing Ctrl-Z+kill versus Ctrl-C on a IO intensive process?
>
> Latency traces with timestamps might be quite useful, they'd probably
> also tell you why it happened.
Ok so you're asking someone else to debug it.
I can't reproduce it, nobody has provided
> numbers so even if I wanted to work on it I couldn't do much.
Well we had a patch (although I haven't tried it yet)
http://marc.info/?l=linux-kernel&m=121489861508496&w=2
Is that not concrete enough?
> Instead I have lots of real tty, ATA and other work that needs doing
> which has quantified data,
All the reporters provided time stamp traces? @)
-Andi
next prev parent reply other threads:[~2008-07-05 11:00 UTC|newest]
Thread overview: 47+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-06-28 10:38 Ctrl+C doesn't interrupt process waiting for I/O Török Edwin
2008-06-29 2:44 ` Jeremy Fitzhardinge
2008-06-29 2:45 ` Jeremy Fitzhardinge
2008-06-29 3:42 ` Avi Kivity
2008-06-29 5:13 ` Jeremy Fitzhardinge
2008-06-29 5:39 ` Avi Kivity
2008-06-29 6:25 ` Jeremy Fitzhardinge
2008-06-29 7:45 ` Török Edwin
2008-06-29 23:57 ` Bill Davidsen
2008-06-29 12:37 ` Alan Cox
2008-06-30 17:35 ` J. Bruce Fields
2008-06-29 7:09 ` Török Edwin
2008-06-29 7:23 ` David Newall
2008-06-29 12:10 ` Andi Kleen
2008-06-29 16:02 ` Jeremy Fitzhardinge
2008-06-30 10:30 ` Helge Hafting
2008-07-01 7:47 ` Elias Oltmanns
2008-07-01 8:02 ` Elias Oltmanns
2008-07-01 8:28 ` Török Edwin
2008-07-01 9:59 ` Elias Oltmanns
2008-07-01 12:07 ` Joe Peterson
2008-07-01 8:50 ` David Newall
2008-07-01 9:01 ` Török Edwin
2008-07-01 9:12 ` David Newall
2008-07-01 14:12 ` Joe Peterson
2008-07-01 14:48 ` Elias Oltmanns
2008-07-01 16:27 ` Joe Peterson
2008-07-02 21:26 ` Joe Peterson
2008-07-04 20:10 ` Joe Peterson
2008-07-04 20:23 ` Alan Cox
2008-07-04 21:17 ` Joe Peterson
2008-07-11 14:47 ` Alan Cox
2008-07-12 0:44 ` Joe Peterson
2008-07-12 10:37 ` Alan Cox
2008-07-04 21:21 ` Andi Kleen
2008-07-04 21:14 ` Alan Cox
2008-07-04 21:36 ` Andi Kleen
2008-07-04 21:44 ` Alan Cox
2008-07-04 22:09 ` Andi Kleen
2008-07-05 10:34 ` Alan Cox
2008-07-05 11:00 ` Andi Kleen [this message]
2008-07-05 11:34 ` Alan Cox
2008-07-05 12:49 ` Elias Oltmanns
2008-07-05 14:01 ` Andi Kleen
2008-07-05 19:58 ` Joe Peterson
2008-07-06 8:28 ` Elias Oltmanns
-- strict thread matches above, loose matches on Subject: below --
2008-07-03 0:59 Matthew Wilcox
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