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Bug#477087: marked as forwarded (latencytop: Occasionally shows bogus l

Subject: Bug#477087: marked as forwarded latencytop: Occasionally shows bogus latencies (saw this happen once)
From: Debian Bug Tracking System
Date: Tue, 22 Apr 2008 06:30:21 +0000
Your message dated Tue, 22 Apr 2008 08:29:11 +0200
with message-id <[email protected]>
has caused the   report #477087,
regarding latencytop: Occasionally shows bogus latencies (saw this happen once)
to be marked as having been forwarded to the upstream software
author(s) Arjan van de Ven <[email protected]>

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-- 
477087: http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=477087
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--- Begin Message ---
Subject: Re: Bug#477087: latencytop: Occasionally shows bogus latencies saw this happen once
From: Giacomo Catenazzi
Date: Tue, 22 Apr 2008 08:29:11 +0200
Hello Arjan, hello Sami,

an other bug report from Sami, this seems a real bug, for you ;-)

FYI: there is a third bug from Sami, about documentation, I don't think
you need to care it, but I'll handle it. But for information it is in:
http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=476769

ciao
        cate


Sami Liedes wrote:
> Package: latencytop
> Version: 0.3-4
> Severity: minor
> 
> Hi,
> 
> I saw latencytop give this output, which is obviously wrong.
> Unfortunately I don't know how to reproduce it, but just to document
> this (copy-pasted from the curses display):
> 
> ------------------------------------------------------------
> Cause                                                Maximum     Percentage
> do_select core_sys_select sys_select system_call_a18446744072100168.0 msec    
>     -871190248744.9 %
> fsync() on a file                                 2334.6 msec         -0.2 %
> Writing buffer to disk (synchronous)              1347.4 msec         -0.1 %
> Scheduler: waiting for cpu                         67.3 msec         -0.4 %
> Reading EXT3 indirect blocks                       51.1 msec         -0.0 %
> Executing a program                                21.7 msec         -0.0 %
> Deleting an inode                                  19.9 msec         -0.0 %
> Writing a page to disk                             16.0 msec         -0.0 %
> EXT3 Creating a file                               14.3 msec         -0.0 %
> ------------------------------------------------------------
> 
> 
> -- System Information:
> Debian Release: lenny/sid
>   APT prefers unstable
>   APT policy: (500, 'unstable'), (500, 'testing')
> Architecture: amd64 (x86_64)
> 
> Kernel: Linux 2.6.25 (SMP w/4 CPU cores; PREEMPT)
> Locale: LANG=C, [email protected] (charmap=ISO-8859-15)
> Shell: /bin/sh linked to /bin/bash
> 
> Versions of packages latencytop depends on:
> ii  libc6                     2.7-10         GNU C Library: Shared libraries
> ii  libglib2.0-0              2.16.3-2       The GLib library of C routines
> ii  libncursesw5              5.6+20080405-1 Shared libraries for terminal 
> hand
> 
> latencytop recommends no packages.
> 
> -- no debconf information



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