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Date:      Sun, 16 Nov 2008 06:40:57 -0800
From:      Jeremy Chadwick <koitsu@FreeBSD.org>
To:        Ott =?iso-8859-1?Q?K=F6stner?= <OttK@zzz.ee>
Cc:        freebsd-questions@freebsd.org
Subject:   Re: top incorrectly reporting process time
Message-ID:  <20081116144057.GA3864@icarus.home.lan>
In-Reply-To: <49202F59.7050802@zzz.ee>
References:  <49202F59.7050802@zzz.ee>

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On Sun, Nov 16, 2008 at 04:34:01PM +0200, Ott Köstner wrote:
> On several FreeBSD machines I have the following problem:

What FreeBSD version?  (It matters)

> # top -bUmysql
> last pid: 99112;  load averages:  0.22,  0.12,  0.09  up 2+06:07:05
> 16:17:43
> 132 processes: 1 running, 131 sleeping
>
> Mem: 718M Active, 2494M Inact, 455M Wired, 77M Cache, 214M Buf, 213M Free
> Swap: 4096M Total, 4096M Free
>
>
>  PID USERNAME      THR PRI NICE   SIZE    RES STATE  C   TIME   WCPU
> COMMAND
> 1079 mysql           9  20    0 81564K 60268K sigwai 1   0:01  0.00% mysqld
>
>
> ^^^^^^^
> ------------------------------------------------------------------------------------------------------------
>
> 1015 mysql           1   8    0  7056K  1368K wait   1   0:00  0.00% sh
>
>
> However mysqld time is actually
>
> # ps -ax|grep mysql
> 1015 con- I      0:00.01 /bin/sh /usr/local/bin/mysqld_safe
> --defaults-extra-file=/var/db/mysql/my.cnf
> 1079 con- S     70:03.64 [mysqld]
>                       ^^^^^^^^^^^
> ------------------------------------------------------------------------------------------------------------
>
> 99156  p0  S+     0:00.00 grep mysql
>
> Anyone who can explain this?

Does the behaviour change if you mount /proc?  (This would mainly apply
to RELENG_6 and earlier only)

-- 
| Jeremy Chadwick                                jdc at parodius.com |
| Parodius Networking                       http://www.parodius.com/ |
| UNIX Systems Administrator                  Mountain View, CA, USA |
| Making life hard for others since 1977.              PGP: 4BD6C0CB |




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