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Date: Mon, 6 Feb 2012 00:08:55 -0700 (MST)
From: Warren Block <wblock@wonkity.com>
To: Torfinn Ingolfsen <torfinn.ingolfsen@broadpark.no>
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Cc: freebsd-stable@freebsd.org
Subject: Re: FreeBSD 8.2-stable: devd fails to restart
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On Sat, 4 Feb 2012, Torfinn Ingolfsen wrote:

> On Sat, 04 Feb 2012 10:34:19 -0700 (MST)
> Warren Block <wblock@wonkity.com> wrote:
>
>>
>> Possibly relevant:
>> http://www.freebsd.org/cgi/query-pr.cgi?pr=140462&cat=
>>
>> (Using DHCP from /etc/rc.conf leaves a lock on devd.pid.  SYNCDHCP does
>> not.)
>>
>> And the thread:
>> http://lists.freebsd.org/pipermail/freebsd-current/2009-October/012749.html
>
> Yes, it seems to be that problem. Tested on my other machine, which hasn't changed since the problem was discovered:
> root@kg-v7# service devd status
> devd is not running.
> root@kg-v7# ll /var/run/devd.pid
> -rw-------  1 root  wheel  3 Jan 12 20:40 /var/run/devd.pid
> root@kg-v7# lsof /var/run/devd.pid
> COMMAND   PID  USER   FD   TYPE DEVICE SIZE/OFF   NODE NAME
> dhclient 1075  root    5w  VREG   0,70        3 918547 /var/run/devd.pid
> dhclient 1091 _dhcp    5w  VREG   0,70        3 918547 /var/run/devd.pid
> root@kg-v7#
>
> So, if this was worked on back in 2009, why isn't fixed yet?

I switched to using SYNCDHCP which avoids the problem, didn't enter a 
PR, and quickly forgot about it.  It would be nice to have it fixed.