[RP-PPPoE] pppd zombies on k3.x with rp-pppoe 2.11 beta

[Sascha W.]

hi,

im managed to add strace and get a trace on 2 clients connecting and
leaving zombies with
"./strace -D -f -r -o test.log pppoe-server -k -I br0 -L 10.0.0.17 -i -x
0 -N 2 -R 10.0.0.30-31 -X /var/run/pppoeserver.pid"

see attachment.

i hope this helps.

if you need additional info dont hesitate to ask me.


regards
sash




Am 30.07.2012 23:13, schrieb Sascha W.:
> again sorry.
>
> but we have no pstree comand available.
>
> its hard...i know ;-)
>
>
> sash
>
>
> btw brainslayer found a endian detction bug which i will provide u a
> patch for.
>
>
>
>
>
>
> Am 30.07.2012 22:45, schrieb David F. Skoll:
>> On Mon, 30 Jul 2012 22:37:04 +0200
>> "Sascha W." <master.b.at.raven at chefmail.de> wrote:
>>
>>> translated: its not the pppd process. a pppoeserver subprocess dies
>>> and doesnt kill his pppd partner so he becomes zombie.
>> Unlikely.  pppoe-server forks, but then the child process immediately
>> execs pppd.  So there are only two processes: The parent pppoe-server
>> process and the child pppd process.
>>
>> If the pppd process exits, the parent pppoe-server should get SIGCHLD and
>> clean up.  If the parent pppoe-server process is terminated, then all of
>> its children become children of init and should get cleaned up.
>>
>> Maybe you could post the output of:
>>
>>       pstree -p -l
>>
>> so we can see the parent and child process relationships?
>>
>> Regards,
>>
>> David.
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