[rabbitmq-discuss] After weekly log rotatation was done, the command "rabbitmqctl rotate-logs" never stop

[Matthias Radestock]

Nate,

On 28/05/13 05:32, Nate wrote:
>      I use pstack to dig the erlang procces, The log seems like the
> erlang already crash??!.

Looks like it's stuck writing the crash dump. The crash dump may have 
been triggered by the SIGUSR1 - that's what it is supposed to to do - or 
perhaps the process was stuck in that code already.

> Are there any other hint can help to track this issue?

As I said...

>     I suggest you "walk up the call stack" of the ps output you posted
>     initially and manually run the log rotation commands, to check whether
>     any of them get stuck, e.g.
>
>     /bin/sh /usr/sbin/rabbitmqctl rotate_logs
>     /bin/sh /etc/init.d/rabbitmq-server rotate-logs
>     /bin/sh /sbin/service rabbitmq-server rotate-logs
>     sh -c ? /sbin/service rabbitmq-server rotate-logs > /dev/null? ?
>     (hmm, what's with those question marks? are they placeholders for
>     something?)
>     /usr/sbin/logrotate /etc/logrotate.conf
>     /bin/sh /etc/cron.daily/logrotate
>     /bin/bash /usr/bin/run-parts /etc/cron.daily

Regards,

Matthias.