[Dovecot] accumulating orphaned processes

[Timo Sirainen]

On 15.2.2013, at 23.02, Jeff Gustafson <ncjeffgus at zimage.com> wrote:

> 	I'm getting orphaned processes on our mail servers. Some machines has
> processes hanging around from a week ago. I'm running the current stable
> of dovecot 2.1.15, but the problem has been happening for a while now. I
> thought it would be good to report the issue. 
> 	I ran an strace on one of them and this is the output:
> 
> Process 21370 attached - interrupt to quit
..
> exit_group(0)                           = ?
> Process 21370 detached
> 
> 	As you can see, the process exited at that point. Any ideas?

Try getting gdb backtrace instead? 

gdb -p <pid>
bt full

Also doveconf -n output could be useful.