[Dovecot] dovecot-auth stops responding

[Timo Sirainen]

On Wed, 2009-09-09 at 14:12 -0400, Jonathan Siegle wrote:
> Running dovecot 1.2.4(imap only) on AIX out of inetd. I accept  
> passwords(PAM for auth) and kerberos tickets. Occasionally we see  
> dovecot-auth stop responding. I just kill it off and another process  
> is spawned which works fine. 

If you use PAM then I guess you should have auth worker processes too?
So one dovecot-auth and 1+ "dovecot-auth -w"? Does it help if you kill
off the worker processes? What if you kill imap-login processes instead?

> Segmentation fault in __fd_poll at 0x900000000117634 ($t1)
> 0x900000000117634 (__fd_poll+0x98) e8410028          ld   r2,0x28(r1)
> (dbx) where
> __fd_poll(??, ??, ??) at 0x900000000117634
> ioloop-poll.poll(__listptr = 0x00000001104dd330, __nfds = 145,  

This just shows that it was waiting for something to do. Does AIX have
something like strace or truss? Use it to see what's happening when a
request comes.

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