[Dovecot] Is "Resource temporarily unavailable" an old problem?

Timo Sirainen tss at iki.fi
Sat Nov 18 22:11:31 UTC 2006

On Sat, 2006-11-18 at 23:12 +0200, Timo Sirainen wrote:
> On Mon, 2006-11-13 at 22:39 -0300, Ricardo Dias Campos wrote:
> > Then a new problem arose: the time between hang-ups begun to diminish.
> > Trying to find why I discovered that the number or dovecot-auth processes
> > was too high (last time I got 169 processes, a lot of them <defuncts>). It
> > seems that, if I kill all these processes, it takes more time before it
> > hangs again.
> Well, this is your problem. I guess you're using PAM? So it sounds like
> you're using some PAM plugin which hangs and causes Dovecot to break.
> > As I said, I'm using Fedora 5 and the version distributed with it
> > was dovecot-1.0-0.beta2.7.i386. I upgraded it to
> > dovecot-1.0-0.beta8.2.fc5.i386. 
> beta8 is half a year old, and I've done several fixes since then.
> Upgrading might help, but I think it's a problem with your PAM
> configuration anyway.

Actually if it's only the <defunct> processes that keep adding up, then
it's a bug in dovecot-auth. I haven't heard of this happening with newer
1.0rcs, so I'd suggest upgrading first.
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