[Mimedefang] Bigger MAX_QUEUE_SIZE, why is there a hardcoded limit ?

Martin Blapp mb at imp.ch
Wed Aug 8 15:10:43 EDT 2007


> That's not the socket listen queue size.  It's the MIMEDefang

Ah ok :)

> "maximum-number-of-queued-pending-requests" limit.  Anything higher than
> 128 is ridiculous; a queue size consistently over even 20 or so means
> your machine is overloaded.

Hmm. I have seen a queue overflow in various situations, for example
when dns servers where unreachable or a database table has a lock at
some table during a fixed time. A limit of 256 queue entries helps
to work around those situations.


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