RH 7.2 Slow POP3 and IMAP

[admin at kclinux.net]

Hmm.  That was it.  I disabled logging and it works fine.  But I could of
sworn it worked fine with the logging enabled before.  I'll dig deeper and
check to see whats going on, but thanx for the help.  Email pulls down
instantly now.

Charles Steinkuehler said:
> admin at kclinux.net wrote:
>> I just built a RH 7.2 box for a client.  Ran all the patches through
>> up2date about a week ago.  Before the updates, the box ran fine with
>> POP3 and IMAP.  I setup IDENT at the same time afterwards, but didnt
>> check POP/IMAP after that.  Then came the patches.  Now it's taking a
>> while for the email to come through. It's connects, then waits for
>> about 10 to 15 seconds, and then dumps all the email down.  Is there a
>> patch that could of screwed this up or something in IDENT that could
>> of done this?
>
> Check for any IDENT and/or DNS queries, typically fired off for logging
>  purposes whenever starting a new connection.  The 15 second delay
> makes  me think ident is the cuplrit.  Note that ident queries can be
> blocked  at either end by a firewall, so make sure you check both ends
> of the link.
>
> Most services (and service spawners, like xinetd) have flags to
> enable/disable logging remote IP, Ident, DNS lookup, etc on connection
> startup.  Make sure only what you want is enabled for fastest response
> times.
>
> --
> Charles Steinkuehler
> charles at steinkuehler.net