Serious problem with performance in sendmail-8.14.1

Mikkel L. Ellertson mikkel at infinity-ltd.com
Mon Nov 12 03:52:05 UTC 2007


Tony Nelson wrote:
> At 1:23 PM -0500 11/11/07, Mailing List Receiver wrote:
>> 100 Outgoing emails, avg. size 2k
>>
>> sendmail-8.13.8-2: 2 min., 10 sec.
>> sendmail-8.14.1-4.2: 1 hour, 20 min.
>>
>> Fedora Core 6, properly configured DNS
>> mx record lookup takes 0.015 to 0.030 sec. on both
>>
>> No throttling by ISP, 4-T1 pipe.
>> Problem appeared after the last sendmail update.
> 
> Take a look at /etc/mail/maillog.  Compare with an older log using the old
> Sendmail.
From the timing, it almost looks like an identify timeout problem.
Is it possible that you made changes to your firewall settings? A
change from reject to drop on port 2987? (identify) I think I have
the correct service...

Mikkel
-- 

  Do not meddle in the affairs of dragons,
for thou art crunchy and taste good with Ketchup!

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