[BlueOnyx:06828] Re: slow Sendmail response

[Gustavo Silva]

Em 28-03-2011 17:31, Chris Gebhardt - VIRTBIZ Internet escreveu:
> Roy Urick wrote:
>> After migrating from a low powered BQ box to an overpowered BO box, my
>> users have reported that Sendmail is incredibly slow to respond. They
>> noted that emails sit in their outlook outbox for quite a while before
>> transferring over.
>>
>>
>>
>> I also noticed that if I telnet to port 25, it connects instantly, but
>> it’s a good 10 seconds before I am greeted with a banner.
>>
>> Connecting via SSH also exhibits a 10+ second lag before it tries to log
>> in.
>>
>> Connecting via the GUI is instantaneous.
> Check your DNS lookups.  Sounds like you've got some resolution problems.

Had the same problem in the past. DNS resolution, yep.
G