Author: Michael Connors Date: To: xyon CC: 'exim users' Subject: Re: [exim] too many connections
xyon wrote: > Sorry, to be more specific, this section:
> http://www.exim.org/exim-html-current/doc/html/spec_html/ch14.html#SECID112 >
> On Fri, 2007-08-31 at 13:02 -0400, xyon wrote:
>> Perhaps setting 'smtp_receive_timeout' to something lower will get rid
>> of those stale connects sooner, thus creating some available slots
>> Perhaps this chapter will help:
>> http://www.exim.org/exim-html-current/doc/html/spec_html/ch14.html >>
>> On Fri, 2007-08-31 at 17:18 +0100, Michael Connors wrote:
>>> I have an exim mail server with the max number of connections set to 150.
>>> It has been running fine but over the last week or so, I am getting
>>> large numbers of established smtp connections to my machine even when
>>> the mail queue is completely clear.
>>> Because of this I am ending up dropping connections. I would rather not
>>> increase the limit because that real problem is the large number of
>>> connections and not the current limit.
>>> Could this be some sort of attempted dos attack?
I decreased the timeout and it seems to have helped to some extent.