Re: Concurrency on overloaded server.

2011-04-29 Thread Victor Duchovni
On Thu, Apr 28, 2011 at 07:02:06PM -0400, Homer Wilson Smith wrote: > Apparently cached smtp connections on the sending server (to the > popper) are brought down early if there is nothing to send. > > Also apparently there is a minimum of 5 connections, had > smtp_destination_concurrency

Re: Concurrency on overloaded server.

2011-04-28 Thread Homer Wilson Smith
Yes, thanks for your time. Have upgraded all relevant machines to postfix 2.8.2 Apparently cached smtp connections on the sending server (to the popper) are brought down early if there is nothing to send. Also apparently there is a minimum of 5 connections, had smtp_destinat

Re: Concurrency on overloaded server.

2011-04-28 Thread Wietse Venema
lst_ho...@kwsoft.de: [ Charset ISO-8859-1 unsupported, converting... ] > Zitat von Wietse Venema : > > > Wietse Venema: > >> Homer Wilson Smith: > >> > Is there a way to set a mail server to only open one connection > >> > to another, and send all mail over that one connection keeping it aliv

Re: Concurrency on overloaded server.

2011-04-28 Thread lst_hoe02
Zitat von Wietse Venema : Wietse Venema: Homer Wilson Smith: > Is there a way to set a mail server to only open one connection > to another, and send all mail over that one connection keeping it alive? /etc/postfix/main.cf: smtp_destination_concurrency_limit = 1 smtp_connection_ca

Re: Concurrency on overloaded server.

2011-04-27 Thread Wietse Venema
Wietse Venema: > Homer Wilson Smith: > > Is there a way to set a mail server to only open one connection > > to another, and send all mail over that one connection keeping it alive? > > /etc/postfix/main.cf: > smtp_destination_concurrency_limit = 1 > smtp_connection_cache_on_demand =

Re: Concurrency on overloaded server.

2011-04-27 Thread Wietse Venema
Homer Wilson Smith: > Is there a way to set a mail server to only open one connection > to another, and send all mail over that one connection keeping it alive? /etc/postfix/main.cf: smtp_destination_concurrency_limit = 1 smtp_connection_cache_on_demand = yes References: http://www.p