Re: Tool(s) for locating Postfix Bottlenecks to increase performance?

2011-07-28 Thread Ralf Hildebrandt
> > default_process_limit is set to what? > > We haven't set it, so I presume that means it's using the default of > 100. I just checked, and we're using 44 of them. For what? smtp? smtpd? pstree output can help - it shows lines like: ||-8*[smtp] ||-32*[smtpd] > I'm g

Re: Tackling looping auto-reply / auto-forward mails

2011-07-28 Thread Ed W
On 27/07/2011 16:56, Roger Goh wrote: > If users send mails to abc@postfix_pop3.com, I don't get > this looping problem; it's only when they send mails to > abc@exchange_pop3.com. > > Also, previously when POP3 was enabled on Exchange 2003 > server & "auto-forwarding" was not set up on the Exchan

Delivery rate

2011-07-28 Thread Martin Bley
Hi list, does anybody have experienced data about the delivery rate of a single postfix smtp server in the following scenario - server is a Dell PowerEdge 2850 - 2x Intel(R) Xeon(R) CPU - 4 GiB memory - running a caching DNS resolver locally - 75 MiBit/s backbone to the internet Thanks, Ma

Re: possible compromised system

2011-07-28 Thread Michael Orlitzky
On 07/27/11 17:41, Reindl Harald wrote: > > > Am 27.07.2011 23:22, schrieb Wietse Venema: >> >> Is this machine running a webserver? Look in the access logs > > if this is the reason consider disable smtp on 127.0.0.1 > because most of dumb injected scripts are trying this instead > the network

Re: possible compromised system

2011-07-28 Thread Reindl Harald
Am 28.07.2011 15:49, schrieb Michael Orlitzky: > On 07/27/11 17:41, Reindl Harald wrote: >> >> >> Am 27.07.2011 23:22, schrieb Wietse Venema: >>> >>> Is this machine running a webserver? Look in the access logs >> >> if this is the reason consider disable smtp on 127.0.0.1 >> because most of dumb

Re: Delivery rate

2011-07-28 Thread Bastian Blank
On Thu, Jul 28, 2011 at 03:42:59PM +0200, Martin Bley wrote: > does anybody have experienced data about the delivery rate of a single > postfix smtp server in the following scenario Something between 2/s, if everything needs to go through a single spamassassin process doing expensive tests, and 30

Re: Delivery rate

2011-07-28 Thread lst_hoe02
Zitat von Martin Bley : Hi list, does anybody have experienced data about the delivery rate of a single postfix smtp server in the following scenario - server is a Dell PowerEdge 2850 - 2x Intel(R) Xeon(R) CPU - 4 GiB memory - running a caching DNS resolver locally - 75 MiBit/s backbone t

Re: Delivery rate

2011-07-28 Thread Martin Bley
Hi Andreas, sorry for the personal reply, here again as a List-Reply. * lst_ho...@kwsoft.de am 28.07.11, 17:43: > You have omitted some relevant facts: > > - The performance of the I/O system (bandwidth/latency)?

Re: Delivery rate

2011-07-28 Thread Martin Bley
Hi Bastian, * Bastian Blank am 28.07.11, 17:13: > Please provide more information what you want to do. sorry, please see my reply <20110729061552.GA3407@bvl-bsn004> Thanks, Martin smime.p7s Description: S/MIME cryptographic signature