Re: postfix logs delay, delays, dsn

2 msg	Postfix SASL Help
6 msg	Slowing down postfix
2 msg	need help deciphering a line
4 msg	Postfix SMTP server: errors from something.net[...
4 msg	2.5.0-RC and 2.6 should recognize FreeBSD 8
9 msg	Postfix not following my access file.

postfix logs delay, delays, dsn
\ frank jacottin (22 Jan 2008)
. \ MrC (22 Jan 2008)
. . \ Justin McAleer (22 Jan 2008)

3 msg	Best way to shutdown postfix prior to servicing...
1 msg	the bounce process hangs a mail (?)
3 msg	messages destined for content_filter stuck in d...
2 msg	Domain in username
5 msg	missing authentication on recipient
5 msg	postfixadmin
5 msg	check_policy_service before reject_rbl_client
9 msg	MXBackup via LDAP
5 msg	header and body check exemptions
5 msg	Relay recipient maps and relocated users
4 msg	mail forwarding loop :: SPAM
3 msg	transport_maps how to match mx's
2 msg	Where/when to insert a missing Message-ID

Subject:	Re: postfix logs delay, delays, dsn
Group:	Postfix-users
From:	Justin McAleer
Date:	22 Jan 2008

MrC wrote:
>
> From the 2.3.13 Release Notes:
>
> [Feature 20051103] This release makes a beginning with a series of
> new attributes in Postfix logfile records.
>
> - Better insight into the nature of performance bottle necks, with
> detailed logging of delays in various stages of message delivery.
> Postfix logs additional delay information as "delays=a/b/c/d"
> where a=time before queue manager, including message transmission;
> b=time in queue manager; c=connection setup time including DNS,
> HELO and TLS; d=message transmission time.
>
>

I myself have had to spend a couple minutes looking through all the
readme files to find this reference on multiple occasions because I
couldn't remember where it was. Perhaps something about this could be
included in the bottleneck analysis or debugging strategies documents?
Those seem to be the most intuitive place to look, but that's just a
suggestion.