6 msgDSN relay host
1 msgRestrict sender and from to one domain on outbo...
10 msgOutbound postfix routing issue
25 msgProblem with Black List
3 msgLooking at new mail server layout
26 msgwhy every minute: 'reload configuration /etc/po...
2 msgmyhostname parameter
17 msgRBL problems with smarthost on private address ...
34 msgBackscatting filter?
3 msghow to setup postfix in 'deliver-only' mode?
7 msgSlow queue configuration
17 msgSome Windows SMTP Server have problems with STA...
5 msgFor each check_ns or each check_mx, the value i...
4 msgpostfix and spf
2 msgPassword Validation in postfix
4 msgcatching some spam with warn_if_reject and reje...
9 msgRFC: Check mail quota at a mail relay (backscat...
31 msgGPS vs GLD (greylisting)
3 msgUnmeant update from 2.2.10 to 2.5.1

mailq lockups
\ Joey (5 May 2008)
. \ Victor Duchovni (5 May 2008)
. \ Jan P. Kessler (5 May 2008)
. \ Noel Jones (5 May 2008)
. \ Ralf Hildebrandt (5 May 2008)
. . \ Joey (5 May 2008)
. . . \ Ralf Hildebrandt (5 May 2008)
. . . \ Victor Duchovni (5 May 2008)
. . . \ Noel Jones (5 May 2008)
. . . . \ Joey (6 May 2008)
. . . . . \ Victor Duchovni (6 May 2008)
. . . . . . \ Joey (6 May 2008)
. . . . . . . \ Victor Duchovni (6 May 2008)
. \ Joey (7 May 2008)
. . \ Victor Duchovni (7 May 2008)
. . . \ Joey (8 May 2008)
. . . . \ Victor Duchovni (8 May 2008)
. . . . . \ MacShane, Tracy (9 May 2008)
. . . . . \ Joey (9 May 2008)
. . . . . . \ (Wietse Venema) (9 May 2008)
. . . . . . . \ Joey (9 May 2008)
. . . . . . . . \ (Wietse Venema) (9 May 2008)
. . . . . . . . . \ Joey (13 May 2008)
. . . . . . . . . . \ Victor Duchovni (13 May 2008)
. . . . . . . . . . \ Victor Duchovni (13 May 2008)
. . . . . . . . . . . \ (Wietse Venema) (13 May 2008)
. . . . . . \ Victor Duchovni (9 May 2008)

Subject:Re: mailq lockups
Group:Postfix-users
From:(Wietse Venema)
Date:9 May 2008


 
Joey:
> What legit business with exception of a big isp would have that many
> mailservers.
> Somehow there is something related to spam which is causing the lockup.

Stop speculating, start doing real measurements.

Send mail to the exchange box that pretends to come from such a domain.

$ sendmail -f user@suspect-domain recipient... < inputfile

where inputfile contains some text.

And so on.

Wietse


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