Robert Kudyba <rkud...@fordham.edu> wrote:
>  n*5s delay *may* indicate unresponsive DNS host(s)/resolver(s) in /etc/hots
>  [ at least it should be ruled out ]
>
> Nah both are university DNS servers that are current. 
>
>  How long does it take to get SMTP greeting message when you start
>  "/usr/sbin/sendmail -bs" as a non root user?
>  [ Is it sendmail startup or message processing? ]
>
> The latter, starts up and restarts quickly, couple seconds. 

It should be less than 1s.

You may send a test message as non root in verbose mode with DNS
tracking turned on.

(echo subject: test; echo; echo test) | /usr/sbin/sendmail -v -i -d8.20 -- 
_recipient-address_   

sendmail asks DNS also about domains in email headers (To:, Cc:, From:, ...)

>  > [...]
>  > Jul 13 23:04:05 storm spamd[13378]: spamd: processing message 
> <9ca00a710c6bfad3d60dd424cd79ac19.squirrel@our-domain> for root:1001
>  > Jul 13 23:04:20 storm spamd[13378]: spamd: clean message (-101.5/5.0) for 
> root:1001 in 15.0 seconds, 1193 bytes.
>  > Jul 13 23:04:20 storm spamd[13378]: spamd: result: . -101 - 
> ALL_TRUSTED,BAYES_00,PYZOR_CHECK,USER_IN_WHITELIST
>  > scantime=15.0 [...]
>
>  Hitting PYZOR_CHECK is scary.
>
> So I can try and disable to see if there's a difference.
>
> Sounds like we should also try a local DNS server too... 

Your ham messages should not hit PYZOR_CHECK - it is supposed to detect
bulk spam.

-- 
A. Filip

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