Greg Sims via Postfix-users:
> This is a sample of delays= for google.com -- 20 and 25 second delays:
>
> 0.01/11/20/0.73,
> 0.01/9.5/20/0.77,
> 0.01/0/25/0.74,
> 0.01/7.6/25/0.91,
> 0.01/6.9/25/1.1,
> 0.01/13/20/4.6,
> 0.01/14/25/0.56,
> 0.01/14/25/1.1,
> 0.01/0/0.22/0.72,
> 0.01/0/0.39/0.79,
So there is some reuse. You still need to answer Viktor's request
for detail logging. That will reveal (to us, at least) what the
those 20-25 seconds are going into. It is DNS, TCP connection setup,
TLS, and so on.
> Here are delays= from yahoo -- 5.3 second delays:
>
> 0.01/0/10/4.1,
> 0.05/0/5.1/0.95,
> 0.01/0/5.2/0.68,
> 0.01/0/5.3/0.57,
> 0.01/0/0.45/0.42,
> 0.01/0/5.3/0.42,
> 0.01/0/5.3/0.34,
> 0.01/0.39/5.1/0.73,
> 0.01/0/1.2/2,
> 0.01/0/5.3/0.34,
Some reuse, mostlyinsane delays.
> And from icloud -- little delay:
>
> 0.01/0/0.14/2.5,
> 0.01/0.02/0.15/2.7,
> 0.01/0/0.34/11,
> 0.01/0/0.13/4.9,
> 0.01/0/0.06/4.1,
> 0.01/0/0.13/1.5,
I wonder what portion of that are reused connections.
Well, you have your data collection home work.
Wietse
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