Bug#989122: exim4: takes 10 seconds to accept connections after waking up on another network

[Marc Haber]

On Wed, May 26, 2021 at 11:31:25AM +0200, Rémi Letot wrote:
> when I put my laptop to sleep, then wake it up on another network
> (which is what happens 95% of the times that I put it to sleep),
> exim takes 10 seconds to accept any connection until I restart it.

Does it send out any DNS queries in this time? Can you put an strace on
the exim process before putting the system to sleep so that we can check
where the delay originates from?

Greetings
Marc

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