On Wed, Jul 24 2019 12:05:56 +0000, Andy Smith wrote:
Is there a sysctl
or socket
option which allows multiple silent port bindings without the second
and later apps getting an error?
Yes. That would be SO_REUSEPORT , and it looks like bind9 does use it:
https://gitlab.isc.org/isc-projects/bind9/blob/master/lib/isc/unix/socket.c…
--
Paul.