- http module: use SO_REUSEPORT (!879)
- systemd: kresd@.service now properly starts after network interfaces
have been configured with IP addresses after reboot (!884)
+- sendmmsg: improve reliability (!704)
Improvements
------------
- increase file-descriptor count limit to maximum allowed value (hard limit)
- watchdog module: support testing a DNS query (and switch C -> lua; !878)
+- performance: use sendmmsg syscall towards clients by default (!877)
Knot Resolver 4.2.2 (2019-10-07)