Version 2.2.1

Bugfixes:

• Fix separate logging of server and zone events
• Fix concurrent zone file flushing with many zones
• Fix possible server crash with empty hostname on OpenWRT
• Fix control timeout parsing in knotc
• Fix "Environment maxreaders limit reached" error in knotc
• Don't apply journal changes on modified zone file
• Remove broken LTO option from configure script
• Enable multiple zone names completion in interactive knotc
• Set the TC flag in a response if a glue doesn't fit the response
• Disallow server reload when there is an active configuration transaction

Improvements:

• Distinguish unavailable zones from zones with zero serial in log messages
• Log warning and error messages to standard error output in all utilities
• Document tested PKCS #11 devices
• Extended Python configuration interface

Full Knot DNS 2.2 changelog