The first three lines regarding backwards compatibility settings seem pertinent to match and display, while the fourth line about "Resolved" hostname lookups seems more like debug chatter and should be quelled.
I haven't been able to reproduce either of these warnings locally, however examining current logwatch code I am not spotting handling for either, so still appears legit to add. ** Also affects: logwatch (Ubuntu Xenial) Importance: Undecided Status: New ** Also affects: logwatch (Ubuntu Groovy) Importance: Medium Assignee: Bryce Harrington (bryce) Status: Triaged ** Also affects: logwatch (Ubuntu Bionic) Importance: Undecided Status: New ** Also affects: logwatch (Ubuntu Focal) Importance: Undecided Status: New -- You received this bug notification because you are a member of नेपाली भाषा समायोजकहरुको समूह, which is subscribed to Xenial. Matching subscriptions: Ubuntu 16.04 Bugs https://bugs.launchpad.net/bugs/1583705 Title: [SRU] unmatched entries for postfix Status in logwatch package in Ubuntu: Triaged Status in logwatch source package in Xenial: Triaged Status in logwatch source package in Bionic: New Status in logwatch source package in Focal: New Status in logwatch source package in Groovy: Triaged Bug description: Under the "Postfix" heading, the following lines appear as unmatched: **Unmatched Entries** 1 May 18 16:58:35 Hostname postfix[4027]: Postfix is running with backwards-compatible default settings 1 May 18 16:58:35 Hostname postfix[4027]: To disable backwards compatibility use "postconf compatibility_level=2" and "postfix reload" 1 May 18 16:58:35 Hostname postfix[4027]: See http://www.postfix.org/COMPATIBILITY_README.html for details 1 May 18 16:57:12 Hostname postgrey[2173]: Resolved [localhost]:10023 to [127.0.0.1]:10023, IPv4 ----------------------------------------------------------------- Description: Ubuntu 16.04 LTS Release: 16.04 logwatch: Installed: 7.4.2-1ubuntu1 Candidate: 7.4.2-1ubuntu1 Version table: *** 7.4.2-1ubuntu1 500 500 http://us.archive.ubuntu.com/ubuntu xenial/main amd64 Packages 500 http://us.archive.ubuntu.com/ubuntu xenial/main i386 Packages 100 /var/lib/dpkg/status postfix: Installed: 3.1.0-3 Candidate: 3.1.0-3 Version table: *** 3.1.0-3 500 500 http://us.archive.ubuntu.com/ubuntu xenial/main amd64 Packages 100 /var/lib/dpkg/status To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/logwatch/+bug/1583705/+subscriptions _______________________________________________ Mailing list: https://launchpad.net/~group.of.nepali.translators Post to : group.of.nepali.translators@lists.launchpad.net Unsubscribe : https://launchpad.net/~group.of.nepali.translators More help : https://help.launchpad.net/ListHelp