Public bug reported:
If a cloud server is upgraded from Xenial to Bionic, the dhclient system
remains in place and any DHCP lease refreshes cause a needless restart
of the system-resolved daemon
Nov 26 16:59:41 srv-qvjhx dhclient[825]: DHCPREQUEST of 10.226.209.106 on ens3
to 10.226.209.105 port 67 (xid=0x2bd41d7d)
Nov 26 16:59:41 srv-qvjhx dhclient[825]: DHCPACK of 10.226.209.106 from
10.226.209.105
Nov 26 16:59:41 srv-qvjhx systemd[1]: Stopping Network Name Resolution...
Nov 26 16:59:41 srv-qvjhx systemd[1]: Stopped Network Name Resolution.
Nov 26 16:59:41 srv-qvjhx systemd[1]: Starting Network Name Resolution...
Nov 26 16:59:41 srv-qvjhx systemd-resolved[1609]: Positive Trust Anchors:
Nov 26 16:59:41 srv-qvjhx systemd-resolved[1609]: . IN DS 19036 8 2
49aac11d7b6f6446702e54a1607371607a1a41855200fd2ce1cdde32f24e8fb5
Nov 26 16:59:41 srv-qvjhx systemd-resolved[1609]: . IN DS 20326 8 2
e06d44b80b8f1d39a95c0b0d7c65d08458e880409bbc683457104237c7f8ec8d
Nov 26 16:59:41 srv-qvjhx systemd-resolved[1609]: Negative trust anchors:
10.in-addr.arpa 16.172.in-addr.arpa 17.172.in-addr.arpa 18.172.in-addr.arpa 1
Nov 26 16:59:41 srv-qvjhx systemd-resolved[1609]: Using system hostname
'srv-qvjhx'.
Nov 26 16:59:41 srv-qvjhx systemd[1]: Started Network Name Resolution.
Nov 26 16:59:41 srv-qvjhx systemd[1]: Starting
resolvconf-pull-resolved.service...
Nov 26 16:59:41 srv-qvjhx dhclient[825]: bound to 10.226.209.106 -- renewal in
1466 seconds.
Nov 26 16:59:41 srv-qvjhx systemd[1]: Started resolvconf-pull-resolved.service.
ProblemType: Bug
DistroRelease: Ubuntu 16.04
Package: ubuntu-release-upgrader-core 1:16.04.25
ProcVersionSignature: Ubuntu 4.4.0-139.165-generic 4.4.160
Uname: Linux 4.4.0-139-generic x86_64
ApportVersion: 2.20.1-0ubuntu2.18
Architecture: amd64
CrashDB: ubuntu
Date: Mon Nov 26 16:17:52 2018
PackageArchitecture: all
SourcePackage: ubuntu-release-upgrader
UpgradeStatus: No upgrade log present (probably fresh install)
** Affects: ubuntu-release-upgrader (Ubuntu)
Importance: Undecided
Status: New
** Tags: amd64 apport-bug dist-upgrade uec-images xenial
** Summary changed:
- systems-resolved constantly restarts on Bionic upgraded from Xenial
+ systemd-resolved constantly restarts on Bionic upgraded from Xenial
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https://bugs.launchpad.net/bugs/1805183
Title:
systemd-resolved constantly restarts on Bionic upgraded from Xenial
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