CoreOS VMs on Azure complain constantly about clock being changed

[edevil]

Issue Report

Bug

Bug

Container Linux Version

NAME="Container Linux by CoreOS"
ID=coreos
VERSION=1298.6.0
VERSION_ID=1298.6.0
BUILD_ID=2017-03-14-2119
PRETTY_NAME="Container Linux by CoreOS 1298.6.0 (Ladybug)"
ANSI_COLOR="38;5;75"
HOME_URL="https://coreos.com/"
BUG_REPORT_URL="https://github.com/coreos/bugs/issues"

Environment

What hardware/cloud provider/hypervisor is being used to run Container Linux?

Azure Standard_F1s

Expected Behavior

No log spam.

Actual Behavior

-- Logs begin at Mon 2017-01-02 11:34:56 UTC, end at Thu 2017-03-16 10:57:01 UTC. --
Mar 16 00:00:05 etcd-0-vm systemd[1]: Time has been changed
Mar 16 00:00:04 etcd-0-vm systemd[1]: Time has been changed
Mar 16 00:00:08 etcd-0-vm systemd[1]: Started Rotate and Compress System Logs.
Mar 16 00:00:10 etcd-0-vm systemd[1]: Time has been changed
Mar 16 00:00:09 etcd-0-vm systemd[1]: Time has been changed
Mar 16 00:00:15 etcd-0-vm systemd[1]: Time has been changed
Mar 16 00:00:14 etcd-0-vm systemd[1]: Time has been changed
Mar 16 00:00:20 etcd-0-vm systemd[1]: Time has been changed
Mar 16 00:00:19 etcd-0-vm systemd[1]: Time has been changed
Mar 16 00:00:23 etcd-0-vm python[1194]: 2017/03/16 00:00:23.530428 WARNING httplib is not built with ssl support
Mar 16 00:00:23 etcd-0-vm python[1194]: 2017/03/16 00:00:23.562703 WARNING httplib is not built with ssl support
Mar 16 00:00:25 etcd-0-vm systemd[1]: Time has been changed
Mar 16 00:00:24 etcd-0-vm systemd[1]: Time has been changed
Mar 16 00:00:30 etcd-0-vm systemd[1]: Time has been changed
Mar 16 00:00:29 etcd-0-vm systemd[1]: Time has been changed
Mar 16 00:00:35 etcd-0-vm systemd[1]: Time has been changed
Mar 16 00:00:34 etcd-0-vm systemd[1]: Time has been changed
Mar 16 00:00:40 etcd-0-vm systemd[1]: Time has been changed
Mar 16 00:00:39 etcd-0-vm systemd[1]: Time has been changed
Mar 16 00:00:45 etcd-0-vm systemd[1]: Time has been changed
Mar 16 00:00:44 etcd-0-vm systemd[1]: Time has been changed
Mar 16 00:00:48 etcd-0-vm python[1194]: 2017/03/16 00:00:48.652776 WARNING httplib is not built with ssl support
Mar 16 00:00:48 etcd-0-vm python[1194]: 2017/03/16 00:00:48.671952 WARNING httplib is not built with ssl support
Mar 16 00:00:50 etcd-0-vm systemd[1]: Time has been changed
Mar 16 00:00:49 etcd-0-vm systemd[1]: Time has been changed
Mar 16 00:00:55 etcd-0-vm systemd[1]: Time has been changed
Mar 16 00:00:54 etcd-0-vm systemd[1]: Time has been changed
Mar 16 00:01:00 etcd-0-vm systemd[1]: Time has been changed
Mar 16 00:00:59 etcd-0-vm systemd[1]: Time has been changed
Mar 16 00:01:05 etcd-0-vm systemd[1]: Time has been changed
Mar 16 00:01:04 etcd-0-vm systemd[1]: Time has been changed
Mar 16 00:01:10 etcd-0-vm systemd[1]: Time has been changed
Mar 16 00:01:09 etcd-0-vm systemd[1]: Time has been changed

Reproduction Steps

1. Instantiate a CoreOS VM on Azure

[euank]

Related to systemd/systemd#4896, fixed in Systemd v233, and thus also the current alpha channel (by changing the INFO loglevel to a DEBUG one).

If we want to backport that fix to 231 for stable it's a fairly trivial patch. cc @dm0-

[dm0-]

Okay, since it's such a trivial fix, I've cherry-picked it at coreos/systemd#80, which we can include in the next stable.

[dm0-]

This is included in the stable release that will be rolling out today.