Comment 69 for bug 1690980

@Balint

Here is another test result for InstallOnShutdown:false

Log: 2017-09-14 17:20:14 ~ 2017-09-15 00:00:03
It took 6~7 hours to finish online update. (Packages: around 700mb)

unattended-upgrades.log
// Online update was triggered.
2017-09-14 17:15:03,561 INFO Allowed origins are: ['o=Ubuntu,a=xenial', 'o=Ubuntu,a=xenial-security', 'o=UbuntuESM,a=xenial']
// Reboot system manually
2017-09-14 18:07:49,988 WARNING SIGTERM received, will stop
// Online udpate didn't be finished. apt-daily-upgrade triggerred it again.
2017-09-14 18:16:29,208 INFO Allowed origins are: ['o=Ubuntu,a=xenial', 'o=Ubuntu,a=xenial-security', 'o=UbuntuESM,a=xenial']
(Please check full log as attached)

$ grep -r -e "Install" 50unattended-upgrades
// Install all unattended-upgrades when the machine is shutting down
//Unattended-Upgrade::InstallOnShutdown "true";

Installed packages:
apt_1.2.25-rbalint2_amd64.deb
apt-doc_1.2.25-rbalint2_all.deb
apt-transport-https_1.2.25-rbalint2_amd64.deb
apt-utils_1.2.25-rbalint2_amd64.deb
libapt-inst2.0_1.2.25-rbalint2_amd64.deb
libapt-pkg5.0_1.2.25-rbalint2_amd64.deb
libapt-pkg-doc_1.2.25-rbalint2_all.deb
unattended-upgrades_0.96ubuntu1-16.04.1_all.deb