Commented out ‘OOMScoreAdjust=-900’ in /lib/systemd/system/dbus.service and now i get
# journalctl -u dbus
-- Logs begin at Sat 2018-01-06 01:13:44 UTC, end at Sat 2018-01-06 01:13:45 UTC. --
Jan 06 01:13:45 jessie systemd[1]: Starting D-Bus System Message Bus...
Jan 06 01:13:45 jessie systemd[1]: Started D-Bus System Message Bus.
Jan 06 01:13:45 jessie dbus[93]: [system] org.freedesktop.DBus.Error.AccessDenied: Failed to set fd limit to 65536: Operation not permitted
Jan 06 01:13:45 jessie dbus[93]: [system] Successfully activated service 'org.freedesktop.systemd1'
and
# systemctl --failed
UNIT LOAD ACTIVE SUB DESCRIPTION
● dev-hugepages.mount loaded failed failed Huge Pages File System
# systemctl status dev-hugepages.mount
● dev-hugepages.mount - Huge Pages File System
Loaded: loaded (/lib/systemd/system/dev-hugepages.mount; static)
Active: failed (Result: exit-code) since Sat 2018-01-06 01:13:44 UTC; 3min 57s ago
Where: /dev/hugepages
What: hugetlbfs
Docs: https://www.kernel.org/doc/Documentation/vm/hugetlbpage.txt
http://www.freedesktop.org/wiki/Software/systemd/APIFileSystems
Process: 20 ExecMount=/bin/mount -n hugetlbfs /dev/hugepages -t hugetlbfs (code=exited, status=32)
Jan 06 01:13:44 jessie systemd[1]: dev-hugepages.mount mount process exited, code=exited status=32
Jan 06 01:13:44 jessie systemd[1]: Failed to mount Huge Pages File System.
Jan 06 01:13:44 jessie systemd[1]: Unit dev-hugepages.mount entered failed state.
Jan 06 01:13:44 jessie mount[20]: mount: permission denied
Warning: Journal has been rotated since unit was started. Log output is incomplete or unavailable.
In Debian stretch container i get
# systemctl status dev-hugepages.mount
● dev-hugepages.mount - Huge Pages File System
Loaded: loaded (/lib/systemd/system/dev-hugepages.mount; static; vendor preset: enabled)
Active: inactive (dead)
Condition: start condition failed at Sat 2018-01-06 01:36:47 UTC; 39s ago
└─ ConditionVirtualization=!private-users was not met
Where: /dev/hugepages
What: hugetlbfs
Docs: https://www.kernel.org/doc/Documentation/vm/hugetlbpage.txt
http://www.freedesktop.org/wiki/Software/systemd/APIFileSystems