[Bug 2081124] Re: systemd service dependency loop between cloud-init, NetworkManager and dbus

[Alberto Contreras]

** Changed in: cloud-init (Ubuntu)
     Assignee: (unassigned) => Alberto Contreras (aciba)

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Title:
  systemd service dependency loop between cloud-init, NetworkManager and
  dbus

Status in OEM Priority Project:
  New
Status in cloud-init package in Ubuntu:
  Fix Committed
Status in livecd-rootfs package in Ubuntu:
  Invalid

Bug description:
  We got errors that some services like snapd and NetworkManager is not
  started when running cloud-init or desktop, excerpt from journal
  below:

  Sep 13 12:37:41 localhost.localdomain systemd[1]: cloud-init.service: Found ordering cycle on NetworkManager-wait-online.service/start
  Sep 13 12:37:41 localhost.localdomain systemd[1]: cloud-init.service: Found dependency on basic.target/start
  Sep 13 12:37:41 localhost.localdomain systemd[1]: cloud-init.service: Found dependency on sockets.target/start
  Sep 13 12:37:41 localhost.localdomain systemd[1]: cloud-init.service: Found dependency on cloud-init-hotplugd.socket/start
  Sep 13 12:37:41 localhost.localdomain systemd[1]: cloud-init.service: Found dependency on cloud-config.target/start
  Sep 13 12:37:41 localhost.localdomain systemd[1]: cloud-init.service: Found dependency on cloud-init.service/start
  Sep 13 12:37:41 localhost.localdomain systemd[1]: cloud-init.service: Job NetworkManager-wait-online.service/start deleted to break ordering cycle starting with cloud-init.service/start
  Sep 13 12:37:41 localhost.localdomain systemd[1]: NetworkManager.service: Found ordering cycle on dbus.service/start
  Sep 13 12:37:41 localhost.localdomain systemd[1]: NetworkManager.service: Found dependency on basic.target/start
  Sep 13 12:37:41 localhost.localdomain systemd[1]: NetworkManager.service: Found dependency on sockets.target/start
  Sep 13 12:37:41 localhost.localdomain systemd[1]: NetworkManager.service: Found dependency on cloud-init-hotplugd.socket/start
  Sep 13 12:37:41 localhost.localdomain systemd[1]: NetworkManager.service: Found dependency on cloud-config.target/start
  Sep 13 12:37:41 localhost.localdomain systemd[1]: NetworkManager.service: Found dependency on cloud-init.service/start
  Sep 13 12:37:41 localhost.localdomain systemd[1]: NetworkManager.service: Found dependency on NetworkManager.service/start
  Sep 13 12:37:41 localhost.localdomain systemd[1]: NetworkManager.service: Job dbus.service/start deleted to break ordering cycle starting with NetworkManager.service/start

  Related logs and service files are attached in sosreport.

  Internal reference: NANTOU-473

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