I would just like to inform you that this bug appear since last CentOS 7.4 update, 7.3 was ok. https://bugs.centos.org/view.php?id=13916
Maybe it should be reported to Systemd Issues ? ** Bug watch added: bugs.centos.org/ #13916 https://bugs.centos.org/view.php?id=13916 -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1587142 Title: Shutdown hangs in md kworker after "Reached target Shutdown." To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/systemd/+bug/1587142/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs