It seems this fixed was reverted when cgmanager was upgraded to 0.36. Looking into cgmager for Ubuntu vivid, I don't see the patch 0001-implement-M-to-support-skip-mounting-certain-control.patch anymore, also, cgmanager is not being loaded with -M option, as showed:
ubuntu@ubuntu1504:~/source/cgmanager-0.36$ ls debian/patches/ -la total 40 drwxrwxr-x 2 ubuntu ubuntu 4096 Mar 23 22:32 . drwxrwxr-x 5 ubuntu ubuntu 4096 Mar 31 09:42 .. -rw-rw-r-- 1 ubuntu ubuntu 1690 Feb 13 15:32 0001-pivot_root-bind-mount-the-old-rather-than-starting-w.patch -rw-rw-r-- 1 ubuntu ubuntu 1742 Feb 13 15:32 0002-bind-mount-run-from-host-into-cgmanager-s-fs-as-well.patch -rw-rw-r-- 1 ubuntu ubuntu 842 Mar 23 17:20 0004-prune_from_string-handle-a-corner-case.patch -rw-rw-r-- 1 ubuntu ubuntu 863 Mar 23 19:21 0005-Fix-the-last-commit.patch -rw-rw-r-- 1 ubuntu ubuntu 7286 Mar 23 22:29 0006-cgmanager-make-exception-for-proxys-placed-in-system.patch -rw-rw-r-- 1 ubuntu ubuntu 1196 Mar 10 12:20 fix-tests-on-systemd -rw-rw-r-- 1 ubuntu ubuntu 294 Mar 23 22:27 series After the package is installed, I see: $ ps aux | grep cgmanager root 2347 0.0 0.0 4288 3392 ? Ss 09:39 0:00 /sbin/cgmanager -m name=systemd So, I understand that this bug should be reopened -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1392176 Title: mounts cgroups unconditionally which causes undesired effects with cpu hotplug To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/cgmanager/+bug/1392176/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
