[Bug 1315521] Re: wrong cgroup on login to container

Serge Hallyn 1315521 at bugs.launchpad.net
Thu May 8 19:22:00 UTC 2014


** Description changed:

  When starting a privileged container with cgmanager, cgroups look like:
  
  3:cpuset:/lxc/u5
  2:name=systemd:/user/1000.user/c2.session
  
  where all controllers other than name=systemd are correct.  lxc needs
  to set the new cgroup for name=systemd, and cgmanager needs to fix a
  bug where name=systemd was not being handled right.
  
  ========================================================
  Impact: containers are not fully placed into their cgroup
  Test case:
  	sudo lxc-create -t download -n u1 -- -d ubuntu -r trusty -a amdte
  	sudo lxc-start -n u1 -d
  	sudo lxc-attach -n u1 -- grep systemd /proc/self/cgroup
  	Verify that the cgroup is /lxc/u1
- Regression potential: This implements a new method rather than
- modifying existing methods.  Existing functionality should not
- be changed.
+ Regression potential: user logins and containers could fail to be
+ moved into their proper cgroups
  ========================================================

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https://bugs.launchpad.net/bugs/1315521

Title:
  wrong cgroup on login to container

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