Project: mesos
Issue MESOS-1195: systemd.slice + cgroup enablement fails in multiple ways. 
When attempting to configure mesos to use systemd slices on a 'rawhide/f21' machine, it fails creating the isolator: I0407 12:39:28.035354 14916 containerizer.cpp:180] Using isolation: cgroups/cpu,cgroups/mem Failed to create a containerizer: Could not create isolator cgroups/cpu: Failed to create isolator: The cpu subsystem is co-mounted at /sys/fs/cgroup/cpu with other subsytems ------ details ------ /sys/fs/cgroup total 0 drwxr-xr-x. 12 root root 280 Mar 18 08:47 . drwxr-xr-x. 6 root root 0 Mar 18 08:47 .. drwxr-xr-x. 2 root root 0 Mar 18 08:47 blkio lrwxrwxrwx. 1 root root 11 Mar 18 08:47 cpu -> cpu,cpuacct lrwxrwxrwx. 1 root root 11 Mar 18 08:47 cpuacct -> cpu,cpuacct drwxr-xr-x. 2 root root 0 Mar 18 08:47 cpu,cpuacct drwxr-xr-x. 2 root root 0 Mar 18 08:47 cpuset drwxr-xr-x. 2 root root 0 Mar 18 08:47 devices drwxr-xr-x. 2 root root 0 Mar 18 08:47 freezer drwxr-xr-x. 2 root root 0 Mar 18 08:47 hugetlb drwxr-xr-x. 3 root root 0 Apr 3 11:26 memory drwxr-xr-x. 2 root root 0 Mar 18 08:47 net_cls drwxr-xr-x. 2 root root 0 Mar 18 08:47 perf_event drwxr-xr-x. 4 root root 0 Mar 18 08:47 systemd
Story points: 3