[lxc-users] lxc 2.0.7: sysvinit on the host breaks systemd based containers

Harald Dunkel harri at afaics.de
Fri May 12 19:09:16 UTC 2017 

On 05/04/17 21:00, Serge E. Hallyn wrote:
> 
> It would help to ask for more debugging information from systemd, 
> 
>     lxc.init_cmd = /sbin/init log_target=console log_level=debug
> 
> as well as looking at /sys/fs/cgroup in the container while systemd is
> hung.

There is just a single line:

Failed to mount cgroup at /sys/fs/cgroup/systemd: Operation not permitted


Here is /sys/fs/cgroup:

# ls -al /sys/fs/cgroup/
total 0
drwxr-xr-x 13 root root 260 May 12 20:28 .
drwxr-xr-x  8 root root   0 May 12 20:27 ..
dr-xr-xr-x  3 root root   0 May 12 20:28 blkio
dr-xr-xr-x  3 root root   0 May 12 20:28 cpu
dr-xr-xr-x  3 root root   0 May 12 20:28 cpuacct
dr-xr-xr-x  3 root root   0 May 12 20:28 cpuset
dr-xr-xr-x  3 root root   0 May 12 20:28 devices
dr-xr-xr-x  3 root root   0 May 12 20:28 freezer
dr-xr-xr-x  3 root root   0 May 12 20:28 memory
dr-xr-xr-x  3 root root   0 May 12 20:28 net_cls
dr-xr-xr-x  3 root root   0 May 12 20:28 net_prio
dr-xr-xr-x  3 root root   0 May 12 20:28 perf_event
dr-xr-xr-x  3 root root   0 May 12 20:28 pids


Logfile is attached. Hope this helps.


Regards
Harri

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      lxc-start 20170512190429.286 INFO     lxc_start_ui - tools/lxc_start.c:main:275 - using rcfile /data1/lxc/jessie1/config
      lxc-start 20170512190429.287 WARN     lxc_confile - confile.c:config_pivotdir:1910 - lxc.pivotdir is ignored.  It will soon become an error.
      lxc-start 20170512190429.287 DEBUG    lxc_monitor - monitor.c:lxc_monitord_spawn:309 - Going to wait for pid 4297.
      lxc-start 20170512190429.288 DEBUG    lxc_monitor - monitor.c:lxc_monitord_spawn:328 - Trying to sync with child process.
      lxc-start 20170512190429.288 INFO     lxc_start - start.c:lxc_check_inherited:235 - Closed inherited fd: 3.
      lxc-start 20170512190429.288 INFO     lxc_start - start.c:lxc_check_inherited:235 - Closed inherited fd: 5.
      lxc-start 20170512190429.288 DEBUG    lxc_monitor - monitor.c:lxc_monitord_spawn:366 - Using pipe file descriptor 6 for monitord.
      lxc-start 20170512190429.293 DEBUG    lxc_monitor - monitor.c:lxc_monitord_spawn:343 - Sucessfully synced with child process.
      lxc-start 20170512190429.293 DEBUG    lxc_monitor - monitor.c:lxc_monitord_spawn:312 - Finished waiting on pid 4297.
      lxc-start 20170512190429.294 INFO     lxc_container - lxccontainer.c:do_lxcapi_start:804 - Attempting to set proc title to [lxc monitor] /data1/lxc jessie1
      lxc-start 20170512190429.295 INFO     lxc_start - start.c:lxc_check_inherited:235 - Closed inherited fd: 3.
      lxc-start 20170512190429.295 INFO     lxc_lsm - lsm/lsm.c:lsm_init:48 - LSM security driver nop
      lxc-start 20170512190429.295 INFO     lxc_seccomp - seccomp.c:parse_config_v2:402 - processing: .reject_force_umount  # comment this to allow umount -f;  not recommended.
      lxc-start 20170512190429.295 INFO     lxc_seccomp - seccomp.c:parse_config_v2:567 - Adding native rule for reject_force_umount action 0.
      lxc-start 20170512190429.295 INFO     lxc_seccomp - seccomp.c:do_resolve_add_rule:251 - Setting Seccomp rule to reject force umounts.
      lxc-start 20170512190429.295 INFO     lxc_seccomp - seccomp.c:parse_config_v2:570 - Adding compat rule for reject_force_umount action 0.
      lxc-start 20170512190429.295 INFO     lxc_seccomp - seccomp.c:do_resolve_add_rule:251 - Setting Seccomp rule to reject force umounts.
      lxc-start 20170512190429.295 INFO     lxc_seccomp - seccomp.c:parse_config_v2:402 - processing: .[all].
      lxc-start 20170512190429.295 INFO     lxc_seccomp - seccomp.c:parse_config_v2:402 - processing: .kexec_load errno 1.
      lxc-start 20170512190429.295 INFO     lxc_seccomp - seccomp.c:parse_config_v2:567 - Adding native rule for kexec_load action 327681.
      lxc-start 20170512190429.295 INFO     lxc_seccomp - seccomp.c:parse_config_v2:570 - Adding compat rule for kexec_load action 327681.
      lxc-start 20170512190429.295 INFO     lxc_seccomp - seccomp.c:parse_config_v2:402 - processing: .open_by_handle_at errno 1.
      lxc-start 20170512190429.295 INFO     lxc_seccomp - seccomp.c:parse_config_v2:567 - Adding native rule for open_by_handle_at action 327681.
      lxc-start 20170512190429.295 INFO     lxc_seccomp - seccomp.c:parse_config_v2:570 - Adding compat rule for open_by_handle_at action 327681.
      lxc-start 20170512190429.295 INFO     lxc_seccomp - seccomp.c:parse_config_v2:402 - processing: .init_module errno 1.
      lxc-start 20170512190429.295 INFO     lxc_seccomp - seccomp.c:parse_config_v2:567 - Adding native rule for init_module action 327681.
      lxc-start 20170512190429.295 INFO     lxc_seccomp - seccomp.c:parse_config_v2:570 - Adding compat rule for init_module action 327681.
      lxc-start 20170512190429.295 INFO     lxc_seccomp - seccomp.c:parse_config_v2:402 - processing: .finit_module errno 1.
      lxc-start 20170512190429.295 INFO     lxc_seccomp - seccomp.c:parse_config_v2:567 - Adding native rule for finit_module action 327681.
      lxc-start 20170512190429.295 WARN     lxc_seccomp - seccomp.c:do_resolve_add_rule:270 - Seccomp: got negative for syscall: -10085: finit_module.
      lxc-start 20170512190429.295 WARN     lxc_seccomp - seccomp.c:do_resolve_add_rule:271 - This syscall will NOT be blacklisted.
      lxc-start 20170512190429.295 INFO     lxc_seccomp - seccomp.c:parse_config_v2:570 - Adding compat rule for finit_module action 327681.
      lxc-start 20170512190429.295 WARN     lxc_seccomp - seccomp.c:do_resolve_add_rule:270 - Seccomp: got negative for syscall: -10085: finit_module.
      lxc-start 20170512190429.295 WARN     lxc_seccomp - seccomp.c:do_resolve_add_rule:271 - This syscall will NOT be blacklisted.
      lxc-start 20170512190429.295 INFO     lxc_seccomp - seccomp.c:parse_config_v2:402 - processing: .delete_module errno 1.
      lxc-start 20170512190429.295 INFO     lxc_seccomp - seccomp.c:parse_config_v2:567 - Adding native rule for delete_module action 327681.
      lxc-start 20170512190429.295 INFO     lxc_seccomp - seccomp.c:parse_config_v2:570 - Adding compat rule for delete_module action 327681.
      lxc-start 20170512190429.295 INFO     lxc_seccomp - seccomp.c:parse_config_v2:580 - Merging in the compat Seccomp ctx into the main one.
      lxc-start 20170512190429.295 DEBUG    lxc_start - start.c:setup_signal_fd:273 - Set SIGCHLD handler with file descriptor: 5.
      lxc-start 20170512190429.295 DEBUG    lxc_monitor - monitor.c:lxc_monitord_spawn:309 - Going to wait for pid 4301.
      lxc-start 20170512190429.296 DEBUG    console - console.c:lxc_console_peer_default:468 - no console peer
      lxc-start 20170512190429.296 INFO     lxc_start - start.c:lxc_init:475 - Container "jessie1" is initialized.
      lxc-start 20170512190429.296 DEBUG    lxc_monitor - monitor.c:lxc_monitord_spawn:328 - Trying to sync with child process.
      lxc-start 20170512190429.296 INFO     lxc_start - start.c:lxc_check_inherited:235 - Closed inherited fd: 3.
      lxc-start 20170512190429.296 INFO     lxc_start - start.c:lxc_check_inherited:235 - Closed inherited fd: 5.
      lxc-start 20170512190429.296 DEBUG    lxc_monitor - monitor.c:lxc_monitord_spawn:366 - Using pipe file descriptor 6 for monitord.
      lxc-start 20170512190429.296 DEBUG    lxc_start - start.c:__lxc_start:1317 - Not dropping CAP_SYS_BOOT or watching utmp.
      lxc-start 20170512190429.299 INFO     lxc_conf - conf.c:instantiate_veth:2647 - Retrieved mtu 1500 from br0
      lxc-start 20170512190429.299 INFO     lxc_conf - conf.c:instantiate_veth:2672 - Attached 'vethU463PB': to the bridge 'br0': 
      lxc-start 20170512190429.299 DEBUG    lxc_conf - conf.c:instantiate_veth:2689 - instantiated veth 'vethU463PB/vethV85SWI', index is '20'
      lxc-start 20170512190429.301 DEBUG    lxc_monitor - monitor.c:lxc_monitord_spawn:343 - Sucessfully synced with child process.
      lxc-start 20170512190429.301 DEBUG    lxc_monitor - monitor.c:lxc_monitord_spawn:312 - Finished waiting on pid 4301.
      lxc-start 20170512190429.301 INFO     lxc_monitor - monitor.c:lxc_monitor_sock_name:185 - Using monitor socket name "lxc/e3a7593a221f8dd7//data1/lxc".
      lxc-start 20170512190429.302 INFO     lxc_conf - conf.c:instantiate_veth:2647 - Retrieved mtu 1500 from br1
      lxc-start 20170512190429.302 INFO     lxc_conf - conf.c:instantiate_veth:2672 - Attached 'vethRVT3OY': to the bridge 'br1': 
      lxc-start 20170512190429.302 DEBUG    lxc_conf - conf.c:instantiate_veth:2689 - instantiated veth 'vethRVT3OY/vethH3BO6D', index is '22'
      lxc-start 20170512190429.302 INFO     lxc_cgroup - cgroups/cgroup.c:cgroup_init:68 - cgroup driver cgroupfs-ng initing for jessie1
      lxc-start 20170512190429.302 DEBUG    lxc_cgfsng - cgroups/cgfsng.c:filter_and_set_cpus:474 - No isolated cpus detected.
      lxc-start 20170512190429.302 DEBUG    lxc_cgfsng - cgroups/cgfsng.c:handle_cpuset_hierarchy:644 - "cgroup.clone_children" was already set to "1".
      lxc-start 20170512190429.304 INFO     lxc_start - start.c:lxc_spawn:1154 - Cloned CLONE_NEWNS.
      lxc-start 20170512190429.304 INFO     lxc_start - start.c:lxc_spawn:1154 - Cloned CLONE_NEWPID.
      lxc-start 20170512190429.304 INFO     lxc_start - start.c:lxc_spawn:1154 - Cloned CLONE_NEWUTS.
      lxc-start 20170512190429.304 INFO     lxc_start - start.c:lxc_spawn:1154 - Cloned CLONE_NEWIPC.
      lxc-start 20170512190429.304 INFO     lxc_start - start.c:lxc_spawn:1154 - Cloned CLONE_NEWNET.
      lxc-start 20170512190429.304 DEBUG    lxc_cgfsng - cgroups/cgfsng.c:cgfsng_setup_limits:1954 - cgroup 'devices.deny' set to 'a'
      lxc-start 20170512190429.304 DEBUG    lxc_cgfsng - cgroups/cgfsng.c:cgfsng_setup_limits:1954 - cgroup 'devices.allow' set to 'c *:* m'
      lxc-start 20170512190429.304 DEBUG    lxc_cgfsng - cgroups/cgfsng.c:cgfsng_setup_limits:1954 - cgroup 'devices.allow' set to 'b *:* m'
      lxc-start 20170512190429.304 DEBUG    lxc_cgfsng - cgroups/cgfsng.c:cgfsng_setup_limits:1954 - cgroup 'devices.allow' set to 'c 1:3 rwm'
      lxc-start 20170512190429.304 DEBUG    lxc_cgfsng - cgroups/cgfsng.c:cgfsng_setup_limits:1954 - cgroup 'devices.allow' set to 'c 1:5 rwm'
      lxc-start 20170512190429.304 DEBUG    lxc_cgfsng - cgroups/cgfsng.c:cgfsng_setup_limits:1954 - cgroup 'devices.allow' set to 'c 1:7 rwm'
      lxc-start 20170512190429.304 DEBUG    lxc_cgfsng - cgroups/cgfsng.c:cgfsng_setup_limits:1954 - cgroup 'devices.allow' set to 'c 5:0 rwm'
      lxc-start 20170512190429.304 DEBUG    lxc_cgfsng - cgroups/cgfsng.c:cgfsng_setup_limits:1954 - cgroup 'devices.allow' set to 'c 5:1 rwm'
      lxc-start 20170512190429.304 DEBUG    lxc_cgfsng - cgroups/cgfsng.c:cgfsng_setup_limits:1954 - cgroup 'devices.allow' set to 'c 5:2 rwm'
      lxc-start 20170512190429.304 DEBUG    lxc_cgfsng - cgroups/cgfsng.c:cgfsng_setup_limits:1954 - cgroup 'devices.allow' set to 'c 1:8 rwm'
      lxc-start 20170512190429.304 DEBUG    lxc_cgfsng - cgroups/cgfsng.c:cgfsng_setup_limits:1954 - cgroup 'devices.allow' set to 'c 1:9 rwm'
      lxc-start 20170512190429.304 DEBUG    lxc_cgfsng - cgroups/cgfsng.c:cgfsng_setup_limits:1954 - cgroup 'devices.allow' set to 'c 136:* rwm'
      lxc-start 20170512190429.304 DEBUG    lxc_cgfsng - cgroups/cgfsng.c:cgfsng_setup_limits:1954 - cgroup 'devices.allow' set to 'c 10:229 rwm'
      lxc-start 20170512190429.304 DEBUG    lxc_cgfsng - cgroups/cgfsng.c:cgfsng_setup_limits:1954 - cgroup 'devices.allow' set to 'c 254:0 rm'
      lxc-start 20170512190429.304 DEBUG    lxc_cgfsng - cgroups/cgfsng.c:cgfsng_setup_limits:1954 - cgroup 'devices.allow' set to 'c 10:200 rwm'
      lxc-start 20170512190429.304 DEBUG    lxc_cgfsng - cgroups/cgfsng.c:cgfsng_setup_limits:1954 - cgroup 'devices.allow' set to 'c 10:228 rwm'
      lxc-start 20170512190429.304 DEBUG    lxc_cgfsng - cgroups/cgfsng.c:cgfsng_setup_limits:1954 - cgroup 'devices.allow' set to 'c 10:232 rwm'
      lxc-start 20170512190429.304 INFO     lxc_cgfsng - cgroups/cgfsng.c:cgfsng_setup_limits:1958 - cgroup has been setup
      lxc-start 20170512190429.352 DEBUG    lxc_conf - conf.c:lxc_assign_network:3185 - move 'vethV85SWI'/'(null)' to '4316': .
      lxc-start 20170512190429.392 DEBUG    lxc_conf - conf.c:lxc_assign_network:3185 - move 'vethH3BO6D'/'(null)' to '4316': .
      lxc-start 20170512190429.394 DEBUG    lxc_conf - conf.c:setup_rootfs:1273 - mounted '/data1/lxc/jessie1/rootfs' on '/usr/lib/x86_64-linux-gnu/lxc/rootfs'
      lxc-start 20170512190429.394 INFO     lxc_conf - conf.c:setup_utsname:901 - 'jessie1' hostname has been setup
      lxc-start 20170512190429.428 DEBUG    lxc_conf - conf.c:setup_hw_addr:2225 - mac address '00:16:fd:44:00:13' on 'eth0' has been setup
      lxc-start 20170512190429.428 DEBUG    lxc_conf - conf.c:setup_netdev:2452 - 'eth0' has been setup
      lxc-start 20170512190429.455 DEBUG    lxc_conf - conf.c:setup_hw_addr:2225 - mac address '00:16:f4:0a:b5:7f' on 'eth1' has been setup
      lxc-start 20170512190429.456 DEBUG    lxc_conf - conf.c:setup_netdev:2452 - 'eth1' has been setup
      lxc-start 20170512190429.456 INFO     lxc_conf - conf.c:setup_network:2473 - network has been setup
      lxc-start 20170512190429.456 INFO     lxc_conf - conf.c:mount_autodev:1130 - Mounting container /dev
      lxc-start 20170512190429.456 INFO     lxc_conf - conf.c:mount_autodev:1153 - Mounted tmpfs onto /usr/lib/x86_64-linux-gnu/lxc/rootfs/dev
      lxc-start 20170512190429.456 INFO     lxc_conf - conf.c:mount_autodev:1171 - Mounted container /dev
      lxc-start 20170512190429.456 INFO     lxc_conf - conf.c:mount_file_entries:1985 - mount points have been setup
      lxc-start 20170512190429.456 DEBUG    lxc_conf - conf.c:mount_entry:1715 - remounting /sys/fs/fuse/connections on /usr/lib/x86_64-linux-gnu/lxc/rootfs/sys/fs/fuse/connections to respect bind or remount options
      lxc-start 20170512190429.456 DEBUG    lxc_conf - conf.c:mount_entry:1730 - (at remount) flags for /sys/fs/fuse/connections was 4096, required extra flags are 0
      lxc-start 20170512190429.456 DEBUG    lxc_conf - conf.c:mount_entry:1739 - mountflags already was 4096, skipping remount
      lxc-start 20170512190429.456 DEBUG    lxc_conf - conf.c:mount_entry:1765 - mounted '/sys/fs/fuse/connections' on '/usr/lib/x86_64-linux-gnu/lxc/rootfs/sys/fs/fuse/connections', type 'none'
      lxc-start 20170512190429.456 INFO     lxc_conf - conf.c:mount_file_entries:1985 - mount points have been setup
      lxc-start 20170512190429.456 INFO     lxc_conf - conf.c:fill_autodev:1199 - Creating initial consoles under container /dev
      lxc-start 20170512190429.456 INFO     lxc_conf - conf.c:fill_autodev:1210 - Populating container /dev
      lxc-start 20170512190429.456 INFO     lxc_conf - conf.c:fill_autodev:1247 - Populated container /dev
      lxc-start 20170512190429.456 INFO     lxc_conf - conf.c:setup_dev_console:1495 - console has been setup
      lxc-start 20170512190429.456 INFO     lxc_utils - utils.c:mount_proc_if_needed:1785 - I am 1, /proc/self points to '1'
      lxc-start 20170512190429.479 DEBUG    lxc_conf - conf.c:setup_rootfs_pivot_root:1108 - pivot_root syscall to '/usr/lib/x86_64-linux-gnu/lxc/rootfs' successful
      lxc-start 20170512190429.480 DEBUG    lxc_conf - conf.c:lxc_create_tty:3429 - allocated pty '/dev/pts/0' (9/12)
      lxc-start 20170512190429.480 DEBUG    lxc_conf - conf.c:lxc_create_tty:3429 - allocated pty '/dev/pts/1' (13/14)
      lxc-start 20170512190429.480 DEBUG    lxc_conf - conf.c:lxc_create_tty:3429 - allocated pty '/dev/pts/2' (15/16)
      lxc-start 20170512190429.480 DEBUG    lxc_conf - conf.c:lxc_create_tty:3429 - allocated pty '/dev/pts/3' (17/18)
      lxc-start 20170512190429.480 INFO     lxc_conf - conf.c:lxc_create_tty:3440 - tty's configured
      lxc-start 20170512190429.480 INFO     lxc_conf - conf.c:setup_tty:1053 - 4 tty(s) has been setup
      lxc-start 20170512190429.480 INFO     lxc_conf - conf.c:setup_personality:1451 - set personality to '0x0'
      lxc-start 20170512190429.480 DEBUG    lxc_conf - conf.c:setup_caps:2135 - drop capability 'mac_admin' (33)
      lxc-start 20170512190429.480 DEBUG    lxc_conf - conf.c:setup_caps:2135 - drop capability 'mac_override' (32)
      lxc-start 20170512190429.480 DEBUG    lxc_conf - conf.c:setup_caps:2135 - drop capability 'sys_time' (25)
      lxc-start 20170512190429.480 DEBUG    lxc_conf - conf.c:setup_caps:2135 - drop capability 'sys_module' (16)
      lxc-start 20170512190429.480 DEBUG    lxc_conf - conf.c:setup_caps:2135 - drop capability 'sys_rawio' (17)
      lxc-start 20170512190429.480 DEBUG    lxc_conf - conf.c:setup_caps:2144 - capabilities have been setup
      lxc-start 20170512190429.480 NOTICE   lxc_conf - conf.c:lxc_setup:3977 - 'jessie1' is setup.
      lxc-start 20170512190429.480 DEBUG    lxc_cgfsng - cgroups/cgfsng.c:cgfsng_setup_limits:1954 - cgroup 'devices.deny' set to 'a'
      lxc-start 20170512190429.480 DEBUG    lxc_cgfsng - cgroups/cgfsng.c:cgfsng_setup_limits:1954 - cgroup 'devices.allow' set to 'c *:* m'
      lxc-start 20170512190429.480 DEBUG    lxc_cgfsng - cgroups/cgfsng.c:cgfsng_setup_limits:1954 - cgroup 'devices.allow' set to 'b *:* m'
      lxc-start 20170512190429.480 DEBUG    lxc_cgfsng - cgroups/cgfsng.c:cgfsng_setup_limits:1954 - cgroup 'devices.allow' set to 'c 1:3 rwm'
      lxc-start 20170512190429.480 DEBUG    lxc_cgfsng - cgroups/cgfsng.c:cgfsng_setup_limits:1954 - cgroup 'devices.allow' set to 'c 1:5 rwm'
      lxc-start 20170512190429.480 DEBUG    lxc_cgfsng - cgroups/cgfsng.c:cgfsng_setup_limits:1954 - cgroup 'devices.allow' set to 'c 1:7 rwm'
      lxc-start 20170512190429.480 DEBUG    lxc_cgfsng - cgroups/cgfsng.c:cgfsng_setup_limits:1954 - cgroup 'devices.allow' set to 'c 5:0 rwm'
      lxc-start 20170512190429.480 DEBUG    lxc_cgfsng - cgroups/cgfsng.c:cgfsng_setup_limits:1954 - cgroup 'devices.allow' set to 'c 5:1 rwm'
      lxc-start 20170512190429.480 DEBUG    lxc_cgfsng - cgroups/cgfsng.c:cgfsng_setup_limits:1954 - cgroup 'devices.allow' set to 'c 5:2 rwm'
      lxc-start 20170512190429.480 DEBUG    lxc_cgfsng - cgroups/cgfsng.c:cgfsng_setup_limits:1954 - cgroup 'devices.allow' set to 'c 1:8 rwm'
      lxc-start 20170512190429.480 DEBUG    lxc_cgfsng - cgroups/cgfsng.c:cgfsng_setup_limits:1954 - cgroup 'devices.allow' set to 'c 1:9 rwm'
      lxc-start 20170512190429.480 DEBUG    lxc_cgfsng - cgroups/cgfsng.c:cgfsng_setup_limits:1954 - cgroup 'devices.allow' set to 'c 136:* rwm'
      lxc-start 20170512190429.480 DEBUG    lxc_cgfsng - cgroups/cgfsng.c:cgfsng_setup_limits:1954 - cgroup 'devices.allow' set to 'c 10:229 rwm'
      lxc-start 20170512190429.480 DEBUG    lxc_cgfsng - cgroups/cgfsng.c:cgfsng_setup_limits:1954 - cgroup 'devices.allow' set to 'c 254:0 rm'
      lxc-start 20170512190429.480 DEBUG    lxc_cgfsng - cgroups/cgfsng.c:cgfsng_setup_limits:1954 - cgroup 'devices.allow' set to 'c 10:200 rwm'
      lxc-start 20170512190429.480 DEBUG    lxc_cgfsng - cgroups/cgfsng.c:cgfsng_setup_limits:1954 - cgroup 'devices.allow' set to 'c 10:228 rwm'
      lxc-start 20170512190429.480 DEBUG    lxc_cgfsng - cgroups/cgfsng.c:cgfsng_setup_limits:1954 - cgroup 'devices.allow' set to 'c 10:232 rwm'
      lxc-start 20170512190429.480 INFO     lxc_cgfsng - cgroups/cgfsng.c:cgfsng_setup_limits:1958 - cgroup has been setup
      lxc-start 20170512190429.480 INFO     lxc_start - start.c:do_start:836 - Unshared CLONE_NEWCGROUP.
      lxc-start 20170512190429.481 NOTICE   lxc_start - start.c:start:1428 - Exec'ing "/sbin/init".
      lxc-start 20170512190429.481 NOTICE   lxc_start - start.c:post_start:1439 - Started "/sbin/init" with pid "4316".
      lxc-start 20170512190429.481 WARN     lxc_start - start.c:signal_handler:322 - Invalid pid for SIGCHLD. Received pid 4303, expected pid 4316.
      lxc-start 20170512190429.482 DEBUG    lxc_commands - commands.c:lxc_cmd_handler:893 - Peer has disconnected.
      lxc-start 20170512190429.482 DEBUG    lxc_commands - commands.c:lxc_cmd_get_state:578 - Container "jessie1" is in "RUNNING" state.
      lxc-start 20170512190429.482 DEBUG    lxc_commands - commands.c:lxc_cmd_handler:893 - Peer has disconnected.
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