[Lxc-users] Can not start containers using latest tools from the git

[John Drescher]

> Gah ! ok, the last request : can you launch the container with the following
> command line ?
>
>   lxc-start -n guest_1 -l DEBUG -o $(tty)
> and give the output.
>

localhost ~ #   lxc-start -n guest_1 -l DEBUG -o $(tty)
      lxc-start 1264150065.375 INFO     lxc_conf - tty's configured
      lxc-start 1264150065.375 DEBUG    lxc_start - sigchild handler set
      lxc-start 1264150065.375 INFO     lxc_start - 'guest_1' is initialized
      lxc-start 1264150065.379 DEBUG    lxc_conf - instanciated veth
'vethBhWIhY/vetheRH7qk', index is '10'
      lxc-start 1264150065.438 DEBUG    lxc_cgroup - using cgroup
mounted at '/cgroup'
      lxc-start 1264150065.438 DEBUG    lxc_cgroup - '/cgroup/2876'
renamed to '/cgroup/guest_1'
      lxc-start 1264150065.513 DEBUG    lxc_conf - move 'br0' to '2876'
      lxc-start 1264150065.513 INFO     lxc_conf - 'guest_1' hostname
has been setup
      lxc-start 1264150065.516 DEBUG    lxc_conf - 'veth0' has been setup
      lxc-start 1264150065.516 INFO     lxc_conf - network has been setup
      lxc-start 1264150065.516 DEBUG    lxc_cgroup - using cgroup
mounted at '/cgroup'
      lxc-start 1264150065.517 DEBUG    lxc_conf - cgroup
'devices.deny' set to 'a # Deny all access to devices'
      lxc-start 1264150065.517 DEBUG    lxc_conf - cgroup
'devices.allow' set to 'c 1:3 rwm # dev/null'
      lxc-start 1264150065.517 DEBUG    lxc_conf - cgroup
'devices.allow' set to 'c 1:5 rwm # dev/zero'
      lxc-start 1264150065.517 DEBUG    lxc_conf - cgroup
'devices.allow' set to 'c 5:1 rwm # dev/console'
      lxc-start 1264150065.517 DEBUG    lxc_conf - cgroup
'devices.allow' set to 'c 5:0 rwm # dev/tty'
      lxc-start 1264150065.517 DEBUG    lxc_conf - cgroup
'devices.allow' set to 'c 4:0 rwm # dev/tty0'
      lxc-start 1264150065.517 DEBUG    lxc_conf - cgroup
'devices.allow' set to 'c 4:1 rwm # dev/tty1'
      lxc-start 1264150065.517 DEBUG    lxc_conf - cgroup
'devices.allow' set to 'c 4:2 rwm # dev/tty2'
      lxc-start 1264150065.517 DEBUG    lxc_conf - cgroup
'devices.allow' set to 'c 1:9 rwm # dev/urandon'
      lxc-start 1264150065.517 DEBUG    lxc_conf - cgroup
'devices.allow' set to 'c 1:8 rwm # dev/random'
      lxc-start 1264150065.517 DEBUG    lxc_conf - cgroup
'devices.allow' set to 'c 136:* rwm # dev/pts/*'
      lxc-start 1264150065.517 DEBUG    lxc_conf - cgroup
'devices.allow' set to 'c 5:2 rwm # dev/pts/ptmx'
      lxc-start 1264150065.517 DEBUG    lxc_conf - cgroup
'devices.allow' set to 'c 254:0 rwm'
      lxc-start 1264150065.517 INFO     lxc_conf - cgroup has been setup
      lxc-start 1264150065.517 DEBUG    lxc_conf - mounted none on
/lxc/guest_1/dev/pts, type devpts
      lxc-start 1264150065.517 DEBUG    lxc_conf - mounted none on
/lxc/guest_1/dev/shm, type tmpfs
      lxc-start 1264150065.517 DEBUG    lxc_conf - mounted
/usr/portage on /lxc/guest_1/usr/portage, type none
      lxc-start 1264150065.517 INFO     lxc_conf - mount points have been setup
      lxc-start 1264150065.517 INFO     lxc_conf - mount points have been setup
      lxc-start 1264150065.518 INFO     lxc_conf - console
'/dev/pts/0' mounted to '/lxc/guest_1/dev/console'
      lxc-start 1264150065.518 INFO     lxc_conf - 4 tty(s) has been setup
      lxc-start 1264150065.518 DEBUG    lxc_conf - temporary
mountpoint for old rootfs is './lxc-oldrootfs-FJUuhq'
      lxc-start 1264150065.518 DEBUG    lxc_conf - pivot_root syscall
to '/lxc-oldrootfs-FJUuhq' successful
      lxc-start 1264150065.518 DEBUG    lxc_conf - umounted
'/lxc-oldrootfs-FJUuhq/proc/bus/usb'
      lxc-start 1264150065.518 DEBUG    lxc_conf - umounted
'/lxc-oldrootfs-FJUuhq/lib64/rc/init.d'
      lxc-start 1264150065.518 DEBUG    lxc_conf - umounted
'/lxc-oldrootfs-FJUuhq/dev/pts'
      lxc-start 1264150065.519 ERROR    lxc_conf - Invalid argument -
failed to umount '/lxc-oldrootfs-FJUuhq/dev/shm'
lxc-start: Invalid argument - failed to umount '/lxc-oldrootfs-FJUuhq/dev/shm'
      lxc-start 1264150065.519 ERROR    lxc_conf - failed to
pivot_root to '/lxc/guest_1'
lxc-start: failed to pivot_root to '/lxc/guest_1'
      lxc-start 1264150065.519 ERROR    lxc_conf - failed to set
rootfs for 'guest_1'
lxc-start: failed to set rootfs for 'guest_1'
      lxc-start 1264150065.519 ERROR    lxc_start - failed to setup
the container
lxc-start: failed to setup the container
      lxc-start 1264150065.519 NOTICE   lxc_start - '/sbin/init'
started with pid '2876'
      lxc-start 1264150065.519 DEBUG    lxc_utils - closing fd '1'
      lxc-start 1264150065.519 DEBUG    lxc_utils - closing fd '0'
      lxc-start 1264150065.519 DEBUG    lxc_utils - closed all
inherited file descriptors
      lxc-start 1264150065.553 DEBUG    lxc_start - child exited
      lxc-start 1264150065.553 INFO     lxc_error - child <2876> ended
on error (255)
      lxc-start 1264150065.553 DEBUG    lxc_cgroup - using cgroup
mounted at '/cgroup'
      lxc-start 1264150065.593 DEBUG    lxc_cgroup - '/cgroup/guest_1' unlinked

> Is it possible the /dev/shm was mounted at the boot time on the initrd disk
> ?
On the host yes that is possible. I believe it would be easy to remove
the initrd on this machine since it's pretty scaled down being that it
runs inside of virtualbox.


-- 
John M. Drescher