[lxc-users] LXC 2.0 has been released!

Serge Hallyn serge.hallyn at ubuntu.com
Wed Apr 13 20:47:24 UTC 2016


Quoting Andrey Repin (anrdaemon at yandex.ru):
> Greetings, St├ęphane Graber!
> 
> > It's with great pleasure that the LXC development team is announcing
> > the release of LXC 2.0!
> 
> I've installed LXC 2.0 on my remote server today.
> However, that ended in a disaster. Now, I can't start my containers at all.
> 
> lxc_cgfsng - cgfsng.c:all_controllers_found:431 - no systemd controller mountpoint found
> lxc_start - start.c:lxc_spawn:1079 - failed initializing cgroup support
> lxc_start - start.c:__lxc_start:1329 - failed to spawn 'dc1'
> lxc_start_ui - lxc_start.c:main:344 - The container failed to start.
> 
> This is Ubuntu 12.04 system. LXC1 is from "Stable" PPA.
> 
> UPD:
> Managed to wrest the system into submission creating the small task:
> 
> # cat /etc/init/lxc-cg-patch.conf
> description "Mount missing systemd cgroup"
> 
> start on started cgroup-lite
> 
> task
> 
> expect stop
> 
> script
>         test -d /sys/fs/cgroup || { stop; exit 0; }
>         test -d /sys/fs/cgroup/systemd || mkdir /sys/fs/cgroup/systemd
>         mount cgroup /sys/fs/cgroup/systemd -t cgroup -o none,name=systemd || { stop; exit 0; }
> end script

I've proposed a new patch to make it proceed if name=systemd is not
mounted.  I expect a slew of "hey my systemd based container
isn't working" as a result, but we'll see.


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