Re: cgroup support in f31

[Steve Dickson]

On 3/3/20 12:13 PM, Adrian Reber wrote:
>  On Tue, Mar 03, 2020 at 12:06:11PM -0500, Steve Dickson wrote:
> > I'm trying to start the docker service on F31 (5.5.7-200.fc31.x86_64)
> > and I'm getting the following error 
> >
> > ? docker.service - Docker Application Container Engine
> >    Loaded: loaded (/usr/lib/systemd/system/docker.service; disabled; vendor preset:
> disabled)
> >    Active: failed (Result: exit-code) since Tue 2020-03-03 11:36:19 EST; 1min 37s
> ago
> >      Docs: http://docs.docker.com
> >   Process: 6855 ExecStart=/usr/bin/dockerd-current --add-runtime
> oci=/usr/libexec/docker/docker-runc-current --default-runtime=oci
> --authorization-plugin=rhel-push-plugin --containerd /run/containerd.sock --exec-opt
> native.cgroupdriver=systemd --userland-proxy-path=/usr/libexec/docker/docker-proxy-current
> --init-path=/usr/libexec/docker/docker-init-current
> --seccomp-profile=/etc/docker/seccomp.json $OPTIONS $DOCKER_STORAGE_OPTIONS
> $DOCKER_NETWORK_OPTIONS $ADD_REGISTRY $BLOCK_REGISTRY $INSECURE_REGISTRY $REGISTRIES
> (code=exited, status=1/FAILURE)
> >  Main PID: 6855 (code=exited, status=1/FAILURE)
> >       CPU: 124ms
> >
> > time="2020-03-03T11:36:19.140274478-05:00" level=info msg="Graph
> migration to content-addressability took 0.00 seconds"
> > time="2020-03-03T11:36:19.141106888-05:00" level=warning msg="Your
> kernel does not support cgroup memory limit"
> > time="2020-03-03T11:36:19.141141530-05:00" level=warning msg="Unable
> to find cpu cgroup in mounts"
> > time="2020-03-03T11:36:19.141158734-05:00" level=warning msg="Unable
> to find blkio cgroup in mounts"
> > time="2020-03-03T11:36:19.141175193-05:00" level=warning msg="Unable
> to find cpuset cgroup in mounts"
> > time="2020-03-03T11:36:19.141249230-05:00" level=warning
> msg="mountpoint for pids not found"
> > Error starting daemon: Devices cgroup isn't mounted
> > docker.service: Main process exited, code=exited, status=1/FAILURE
> > docker.service: Failed with result 'exit-code'.
> > Failed to start Docker Application Container Engine.
> >
> > Is there no cgroup support in the current f31 kernel?
>  
>  Fedora 31 defaults to cgroup2 and you can either use Podman with cgroup2
>  support or reboot with cgroup1 support using the kernel command-line:
>  
>  systemd.unified_cgroup_hierarchy=0 
Interesting.... Thanks for the info!

steved.
>  
>  		Adrian
>  _______________________________________________
>  kernel mailing list -- kernel(a)lists.fedoraproject.org
>  To unsubscribe send an email to kernel-leave(a)lists.fedoraproject.org
>  Fedora Code of Conduct: https://docs.fedoraproject.org/en-US/project/code-of-conduct/
>  List Guidelines: https://fedoraproject.org/wiki/Mailing_list_guidelines
>  List Archives:
> https://lists.fedoraproject.org/archives/list/[e-mail]
>