[lxc-users] lxc stop / lxc reboot stopped working

[Tomasz Chmielewski]

Something like this reproduces it for me reliably (hangs on the first or 
second "stop"):


while true; do
    echo stop
    time lxc stop containername --debug
    sleep 5
    echo start
    lxc start containername
done


Tomasz


On 2016-03-11 01:35, Tomasz Chmielewski wrote:
> Am I the only one affected?
> 
> 
> Also happens with:
> 
> ii  lxd
> 2.0.0~rc2-0ubuntu3~ubuntu14.04.1~ppa1 amd64        Container
> hypervisor based on LXC - daemon
> ii  lxd-client
> 2.0.0~rc2-0ubuntu3~ubuntu14.04.1~ppa1 amd64        Container
> hypervisor based on LXC - client
> ii  lxd-tools
> 2.0.0~rc2-0ubuntu3~ubuntu14.04.1~ppa1 amd64        Container
> hypervisor based on LXC - extra tools
> 
> 
> "lxc restart containername" mostly just hangs.
> 
> 
> 
> Tomasz
> 
> 
> On 2016-03-09 17:53, Tomasz Chmielewski wrote:
>> After the latest lxd update, lxc stop / lxc reboot no longer work (and
>> hang instead).
>> 
>> 
>> # dpkg -l|grep lxd
>> ii  lxd
>> 2.0.0~rc2-0ubuntu2~ubuntu14.04.1~ppa1 amd64        Container
>> hypervisor based on LXC - daemon
>> ii  lxd-client
>> 2.0.0~rc2-0ubuntu2~ubuntu14.04.1~ppa1 amd64        Container
>> hypervisor based on LXC - client
>> ii  lxd-tools
>> 2.0.0~rc2-0ubuntu2~ubuntu14.04.1~ppa1 amd64        Container
>> hypervisor based on LXC - extra tools
>> 
>> 
>> 
>> # lxc stop
>> z-testing-a19ea622182c63ddc19bb22cde982b82-2016-03-09-08-22-26 --debug
>> DBUG[03-09|08:50:05] Raw response:
>> {"type":"sync","status":"Success","status_code":200,"metadata":{"api_extensions":[],"api_status":"development","api_version":"1.0","auth":"trusted","config":{"core.https_address":"10.190.0.1:8443","core.trust_password":true},"environment":{"addresses":["10.190.0.1:8443"],"architectures":["x86_64","i686"],"certificate":"-----BEGIN
>> CERTIFICATE-----
>> (...)
>> -----END
>> CERTIFICATE-----\n","driver":"lxc","driver_version":"2.0.0.rc5","kernel":"Linux","kernel_architecture":"x86_64","kernel_version":"4.4.4-040404-generic","server":"lxd","server_pid":22764,"server_version":"2.0.0.rc2","storage":"btrfs","storage_version":"4.4"},"public":false}}
>> 
>> DBUG[03-09|08:50:05] Raw response:
>> 
>
{"type":"sync","status":"Success","status_code":200,"metadata":{"architecture":"x86_64","config":{"raw.lxc":"lxc.aa_allow_incomplete=1","volatile.base_image":"1032903165a677e18ed93bde5057ae6287841ae756d1a6296eef8f2e5a825e4a","volatile.eth0.hwaddr":"00:16:3e:e4:36:64","volatile.eth0.name":"eth0","volatile.last_state.idmap":"[{\"Isuid\":true,\"Isgid\":false,\"Hostid\":100000,\"Nsid\":0,\"Maprange\":65536},{\"Isuid\":false,\"Isgid\":true,\"Hostid\":100000,\"Nsid\":0,\"Maprange\":65536}]"},"created_at":"2016-03-09T08:22:27Z","devices":{"eth0":{"nictype":"bridged","parent":"br-testing","type":"nic"},"root":{"path":"/","type":"disk"},"uploads":{"path":"/var/www/uploads","source":"/srv/deployment/uploads","type":"disk"}},"ephemeral":false,"expanded_config":{"raw.lxc":"lxc.aa_allow_incomplete=1","volatile.base_image":"1032903165a677e18ed93bde5057ae6287841ae756d1a6296eef8f2e5a825e4a","volatile.eth0.hwaddr":"00:16:3e:e4:36:64","volatile.eth0.name":"eth0","volatile.last_state.idmap":"[{\"Isuid\
>> ":true,\"Isgid\":false,\"Hostid\":100000,\"Nsid\":0,\"Maprange\":65536},{\"Isuid\":false,\"Isgid\":true,\"Hostid\":100000,\"Nsid\":0,\"Maprange\":65536}]"},"expanded_devices":{"eth0":{"nictype":"bridged","parent":"br-testing","type":"nic"},"root":{"path":"/","type":"disk"},"uploads":{"path":"/var/www/uploads","source":"/srv/deployment/uploads","type":"disk"}},"name":"z-testing-a19ea622182c63ddc19bb22cde982b82-2016-03-09-08-22-26","profiles":["default"],"stateful":false,"status":"Running","status_code":103}}
>> 
>> DBUG[03-09|08:50:05] Putting
>> {"action":"stop","force":false,"stateful":false,"timeout":-1}
>>  to
>> http://unix.socket/1.0/containers/z-testing-a19ea622182c63ddc19bb22cde982b82-2016-03-09-08-22-26/state
>> DBUG[03-09|08:50:05] Raw response: {"type":"async","status":"Operation
>> created","status_code":100,"metadata":{"id":"818e6b3c-9e2a-4fb3-a774-d00df8fb5c3d","class":"task","created_at":"2016-03-09T08:50:05.465171729Z","updated_at":"2016-03-09T08:50:05.465171729Z","status":"Running","status_code":103,"resources":{"containers":["/1.0/containers/z-testing-a19ea622182c63ddc19bb22cde982b82-2016-03-09-08-22-26"]},"metadata":null,"may_cancel":false,"err":""},"operation":"/1.0/operations/818e6b3c-9e2a-4fb3-a774-d00df8fb5c3d"}
>> 
>> DBUG[03-09|08:50:05] 
>> 1.0/operations/818e6b3c-9e2a-4fb3-a774-d00df8fb5c3d/wait
>> 
>> 
>> 
>> 
>> Just sits and hangs here.
>> 
>> 
>> Is there any quick fix for that?
>> 
>> 
>> Other than that - do you have any system which checks basic
>> functionality before pushing the packages to general public? Seems we
>> had lots of bugs making lxd unusable lately.
>> 
>> 
>> Tomasz Chmielewski
>> http://wpkg.org
>> 
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>> lxc-users at lists.linuxcontainers.org
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> 
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