On 11/01/2010 03:05 PM, Miroslav Lednicky, AVONET, s.r.o. wrote:
> Dne 26.10.2010 15:03, Daniel Lezcano napsal(a):
>> On 10/26/2010 08:38 AM, Miroslav Lednicky, AVONET, s.r.o. wrote:
>>> Hello all,
>>>
>>> I started using LXCs. They are very nice.
>>> But I have problems with cgroup.
>>>
>>> There are problem with remove old informations from cgroup
>>> subdirectory.
>>> It happend only sometimes. Typicaly zabbix agent in LXC can generate
>>> this problem. But not always.
>>>
>>> Please see:
>>>
>>> ls -l /cgroup/test_lxc
>>>
>>> drwxr-xr-x 3 root root 0 2010-09-29 23:07 10194
>>> drwxr-xr-x 3 root root 0 2010-10-01 21:11 11382
>>> drwxr-xr-x 3 root root 0 2010-10-03 18:29 12632
>>> drwxr-xr-x 3 root root 0 2010-09-15 15:10 1715
>>> drwxr-xr-x 3 root root 0 2010-10-15 07:31 20270
>>> drwxr-xr-x 3 root root 0 2010-10-16 02:05 20468
>>> drwxr-xr-x 3 root root 0 2010-10-16 22:42 21090
>>> drwxr-xr-x 3 root root 0 2010-10-19 04:58 22349
>>> drwxr-xr-x 3 root root 0 2010-08-27 16:09 22455
>>> drwxr-xr-x 3 root root 0 2010-08-29 10:45 23636
>>> drwxr-xr-x 3 root root 0 2010-09-16 19:10 2398
>>> drwxr-xr-x 3 root root 0 2010-10-22 00:27 24182
>>> drwxr-xr-x 3 root root 0 2010-10-26 06:45 27044
>>> drwxr-xr-x 3 root root 0 2010-09-04 18:26 27119
>>> drwxr-xr-x 3 root root 0 2010-09-05 04:24 27187
>>> drwxr-xr-x 3 root root 0 2010-09-09 21:39 30581
>>> drwxr-xr-x 3 root root 0 2010-09-20 10:10 4793
>>> -r--r--r-- 1 root root 0 2010-08-02 13:53 cgroup.procs
>>> -r--r--r-- 1 root root 0 2010-08-02 13:53 cpuacct.stat
>>> -rw-r--r-- 1 root root 0 2010-08-02 13:53 cpuacct.usage
>>> -r--r--r-- 1 root root 0 2010-08-02 13:53 cpuacct.usage_percpu
>>> -rw-r--r-- 1 root root 0 2010-08-02 13:53 cpu.rt_period_us
>>> -rw-r--r-- 1 root root 0 2010-08-02 13:53 cpu.rt_runtime_us
>>> -rw-r--r-- 1 root root 0 2010-08-02 13:53 cpuset.cpu_exclusive
>>> -rw-r--r-- 1 root root 0 2010-08-02 13:53 cpuset.cpus
>>> -rw-r--r-- 1 root root 0 2010-08-02 13:53 cpuset.mem_exclusive
>>> -rw-r--r-- 1 root root 0 2010-08-02 13:53 cpuset.mem_hardwall
>>> -rw-r--r-- 1 root root 0 2010-08-02 13:53 cpuset.memory_migrate
>>> -r--r--r-- 1 root root 0 2010-08-02 13:53 cpuset.memory_pressure
>>> -rw-r--r-- 1 root root 0 2010-08-02 13:53 cpuset.memory_spread_page
>>> -rw-r--r-- 1 root root 0 2010-08-02 13:53 cpuset.memory_spread_slab
>>> -rw-r--r-- 1 root root 0 2010-08-02 13:53 cpuset.mems
>>> -rw-r--r-- 1 root root 0 2010-08-02 13:53 cpuset.sched_load_balance
>>> -rw-r--r-- 1 root root 0 2010-08-02 13:53
>>> cpuset.sched_relax_domain_level
>>> -rw-r--r-- 1 root root 0 2010-08-02 13:53 cpu.shares
>>> --w------- 1 root root 0 2010-08-02 13:53 devices.allow
>>> --w------- 1 root root 0 2010-08-02 13:53 devices.deny
>>> -r--r--r-- 1 root root 0 2010-08-02 13:53 devices.list
>>> -rw-r--r-- 1 root root 0 2010-08-02 13:53 freezer.state
>>> -rw-r--r-- 1 root root 0 2010-08-02 13:53 memory.failcnt
>>> --w------- 1 root root 0 2010-08-02 13:53 memory.force_empty
>>> -rw-r--r-- 1 root root 0 2010-08-02 13:53 memory.limit_in_bytes
>>> -rw-r--r-- 1 root root 0 2010-08-02 13:53 memory.max_usage_in_bytes
>>> -rw-r--r-- 1 root root 0 2010-08-02 13:53 memory.memsw.failcnt
>>> -rw-r--r-- 1 root root 0 2010-08-02 13:53 memory.memsw.limit_in_bytes
>>> -rw-r--r-- 1 root root 0 2010-08-02 13:53
>>> memory.memsw.max_usage_in_bytes
>>> -r--r--r-- 1 root root 0 2010-08-02 13:53 memory.memsw.usage_in_bytes
>>> -rw-r--r-- 1 root root 0 2010-08-02 13:53 memory.soft_limit_in_bytes
>>> -r--r--r-- 1 root root 0 2010-08-02 13:53 memory.stat
>>> -rw-r--r-- 1 root root 0 2010-08-02 13:53 memory.swappiness
>>> -r--r--r-- 1 root root 0 2010-08-02 13:53 memory.usage_in_bytes
>>> -rw-r--r-- 1 root root 0 2010-08-02 13:53 memory.use_hierarchy
>>> -rw-r--r-- 1 root root 0 2010-08-02 13:53 net_cls.classid
>>> -rw-r--r-- 1 root root 0 2010-08-02 13:53 notify_on_release
>>> -rw-r--r-- 1 root root 0 2010-08-02 13:53 tasks
>>>
>>> ls -R1 10194
>>> 10194:
>>> 2
>>> cgroup.procs
>>> cpuacct.stat
>>> cpuacct.usage
>>> cpuacct.usage_percpu
>>> cpu.rt_period_us
>>> cpu.rt_runtime_us
>>> cpuset.cpu_exclusive
>>> cpuset.cpus
>>> cpuset.mem_exclusive
>>> cpuset.mem_hardwall
>>> cpuset.memory_migrate
>>> cpuset.memory_pressure
>>> cpuset.memory_spread_page
>>> cpuset.memory_spread_slab
>>> cpuset.mems
>>> cpuset.sched_load_balance
>>> cpuset.sched_relax_domain_level
>>> cpu.shares
>>> devices.allow
>>> devices.deny
>>> devices.list
>>> freezer.state
>>> memory.failcnt
>>> memory.force_empty
>>> memory.limit_in_bytes
>>> memory.max_usage_in_bytes
>>> memory.memsw.failcnt
>>> memory.memsw.limit_in_bytes
>>> memory.memsw.max_usage_in_bytes
>>> memory.memsw.usage_in_bytes
>>> memory.soft_limit_in_bytes
>>> memory.stat
>>> memory.swappiness
>>> memory.usage_in_bytes
>>> memory.use_hierarchy
>>> net_cls.classid
>>> notify_on_release
>>> tasks
>>>
>>> 10194/2:
>>> cgroup.procs
>>> cpuacct.stat
>>> cpuacct.usage
>>> cpuacct.usage_percpu
>>> cpu.rt_period_us
>>> cpu.rt_runtime_us
>>> cpuset.cpu_exclusive
>>> cpuset.cpus
>>> cpuset.mem_exclusive
>>> cpuset.mem_hardwall
>>> cpuset.memory_migrate
>>> cpuset.memory_pressure
>>> cpuset.memory_spread_page
>>> cpuset.memory_spread_slab
>>> cpuset.mems
>>> cpuset.sched_load_balance
>>> cpuset.sched_relax_domain_level
>>> cpu.shares
>>> devices.allow
>>> devices.deny
>>> devices.list
>>> freezer.state
>>> memory.failcnt
>>> memory.force_empty
>>> memory.limit_in_bytes
>>> memory.max_usage_in_bytes
>>> memory.memsw.failcnt
>>> memory.memsw.limit_in_bytes
>>> memory.memsw.max_usage_in_bytes
>>> memory.memsw.usage_in_bytes
>>> memory.soft_limit_in_bytes
>>> memory.stat
>>> memory.swappiness
>>> memory.usage_in_bytes
>>> memory.use_hierarchy
>>> net_cls.classid
>>> notify_on_release
>>> tasks
>>>
>>> It looks like as this problem:
>>>
>>> http://www.mail-archive.com/de...@openvz.org/msg19736.html
>>>
>>> But I have no solution.
>>>
>>> Can somebody help me?
>>>
>>> It is big problem with lxc-stop and lx-start. I must restarting server.
>>
>> Weird.
>>
>> Is it possible the zabbix application creates a new namespace ?
>
> T thing that no. But in logs is sometime:
>
> warning: process `zabbix_agentd' used the deprecated sysctl system
> call with 1.55.
>
> I running zabbix agent in most of my containers, but i have problem
> only with one.
>
> I stoped zabbix agent, but there are some numeric directories in
> container cgroup.
>
> But not too much. 11 directories after one month running.
Are you using google chrome ?
>
> I cannot stop and start LXC without restart server now.
That would be interesting to see where your container is blocked.
Is it possible to get the stack of the processes inside the container
via /proc/<pid>/stack when the container is blocked ?
What is the kernel version ?
Thanks
-- Daniel
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