[Lxc-users] errors

[Stéphane Graber]

On 05/22/2013 07:46 PM, Tamas Papp wrote:
> On 05/23/2013 01:36 AM, Tamas Papp wrote:
>> On 05/23/2013 01:02 AM, Tamas Papp wrote:
>>> hi All,
>>>
>>> # lxc-ls --fancy
>>> Traceback (most recent call last):
>>>      File "/usr/bin/lxc-ls", line 221, in <module>
>>>        ips = container.get_ips(protocol=protocol, timeout=1)
>>> TypeError: 'protocol' is an invalid keyword argument for this function
>>>
>>>
>>> # lxc-info -n sc --state-is=running
>>> # echo $?
>>> 1
>>>
>>> The container is running.
>>>
>>> ii  lxc 0.9.0.0~staging~20130521-1727-0ubuntu1~ppa1~pre Linux Containers userspace tools
>>>
>>> # lsb_release -a
>>> No LSB modules are available.
>>> Distributor ID:    Ubuntu
>>> Description:    Ubuntu 12.04.2 LTS
>>> Release:    12.04
>>> Codename:    precise
>>>
>>> Linux virt102 3.2.0-43-generic #68-Ubuntu SMP Wed May 15 03:33:33 UTC 2013 x86_64 x86_64 x86_64
>>> GNU/Linux
>>>
>>>
>>>
>>> I'm not sure, it's related, but the server is after a restart, because lxc-* commands were segfaulting.
>>>
>>> Do you have an idea?
>> I downgraded to 0.9.0.0~staging~20130516-1655-0ubuntu1~ppa1~precise1, segfault.
>> Then reboot and now it's stuck at this stage:
>>
>> Process 77488 detached
>> <... wait4 resumed> [{WIFEXITED(s) && WEXITSTATUS(s) == 0}], 0, NULL) = 77488
>> --- SIGCHLD (Child exited) @ 0 (0) ---
>> fstat(3, {st_mode=S_IFIFO|0600, st_size=0, ...}) = 0
>> lseek(3, 0, SEEK_CUR)                   = -1 ESPIPE (Illegal seek)
>> read(3, "", 6)                          = 0
>> close(3)                                = 0
>> geteuid()                               = 0
>> open("/dev/shm/sem.lxcapi.bioreg-vmc01", O_RDWR|O_NOFOLLOW) = 3
>> fstat(3, {st_mode=S_IFREG|0640, st_size=32, ...}) = 0
>> mmap(NULL, 32, PROT_READ|PROT_WRITE, MAP_SHARED, 3, 0) = 0x7fe5c5fce000
>> close(3)                                = 0
>> stat("/var/lib/lxc/bioreg-vmc01/config", {st_mode=S_IFREG|0644, st_size=1552, ...}) = 0
>> futex(0x7fe5c5fce000, FUTEX_WAIT, 0, NULL
>>
>>
>> This is the first container on the list.
>>
> 
> Sorry for the massmail...
> 
> In outline there was a segfault.
> I rebooted the machine, then there was no segfault, but api protocol error.
> I downgraded lxc version, reboot and it was stuck.
> I upgraded lxc (no reboot), and segfault is there.
> 
> 
> I have two this kind of machines: lxc latest version from the daily ppa, zfs backend, but different 
> kernel (3.2 vs. 3.8 - backported). 10-30 container. Both produce the issue.
> 
> There is a similar (actually a couple of days ago installed machine, with 3 easy containers and no 
> issue).
> 
> 
> I hope, it helps,
> 
> tamas

Oops, looks like I broke lxc-ls --fancy with my recent get_ips() API
change. I'll fix it directly to staging (trivial fix) and trigger a new
daily build, you should be able to update to a fixed package in the next
couple of hours.

Thanks for the report.


-- 
Stéphane Graber
Ubuntu developer
http://www.ubuntu.com

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