[Users] [User] why VM image owner change to root after stop the vm
T-Sinjon
tscbj1989 at gmail.com
Tue Jul 31 11:42:59 UTC 2012
yeah, everything went ok after restart libvirtd
I have do a test :
Install a new node, the problem always there (any possible that "dynamic_ownership=0 # by vdsm" has done after libvirtd starting??)
On 30 Jul, 2012, at 10:46 PM, Martin Kletzander wrote:
> OK, so it is done by libvirt. However, I was trying to reproduce this
> and I was looking in the code and it looks like your config file
> settings are not reflected in libvirt (does the ownership change also
> after libvirt restart?). There is no chown called when dynamic ownership
> is turned off. The only thing I haven't tried is checking older versions
> of libvirt, but this code haven't changed that much.
>
> On 07/26/2012 05:28 PM, T-Sinjon wrote:
>> sorry for my careless , they all libvirtd
>>
>> [root at ovirt-node-sun-1 ~]# top -b -n 2 -H -p 1209
>> top - 15:25:08 up 3 days, 9:11, 3 users, load average: 0.06, 0.49, 0.39
>> Tasks: 11 total, 0 running, 11 sleeping, 0 stopped, 0 zombie
>> Cpu(s): 0.7%us, 1.3%sy, 0.0%ni, 97.7%id, 0.0%wa, 0.1%hi, 0.1%si, 0.0%st
>> Mem: 16436060k total, 7349120k used, 9086940k free, 69100k buffers
>> Swap: 0k total, 0k used, 0k free, 2239792k cached
>>
>> PID USER PR NI VIRT RES SHR S %CPU %MEM TIME+ COMMAND
>> 1209 root 20 0 909m 17m 7164 S 0.0 0.1 1:33.10 libvirtd
>> 1515 root 20 0 909m 17m 7164 S 0.0 0.1 0:07.56 libvirtd
>> 1516 root 20 0 909m 17m 7164 S 0.0 0.1 0:07.81 libvirtd
>> 1517 root 20 0 909m 17m 7164 S 0.0 0.1 0:07.78 libvirtd
>> 1518 root 20 0 909m 17m 7164 S 0.0 0.1 0:07.55 libvirtd
>> 1519 root 20 0 909m 17m 7164 S 0.0 0.1 0:07.46 libvirtd
>> 1520 root 20 0 909m 17m 7164 S 0.0 0.1 0:01.35 libvirtd
>> 1521 root 20 0 909m 17m 7164 S 0.0 0.1 0:01.36 libvirtd
>> 1522 root 20 0 909m 17m 7164 S 0.0 0.1 0:01.37 libvirtd
>> 1523 root 20 0 909m 17m 7164 S 0.0 0.1 0:01.34 libvirtd
>> 1524 root 20 0 909m 17m 7164 S 0.0 0.1 0:01.30 libvirtd
>>
>> On 26 Jul, 2012, at 8:51 PM, Martin Kletzander wrote:
>>
>>> On 07/26/2012 02:30 PM, Dan Kenigsberg wrote:
>>>> On Thu, Jul 26, 2012 at 11:05:21AM +0800, T-Sinjon wrote:
>>>>> maybe it's a libvirt problem , since my nodes have used oVirt Node Hypervisor 2.2.2-2.2.fc16
>>>>>
>>>>> engine:
>>>>> libvirt-0.9.11.4-3.fc17.x86_64
>>>> This one is unused.
>>>>
>>>>>
>>>>> node:
>>>>> libvirt-0.9.6-4.fc16.x86_64
>>>>>
>>>>> storage:
>>>>> No local fs, I have two Domain , one is using NFS fs, the other is GlusterFS mount by NFS.
>>>>> Both have the problem
>>>>>
>>>>> [root at ovirt-node-sun-1 ~]# strace -p 1209 -e chown -ff
>>>>> Process 1209 attached with 11 threads - interrupt to quit
>>>>>
>>>>> After start vm:
>>>>> [pid 1518] --- {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19068, si_status=0, si_utime=1, si_stime=1} (Child exited) ---
>>>>> [pid 1518] --- {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19069, si_status=0, si_utime=1, si_stime=1} (Child exited) ---
>>>>> [pid 1518] --- {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19071, si_status=0, si_utime=1, si_stime=1} (Child exited) ---
>>>>> [pid 1518] --- {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19072, si_status=0, si_utime=1, si_stime=1} (Child exited) ---
>>>>> [pid 1518] --- {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19074, si_status=0, si_utime=1, si_stime=0} (Child exited) ---
>>>>> [pid 1209] --- {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19080, si_status=0, si_utime=0, si_stime=0} (Child exited) ---
>>>>> [pid 1518] chown("/rhev/data-center/3bdc6f14-bb92-4b0e-8db2-d0ba4c34f61d/b5078b10-a044-42c5-b270-8b81cd51ce35/images/979c2849-2587-4015-bad5-53159a11b6ed/38648b73-b0d4-4f2a-9f46-5b20613abb7a", 107, 107) = 0
>>>>>
>>>>> After stop vm:
>>>>> [pid 1209] chown("/rhev/data-center/3bdc6f14-bb92-4b0e-8db2-d0ba4c34f61d/b5078b10-a044-42c5-b270-8b81cd51ce35/images/979c2849-2587-4015-bad5-53159a11b6ed/38648b73-b0d4-4f2a-9f46-5b20613abb7a", 0, 0) = 0
>>>>
>>>>
>>>> Why are you are teasing us? ;-) who was pid 1209, vdsm or libvirtd?
>>>>
>>>
>>> =)
>>>
>>> Unfortunately, you might be right, Dan. I think maybe it is libvirt and
>>> it is hitting a bug, but the bug I know about does this only with
>>> dynamic_ownership=1 (that's why I asked at first).
>>>
>>> To be sure, let's wait till we know who was 1518. Until then I'll try to
>>> investigate ;)
>>>
>>> Martin
>>
>
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