Re: [Openstack] Got semaphore "storage-registry-lock" and XXX in nova-compute

Sun, 07 Dec 2014 16:03:37 -0800 

Finally the problem was that /var/lib/nova/instances mounted over CephFS
had bad permitions on files/directories. With a clean directory the problem
doesn't show anymore.

Regards,

2014-12-04 12:39 GMT-06:00 Francisco J. Araya <[email protected]>:

> Well, after working with Guillermo we have acknowleged is that it seems to
> be an issue with the shared storage (CephFS).
>
> We changed /var/lib/nova/instances to local storage on one of the computer
> nodes and voila! The node it's not going down with XXX anymore!
>
> Now we want to check if it's a file permissions issue on
> /var/lib/nova/instances or there is a issue with shared fs ceph storage.
>
>
>
> 2014-12-04 1:15 GMT-06:00 Guillermo Alvarado <
> [email protected]>:
>
>> Hi everyone,
>>
>> I can not found any info about this error: *Got semaphore
>> "storage-registry-lock"*
>>
>> All my computes goes :-) but after 40 mins aprox I got XXX
>>
>> Here the complete log:
>>
>> 2014-12-04 00:43:41.921 32947 DEBUG nova.openstack.common.lockutils [-]
>> Got semaphore "storage-registry-lock" lock
>> /usr/lib/python2.7/dist-packages/nova/openstack/common/lockutils.py:168
>>
>> 2014-12-04 00:43:41.922 32947 DEBUG nova.openstack.common.lockutils [-]
>> Attempting to grab file lock "storage-registry-lock" lock
>> /usr/lib/python2.7/dist-packages/nova/openstack/common/lockutils.py:178
>>
>> 2014-12-04 00:43:41.963 32947 DEBUG nova.openstack.common.lockutils [-]
>> Got file lock "storage-registry-lock" at
>> /var/lib/nova/instances/locks/nova-storage-registry-lock lock
>> /usr/lib/python2.7/dist-packages/nova/openstack/common/lockutils.py:206
>> 2014-12-04 00:43:41.964 32947 DEBUG nova.openstack.common.lockutils [-]
>> Got semaphore / lock "do_get_storage_users" inner
>> /usr/lib/python2.7/dist-packages/nova/openstack/common/lockutils.py:248
>>
>> 2014-12-04 00:43:41.965 32947 DEBUG nova.openstack.common.lockutils [-]
>> Released file lock "storage-registry-lock" at
>> /var/lib/nova/instances/locks/nova-storage-registry-lock lock
>> /usr/lib/python2.7/dist-packages/nova/openstack/common/lockutils.py:210
>> 2014-12-04 00:43:41.966 32947 DEBUG nova.openstack.common.lockutils [-]
>> Semaphore / lock released "do_get_storage_users" inner
>> /usr/lib/python2.7/dist-packages/nova/openstack/common/lockutils.py:252
>>
>>
>> BTW I am using ceph and RBD to cinder
>>
>> Any Ideas??
>>
>>
>>
>>
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>
>
> --
> *Francisco J. Araya Maggiolo*
> DevOp - Research & Development
> KIO Networks
> Mexico City
> Phone: +52 (55) 8503 2600 ext. 3901
> Mobile: +52 (1) (55) 6066 9025
> http://www.kionetworks.com
>
>


-- 
*Francisco J. Araya Maggiolo*
DevOp - Research & Development
KIO Networks
Mexico City
Phone: +52 (55) 8503 2600 ext. 3901
Mobile: +52 (1) (55) 6066 9025
http://www.kionetworks.com

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