Hello everyone, I installed centos 7 openstack ocata with gnocchi. The gnocchi backand is "file" and /var/lib/gnocchi is on netapp nfs. Sometime a lot of locks are created on nfs and the statsd.log reports the following:
2018-03-05 08:56:34.743 58931 ERROR trollius [-] Exception in callback _flush() at /usr/lib/python2.7/site-packages/gnocchi/statsd.py:179 handle: <TimerHandle when=1180741.55618 _flush() at /usr/lib/python2.7/site-packages/gnocchi/statsd.py:179> 2018-03-05 08:56:34.743 58931 ERROR trollius Traceback (most recent call last): 2018-03-05 08:56:34.743 58931 ERROR trollius File "/usr/lib/python2.7/site-packages/trollius/events.py", line 136, in _run 2018-03-05 08:56:34.743 58931 ERROR trollius self._callback(*self._args) 2018-03-05 08:56:34.743 58931 ERROR trollius File "/usr/lib/python2.7/site-packages/gnocchi/statsd.py", line 181, in _flush 2018-03-05 08:56:34.743 58931 ERROR trollius stats.flush() 2018-03-05 08:56:34.743 58931 ERROR trollius File "/usr/lib/python2.7/site-packages/gnocchi/statsd.py", line 93, in flush 2018-03-05 08:56:34.743 58931 ERROR trollius with_metrics=True) 2018-03-05 08:56:34.743 58931 ERROR trollius File "/usr/lib/python2.7/site-packages/oslo_db/api.py", line 151, in wrapper 2018-03-05 08:56:34.743 58931 ERROR trollius ectxt.value = e.inner_exc 2018-03-05 08:56:34.743 58931 ERROR trollius File "/usr/lib/python2.7/site-packages/oslo_utils/excutils.py", line 220, in __exit__ 2018-03-05 08:56:34.743 58931 ERROR trollius self.force_reraise() 2018-03-05 08:56:34.743 58931 ERROR trollius File "/usr/lib/python2.7/site-packages/oslo_utils/excutils.py", line 196, in force_reraise 2018-03-05 08:56:34.743 58931 ERROR trollius six.reraise(self.type_, self.value, self.tb) 2018-03-05 08:56:34.743 58931 ERROR trollius File "/usr/lib/python2.7/site-packages/oslo_db/api.py", line 139, in wrapper 2018-03-05 08:56:34.743 58931 ERROR trollius return f(*args, **kwargs) 2018-03-05 08:56:34.743 58931 ERROR trollius File "/usr/lib/python2.7/site-packages/gnocchi/indexer/sqlalchemy.py", line 932, in get_resource 2018-03-05 08:56:34.743 58931 ERROR trollius session, resource_type)['resource'] 2018-03-05 08:56:34.743 58931 ERROR trollius File "/usr/lib/python2.7/site-packages/gnocchi/indexer/sqlalchemy.py", line 574, in _resource_type_to_mappers Anyone could help me, please? What's happening ? Regards Ignazio
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