Hi, We’re aware that some of that stuff happens once in a while. Please file a ticket, we’ll assign someone to get it investigated.
Renat Akhmerov @ Mirantis Inc. > On 27 Jan 2016, at 19:30, Shtilman, Tomer (Nokia - IL) > <tomer.shtil...@nokia.com> wrote: > > Hi > We are seeing an error in task execution , transaction is rollbacked an I > believe its causing problems in deletion (fk violation) > Shouldn’t we have some kind of retry mechanism for deadlock ? > Will be happy to get any thoughts on the matter > Thanks > > > [root@s54-0 ~(keystone_cb2)]# mistral task-get-result > 1ef3e610-1731-45bb-847c-25f0804ca83d > "RemoteError: Remote error: InvalidRequestError This Session's transaction > has been rolled back due to a previous exception during flush. To begin a new > transaction with this Session, first issue Session.rollback(). Original > exception was: (mysql_exceptions.OperationalError) (1213, 'Deadlock found > when trying to get lock; try restarting transaction') [SQL: u'UPDATE > executions_v2 SET updated_at=%s, state=%s WHERE executions_v2.id = > %s'][parameters: (datetime.datetime(2016, 1, 27, 0, 11, 30, 305004), > 'SUCCESS', '1ef3e610-1731-45bb-847c-25f0804ca83d')]\n[u'Traceback (most > recent call last): > n', u' File > \"/usr/lib/python2.7/site-packages/oslo_messaging/rpc/dispatcher.py\", line > 142, in _dispatch_and_reply > n executor_callback)) > n', u' File > \"/usr/lib/python2.7/site-packages/oslo_messaging/rpc/dispatcher.py\", line > 186, in _dispatch > n executor_callback) > n', u' File > \"/usr/lib/python2.7/site-packages/oslo_messaging/rpc/dispatcher.py\", line > 129, in _do_dispatch > n result = func(ctxt, **new_args) > n', u' File \"/usr/lib/python2.7/site-packages/mistral/engine/rpc.py\", line > 144, in on_action_complete > n return self._engine.on_action_complete(action_ex_id, result) > n', u' File \"/usr/lib/python2.7/site-packages/mistral/utils/init_.py\", line > 112, in _logged > n return func(*args, **kw) > n', u' File > \"/usr/lib/python2.7/site-packages/mistral/engine/default_engine.py\", line > 267, in on_action_complete > n raise e > n', u\"InvalidRequestError: This Session's transaction has been rolled back > due to a previous exception during flush. To begin a new transaction with > this Session, first issue Session.rollback(). > > > __________________________________________________________________________ > OpenStack Development Mailing List (not for usage questions) > Unsubscribe: openstack-dev-requ...@lists.openstack.org > <mailto:openstack-dev-requ...@lists.openstack.org>?subject:unsubscribe > http://lists.openstack.org/cgi-bin/mailman/listinfo/openstack-dev > <http://lists.openstack.org/cgi-bin/mailman/listinfo/openstack-dev>
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