0$ shell  1$(L) key  2$(L) key-access  3$(L) horizon  4$(L) g-reg  5-$(L) g-api   6$ n-api*                                                               (vaishali2/0.00 0.04 0.09)
/usr/local/bin/nova-api
root@vaishali2:/var/www/html/devstack# /usr/local/bin/nova-api
No handlers could be found for logger "oslo_config.cfg"
2015-10-27 16:07:06.573 DEBUG oslo_concurrency.lockutils [-] Acquired semaphore "singleton_lock" from (pid=3468) lock /usr/local/lib/python2.7/dist-packages/oslo_concurrency/lockutils.py:198
2015-10-27 16:07:06.574 DEBUG oslo_concurrency.lockutils [-] Releasing semaphore "singleton_lock" from (pid=3468) lock /usr/local/lib/python2.7/dist-packages/oslo_concurrency/lockutils.py:211
2015-10-27 16:07:06.575 DEBUG nova.wsgi [-] Loading app ec2 from /etc/nova/api-paste.ini from (pid=3468) load_app /opt/stack/nova/nova/wsgi.py:543
2015-10-27 16:07:07.126 INFO oslo_service.periodic_task [-] Skipping periodic task _periodic_update_dns because its interval is negative
2015-10-27 16:07:07.130 WARNING nova.api.ec2.cloud [-] Deprecated: The in tree EC2 API is deprecated as of Kilo release and may be removed in a future release. The stackforge ec2-api project http://git.openstack.org/cgit/stackforge/ec2-api/ is the target replacement for this functionality.
2015-10-27 16:07:07.518 INFO nova.wsgi [-] ec2 listening on 0.0.0.0:8773
2015-10-27 16:07:07.522 INFO oslo_service.service [-] Starting 2 workers
2015-10-27 16:07:07.525 CRITICAL nova [-] OSError: [Errno 12] Cannot allocate memory

2015-10-27 16:07:07.525 TRACE nova Traceback (most recent call last):
2015-10-27 16:07:07.525 TRACE nova   File "/usr/local/bin/nova-api", line 10, in <module>
2015-10-27 16:07:07.525 TRACE nova     sys.exit(main())
2015-10-27 16:07:07.525 TRACE nova   File "/opt/stack/nova/nova/cmd/api.py", line 56, in main
2015-10-27 16:07:07.525 TRACE nova     launcher.launch_service(server, workers=server.workers or 1)
2015-10-27 16:07:07.525 TRACE nova   File "/usr/local/lib/python2.7/dist-packages/oslo_service/service.py", line 458, in launch_service
2015-10-27 16:07:07.525 TRACE nova     self._start_child(wrap)
2015-10-27 16:07:07.525 TRACE nova   File "/usr/local/lib/python2.7/dist-packages/oslo_service/service.py", line 424, in _start_child
2015-10-27 16:07:07.525 TRACE nova     pid = os.fork()
2015-10-27 16:07:07.525 TRACE nova OSError: [Errno 12] Cannot allocate memory
2015-10-27 16:07:07.525 TRACE nova