消息 No valid host was found. 编码 500

admin

消息 No valid host was found. 编码 500
! L& e) N  x: q& n8 [消息   No valid host was found. There are not enough hosts available.
编码   500
$ y, m; C4 b  P4 {详情
% @1 [! {" D7 d5 SFile "/usr/lib/python2.7/dist-packages/nova/conductor/manager.py", line 397, in build_instances context, request_spec, filter_properties) File "/usr/lib/python2.7/dist-packages/nova/conductor/manager.py", line 441, in _schedule_instances hosts = self.scheduler_client.select_destinations(context, spec_obj) File "/usr/lib/python2.7/dist-packages/nova/scheduler/utils.py", line 372, in wrapped return func(*args, **kwargs) File "/usr/lib/python2.7/dist-packages/nova/scheduler/client/__init__.py", line 51, in select_destinations return self.queryclient.select_destinations(context, spec_obj) File "/usr/lib/python2.7/dist-packages/nova/scheduler/client/__init__.py", line 37, in __run_method return getattr(self.instance, __name)(*args, **kwargs) File "/usr/lib/python2.7/dist-packages/nova/scheduler/client/query.py", line 32, in select_destinations return self.scheduler_rpcapi.select_destinations(context, spec_obj) File "/usr/lib/python2.7/dist-packages/nova/scheduler/rpcapi.py", line 121, in select_destinations return cctxt.call(ctxt, 'select_destinations', **msg_args) File "/usr/lib/python2.7/dist-packages/oslo_messaging/rpc/client.py", line 158, in call retry=self.retry) File "/usr/lib/python2.7/dist-packages/oslo_messaging/transport.py", line 91, in _send timeout=timeout, retry=retry) File "/usr/lib/python2.7/dist-packages/oslo_messaging/_drivers/amqpdriver.py", line 512, in send retry=retry) File "/usr/lib/python2.7/dist-packages/oslo_messaging/_drivers/amqpdriver.py", line 503, in _send raise result
2 c. n# r- G! N$ H4 a" O
' |# Q2 z5 t0 D! F& H+ ?NoValidHost: No valid host was found. : NoValidHost_Remote: No valid host wa
- n7 X5 @% m- h% n2 y3 g" M% B解决办法：检查磁盘空间，空间导致系统空间已经存满。