消息 No valid host was found. 编码 500

admin

消息 No valid host was found. 编码 500
消息   No valid host was found. There are not enough hosts available.
编码   500
详情
File "/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
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NoValidHost: No valid host was found. : NoValidHost_Remote: No valid host wa
解决办法：检查磁盘空间，空间导致系统空间已经存满。