Comment 3 for bug 1310896

Volume creation was failed due to insufficient free space on host. opening for cinder to whether its valid bug for them or not.

c-api log -

2014-10-14 03:06:02.642 22981 INFO eventlet.wsgi.server [req-f33e98ec-1eaf-4631-b174-3d676c5b02e5 1d83c158db7f4d75bd0095707e7d4b13 667fa2f7ecd649319b46e66217e8b8a4 - - -] 127.0.0.1 - - [14/Oct/2014 03:06:02] "POST /v1/667fa2f7ecd649319b46e66217e8b8a4/volumes HTTP/1.1" 200 603 0.607899

c-sch logs-

2014-10-14 03:06:02.649 22995 WARNING cinder.scheduler.filters.capacity_filter [req-f33e98ec-1eaf-4631-b174-3d676c5b02e5 1d83c158db7f4d75bd0095707e7d4b13 667fa2f7ecd649319b46e66217e8b8a4 - - -] Insufficient free space for volume creation on host devstack-trusty-hpcloud-b1-2622048@lvmdriver-1#lvmdriver-1 (requested / avail): 1/0.0
2014-10-14 03:06:02.649 22995 WARNING cinder.scheduler.filter_scheduler [req-f33e98ec-1eaf-4631-b174-3d676c5b02e5 1d83c158db7f4d75bd0095707e7d4b13 667fa2f7ecd649319b46e66217e8b8a4 - - -] No weighed hosts found for volume with properties: {u'name': u'lvmdriver-1', u'qos_specs_id': None, u'deleted': False, u'created_at': u'2014-10-14T01:55:14.000000', u'updated_at': None, u'extra_specs': {u'volume_backend_name': u'lvmdriver-1'}, u'deleted_at': None, u'id': u'345b46fe-09e4-4dd0-b490-c8a71e05321c'}
2014-10-14 03:06:02.653 22995 ERROR cinder.scheduler.flows.create_volume [req-f33e98ec-1eaf-4631-b174-3d676c5b02e5 1d83c158db7f4d75bd0095707e7d4b13 667fa2f7ecd649319b46e66217e8b8a4 - - -] Failed to run task cinder.scheduler.flows.create_volume.ScheduleCreateVolumeTask;volume:create: No valid host was found. No weighed hosts available