cannot launch instance with error: Message: No valid host was found. Exceeded max scheduling attempts 3 for instance

asked 2016-02-15 01:19:12 -0500

Jeffrey Guan gravatar image

updated 2016-02-15 02:25:13 -0500

| dltas-3cdb      | a78f364b-d646-4ef9-abce-4550bd5bb520 | Resource CREATE failed: ResourceInError: resources.db_groupA.resources[0].resources.server001: Went to status ERROR due to "Message: No valid host was found. Exceeded max scheduling attempts 3 for instance 010d4954-1a59-4d68-b9ff-51088cc7acdc. Last except | CREATE_FAILED      | 2016-02-13T19:33:44Z |
| db_groupB       | c82e079b-af87-42d3-87ac-4b6e793af28c | ResourceInError: resources.db_groupB.resources[0].resources.server001: Went to status ERROR due to "Message: No valid host was found. Exceeded max scheduling attempts 3 for instance a81e971a-34b5-499b-bed8-a5abaf46b85d. Last exception: [u'Traceback (most  | CREATE_FAILED      | 2016-02-13T19:33:43Z |
| db_groupA       | 87af7132-9d88-46c5-9cf0-55bcb51aef9f | ResourceInError: resources.db_groupA.resources[0].resources.server001: Went to status ERROR due to "Message: No valid host was found. Exceeded max scheduling attempts 3 for instance 010d4954-1a59-4d68-b9ff-51088cc7acdc. Last exception: [u'Traceback (most  | CREATE_FAILED      | 2016-02-13T19:33:42Z |
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Comments

Please check flavor details like RAM, HD, CPUs , etc and make sure you have compute node with enough resources

teju gravatar imageteju ( 2016-02-15 06:25:01 -0500 )edit

It is also a good idea to check the nova-scheduler log and with that (or after that) information investigating the nova-compute.log on the affected compute node.

cheers, hauke

haukebruno gravatar imagehaukebruno ( 2016-02-27 23:56:42 -0500 )edit

Thank you very much for your kind support

Jeffrey Guan gravatar imageJeffrey Guan ( 2016-03-16 03:08:42 -0500 )edit