With all metrics enabled in the charm, and a VM deployed that is active, ceilometer fails to report a number of metrics and the following errors appear in the logs:
2020-04-28 21:15:56.341 6436 WARNING ceilometer.transformer.conversions [-] Dropping sample with no predecessor: (<name: cpu, volume: 342530000000, resource_id: 6fe8de79-5f3d-41b7-85bd-f958cdedd9ff, timestamp: 2020-04-28T21:15:56.143561>,)
2020-04-28 21:20:56.409 6439 WARNING ceilometer.transformer.conversions [-] dropping sample with no predecessor: (<name: network.outgoing.bytes, volume: 11150478, resource_id: instance-00000001-6fe8de79-5f3d-41b7-85bd-f958cdedd9ff-tap70b63909-42, timestamp: 2020-04-28T21:20:56.199023>,)
2020-04-28 21:20:56.444 6436 WARNING ceilometer.transformer.conversions [-] dropping sample with no predecessor: (<name: disk.device.read.requests, volume: 11878, resource_id: 6fe8de79-5f3d-41b7-85bd-f958cdedd9ff-vda, timestamp: 2020-04-28T21:20:56.196966>,)
2020-04-28 21:25:56.290 6439 WARNING ceilometer.transformer.conversions [-] dropping sample with no predecessor: (<name: cpu, volume: 353540000000, resource_id: 6fe8de79-5f3d-41b7-85bd-f958cdedd9ff, timestamp: 2020-04-28T21:25:56.145695>,)
2020-04-28 21:25:56.290 6439 WARNING ceilometer.transformer.conversions [-] Dropping sample with no predecessor: (<name: cpu, volume: 353540000000, resource_id: 6fe8de79-5f3d-41b7-85bd-f958cdedd9ff, timestamp: 2020-04-28T21:25:56.145695>,)
2020-04-28 21:25:56.481 6436 WARNING ceilometer.transformer.conversions [-] dropping sample with no predecessor: (<name: network.incoming.packets, volume: 43907, resource_id: instance-00000001-6fe8de79-5f3d-41b7-85bd-f958cdedd9ff-tap70b63909-42, timestamp: 2020-04-28T21:25:56.160256>,)
2020-04-28 21:25:56.671 6436 WARNING ceilometer.transformer.conversions [-] dropping sample with no predecessor: (<name: disk.device.read.bytes, volume: 289910272, resource_id: 6fe8de79-5f3d-41b7-85bd-f958cdedd9ff-vda, timestamp: 2020-04-28T21:25:56.178590>,)
2020-04-28 21:40:56.537 6442 WARNING ceilometer.transformer.conversions [-] dropping sample with no predecessor: (<name: network.outgoing.bytes, volume: 11150610, resource_id: instance-00000001-6fe8de79-5f3d-41b7-85bd-f958cdedd9ff-tap70b63909-42, timestamp: 2020-04-28T21:40:56.193747>,)
2020-04-28 22:00:56.340 6436 WARNING ceilometer.transformer.conversions [-] dropping sample with no predecessor: (<name: network.incoming.bytes, volume: 132975065, resource_id: instance-00000001-6fe8de79-5f3d-41b7-85bd-f958cdedd9ff-tap70b63909-42, timestamp: 2020-04-28T22:00:56.135131>,)
2020-04-28 22:30:56.369 6433 WARNING ceilometer.transformer.conversions [-] dropping sample with no predecessor: (<name: disk.device.write.requests, volume: 78557, resource_id: 6fe8de79-5f3d-41b7-85bd-f958cdedd9ff-vda, timestamp: 2020-04-28T22:30:56.136984>,)
Here is the list of all metrics, those with None as the Unit are measurements that have failed to be reported:
| id | archive_policy/name | name | unit | resource_id | 57f6-440b- 935e-d85a9607da ac | low | bandwidth | None | 13086211- e9d6-4248- 91f5-327815cacf e2 | 7d41-48b2- 92a2-a89af7437a 58 | low | compute. instance. booting. time | None | 6fe8de79- 5f3d-41b7- 85bd-f958cdedd9 ff | 1643-49f1- ae1d-5977ba054b c6 | low | cpu | None | 6fe8de79- 5f3d-41b7- 85bd-f958cdedd9 ff | d0cc-44a7- a16e-425c62bb28 22 | low | cpu.delta | None | 6fe8de79- 5f3d-41b7- 85bd-f958cdedd9 ff | c890-4b5f- 850d-1a78d24179 9e | low | cpu_l3_cache | None | 6fe8de79- 5f3d-41b7- 85bd-f958cdedd9 ff | ce50-4f9e- 9322-be2b655cd3 80 | low | cpu_util | None | 6fe8de79- 5f3d-41b7- 85bd-f958cdedd9 ff | a137-4743- 8868-2b5b8e88ea 98 | low | disk.allocation | None | 6fe8de79- 5f3d-41b7- 85bd-f958cdedd9 ff | 7023-4d96- a5fc-21b839ab48 85 | low | disk.capacity | None | 6fe8de79- 5f3d-41b7- 85bd-f958cdedd9 ff | fd57-4734- 8f21-a75acb7edb b2 | low | disk.device. allocation | None | 1697b45f- e901-5a44- b8b8-c15a1e3cda 4f | dab8-4ac0- 8096-50e4e690b8 49 | low | disk.device. capacity | None | 1697b45f- e901-5a44- b8b8-c15a1e3cda 4f | 19e8-426d- bdb7-a8e87c8041 0a | low | disk.device.iops | None | 1697b45f- e901-5a44- b8b8-c15a1e3cda 4f | 3937-434b- b24a-c478062a56 fa | low | disk.device.latency | None | 1697b45f- e901-5a44- b8b8-c15a1e3cda 4f | b69a-4743- b9b7-6641d6359d 0c | low | disk.device. read.bytes | None | 1697b45f- e901-5a44- b8b8-c15a1e3cda 4f | 9d0c-4991- a3fd-9ad91fd3a4 1e | low | disk.device. read.bytes. rate | None | 1697b45f- e901-5a44- b8b8-c15a1e3cda 4f | 2ffe-42ba- b137-ce0eca1813 e6 | low | disk.device. read.latency | None | 1697b45f- e901-5a44- b8b8-c15a1e3cda 4f | 79e6-4388- 8e97-efb2aa9314 3b | low | disk.device. read.requests | None | 1697b45f- e901-5a44- b8b8-c15a1e3cda 4f | 984a-43e5- a489-61513b365f c6 | low | disk.device. read.requests. rate | None | 1697b45f- e901-5a44- b8b8-c15a1e3cda 4f | d8e3-410d- 9604-584a6fff70 af | low | disk.device.usage | None | 1697b45f- e901-5a44- b8b8-c15a1e3cda 4f | c336-4737- b26a-cd6947a96c 81 | low | disk.device. write.bytes | B | 1697b45f- e901-5a44- b8b8-c15a1e3cda 4f | b8d3-43f3- a4f5-0c31fd3f70 0e | low | disk.device. write.bytes. rate | None | 1697b45f- e901-5a44- b8b8-c15a1e3cda 4f | 0bcf-49aa- b899-ecd639326e 6d | low | disk.device. write.late. ..
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