Reproduced the issue. Environment: AIO-DX/Direct connect lab, with Aug 21 build. 2 cpu each equip 10 physical cores with HT on, total 40 vcores provisioned 10 instances, 1 vcpu and 512mb memory each. Reproduction scenario: issue commands: system host-lock controller-0, system host-cpu-modify controller-0 -f platform -p0 4 -p1 4 system host-unlock controller-0 from the sysinv.log, found log indicated reapply stx-openstack failed 2019-08-22 19:11:23.035 266150 INFO sysinv.conductor.kube_app [-] Resetting status of app stx-openstack from 'applying' to 'apply-failed' continue after controller-0 up swact to controller-0, issue command: system host-lock controller-1 system host-cpu-modify controller-1 -f platform -p0 4 -p1 4 system host-unlock controller-1 from sysinv.log on controller-0, found log indicated that the reapply stx-openstack was skipped: 2019-08-22 19:51:10.448 267347 INFO sysinv.api.controllers.v1.host [-] stx-openstack system app is present but not applied, skipping re-apply continue after controller-1 up swact to controller-1, issue command: system host-lock controller-0, system host-cpu-modify controller-0 -f platform -p0 2 -p1 2 system host-unlock controller-0 again from sysinv.log on controller-1, found log indicated that the reapply stx-openstack was skipped: 2019-08-23 14:43:42.199 30712 INFO sysinv.api.controllers.v1.host [-] stx-openstack system app is present but not applied, skipping re-apply The All hypervisors page on horizon, which report: controller-0: 20 vcpus controller-1: 32 vcpus both numbers don't match the final cpu allocations for both controllers. The numbers above are the same as the number prior to the last round of system host-cpu-modify command. however, sysinv shows the right allocation as the result of the commands: [sysadmin@controller-1 ~(keystone_admin)]$ system host-cpu-list controller-0 +--------------------------------------+-------+-----------+-------+--------+-------------------------------------------+-------------------+ | uuid | log_c | processor | phy_c | thread | processor_model | assigned_function | | | ore | | ore | | | | +--------------------------------------+-------+-----------+-------+--------+-------------------------------------------+-------------------+ | a5c2b8cf-56d4-40b8-8e77-19a40bd94586 | 0 | 0 | 0 | 0 | Intel(R) Xeon(R) CPU E5-2690 v2 @ 3.00GHz | Platform | | 3013883a-7b0e-4f55-89d0-a991aa64d44c | 1 | 0 | 1 | 0 | Intel(R) Xeon(R) CPU E5-2690 v2 @ 3.00GHz | Platform | | 50d4a4fa-f71e-4870-ae80-81e923094caf | 2 | 0 | 2 | 0 | Intel(R) Xeon(R) CPU E5-2690 v2 @ 3.00GHz | vSwitch | | dc9ef989-cab2-48ee-8d18-bc457bab19a6 | 3 | 0 | 3 | 0 | Intel(R) Xeon(R) CPU E5-2690 v2 @ 3.00GHz | vSwitch | | 4ea82525-010f-4541-a2e1-691cc0336ef1 | 4 | 0 | 4 | 0 | Intel(R) Xeon(R) CPU E5-2690 v2 @ 3.00GHz | Applications | | 0ad12460-ceea-4d9b-bfa5-191bcb7df6a2 | 5 | 0 | 8 | 0 | Intel(R) Xeon(R) CPU E5-2690 v2 @ 3.00GHz | Applications | | 08ab91a2-c415-4425-8845-4648537d274c | 6 | 0 | 9 | 0 | Intel(R) Xeon(R) CPU E5-2690 v2 @ 3.00GHz | Applications | | 9b43e3ca-af08-4603-b546-3122e0a6217b | 7 | 0 | 10 | 0 | Intel(R) Xeon(R) CPU E5-2690 v2 @ 3.00GHz | Applications | | cb6427a7-8a4a-4bec-9606-f31d6af3fa38 | 8 | 0 | 11 | 0 | Intel(R) Xeon(R) CPU E5-2690 v2 @ 3.00GHz | Applications | | bf41dae9-b667-4ab9-a7a0-ed9f11ab16c0 | 9 | 0 | 12 | 0 | Intel(R) Xeon(R) CPU E5-2690 v2 @ 3.00GHz | Applications | | 90f10e13-a67a-49c0-a36e-e82d80eb4182 | 10 | 1 | 0 | 0 | Intel(R) Xeon(R) CPU E5-2690 v2 @ 3.00GHz | Platform | | d44b46b8-e155-4b29-8cc4-0ce4a58888b6 | 11 | 1 | 1 | 0 | Intel(R) Xeon(R) CPU E5-2690 v2 @ 3.00GHz | Platform | | 30e263f2-b95a-4c41-9ff7-2f75b2d964ef | 12 | 1 | 2 | 0 | Intel(R) Xeon(R) CPU E5-2690 v2 @ 3.00GHz | Applications | | 8b1a9c70-a017-4238-bf24-3710c42efb93 | 13 | 1 | 3 | 0 | Intel(R) Xeon(R) CPU E5-2690 v2 @ 3.00GHz | Applications | | 41c05f9f-74fe-4d51-bc55-590ffef223ca | 14 | 1 | 4 | 0 | Intel(R) Xeon(R) CPU E5-2690 v2 @ 3.00GHz | Applications | | fd3aecf1-5809-4669-94b2-65933d252d1f | 15 | 1 | 8 | 0 | Intel(R) Xeon(R) CPU E5-2690 v2 @ 3.00GHz | Applications | | ab5ee5b8-da3b-4382-a5ce-c92d2f93ee4d | 16 | 1 | 9 | 0 | Intel(R) Xeon(R) CPU E5-2690 v2 @ 3.00GHz | Applications | | 852bdc0b-4e22-40e7-9272-7383004dd9b8 | 17 | 1 | 10 | 0 | Intel(R) Xeon(R) CPU E5-2690 v2 @ 3.00GHz | Applications | | ed49816a-f319-4778-9349-dc8907febc16 | 18 | 1 | 11 | 0 | Intel(R) Xeon(R) CPU E5-2690 v2 @ 3.00GHz | Applications | | 65c55e4a-a810-4ee1-9a8c-08717fbe91dd | 19 | 1 | 12 | 0 | Intel(R) Xeon(R) CPU E5-2690 v2 @ 3.00GHz | Applications | | a54e4e3c-eb56-4d0e-b8a9-504a080603fb | 20 | 0 | 0 | 1 | Intel(R) Xeon(R) CPU E5-2690 v2 @ 3.00GHz | Platform | | efb44922-1942-42da-b976-578b148a1020 | 21 | 0 | 1 | 1 | Intel(R) Xeon(R) CPU E5-2690 v2 @ 3.00GHz | Platform | | 26d92418-4b54-49b6-858a-e726fb11b8cc | 22 | 0 | 2 | 1 | Intel(R) Xeon(R) CPU E5-2690 v2 @ 3.00GHz | vSwitch | | 5f25ad08-20a2-4b3c-9a7c-3722088ca59d | 23 | 0 | 3 | 1 | Intel(R) Xeon(R) CPU E5-2690 v2 @ 3.00GHz | vSwitch | | f679476b-bb76-455c-b4cb-8e7cf8a36179 | 24 | 0 | 4 | 1 | Intel(R) Xeon(R) CPU E5-2690 v2 @ 3.00GHz | Applications | | f0e7155f-9801-49b4-bfa9-bc4c8c42f4eb | 25 | 0 | 8 | 1 | Intel(R) Xeon(R) CPU E5-2690 v2 @ 3.00GHz | Applications | | c42bab65-1e0d-4859-a406-02a648534716 | 26 | 0 | 9 | 1 | Intel(R) Xeon(R) CPU E5-2690 v2 @ 3.00GHz | Applications | | 77d7ca76-d9f3-4ef6-ab53-430aac4d2083 | 27 | 0 | 10 | 1 | Intel(R) Xeon(R) CPU E5-2690 v2 @ 3.00GHz | Applications | | 342f367f-b9b8-4e8f-ba7a-ab4e409cb8f3 | 28 | 0 | 11 | 1 | Intel(R) Xeon(R) CPU E5-2690 v2 @ 3.00GHz | Applications | | a314c4a2-33ba-4155-91fd-ec210a9df707 | 29 | 0 | 12 | 1 | Intel(R) Xeon(R) CPU E5-2690 v2 @ 3.00GHz | Applications | | cb5eda99-15ea-4c63-ace5-5e892d25cb0d | 30 | 1 | 0 | 1 | Intel(R) Xeon(R) CPU E5-2690 v2 @ 3.00GHz | Platform | | 9e5f331a-3f6d-468e-b570-602cab3ec09d | 31 | 1 | 1 | 1 | Intel(R) Xeon(R) CPU E5-2690 v2 @ 3.00GHz | Platform | | 69e61550-901e-4914-af2b-bfe550ce69cc | 32 | 1 | 2 | 1 | Intel(R) Xeon(R) CPU E5-2690 v2 @ 3.00GHz | Applications | | 957a8dda-8e50-4901-ac53-b48ed5a376e8 | 33 | 1 | 3 | 1 | Intel(R) Xeon(R) CPU E5-2690 v2 @ 3.00GHz | Applications | | 7db00836-6e30-44b6-a97d-e7bfc2ea05cb | 34 | 1 | 4 | 1 | Intel(R) Xeon(R) CPU E5-2690 v2 @ 3.00GHz | Applications | | 7f390ab1-7b1e-4e13-a74a-ff4078b7acbf | 35 | 1 | 8 | 1 | Intel(R) Xeon(R) CPU E5-2690 v2 @ 3.00GHz | Applications | | df689879-d30e-470a-87b5-df23f77a93db | 36 | 1 | 9 | 1 | Intel(R) Xeon(R) CPU E5-2690 v2 @ 3.00GHz | Applications | | 2389d85b-a712-4b4f-986c-a8f60e2d7fd9 | 37 | 1 | 10 | 1 | Intel(R) Xeon(R) CPU E5-2690 v2 @ 3.00GHz | Applications | | b784a2aa-7baf-4d31-b647-911f4bd4f16a | 38 | 1 | 11 | 1 | Intel(R) Xeon(R) CPU E5-2690 v2 @ 3.00GHz | Applications | | 84ded527-58be-49dd-a260-5f61c0b958b2 | 39 | 1 | 12 | 1 | Intel(R) Xeon(R) CPU E5-2690 v2 @ 3.00GHz | Applications | +--------------------------------------+-------+-----------+-------+--------+-------------------------------------------+-------------------+ [sysadmin@controller-1 ~(keystone_admin)]$ system host-cpu-list controller-1 +--------------------------------------+-------+-----------+-------+--------+-------------------------------------------+-------------------+ | uuid | log_c | processor | phy_c | thread | processor_model | assigned_function | | | ore | | ore | | | | +--------------------------------------+-------+-----------+-------+--------+-------------------------------------------+-------------------+ | 2f147d4a-2032-4f46-9ecc-42716044a32b | 0 | 0 | 0 | 0 | Intel(R) Xeon(R) CPU E5-2690 v2 @ 3.00GHz | Platform | | 4c714a2b-a4f9-4340-96ce-7d6dcb3e5cdd | 1 | 0 | 1 | 0 | Intel(R) Xeon(R) CPU E5-2690 v2 @ 3.00GHz | Platform | | 430d5d89-f64f-4398-b5f2-da9e28f099ad | 2 | 0 | 2 | 0 | Intel(R) Xeon(R) CPU E5-2690 v2 @ 3.00GHz | Platform | | a790c787-ac9c-4866-90ce-25d372689310 | 3 | 0 | 3 | 0 | Intel(R) Xeon(R) CPU E5-2690 v2 @ 3.00GHz | Platform | | 13bf1b20-ccf3-4484-a8d2-9618b995f391 | 4 | 0 | 4 | 0 | Intel(R) Xeon(R) CPU E5-2690 v2 @ 3.00GHz | vSwitch | | 4d629610-6355-4eab-9c9e-f677261715c2 | 5 | 0 | 8 | 0 | Intel(R) Xeon(R) CPU E5-2690 v2 @ 3.00GHz | vSwitch | | c9a418a6-8aba-4266-b96c-05ee31fd3364 | 6 | 0 | 9 | 0 | Intel(R) Xeon(R) CPU E5-2690 v2 @ 3.00GHz | Applications | | c0c22898-fe75-45a6-a641-251ea0a5cfbf | 7 | 0 | 10 | 0 | Intel(R) Xeon(R) CPU E5-2690 v2 @ 3.00GHz | Applications | | 92b9c407-a315-4fe8-9de9-41dbd2a9e560 | 8 | 0 | 11 | 0 | Intel(R) Xeon(R) CPU E5-2690 v2 @ 3.00GHz | Applications | | 10b6e867-457d-484a-9a58-72419cfaa8fd | 9 | 0 | 12 | 0 | Intel(R) Xeon(R) CPU E5-2690 v2 @ 3.00GHz | Applications | | f414fc7d-599a-4303-b8c0-e7b11e495792 | 10 | 1 | 0 | 0 | Intel(R) Xeon(R) CPU E5-2690 v2 @ 3.00GHz | Platform | | 138cf253-a32f-42da-bbc5-e584d310fc23 | 11 | 1 | 1 | 0 | Intel(R) Xeon(R) CPU E5-2690 v2 @ 3.00GHz | Platform | | 8c247202-c09b-4eee-9698-d0157e4b2790 | 12 | 1 | 2 | 0 | Intel(R) Xeon(R) CPU E5-2690 v2 @ 3.00GHz | Platform | | 95016933-a5f0-4be2-bc7f-019805cd48d2 | 13 | 1 | 3 | 0 | Intel(R) Xeon(R) CPU E5-2690 v2 @ 3.00GHz | Platform | | ff7867a1-4664-4b4e-997b-4fde7afa8ec4 | 14 | 1 | 4 | 0 | Intel(R) Xeon(R) CPU E5-2690 v2 @ 3.00GHz | Applications | | e5e6ad02-e276-417e-9cf5-1aa69efa6bfb | 15 | 1 | 8 | 0 | Intel(R) Xeon(R) CPU E5-2690 v2 @ 3.00GHz | Applications | | 56f83016-7715-44e6-a9dc-e0044982783d | 16 | 1 | 9 | 0 | Intel(R) Xeon(R) CPU E5-2690 v2 @ 3.00GHz | Applications | | 9da9dac6-c86e-4925-9b2f-e5b649e68ad5 | 17 | 1 | 10 | 0 | Intel(R) Xeon(R) CPU E5-2690 v2 @ 3.00GHz | Applications | | 8639e8ec-dfb9-41be-b5b3-97166ede0c0a | 18 | 1 | 11 | 0 | Intel(R) Xeon(R) CPU E5-2690 v2 @ 3.00GHz | Applications | | 6a5fdfea-d2c6-4bbd-a04c-01a033855d52 | 19 | 1 | 12 | 0 | Intel(R) Xeon(R) CPU E5-2690 v2 @ 3.00GHz | Applications | | b3c60807-1f68-46b8-b1fa-a819cd5633aa | 20 | 0 | 0 | 1 | Intel(R) Xeon(R) CPU E5-2690 v2 @ 3.00GHz | Platform | | d07fa607-ef8a-4494-947c-4f52a2d895db | 21 | 0 | 1 | 1 | Intel(R) Xeon(R) CPU E5-2690 v2 @ 3.00GHz | Platform | | 991dbdd1-0472-4f6b-9ecc-460a2d75da36 | 22 | 0 | 2 | 1 | Intel(R) Xeon(R) CPU E5-2690 v2 @ 3.00GHz | Platform | | 9c254423-af59-427a-9399-fd86869b3d96 | 23 | 0 | 3 | 1 | Intel(R) Xeon(R) CPU E5-2690 v2 @ 3.00GHz | Platform | | 7f4d8e98-39d1-4baf-ba64-9a84dd7ade98 | 24 | 0 | 4 | 1 | Intel(R) Xeon(R) CPU E5-2690 v2 @ 3.00GHz | vSwitch | | 67219a94-df37-45a1-93b2-9f5edc64c688 | 25 | 0 | 8 | 1 | Intel(R) Xeon(R) CPU E5-2690 v2 @ 3.00GHz | vSwitch | | ed70ba43-9765-4f00-b690-bbb06f742f49 | 26 | 0 | 9 | 1 | Intel(R) Xeon(R) CPU E5-2690 v2 @ 3.00GHz | Applications | | 5003960a-08cb-4038-85a7-b6b2cc1405a6 | 27 | 0 | 10 | 1 | Intel(R) Xeon(R) CPU E5-2690 v2 @ 3.00GHz | Applications | | 2e666e53-0348-4767-9a30-7a366b341b2a | 28 | 0 | 11 | 1 | Intel(R) Xeon(R) CPU E5-2690 v2 @ 3.00GHz | Applications | | f950fa2a-35b2-4ffd-8554-91c8f750f738 | 29 | 0 | 12 | 1 | Intel(R) Xeon(R) CPU E5-2690 v2 @ 3.00GHz | Applications | | 4f436e45-1aef-4bc0-94d5-18f2f1b79332 | 30 | 1 | 0 | 1 | Intel(R) Xeon(R) CPU E5-2690 v2 @ 3.00GHz | Platform | | 4207bb16-d916-48ca-ac4b-e3323364bb7d | 31 | 1 | 1 | 1 | Intel(R) Xeon(R) CPU E5-2690 v2 @ 3.00GHz | Platform | | b9111906-4173-41b9-8ac3-ff9aae9f5e33 | 32 | 1 | 2 | 1 | Intel(R) Xeon(R) CPU E5-2690 v2 @ 3.00GHz | Platform | | 30075899-1b92-407e-b13a-91384ca72291 | 33 | 1 | 3 | 1 | Intel(R) Xeon(R) CPU E5-2690 v2 @ 3.00GHz | Platform | | 6bbf2311-1212-45ed-b46f-9edd22b4f611 | 34 | 1 | 4 | 1 | Intel(R) Xeon(R) CPU E5-2690 v2 @ 3.00GHz | Applications | | 1bba1394-d290-4f4f-822c-40c32f0bca36 | 35 | 1 | 8 | 1 | Intel(R) Xeon(R) CPU E5-2690 v2 @ 3.00GHz | Applications | | b590e7f4-ad60-4471-8262-f9e1a2afb4b6 | 36 | 1 | 9 | 1 | Intel(R) Xeon(R) CPU E5-2690 v2 @ 3.00GHz | Applications | | 5f73a346-55f6-4458-9e40-a5f44f3e5745 | 37 | 1 | 10 | 1 | Intel(R) Xeon(R) CPU E5-2690 v2 @ 3.00GHz | Applications | | 77109e8c-51d3-489c-a81d-2cdd6dced8db | 38 | 1 | 11 | 1 | Intel(R) Xeon(R) CPU E5-2690 v2 @ 3.00GHz | Applications | | 0e491ed6-0411-4d95-9d32-4fa5f0826d1b | 39 | 1 | 12 | 1 | Intel(R) Xeon(R) CPU E5-2690 v2 @ 3.00GHz | Applications | +--------------------------------------+-------+-----------+-------+--------+-------------------------------------------+-------------------+