openstack/openstack-ansible-os_trove
Code Issues Proposed changes

Reduce number of processes on small systems

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Even the most modest 4C/8T system would run with the maximum 16 processes
due to the calculation being VCPU*2.

We devide amount of CPUs to number of threads for hyperthreaded CPUs

Change-Id: I2ae9039871158f8a94e3f96694ddadea3005537b
This commit is contained in:
Dmitriy Rabotyagov 2020-11-30 14:03:47 +02:00 committed by Dmitriy Rabotyagov
parent 1b492b9bfd
commit f37cb88680
1 changed files with 2 additions and 2 deletions
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4
defaults/main.yml
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@ -64,11 +64,11 @@ trove_profiler_enabled: false
## Cap the maximum number of threads / workers when a user value is unspecified.
trove_api_workers_max: 16
trove_api_workers: "{{ [[ansible_processor_vcpus|default(2) // 2, 1] | max, trove_api_workers_max] | min }}"
trove_api_workers: "{{ [[(ansible_processor_vcpus//ansible_processor_threads_per_core)|default(1), 1] | max * 2, trove_api_workers_max] | min }}"
## Cap the maximum number of threads / workers when a user value is unspecified.
trove_conductor_workers_max: 16
trove_conductor_workers: "{{ [[ansible_processor_vcpus|default(2) // 2, 1] | max, trove_conductor_workers_max] | min }}"
trove_conductor_workers: "{{ [[(ansible_processor_vcpus//ansible_processor_threads_per_core)|default(1), 1] | max * 2, trove_conductor_workers_max] | min }}"
# Enable/Disable Ceilometer
trove_ceilometer_enabled: False