openstack/openstack-ansible-os_manila
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: I40c292b7ba2f48a02ffe4c45d984ea7af6460f62
This commit is contained in:
Dmitriy Rabotyagov 2020-10-30 18:36:48 +02:00
parent 9d6e010006
commit bfda45cc16
1 changed files with 1 additions and 1 deletions
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2
defaults/main.yml
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@ -163,7 +163,7 @@ manila_service_data_program_enabled: false
## Cap the maximun number of threads / workers when a user value is unspecified.
manila_osapi_share_workers_max: 16
manila_osapi_share_workers: "{{ [[ansible_processor_vcpus|default(2) // 2, 1] | max, manila_osapi_share_workers_max] | min }}"
manila_osapi_share_workers: "{{ [[(ansible_processor_vcpus//ansible_processor_threads_per_core)|default(1), 1] | max * 2, manila_osapi_share_workers_max] | min }}"
## Manila RPC
manila_rpc_executor_thread_pool_size: 64