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48 lines
1.6 KiB
YAML
48 lines
1.6 KiB
YAML
# Host resources
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RESOURCE_HOST_CPUS: "{{ ansible_processor_vcpus | int }}"
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RESOURCE_HOST_MEM: "{{ (ansible_memtotal_mb | int) // 1024 }}"
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# Reserve for OS
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RESOURCE_HOST_RESERVE_CPU: 2
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RESOURCE_HOST_RESERVE_MEM: 4
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# Available for apps
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RESOURCE_AVAIL_CPUS: "{{ (RESOURCE_HOST_CPUS | int) - (RESOURCE_HOST_RESERVE_CPU | int) }}"
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RESOURCE_AVAIL_MEM: "{{ (RESOURCE_HOST_MEM | int) - (RESOURCE_HOST_RESERVE_MEM | int) }}"
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# Count active docker services (only roles starting with web- or svc-; service counts if enabled==true OR enabled is undefined)
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RESOURCE_ACTIVE_DOCKER_CONTAINER_COUNT: >-
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{{
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applications
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| active_docker_container_count(group_names, '^(web-|svc-).*', ensure_min_one=True)
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}}
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# Per-container fair share (numbers!), later we append 'g' only for the string fields in compose
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RESOURCE_CPUS_NUM: >-
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{{
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[
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(
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((RESOURCE_AVAIL_CPUS | float) / (RESOURCE_ACTIVE_DOCKER_CONTAINER_COUNT | float))
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| round(2)
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),
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0.5
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] | max
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}}
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RESOURCE_MEM_RESERVATION_NUM: >-
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{{
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(((RESOURCE_AVAIL_MEM | float) / (RESOURCE_ACTIVE_DOCKER_CONTAINER_COUNT | float)) * 0.7)
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| round(1)
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}}
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RESOURCE_MEM_LIMIT_NUM: >-
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{{
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(((RESOURCE_AVAIL_MEM | float) / (RESOURCE_ACTIVE_DOCKER_CONTAINER_COUNT | float)) * 1.0)
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| round(1)
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}}
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# Final strings with units for compose defaults (keep numbers above for math elsewhere if needed)
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RESOURCE_CPUS: "{{ RESOURCE_CPUS_NUM }}"
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RESOURCE_MEM_RESERVATION: "{{ RESOURCE_MEM_RESERVATION_NUM }}g"
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RESOURCE_MEM_LIMIT: "{{ RESOURCE_MEM_LIMIT_NUM }}g"
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RESOURCE_PIDS_LIMIT: 512
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