gpu-llamacpp: Compose auf P2000 per device_ids, Rolle und Playbook (Task 6.1)
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- Build-Pin wie im Benchmark (b6000 = 4762ad7, CUDA 12.4, sm_52;61), Host-Netz, Log-Rotation, /slots und Web-Oberfläche aus, Qwen3 ohne Denkphase. - Exporter aus dem Compose entfernt (laufen nativ, Rolle gpu-exporters). - Rolle gpu-llamacpp: Karten-UUID über den Namen, Modelle mit Prüfsumme, ufw-Regeln nur vorgemerkt. Inventargruppe gpu_llamacpp (ohne gpu-pve52). Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>
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co-authored by
Claude Opus 5.5
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@@ -28,6 +28,12 @@ all:
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ansible_user: knaster
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ansible_become: true
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ansible_python_interpreter: /usr/bin/python3
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# llama.cpp-Profile je GPU-VM (Task 6.1, Rolle gpu-llamacpp). Liefert auch die Prometheus-Ziele (file_sd).
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gpu_llamacpp:
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hosts:
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gpu-pve44: {llamacpp_profiles: [embed]}
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gpu-pve46: {llamacpp_profiles: [embed]}
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gpu-pve48: {llamacpp_profiles: [chat]}
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infra:
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hosts:
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infra: {}
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@@ -0,0 +1,8 @@
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# llama.cpp-Rollen (Task 6.1): Embedding + Rerank in gpu-pve44 und gpu-pve46, Chat (verifier-small,
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# signature-extractor) in gpu-pve48. Zuordnung: Inventar, Gruppe gpu_llamacpp (gpu-pve52 gehört nicht dazu).
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# Aufruf auf ops (Verzeichnis platform/proxmox/ansible), vorher Zugang auffrischen (refresh-vm-access.sh):
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# ansible-playbook playbooks/gpu-llamacpp.yml
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# ansible-playbook playbooks/monitoring-targets.yml # Prometheus-Ziele (file_sd) nachziehen
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- name: llama.cpp-Server in den GPU-VMs
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hosts: gpu_llamacpp
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roles: [gpu-llamacpp]
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@@ -0,0 +1,50 @@
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# llama.cpp-Rollen in den GPU-VMs (Task 6.1): Compose aus deploy/compose/gpu-llamacpp.
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# Profile je VM kommen aus dem Inventar (Gruppe gpu_llamacpp, Variable llamacpp_profiles).
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llamacpp_dir: /opt/knaster/gpu-llamacpp
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llamacpp_models_dir: /srv/models
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llamacpp_profiles: []
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# Karte je Dienst, gewählt über den Namen aus `nvidia-smi` (ADR-0006: alles auf die P2000, M4000 bleibt frei).
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# Passt Rerank nicht neben Embedding auf die P2000, hier "Quadro M4000" eintragen.
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llamacpp_cards:
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EMBED_GPU: Quadro P2000
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RERANK_GPU: Quadro P2000
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CHAT_GPU: Quadro P2000
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# Dienste und Ports je Profil (feste Ports im Compose, Host-Netz)
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llamacpp_services:
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embed:
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- {name: llamacpp-embed, port: 8081}
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- {name: llamacpp-rerank, port: 8082}
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chat:
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- {name: llamacpp-chat, port: 8080}
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# ufw: nur Regeln vormerken (Kommentar knaster-llamacpp), ufw nie ein- oder ausschalten (Firewall: Task 4.4)
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llamacpp_allow_from: 192.168.100.0/24
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# Werte für .env (keine Geheimnisse); Build-Stand wie im Benchmark (ADR-0006)
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llamacpp_env:
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LLAMACPP_REF: b6000
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LLAMACPP_COMMIT: 4762ad7316dcdec20016ab5985fb46a27902204d
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CUDA_VERSION: 12.4.0
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CUDA_DOCKER_ARCH: "52;61"
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MODELS_DIR: "{{ llamacpp_models_dir }}"
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EMBED_GGUF: Qwen3-Embedding-0.6B-Q8_0.gguf
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EMBED_POOLING: last
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RERANK_GGUF: bge-reranker-v2-m3-Q8_0.gguf
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CHAT_GGUF: Qwen3-4B-Q4_K_M.gguf
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# Modelle je Profil mit fester Revision und Prüfsumme (sha256 = LFS-OID laut Hugging Face, ADR-0006)
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_hf: https://huggingface.co
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llamacpp_models:
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embed:
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- dest: Qwen3-Embedding-0.6B-Q8_0.gguf
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url: "{{ _hf }}/Qwen/Qwen3-Embedding-0.6B-GGUF/resolve/370f27d7550e0def9b39c1f16d3fbaa13aa67728/Qwen3-Embedding-0.6B-Q8_0.gguf"
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checksum: sha256:06507c7b42688469c4e7298b0a1e16deff06caf291cf0a5b278c308249c3e439
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- dest: bge-reranker-v2-m3-Q8_0.gguf
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url: "{{ _hf }}/gpustack/bge-reranker-v2-m3-GGUF/resolve/3093af03b1a635e67b084b1d8c03c5f5e020fd05/bge-reranker-v2-m3-Q8_0.gguf"
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checksum: sha256:a43c7c9b11a4c1517e5bf95151960e1621d1b72f7a493364b01e386cf1aaa1d3
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chat:
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- dest: Qwen3-4B-Q4_K_M.gguf
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url: "{{ _hf }}/Qwen/Qwen3-4B-GGUF/resolve/bc640142c66e1fdd12af0bd68f40445458f3869b/Qwen3-4B-Q4_K_M.gguf"
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checksum: sha256:7485fe6f11af29433bc51cab58009521f205840f5b4ae3a32fa7f92e8534fdf5
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@@ -0,0 +1,111 @@
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# llama.cpp-Server je Profil (Task 6.1). Idempotent: Modelle per Prüfsumme, Image nur bauen, wenn es fehlt
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# (Image-Tag enthält Stand und CUDA-Version), compose ändert nur, was sich geändert hat.
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- name: Profile prüfen
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ansible.builtin.assert:
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that:
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- llamacpp_profiles | length > 0
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- llamacpp_profiles | difference(llamacpp_services.keys() | list) | length == 0
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fail_msg: "llamacpp_profiles muss aus {{ llamacpp_services.keys() | list }} bestehen (Inventar, Gruppe gpu_llamacpp)"
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# Compose baut nur mit buildx (BuildKit, auch für den Git-Kontext mit Commit-Pin)
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- name: docker-buildx installieren
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ansible.builtin.apt:
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name: docker-buildx
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state: present
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# --- Kartenwahl: UUID statt Index, geprüft über den Kartennamen ---
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- name: Karten in der VM lesen
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ansible.builtin.command: nvidia-smi --query-gpu=index,uuid,name --format=csv,noheader
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register: llamacpp_smi
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changed_when: false
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- name: UUID je Dienst aus dem Kartennamen bestimmen
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ansible.builtin.set_fact:
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llamacpp_gpu_env: >-
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{{ llamacpp_gpu_env | default({}) | combine({item.key: (llamacpp_smi.stdout_lines
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| map('split', ', ') | selectattr(2, 'equalto', item.value) | map(attribute=1) | first | default(''))}) }}
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loop: "{{ llamacpp_cards | dict2items }}"
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- name: Jede gewünschte Karte ist vorhanden
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ansible.builtin.assert:
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that: llamacpp_gpu_env[item.key] is match('GPU-')
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fail_msg: "{{ item.value }} für {{ item.key }} nicht gefunden: {{ llamacpp_smi.stdout_lines }}"
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loop: "{{ llamacpp_cards | dict2items }}"
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# --- Modelle ---
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- name: Modelle laden (Prüfsumme gegen Hugging Face)
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ansible.builtin.get_url:
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url: "{{ item.url }}"
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dest: "{{ llamacpp_models_dir }}/{{ item.dest }}"
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checksum: "{{ item.checksum }}"
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mode: "0644"
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timeout: 120
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loop: "{{ llamacpp_profiles | map('extract', llamacpp_models) | flatten }}"
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loop_control:
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label: "{{ item.dest }}"
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# --- Compose-Projekt ---
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- name: Projektverzeichnis
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ansible.builtin.file:
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path: "{{ llamacpp_dir }}"
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state: directory
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mode: "0755"
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- name: Compose-Datei kopieren
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ansible.builtin.copy:
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src: "{{ playbook_dir }}/../../../../deploy/compose/gpu-llamacpp/docker-compose.yml"
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dest: "{{ llamacpp_dir }}/docker-compose.yml"
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mode: "0644"
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- name: .env schreiben (keine Geheimnisse)
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ansible.builtin.copy:
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dest: "{{ llamacpp_dir }}/.env"
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mode: "0644"
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content: |
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# Verwaltet von Ansible (Rolle gpu-llamacpp)
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COMPOSE_PROFILES={{ llamacpp_profiles | join(',') }}
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{% for k, v in (llamacpp_env | combine(llamacpp_gpu_env)).items() %}
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{{ k }}={{ v }}
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{% endfor %}
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# ufw-Regeln wirken auch bei inaktivem ufw (werden vorgemerkt). Fremde Regeln bleiben unberührt.
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- name: Ist ufw vorhanden?
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ansible.builtin.stat:
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path: /usr/sbin/ufw
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register: llamacpp_ufw
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- name: ufw – llama.cpp-Ports aus dem LAN vormerken
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community.general.ufw:
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rule: allow
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src: "{{ llamacpp_allow_from }}"
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port: "{{ item.port | string }}"
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proto: tcp
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comment: knaster-llamacpp
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loop: "{{ llamacpp_profiles | map('extract', llamacpp_services) | flatten }}"
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loop_control:
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label: "{{ item.name }}:{{ item.port }}"
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when: llamacpp_ufw.stat.exists
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# Der erste Build dauert lange (llama.cpp mit CUDA, sm_52/61, alle CPU-Varianten auf 4 vCPU)
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- name: Image bauen (falls es fehlt) und Dienste starten
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community.docker.docker_compose_v2:
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project_src: "{{ llamacpp_dir }}"
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profiles: "{{ llamacpp_profiles }}"
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build: policy
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state: present
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remove_orphans: true
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wait: false
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async: 7200
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poll: 30
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- name: Warten, bis alle Dienste gesund sind
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ansible.builtin.uri:
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url: "http://127.0.0.1:{{ item.port }}/health"
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status_code: 200
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register: llamacpp_health
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until: llamacpp_health.status == 200
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retries: 60
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delay: 10
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loop: "{{ llamacpp_profiles | map('extract', llamacpp_services) | flatten }}"
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loop_control:
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label: "{{ item.name }}:{{ item.port }}"
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