diff --git a/docs/docs/install/environment-variables.md b/docs/docs/install/environment-variables.md index 78cd16cf1b7c2e..9a4b0b9360b784 100644 --- a/docs/docs/install/environment-variables.md +++ b/docs/docs/install/environment-variables.md @@ -159,26 +159,29 @@ Redis (Sentinel) URL example JSON before encoding: ## Machine Learning -| Variable | Description | Default | Containers | -| :----------------------------------------------- | :-------------------------------------------------------------------------------------------------- | :-----------------------------------: | :--------------- | -| `MACHINE_LEARNING_MODEL_TTL` | Inactivity time (s) before a model is unloaded (disabled if \<= 0) | `300` | machine learning | -| `MACHINE_LEARNING_MODEL_TTL_POLL_S` | Interval (s) between checks for the model TTL (disabled if \<= 0) | `10` | machine learning | -| `MACHINE_LEARNING_CACHE_FOLDER` | Directory where models are downloaded | `/cache` | machine learning | -| `MACHINE_LEARNING_REQUEST_THREADS`\*1 | Thread count of the request thread pool (disabled if \<= 0) | number of CPU cores | machine learning | -| `MACHINE_LEARNING_MODEL_INTER_OP_THREADS` | Number of parallel model operations | `1` | machine learning | -| `MACHINE_LEARNING_MODEL_INTRA_OP_THREADS` | Number of threads for each model operation | `2` | machine learning | -| `MACHINE_LEARNING_WORKERS`\*2 | Number of worker processes to spawn | `1` | machine learning | -| `MACHINE_LEARNING_WORKER_TIMEOUT` | Maximum time (s) of unresponsiveness before a worker is killed | `120` (`300` if using OpenVINO image) | machine learning | -| `MACHINE_LEARNING_PRELOAD__CLIP` | Name of a CLIP model to be preloaded and kept in cache | | machine learning | -| `MACHINE_LEARNING_PRELOAD__FACIAL_RECOGNITION` | Name of a facial recognition model to be preloaded and kept in cache | | machine learning | -| `MACHINE_LEARNING_ANN` | Enable ARM-NN hardware acceleration if supported | `True` | machine learning | -| `MACHINE_LEARNING_ANN_FP16_TURBO` | Execute operations in FP16 precision: increasing speed, reducing precision (applies only to ARM-NN) | `False` | machine learning | -| `MACHINE_LEARNING_ANN_TUNING_LEVEL` | ARM-NN GPU tuning level (1: rapid, 2: normal, 3: exhaustive) | `2` | machine learning | +| Variable | Description | Default | Containers | +| :-------------------------------------------------------- | :-------------------------------------------------------------------------------------------------- | :-----------------------------------: | :--------------- | +| `MACHINE_LEARNING_MODEL_TTL` | Inactivity time (s) before a model is unloaded (disabled if \<= 0) | `300` | machine learning | +| `MACHINE_LEARNING_MODEL_TTL_POLL_S` | Interval (s) between checks for the model TTL (disabled if \<= 0) | `10` | machine learning | +| `MACHINE_LEARNING_CACHE_FOLDER` | Directory where models are downloaded | `/cache` | machine learning | +| `MACHINE_LEARNING_REQUEST_THREADS`\*1 | Thread count of the request thread pool (disabled if \<= 0) | number of CPU cores | machine learning | +| `MACHINE_LEARNING_MODEL_INTER_OP_THREADS` | Number of parallel model operations | `1` | machine learning | +| `MACHINE_LEARNING_MODEL_INTRA_OP_THREADS` | Number of threads for each model operation | `2` | machine learning | +| `MACHINE_LEARNING_WORKERS`\*2 | Number of worker processes to spawn | `1` | machine learning | +| `MACHINE_LEARNING_HTTP_KEEPALIVE_TIMEOUT_S`\*3 | HTTP Keep-alive time in seconds | `2` | machine learning | +| `MACHINE_LEARNING_WORKER_TIMEOUT` | Maximum time (s) of unresponsiveness before a worker is killed | `120` (`300` if using OpenVINO image) | machine learning | +| `MACHINE_LEARNING_PRELOAD__CLIP` | Name of a CLIP model to be preloaded and kept in cache | | machine learning | +| `MACHINE_LEARNING_PRELOAD__FACIAL_RECOGNITION` | Name of a facial recognition model to be preloaded and kept in cache | | machine learning | +| `MACHINE_LEARNING_ANN` | Enable ARM-NN hardware acceleration if supported | `True` | machine learning | +| `MACHINE_LEARNING_ANN_FP16_TURBO` | Execute operations in FP16 precision: increasing speed, reducing precision (applies only to ARM-NN) | `False` | machine learning | +| `MACHINE_LEARNING_ANN_TUNING_LEVEL` | ARM-NN GPU tuning level (1: rapid, 2: normal, 3: exhaustive) | `2` | machine learning | \*1: It is recommended to begin with this parameter when changing the concurrency levels of the machine learning service and then tune the other ones. \*2: Since each process duplicates models in memory, changing this is not recommended unless you have abundant memory to go around. +\*3: For scenarios like HPA in K8S. https://github.com/immich-app/immich/discussions/12064 + :::info Other machine learning parameters can be tuned from the admin UI. diff --git a/machine-learning/start.sh b/machine-learning/start.sh index 6b8e55a23657d1..c3fda523df8329 100755 --- a/machine-learning/start.sh +++ b/machine-learning/start.sh @@ -13,6 +13,7 @@ fi : "${IMMICH_HOST:=[::]}" : "${IMMICH_PORT:=3003}" : "${MACHINE_LEARNING_WORKERS:=1}" +: "${MACHINE_LEARNING_HTTP_KEEPALIVE_TIMEOUT_S:=2}" gunicorn app.main:app \ -k app.config.CustomUvicornWorker \ @@ -20,4 +21,5 @@ gunicorn app.main:app \ -w "$MACHINE_LEARNING_WORKERS" \ -t "$MACHINE_LEARNING_WORKER_TIMEOUT" \ --log-config-json log_conf.json \ + --keep-alive "$MACHINE_LEARNING_HTTP_KEEPALIVE_TIMEOUT_S" \ --graceful-timeout 0