perf: add POSTGRES_MAX_CONNECTIONS env.

Author: liqiang-fit2cloud

apps/smartdoc/conf.py

@@ -111,7 +111,7 @@ def get_db_setting(self) -> dict:
             "ENGINE": self.get('DB_ENGINE'),
             "POOL_OPTIONS": {
                 "POOL_SIZE": 20,
-                "MAX_OVERFLOW": 80
+                "MAX_OVERFLOW": self.get('DB_MAX_OVERFLOW')
             }
         }
 

installer/Dockerfile

@@ -40,13 +40,15 @@ ENV MAXKB_VERSION="${DOCKER_IMAGE_TAG} (build at ${BUILD_AT}, commit: ${GITHUB_C
     MAXKB_DB_PORT=5432  \
     MAXKB_DB_USER=root \
     MAXKB_DB_PASSWORD=Password123@postgres \
+    MAXKB_DB_MAX_OVERFLOW=80 \
     MAXKB_EMBEDDING_MODEL_NAME=/opt/maxkb/model/embedding/shibing624_text2vec-base-chinese \
     MAXKB_EMBEDDING_MODEL_PATH=/opt/maxkb/model/embedding \
     MAXKB_SANDBOX=1 \
     LANG=en_US.UTF-8 \
     PATH=/opt/py3/bin:$PATH \
     POSTGRES_USER=root \
     POSTGRES_PASSWORD=Password123@postgres \
+    POSTGRES_MAX_CONNECTIONS=1000 \
     PIP_TARGET=/opt/maxkb/app/sandbox/python-packages \
     PYTHONPATH=/opt/maxkb/app/sandbox/python-packages \
     PYTHONUNBUFFERED=1

installer/run-maxkb.sh

@@ -1,7 +1,7 @@
 #!/bin/bash
 rm -f /opt/maxkb/app/tmp/*.pid
 # Start postgresql
-docker-entrypoint.sh postgres &
+docker-entrypoint.sh postgres -c max_connections=${POSTGRES_MAX_CONNECTIONS} &
 sleep 10
 # Wait postgresql
 until pg_isready --host=127.0.0.1; do sleep 1 && echo "waiting for postgres"; done