feat(api): changed connexion pool configuration

feat(alerts): changed connexion pool configuration

api/.env.default

@@ -36,7 +36,8 @@ pg_password=asayerPostgres
 pg_port=5432
 pg_user=postgres
 pg_timeout=30
-pg_minconn=45
+pg_minconn=20
+pg_maxconn=50
 PG_RETRY_MAX=50
 PG_RETRY_INTERVAL=2
 put_S3_TTL=20

api/Dockerfile.alerts

@@ -6,6 +6,7 @@ COPY . .
 RUN pip install -r requirements.txt
 RUN mv .env.default .env && mv app_alerts.py app.py && mv entrypoint_alerts.sh entrypoint.sh
 ENV pg_minconn 2
+ENV pg_maxconn 10
 ENV APP_NAME alerts
 
 # Add Tini

api/chalicelib/utils/pg_client.py

@@ -52,7 +52,9 @@ def make_pool():
         except (Exception, psycopg2.DatabaseError) as error:
             print("Error while closing all connexions to PostgreSQL", error)
     try:
-        postgreSQL_pool = ORThreadedConnectionPool(config("pg_minconn", cast=int, default=20), 100, **PG_CONFIG)
+        postgreSQL_pool = ORThreadedConnectionPool(config("pg_minconn", cast=int, default=20),
+                                                   config("pg_maxconn", cast=int, default=80),
+                                                   **PG_CONFIG)
         if (postgreSQL_pool):
             print("Connection pool created successfully")
     except (Exception, psycopg2.DatabaseError) as error:

ee/api/.env.default

@@ -45,7 +45,8 @@ pg_password=asayerPostgres
 pg_port=5432
 pg_user=postgres
 pg_timeout=30
-pg_minconn=45
+pg_minconn=20
+pg_maxconn=50
 PG_RETRY_MAX=50
 PG_RETRY_INTERVAL=2
 put_S3_TTL=20

ee/api/Dockerfile.alerts

@@ -7,6 +7,7 @@ COPY . .
 RUN pip install -r requirements.txt
 RUN mv .env.default .env && mv app_alerts.py app.py && mv entrypoint_alerts.sh entrypoint.sh
 ENV pg_minconn 2
+ENV pg_maxconn 10
 ENV APP_NAME alerts
 
 # Add Tini