@sanderegg change requests

Author: mrnicegyu11

.env-devel

@@ -194,7 +194,7 @@ POSTGRES_HOST=postgres
 POSTGRES_PASSWORD=adminadmin
 POSTGRES_PORT=5432
 POSTGRES_USER=scu
-POSTGRES_MINSIZE=2
+POSTGRES_MINSIZE=2 # see https://github.com/ITISFoundation/osparc-simcore/pull/8199
 POSTGRES_MAXSIZE=50
 POSTGRES_READONLY_PASSWORD=readonly
 POSTGRES_READONLY_USER=postgres_readonly

packages/service-library/src/servicelib/db_asyncpg_utils.py

@@ -30,7 +30,9 @@ async def create_async_engine_and_database_ready(
         raise_if_migration_not_ready,
     )
 
-    server_settings = {"jit": "off"}
+    server_settings = {
+        "jit": "off"
+    }  # see https://docs.sqlalchemy.org/en/20/dialects/postgresql.html#disabling-the-postgresql-jit-to-improve-enum-datatype-handling
     if settings.POSTGRES_CLIENT_NAME:
         assert isinstance(settings.POSTGRES_CLIENT_NAME, str)  # nosec
         server_settings.update(

packages/settings-library/src/settings_library/postgres.py

@@ -31,10 +31,10 @@ class PostgresSettings(BaseCustomSettings):
 
     # pool connection limits
     POSTGRES_MINSIZE: Annotated[
-        int, Field(description="Minimum number of connections in the pool", ge=1)
-    ] = 2
+        int, Field(description="Minimum number of connections in the pool", ge=2)
+    ] = 2  # see https://github.com/ITISFoundation/osparc-simcore/pull/8199
     POSTGRES_MAXSIZE: Annotated[
-        int, Field(description="Maximum number of connections in the pool", ge=1)
+        int, Field(description="Maximum number of connections in the pool", ge=2)
     ] = 50
 
     POSTGRES_CLIENT_NAME: Annotated[