Consider DB may not be available

Author: josevalim

lib/db_connection/connection_pool.ex

@@ -287,9 +287,10 @@ defmodule DBConnection.ConnectionPool do
     This means requests are coming in and your connection pool cannot serve them fast enough. \
     You can address this by:
 
-      1. Tracking down slow queries and making sure they are running fast enough
-      2. Increasing the pool_size (albeit it increases resource consumption)
-      3. Allowing requests to wait longer by increasing :queue_target and :queue_interval
+      1. Your database is available and you have the proper credentials to connect to it
+      2. Tracking down slow queries and making sure they are running fast enough
+      3. Increasing the pool_size (albeit it increases resource consumption)
+      4. Allowing requests to wait longer by increasing :queue_target and :queue_interval
 
     See DBConnection.start_link/2 for more information
     """