WIP: Increase connection pool size for integration tests

Author: lutter

store/postgres/src/pool/mod.rs

@@ -180,6 +180,7 @@ impl PoolState {
         // We just tried to set up the pool; if it is still not set up and
         // we didn't have an error, it means the database is not available
         if self.needs_setup() {
+            error!(self.logger, "Database is not available, setup did not work");
             return Err(StoreError::DatabaseUnavailable);
         } else {
             Ok(pool)
@@ -511,10 +512,18 @@ impl PoolInner {
     }
 
     async fn get(&self) -> Result<AsyncPgConnection, StoreError> {
-        self.pool
-            .get()
-            .await
-            .map_err(|_| StoreError::DatabaseUnavailable)
+        match self.pool.get().await {
+            Err(e) => {
+                let x = self.pool.state().await;
+                error!(
+                    self.logger,
+                    "Error getting Postgres connection from pool: {e}, state: {x:?}";
+                    "timeout_set" => ENV_VARS.store.connection_timeout.as_millis()
+                );
+                Err(StoreError::DatabaseUnavailable)
+            }
+            Ok(conn) => Ok(conn),
+        }
     }
 
     /// Get the pool for fdw connections. It is an error if none is configured

tests/src/config.rs

@@ -199,6 +199,8 @@ impl Config {
             &ports.admin.to_string(),
             "--metrics-port",
             &ports.metrics.to_string(),
+            "--store-connection-pool-size",
+            "40",
         ];
 
         let args = args