try without pool clear on operation failure

Author: blink1073

pymongo/asynchronous/topology.py

@@ -887,9 +887,9 @@ async def _handle_error(self, address: _Address, err_ctx: _ErrorContext) -> None
                 # Unknown command error during the connection handshake.
                 if not self._settings.load_balanced:
                     await self._process_change(ServerDescription(address, error=error))
-                # Clear the pool if the backpressure label was not applied.
-                if not error.has_error_label("SystemOverloadedError"):
-                    await server.reset(service_id)
+                # # Clear the pool if the backpressure label was not applied.
+                # if not error.has_error_label("SystemOverloadedError"):
+                #     await server.reset(service_id)
         elif isinstance(error, ConnectionFailure):
             if isinstance(error, WaitQueueTimeoutError) or (
                 error.has_error_label("SystemOverloadedError")

pymongo/synchronous/topology.py

@@ -885,9 +885,9 @@ def _handle_error(self, address: _Address, err_ctx: _ErrorContext) -> None:
                 # Unknown command error during the connection handshake.
                 if not self._settings.load_balanced:
                     self._process_change(ServerDescription(address, error=error))
-                # Clear the pool if the backpressure label was not applied.
-                if not error.has_error_label("SystemOverloadedError"):
-                    server.reset(service_id)
+                # # Clear the pool if the backpressure label was not applied.
+                # if not error.has_error_label("SystemOverloadedError"):
+                #     server.reset(service_id)
         elif isinstance(error, ConnectionFailure):
             if isinstance(error, WaitQueueTimeoutError) or (
                 error.has_error_label("SystemOverloadedError")