diff --git a/services/dynamic-sidecar/src/simcore_service_dynamic_sidecar/modules/outputs/_event_filter.py b/services/dynamic-sidecar/src/simcore_service_dynamic_sidecar/modules/outputs/_event_filter.py
index 227358f4960e..919d777921ef 100644
--- a/services/dynamic-sidecar/src/simcore_service_dynamic_sidecar/modules/outputs/_event_filter.py
+++ b/services/dynamic-sidecar/src/simcore_service_dynamic_sidecar/modules/outputs/_event_filter.py
@@ -24,7 +24,7 @@
 
 PortEvent: TypeAlias = str | None
 
-logger = logging.getLogger(__name__)
+_logger = logging.getLogger(__name__)
 
 
 _1_MB: Final[PositiveInt] = TypeAdapter(ByteSize).validate_python("1mib")
@@ -164,14 +164,14 @@ async def _worker_upload_events(self) -> None:
             if port_key is None:
                 break
 
-            logger.debug("Request upload for port_key %s", port_key)
+            _logger.debug("Request upload for port_key %s", port_key)
             await self.outputs_manager.port_key_content_changed(port_key)
 
     async def enqueue(self, port_key: str) -> None:
         await self._incoming_events_queue.put(port_key)
 
     async def start(self) -> None:
-        with log_context(logger, logging.INFO, f"{EventFilter.__name__} start"):
+        with log_context(_logger, logging.INFO, f"{EventFilter.__name__} start"):
             self._task_incoming_event_ingestion = create_task(
                 self._worker_incoming_event_ingestion(),
                 name=self._worker_incoming_event_ingestion.__name__,
@@ -195,7 +195,7 @@ async def _cancel_task(task: Task | None) -> None:
             with suppress(CancelledError):
                 await task
 
-        with log_context(logger, logging.INFO, f"{EventFilter.__name__} shutdown"):
+        with log_context(_logger, logging.INFO, f"{EventFilter.__name__} shutdown"):
             await self._incoming_events_queue.put(None)
             await _cancel_task(self._task_incoming_event_ingestion)
 
diff --git a/services/dynamic-sidecar/tests/unit/test_modules_outputs_event_filter.py b/services/dynamic-sidecar/tests/unit/test_modules_outputs_event_filter.py
index 0a275d1d70bb..52c573bc86c2 100644
--- a/services/dynamic-sidecar/tests/unit/test_modules_outputs_event_filter.py
+++ b/services/dynamic-sidecar/tests/unit/test_modules_outputs_event_filter.py
@@ -3,7 +3,7 @@
 
 import asyncio
 from pathlib import Path
-from typing import AsyncIterator, Iterator
+from typing import AsyncIterator
 from unittest.mock import AsyncMock
 
 import pytest
@@ -24,12 +24,12 @@
 from tenacity.stop import stop_after_delay
 from tenacity.wait import wait_fixed
 
-_TENACITY_RETRY_PARAMS = dict(
-    reraise=True,
-    retry=retry_if_exception_type(AssertionError),
-    stop=stop_after_delay(10),
-    wait=wait_fixed(0.01),
-)
+_TENACITY_RETRY_PARAMS = {
+    "reraise": True,
+    "retry": retry_if_exception_type(AssertionError),
+    "stop": stop_after_delay(10),
+    "wait": wait_fixed(0.01),
+}
 
 # FIXTURES
 
@@ -75,11 +75,11 @@ async def outputs_manager(
 @pytest.fixture
 def mocked_port_key_content_changed(
     mocker: MockerFixture, outputs_manager: OutputsManager
-) -> Iterator[AsyncMock]:
+) -> AsyncMock:
     async def _mock_upload_outputs(*args, **kwargs) -> None:
         pass
 
-    yield mocker.patch.object(
+    return mocker.patch.object(
         outputs_manager, "port_key_content_changed", side_effect=_mock_upload_outputs
     )
 
@@ -101,8 +101,8 @@ def get_wait_interval(self, dir_size: NonNegativeInt) -> NonNegativeFloat:
 
 
 @pytest.fixture
-def mock_get_directory_total_size(mocker: MockerFixture) -> Iterator[AsyncMock]:
-    yield mocker.patch(
+def mock_get_directory_total_size(mocker: MockerFixture) -> AsyncMock:
+    return mocker.patch(
         "simcore_service_dynamic_sidecar.modules.outputs._event_filter.get_directory_total_size",
         return_value=1,
     )
@@ -127,10 +127,6 @@ async def _wait_for_event_to_trigger(event_filter: EventFilter) -> None:
     await asyncio.sleep(event_filter.delay_policy.get_min_interval() * 5)
 
 
-async def _wait_for_event_to_trigger_big_directory(event_filter: EventFilter) -> None:
-    await asyncio.sleep(event_filter.delay_policy.get_wait_interval(1) * 2)
-
-
 # TESTS
 
 
@@ -170,8 +166,9 @@ async def test_always_trigger_after_delay(
     # event trigger after correct interval delay correctly
     for expected_call_count in range(1, 10):
         await event_filter.enqueue(port_key_1)
-        await _wait_for_event_to_trigger_big_directory(event_filter)
-        assert mocked_port_key_content_changed.call_count == expected_call_count
+        async for attempt in AsyncRetrying(**_TENACITY_RETRY_PARAMS):
+            with attempt:
+                assert mocked_port_key_content_changed.call_count == expected_call_count
 
 
 async def test_minimum_amount_of_get_directory_total_size_calls(
@@ -190,7 +187,6 @@ async def test_minimum_amount_of_get_directory_total_size_calls(
             assert mocked_port_key_content_changed.call_count == 0
 
     # event finished processing and was dispatched
-    await _wait_for_event_to_trigger_big_directory(event_filter)
     async for attempt in AsyncRetrying(**_TENACITY_RETRY_PARAMS):
         with attempt:
             assert mock_get_directory_total_size.call_count == 2
@@ -221,9 +217,10 @@ async def test_minimum_amount_of_get_directory_total_size_calls_with_continuous_
         assert mocked_port_key_content_changed.call_count == 0
 
     # event finished processing and was dispatched
-    await _wait_for_event_to_trigger_big_directory(event_filter)
-    assert mock_get_directory_total_size.call_count == 2
-    assert mocked_port_key_content_changed.call_count == 1
+    async for attempt in AsyncRetrying(**_TENACITY_RETRY_PARAMS):
+        with attempt:
+            assert mock_get_directory_total_size.call_count == 2
+            assert mocked_port_key_content_changed.call_count == 1
 
 
 def test_default_delay_policy():