--- /dev/null	2026-10-11 18:59:36.659620561 +0300
+++ ../tests/conftest.py	2026-10-18 20:59:01.917072612 +0300
@@ -0,0 +1,14 @@
+import pytest
+from unittest import mock
+
+
+@pytest.fixture(autouse=True)
+def disable_periodic_metrics_export():
+    from opentelemetry.sdk.metrics.export import InMemoryMetricReader
+
+    with mock.patch(
+        "google.cloud.bigtable.data._metrics.handlers.gcp_exporter."
+        "PeriodicExportingMetricReader",
+        side_effect=lambda *args, **kwargs: InMemoryMetricReader(),
+    ):
+        yield