diff --git a/oslo_db/sqlalchemy/exc_filters.py b/oslo_db/sqlalchemy/exc_filters.py
index 157dfd0..d3dd9b2 100644
--- a/oslo_db/sqlalchemy/exc_filters.py
+++ b/oslo_db/sqlalchemy/exc_filters.py
@@ -384,6 +384,7 @@ def _raise_operational_errors_directly_filter(operational_error,
 
 
 @filters("mysql", sqla_exc.OperationalError, r".*\(.*(?:2002|2003|2006|2013|1047)")  # noqa
+@filters("mysql", sqla_exc.InternalError, r".*\(.*(?:1927)")  # noqa
 @filters("postgresql", sqla_exc.OperationalError, r".*could not connect to server")  # noqa
 @filters("ibm_db_sa", sqla_exc.OperationalError, r".*(?:30081)")
 def _is_db_connection_error(operational_error, match, engine_name,
diff --git a/oslo_db/tests/sqlalchemy/test_exc_filters.py b/oslo_db/tests/sqlalchemy/test_exc_filters.py
index 8e62a77..293de15 100644
--- a/oslo_db/tests/sqlalchemy/test_exc_filters.py
+++ b/oslo_db/tests/sqlalchemy/test_exc_filters.py
@@ -1179,6 +1179,14 @@ class TestDBDisconnected(TestsExceptionFilter):
         with self._fixture(dialect_name, exc_obj, 1):
             self.assertEqual(1, self.engine.scalar(sqla.select([1])))
 
+    def test_mariadb_error_1927(self):
+        for code in [1927]:
+            self._test_ping_listener_disconnected(
+                "mysql",
+                self.InternalError('%d Connection was killed' % code),
+                is_disconnect=False
+            )
+
     def test_mysql_ping_listener_disconnected(self):
         for code in [2006, 2013, 2014, 2045, 2055]:
             self._test_ping_listener_disconnected(