diff --git a/devstack/ovn-compute-local.conf.sample b/devstack/ovn-compute-local.conf.sample
index 884aa91f63c..45e983de79c 100644
--- a/devstack/ovn-compute-local.conf.sample
+++ b/devstack/ovn-compute-local.conf.sample
@@ -19,7 +19,11 @@ ADMIN_PASSWORD=password
 
 Q_AGENT=ovn
 NEUTRON_AGENT=$Q_AGENT
-Q_ML2_PLUGIN_MECHANISM_DRIVERS=ovn,logger
+# NOTE(ralonsoh): during the eventlet removal, the "logger" mech
+# driver has been removed from this list. Re-add it once the removal
+# is finished or the mech driver does not call monkey_patch().
+# Q_ML2_PLUGIN_MECHANISM_DRIVERS=ovn,logger
+Q_ML2_PLUGIN_MECHANISM_DRIVERS=ovn
 Q_ML2_PLUGIN_TYPE_DRIVERS=local,flat,vlan,geneve
 Q_ML2_TENANT_NETWORK_TYPE="geneve"
 
diff --git a/devstack/ovn-db-local.conf.sample b/devstack/ovn-db-local.conf.sample
index 8029b1392ee..f370faccc73 100644
--- a/devstack/ovn-db-local.conf.sample
+++ b/devstack/ovn-db-local.conf.sample
@@ -18,8 +18,11 @@ ADMIN_PASSWORD=password
 
 Q_AGENT=ovn
 NEUTRON_AGENT=$Q_AGENT
-
-Q_ML2_PLUGIN_MECHANISM_DRIVERS=ovn,logger
+# NOTE(ralonsoh): during the eventlet removal, the "logger" mech
+# driver has been removed from this list. Re-add it once the removal
+# is finished or the mech driver does not call monkey_patch().
+# Q_ML2_PLUGIN_MECHANISM_DRIVERS=ovn,logger
+Q_ML2_PLUGIN_MECHANISM_DRIVERS=ovn
 Q_ML2_PLUGIN_TYPE_DRIVERS=local,flat,vlan,geneve
 Q_ML2_TENANT_NETWORK_TYPE="geneve"
 #SERVICE_HOST=
diff --git a/devstack/ovn-local.conf.sample b/devstack/ovn-local.conf.sample
index d31e05b90fb..b5d59973517 100644
--- a/devstack/ovn-local.conf.sample
+++ b/devstack/ovn-local.conf.sample
@@ -17,7 +17,11 @@ SERVICE_TOKEN=password
 ADMIN_PASSWORD=password
 
 Q_AGENT=ovn
-Q_ML2_PLUGIN_MECHANISM_DRIVERS=ovn,logger
+# NOTE(ralonsoh): during the eventlet removal, the "logger" mech
+# driver has been removed from this list. Re-add it once the removal
+# is finished or the mech driver does not call monkey_patch().
+# Q_ML2_PLUGIN_MECHANISM_DRIVERS=ovn,logger
+Q_ML2_PLUGIN_MECHANISM_DRIVERS=ovn
 Q_ML2_PLUGIN_TYPE_DRIVERS=local,flat,vlan,geneve
 Q_ML2_TENANT_NETWORK_TYPE="geneve"