enable clear request queue strategy by default.
@@ -370,7 +370,7 @@ PRE_VC_STRATEGY = PreVCStrategies.VC_START_MSG_STRATEGY
# Quota multiplier for PreViewChange strategy
EXTENDED_QUOTA_MULTIPLIER_BEFORE_VC = 10
-OUTDATED_REQS_CHECK_ENABLED = False
+OUTDATED_REQS_CHECK_ENABLED = True
OUTDATED_REQS_CHECK_INTERVAL = 30 # seconds
PROPAGATES_PHASE_REQ_TIMEOUT = 36000 # seconds
ORDERING_PHASE_REQ_TIMEOUT = 72000 # seconds
