diff --git a/go.sum b/go.sum
index 8b59bfd9d81d03a8f4741a3c7708fc99bfd2ea13..2054d4f5c5b4bd0158155249b3e2df77730d8f91 100644
--- a/go.sum
+++ b/go.sum
@@ -102,11 +102,8 @@ github.com/docker/go-connections v0.3.0 h1:3lOnM9cSzgGwx8VfK/NGOW5fLQ0GjIlCkaktF
 github.com/docker/go-connections v0.3.0/go.mod h1:Gbd7IOopHjR8Iph03tsViu4nIes5XhDvyHbTtUxmeec=
 github.com/docker/go-units v0.3.3 h1:Xk8S3Xj5sLGlG5g67hJmYMmUgXv5N4PhkjJHHqrwnTk=
 github.com/docker/go-units v0.3.3/go.mod h1:fgPhTUdO+D/Jk86RDLlptpiXQzgHJF7gydDDbaIK4Dk=
-github.com/dubbogo/getty v1.3.1 h1:9fehwTo/D6+z6/+kADMbhbKeMkP80o/3g+XwV5lFLTY=
-github.com/dubbogo/getty v1.3.1/go.mod h1:dtLOEb1v6EMHsQNYRWEACiRLmTWB2kJGUAj1aXayPOg=
 github.com/dubbogo/getty v1.3.2 h1:l1KVSs/1CtTKbIPTrkTtBT6S9ddvmswDGoAnnl2CDpM=
 github.com/dubbogo/getty v1.3.2/go.mod h1:ANbVQ9tbpZ2b0xdR8nRrgS/oXIsZAeRxzvPSOn/7mbk=
-github.com/dubbogo/gost v1.1.1/go.mod h1:R7wZm1DrmrKGr50mBZVcg6C9ekG8aL5hP+sgWcIDwQg=
 github.com/dubbogo/gost v1.5.1 h1:oG5dzaWf1KYynBaBoUIOkgT+YD0niHV6xxI0Odq7hDg=
 github.com/dubbogo/gost v1.5.1/go.mod h1:pPTjVyoJan3aPxBPNUX0ADkXjPibLo+/Ib0/fADXSG8=
 github.com/dubbogo/gost v1.5.2 h1:ri/03971hdpnn3QeCU+4UZgnRNGDXLDGDucR/iozZm8=
diff --git a/protocol/dubbo/config.go b/protocol/dubbo/config.go
index 5371c587478ce7d064858108055c3f00f3ff4496..322979338e54f556b0cef1ce8e785d0b6e3d109a 100644
--- a/protocol/dubbo/config.go
+++ b/protocol/dubbo/config.go
@@ -23,6 +23,7 @@ import (
 
 import (
 	perrors "github.com/pkg/errors"
+	"github.com/dubbogo/getty"
 )
 
 type (
@@ -94,9 +95,9 @@ func GetDefaultClientConfig() ClientConfig {
 	return ClientConfig{
 		ReconnectInterval: 0,
 		ConnectionNum:     16,
-		HeartbeatPeriod:   "5s",
-		SessionTimeout:    "20s",
-		PoolSize:          64,
+		HeartbeatPeriod:   "30s",
+		SessionTimeout:    "180s",
+		PoolSize:          4,
 		PoolTTL:           600,
 		GrPoolSize:        200,
 		QueueLen:          64,
@@ -105,7 +106,7 @@ func GetDefaultClientConfig() ClientConfig {
 			CompressEncoding: false,
 			TcpNoDelay:       true,
 			TcpKeepAlive:     true,
-			KeepAlivePeriod:  "120s",
+			KeepAlivePeriod:  "180s",
 			TcpRBufSize:      262144,
 			TcpWBufSize:      65536,
 			PkgWQSize:        512,
@@ -119,7 +120,7 @@ func GetDefaultClientConfig() ClientConfig {
 
 func GetDefaultServerConfig() ServerConfig {
 	return ServerConfig{
-		SessionTimeout: "20s",
+		SessionTimeout: "180s",
 		SessionNumber:  700,
 		GrPoolSize:     120,
 		QueueNumber:    6,
@@ -128,7 +129,7 @@ func GetDefaultServerConfig() ServerConfig {
 			CompressEncoding: false,
 			TcpNoDelay:       true,
 			TcpKeepAlive:     true,
-			KeepAlivePeriod:  "120s",
+			KeepAlivePeriod:  "180s",
 			TcpRBufSize:      262144,
 			TcpWBufSize:      65536,
 			PkgWQSize:        512,
@@ -172,6 +173,11 @@ func (c *ClientConfig) CheckValidity() error {
 		return perrors.WithMessagef(err, "time.ParseDuration(HeartbeatPeroid{%#v})", c.HeartbeatPeriod)
 	}
 
+	if c.heartbeatPeriod >= time.Duration(getty.MaxWheelTimeSpan) {
+		return perrors.WithMessagef(err, "heartbeat_period %s should be less than %s",
+			c.HeartbeatPeriod, time.Duration(getty.MaxWheelTimeSpan))
+	}
+
 	if c.sessionTimeout, err = time.ParseDuration(c.SessionTimeout); err != nil {
 		return perrors.WithMessagef(err, "time.ParseDuration(SessionTimeout{%#v})", c.SessionTimeout)
 	}
@@ -186,5 +192,10 @@ func (c *ServerConfig) CheckValidity() error {
 		return perrors.WithMessagef(err, "time.ParseDuration(SessionTimeout{%#v})", c.SessionTimeout)
 	}
 
+	if c.sessionTimeout >= time.Duration(getty.MaxWheelTimeSpan) {
+		return perrors.WithMessagef(err, "session_timeout %s should be less than %s",
+			c.SessionTimeout, time.Duration(getty.MaxWheelTimeSpan))
+	}
+
 	return perrors.WithStack(c.GettySessionParam.CheckValidity())
 }