diff --git a/internal/push/push_to_client.go b/internal/push/push_to_client.go
index 4383c336a..7eead73ee 100644
--- a/internal/push/push_to_client.go
+++ b/internal/push/push_to_client.go
@@ -247,7 +247,7 @@ func (p *Pusher) GetConnsAndOnlinePush(ctx context.Context, msg *sdkws.MsgData,
 	for _, v := range conns {
 		msgClient := msggateway.NewMsgGatewayClient(v)
 		reply, err := msgClient.SuperGroupOnlineBatchPushOneMsg(ctx, &msggateway.OnlineBatchPushOneMsgReq{MsgData: msg, PushToUserIDs: pushToUserIDs})
-		v.Close()
+		p.discov.CloseConn(v)
 		if err != nil {
 			continue
 		}
diff --git a/internal/rpc/auth/auth.go b/internal/rpc/auth/auth.go
index c4e4877bf..d0a6176f4 100644
--- a/internal/rpc/auth/auth.go
+++ b/internal/rpc/auth/auth.go
@@ -109,7 +109,7 @@ func (s *authServer) forceKickOff(ctx context.Context, userID string, platformID
 		client := msggateway.NewMsgGatewayClient(v)
 		kickReq := &msggateway.KickUserOfflineReq{KickUserIDList: []string{userID}, PlatformID: platformID}
 		_, err := client.KickUserOffline(ctx, kickReq)
-		v.Close()
+		s.RegisterCenter.CloseConn(v)
 		return utils.Wrap(err, "")
 	}
 	return errs.ErrInternalServer.Wrap()
diff --git a/pkg/discoveryregistry/discovery_register.go b/pkg/discoveryregistry/discovery_register.go
index e9e706ab4..4214ed49b 100644
--- a/pkg/discoveryregistry/discovery_register.go
+++ b/pkg/discoveryregistry/discovery_register.go
@@ -8,10 +8,10 @@ import (
 )
 
 type Conn interface {
-	GetConns(ctx context.Context, serviceName string, opts ...grpc.DialOption) ([]*grpc.ClientConn, error)
-	GetConn(ctx context.Context, serviceName string, opts ...grpc.DialOption) (*grpc.ClientConn, error)
+	GetConns(ctx context.Context, serviceName string, opts ...grpc.DialOption) ([]grpc.ClientConnInterface, error)
+	GetConn(ctx context.Context, serviceName string, opts ...grpc.DialOption) (grpc.ClientConnInterface, error)
 	AddOption(opts ...grpc.DialOption)
-	CloseConn(conn *grpc.ClientConn)
+	CloseConn(conn grpc.ClientConnInterface)
 	// do not use this method for call rpc
 	GetClientLocalConns() map[string][]resolver.Address
 }
diff --git a/pkg/discoveryregistry/zookeeper/debug.go b/pkg/discoveryregistry/zookeeper/debug.go
new file mode 100644
index 000000000..acfae7cc5
--- /dev/null
+++ b/pkg/discoveryregistry/zookeeper/debug.go
@@ -0,0 +1,47 @@
+package zookeeper
+
+import (
+	"context"
+	"fmt"
+	"github.com/OpenIMSDK/Open-IM-Server/pkg/common/log"
+	"google.golang.org/grpc"
+	"strings"
+)
+
+func newClientConnInterface(cc grpc.ClientConnInterface) grpc.ClientConnInterface {
+	return &clientConnInterface{cc: cc}
+}
+
+type clientConnInterface struct {
+	cc grpc.ClientConnInterface
+}
+
+func (c *clientConnInterface) callOptionToString(opts []grpc.CallOption) string {
+	arr := make([]string, 0, len(opts)+1)
+	arr = append(arr, fmt.Sprintf("opts len: %d", len(opts)))
+	for i, opt := range opts {
+		arr = append(arr, fmt.Sprintf("[%d:%T]", i, opt))
+	}
+	return strings.Join(arr, ", ")
+}
+
+func (c *clientConnInterface) Invoke(ctx context.Context, method string, args interface{}, reply interface{}, opts ...grpc.CallOption) error {
+	log.ZDebug(ctx, "grpc.ClientConnInterface.Invoke in", "method", method, "args", args, "reply", reply, "opts", c.callOptionToString(opts))
+	if err := c.cc.Invoke(ctx, method, args, reply, opts...); err != nil {
+		log.ZError(ctx, "grpc.ClientConnInterface.Invoke error", err, "method", method, "args", args, "reply", reply)
+		return err
+	}
+	log.ZDebug(ctx, "grpc.ClientConnInterface.Invoke success", "method", method, "args", args, "reply", reply)
+	return nil
+}
+
+func (c *clientConnInterface) NewStream(ctx context.Context, desc *grpc.StreamDesc, method string, opts ...grpc.CallOption) (grpc.ClientStream, error) {
+	log.ZDebug(ctx, "grpc.ClientConnInterface.NewStream in", "desc", desc, "method", method, "opts", c.callOptionToString(opts))
+	cs, err := c.cc.NewStream(ctx, desc, method, opts...)
+	if err != nil {
+		log.ZError(ctx, "grpc.ClientConnInterface.NewStream error", err, "desc", desc, "method", method, "opts", len(opts))
+		return nil, err
+	}
+	log.ZDebug(ctx, "grpc.ClientConnInterface.NewStream success", "desc", desc, "method", method, "opts", len(opts))
+	return cs, nil
+}
diff --git a/pkg/discoveryregistry/zookeeper/discover.go b/pkg/discoveryregistry/zookeeper/discover.go
index 610c125e8..6c47c1674 100644
--- a/pkg/discoveryregistry/zookeeper/discover.go
+++ b/pkg/discoveryregistry/zookeeper/discover.go
@@ -3,6 +3,7 @@ package zookeeper
 import (
 	"context"
 	"fmt"
+	"io"
 	"strings"
 	"sync"
 
@@ -71,7 +72,7 @@ func (s *ZkClient) GetConnsRemote(serviceName string) (conns []resolver.Address,
 	return conns, nil
 }
 
-func (s *ZkClient) GetConns(ctx context.Context, serviceName string, opts ...grpc.DialOption) ([]*grpc.ClientConn, error) {
+func (s *ZkClient) GetConns(ctx context.Context, serviceName string, opts ...grpc.DialOption) ([]grpc.ClientConnInterface, error) {
 	s.logger.Printf("get conns from client, serviceName: %s", serviceName)
 	s.lock.Lock()
 	defer s.lock.Unlock()
@@ -86,24 +87,30 @@ func (s *ZkClient) GetConns(ctx context.Context, serviceName string, opts ...grp
 		}
 		s.localConns[serviceName] = conns
 	}
-	var ret []*grpc.ClientConn
+	var ret []grpc.ClientConnInterface
 	s.logger.Printf("get conns from zk success, serviceName: %s", serviceName)
 	for _, conn := range conns {
-		c, err := grpc.DialContext(ctx, conn.Addr, append(s.options, opts...)...)
+		cc, err := grpc.DialContext(ctx, conn.Addr, append(s.options, opts...)...)
 		if err != nil {
 			return nil, errors.Wrap(err, fmt.Sprintf("conns dialContext error, conn: %s", conn.Addr))
 		}
-		ret = append(ret, c)
+		ret = append(ret, newClientConnInterface(cc))
 	}
 	s.logger.Printf("dial ctx success, serviceName: %s", serviceName)
 	return ret, nil
 }
 
-func (s *ZkClient) GetConn(ctx context.Context, serviceName string, opts ...grpc.DialOption) (*grpc.ClientConn, error) {
+func (s *ZkClient) GetConn(ctx context.Context, serviceName string, opts ...grpc.DialOption) (grpc.ClientConnInterface, error) {
 	newOpts := append(s.options, grpc.WithDefaultServiceConfig(fmt.Sprintf(`{"LoadBalancingPolicy": "%s"}`, s.balancerName)))
-	return grpc.DialContext(ctx, fmt.Sprintf("%s:///%s", s.scheme, serviceName), append(newOpts, opts...)...)
+	cc, err := grpc.DialContext(ctx, fmt.Sprintf("%s:///%s", s.scheme, serviceName), append(newOpts, opts...)...)
+	if err != nil {
+		return nil, err
+	}
+	return newClientConnInterface(cc), nil
 }
 
-func (s *ZkClient) CloseConn(conn *grpc.ClientConn) {
-	conn.Close()
+func (s *ZkClient) CloseConn(conn grpc.ClientConnInterface) {
+	if closer, ok := conn.(io.Closer); ok {
+		closer.Close()
+	}
 }
diff --git a/pkg/rpcclient/auth.go b/pkg/rpcclient/auth.go
index fe6d8da4b..580e6bcee 100644
--- a/pkg/rpcclient/auth.go
+++ b/pkg/rpcclient/auth.go
@@ -19,7 +19,7 @@ func NewAuth(discov discoveryregistry.SvcDiscoveryRegistry) *Auth {
 }
 
 type Auth struct {
-	conn   *grpc.ClientConn
+	conn   grpc.ClientConnInterface
 	Client auth.AuthClient
 	discov discoveryregistry.SvcDiscoveryRegistry
 }
diff --git a/pkg/rpcclient/conversation.go b/pkg/rpcclient/conversation.go
index e9a7b1ea4..55ea5f829 100644
--- a/pkg/rpcclient/conversation.go
+++ b/pkg/rpcclient/conversation.go
@@ -14,7 +14,7 @@ import (
 
 type Conversation struct {
 	Client conversation.ConversationClient
-	conn   *grpc.ClientConn
+	conn   grpc.ClientConnInterface
 	discov discoveryregistry.SvcDiscoveryRegistry
 }
 
diff --git a/pkg/rpcclient/friend.go b/pkg/rpcclient/friend.go
index 299c93b00..aa7ba0344 100644
--- a/pkg/rpcclient/friend.go
+++ b/pkg/rpcclient/friend.go
@@ -11,7 +11,7 @@ import (
 )
 
 type Friend struct {
-	conn   *grpc.ClientConn
+	conn   grpc.ClientConnInterface
 	Client friend.FriendClient
 	discov discoveryregistry.SvcDiscoveryRegistry
 }
diff --git a/pkg/rpcclient/group.go b/pkg/rpcclient/group.go
index 6f87e63cc..911887dda 100644
--- a/pkg/rpcclient/group.go
+++ b/pkg/rpcclient/group.go
@@ -15,7 +15,7 @@ import (
 )
 
 type Group struct {
-	conn   *grpc.ClientConn
+	conn   grpc.ClientConnInterface
 	Client group.GroupClient
 	discov discoveryregistry.SvcDiscoveryRegistry
 }
diff --git a/pkg/rpcclient/msg.go b/pkg/rpcclient/msg.go
index a592e104d..6097109ae 100644
--- a/pkg/rpcclient/msg.go
+++ b/pkg/rpcclient/msg.go
@@ -104,7 +104,7 @@ func newSessionTypeConf() map[int32]int32 {
 }
 
 type Message struct {
-	conn   *grpc.ClientConn
+	conn   grpc.ClientConnInterface
 	Client msg.MsgClient
 	discov discoveryregistry.SvcDiscoveryRegistry
 }
diff --git a/pkg/rpcclient/push.go b/pkg/rpcclient/push.go
index 3c9736cc2..8ac20b943 100644
--- a/pkg/rpcclient/push.go
+++ b/pkg/rpcclient/push.go
@@ -10,7 +10,7 @@ import (
 )
 
 type Push struct {
-	conn   *grpc.ClientConn
+	conn   grpc.ClientConnInterface
 	Client push.PushMsgServiceClient
 	discov discoveryregistry.SvcDiscoveryRegistry
 }
diff --git a/pkg/rpcclient/third.go b/pkg/rpcclient/third.go
index a59a5adb4..46c5e1b92 100644
--- a/pkg/rpcclient/third.go
+++ b/pkg/rpcclient/third.go
@@ -10,7 +10,7 @@ import (
 )
 
 type Third struct {
-	conn   *grpc.ClientConn
+	conn   grpc.ClientConnInterface
 	Client third.ThirdClient
 	discov discoveryregistry.SvcDiscoveryRegistry
 }
diff --git a/pkg/rpcclient/user.go b/pkg/rpcclient/user.go
index d717ba6f3..76fea81dd 100644
--- a/pkg/rpcclient/user.go
+++ b/pkg/rpcclient/user.go
@@ -15,7 +15,7 @@ import (
 )
 
 type User struct {
-	conn   *grpc.ClientConn
+	conn   grpc.ClientConnInterface
 	Client user.UserClient
 	discov discoveryregistry.SvcDiscoveryRegistry
 }