diff --git a/internal/rpc/msg/del_msg.go b/internal/rpc/msg/del_msg.go
index 17610a384..c6856bb98 100644
--- a/internal/rpc/msg/del_msg.go
+++ b/internal/rpc/msg/del_msg.go
@@ -2,23 +2,28 @@ package msg
 
 import (
 	"Open_IM/pkg/common/constant"
-	"Open_IM/pkg/common/db"
 	"Open_IM/pkg/common/log"
 	commonPb "Open_IM/pkg/proto/sdk_ws"
 	"Open_IM/pkg/utils"
 	"context"
+	"time"
 )
 
 func (rpc *rpcChat) DelMsgList(_ context.Context, req *commonPb.DelMsgListReq) (*commonPb.DelMsgListResp, error) {
 	log.NewInfo(req.OperationID, utils.GetSelfFuncName(), "req: ", req.String())
 	resp := &commonPb.DelMsgListResp{}
-	if err := db.DB.DelMsgBySeqList(req.UserID, req.SeqList, req.OperationID); err != nil {
-		log.NewError(req.OperationID, utils.GetSelfFuncName(), "DelMsg failed", err.Error())
-		resp.ErrMsg = constant.ErrDB.ErrMsg
-		resp.ErrCode = constant.ErrDB.ErrCode
+	select {
+	case rpc.delMsgCh <- deleteMsg{
+		UserID:      req.UserID,
+		OpUserID:    req.OpUserID,
+		SeqList:     req.SeqList,
+		OperationID: req.OperationID,
+	}:
+	case <-time.After(1 * time.Second):
+		resp.ErrCode = constant.ErrSendLimit.ErrCode
+		resp.ErrMsg = constant.ErrSendLimit.ErrMsg
 		return resp, nil
 	}
-
 	log.NewInfo(req.OperationID, utils.GetSelfFuncName(), "resp: ", resp.String())
 	return resp, nil
 }
diff --git a/internal/rpc/msg/rpcChat.go b/internal/rpc/msg/rpcChat.go
index 002918bae..fd8b5ccf5 100644
--- a/internal/rpc/msg/rpcChat.go
+++ b/internal/rpc/msg/rpcChat.go
@@ -3,6 +3,7 @@ package msg
 import (
 	"Open_IM/pkg/common/config"
 	"Open_IM/pkg/common/constant"
+	"Open_IM/pkg/common/db"
 	"Open_IM/pkg/common/kafka"
 	"Open_IM/pkg/common/log"
 	"Open_IM/pkg/grpc-etcdv3/getcdv3"
@@ -21,6 +22,14 @@ type rpcChat struct {
 	etcdAddr        []string
 	onlineProducer  *kafka.Producer
 	offlineProducer *kafka.Producer
+	delMsgCh        chan deleteMsg
+}
+
+type deleteMsg struct {
+	UserID      string
+	OpUserID    string
+	SeqList     []uint32
+	OperationID string
 }
 
 func NewRpcChatServer(port int) *rpcChat {
@@ -33,6 +42,7 @@ func NewRpcChatServer(port int) *rpcChat {
 	}
 	rc.onlineProducer = kafka.NewKafkaProducer(config.Config.Kafka.Ws2mschat.Addr, config.Config.Kafka.Ws2mschat.Topic)
 	rc.offlineProducer = kafka.NewKafkaProducer(config.Config.Kafka.Ws2mschatOffline.Addr, config.Config.Kafka.Ws2mschatOffline.Topic)
+	rc.delMsgCh = make(chan deleteMsg, 1000)
 	return &rc
 }
 
@@ -75,3 +85,15 @@ func (rpc *rpcChat) Run() {
 	}
 	log.Info("", "rpc rpcChat init success")
 }
+
+func (rpc *rpcChat) runCh() {
+	log.NewInfo("", "start del msg chan ")
+	for {
+		select {
+		case msg := <-rpc.delMsgCh:
+			if err := db.DB.DelMsgBySeqList(msg.UserID, msg.SeqList, msg.OperationID); err != nil {
+				log.NewError(msg.OperationID, utils.GetSelfFuncName(), "DelMsgBySeqList qrgs: ", msg.UserID, msg.SeqList, msg.OperationID, err.Error())
+			}
+		}
+	}
+}
diff --git a/pkg/common/constant/error.go b/pkg/common/constant/error.go
index 2537c3706..b0c28725e 100644
--- a/pkg/common/constant/error.go
+++ b/pkg/common/constant/error.go
@@ -54,7 +54,7 @@ var (
 	ErrArgs      = ErrInfo{ErrCode: 803, ErrMsg: ArgsMsg.Error()}
 	ErrStatus    = ErrInfo{ErrCode: 804, ErrMsg: StatusMsg.Error()}
 	ErrCallback  = ErrInfo{ErrCode: 809, ErrMsg: CallBackMsg.Error()}
-	ErrSendLimit = ErrInfo{ErrCode: 810, ErrMsg: "send msg limit, to many users"}
+	ErrSendLimit = ErrInfo{ErrCode: 810, ErrMsg: "send msg limit, to many request, try again later"}
 )
 
 var (