diff --git a/internal/tools/conversation.go b/internal/tools/conversation.go
index 3eb47d1ae..a517ece46 100644
--- a/internal/tools/conversation.go
+++ b/internal/tools/conversation.go
@@ -1,6 +1,7 @@
 package tools
 
 import (
+	"context"
 	"time"
 
 	"github.com/OpenIMSDK/Open-IM-Server/pkg/common/log"
@@ -9,12 +10,14 @@ import (
 )
 
 func (c *MsgTool) ConversationsDestructMsgs() {
+	log.ZInfo(context.Background(), "start msg destruct cron task")
 	ctx := mcontext.NewCtx(utils.GetSelfFuncName())
 	conversations, err := c.conversationDatabase.GetConversationIDsNeedDestruct(ctx)
 	if err != nil {
 		log.ZError(ctx, "get conversation id need destruct failed", err)
 		return
 	}
+	log.ZDebug(context.Background(), "nums conversations need destruct", len(conversations))
 	for _, conversation := range conversations {
 		log.ZDebug(ctx, "UserMsgsDestruct", "conversationID", conversation.ConversationID, "ownerUserID", conversation.OwnerUserID, "msgDestructTime", conversation.MsgDestructTime, "lastMsgDestructTime", conversation.LatestMsgDestructTime)
 		seqs, err := c.msgDatabase.UserMsgsDestruct(ctx, conversation.OwnerUserID, conversation.ConversationID, conversation.MsgDestructTime, conversation.LatestMsgDestructTime)
diff --git a/internal/tools/cron_task.go b/internal/tools/cron_task.go
index 81588746d..3c0f2e00e 100644
--- a/internal/tools/cron_task.go
+++ b/internal/tools/cron_task.go
@@ -11,7 +11,6 @@ import (
 )
 
 func StartCronTask() error {
-	log.ZInfo(context.Background(), "start cron task", "cron config", config.Config.ChatRecordsClearTime)
 	fmt.Println("cron task start, config", config.Config.ChatRecordsClearTime)
 	msgTool, err := InitMsgTool()
 	if err != nil {
@@ -20,11 +19,13 @@ func StartCronTask() error {
 	c := cron.New()
 	var wg sync.WaitGroup
 	wg.Add(1)
+	log.ZInfo(context.Background(), "start chatRecordsClearTime cron task", "cron config", config.Config.ChatRecordsClearTime)
 	_, err = c.AddFunc(config.Config.ChatRecordsClearTime, msgTool.AllConversationClearMsgAndFixSeq)
 	if err != nil {
 		fmt.Println("start allConversationClearMsgAndFixSeq cron failed", err.Error(), config.Config.ChatRecordsClearTime)
 		panic(err)
 	}
+	log.ZInfo(context.Background(), "start msgDestruct cron task", "cron config", config.Config.ChatRecordsClearTime)
 	_, err = c.AddFunc(config.Config.MsgDestructTime, msgTool.ConversationsDestructMsgs)
 	if err != nil {
 		fmt.Println("start conversationsDestructMsgs cron failed", err.Error(), config.Config.ChatRecordsClearTime)
diff --git a/internal/tools/msg.go b/internal/tools/msg.go
index ef2175bf0..7247d32eb 100644
--- a/internal/tools/msg.go
+++ b/internal/tools/msg.go
@@ -2,7 +2,6 @@ package tools
 
 import (
 	"context"
-	"errors"
 	"fmt"
 	"math"
 	"time"
@@ -17,9 +16,11 @@ import (
 	"github.com/OpenIMSDK/Open-IM-Server/pkg/common/mcontext"
 	"github.com/OpenIMSDK/Open-IM-Server/pkg/common/mw"
 	"github.com/OpenIMSDK/Open-IM-Server/pkg/discoveryregistry/zookeeper"
+	"github.com/OpenIMSDK/Open-IM-Server/pkg/errs"
 	"github.com/OpenIMSDK/Open-IM-Server/pkg/rpcclient"
 	"github.com/OpenIMSDK/Open-IM-Server/pkg/rpcclient/notification"
 	"github.com/OpenIMSDK/Open-IM-Server/pkg/utils"
+	"github.com/redis/go-redis/v9"
 	"google.golang.org/grpc"
 	"google.golang.org/grpc/credentials/insecure"
 )
@@ -32,8 +33,6 @@ type MsgTool struct {
 	msgNotificationSender *notification.MsgNotificationSender
 }
 
-var errSeq = errors.New("cache max seq and mongo max seq is diff > 10")
-
 func NewMsgTool(msgDatabase controller.CommonMsgDatabase, userDatabase controller.UserDatabase,
 	groupDatabase controller.GroupDatabase, conversationDatabase controller.ConversationDatabase, msgNotificationSender *notification.MsgNotificationSender) *MsgTool {
 	return &MsgTool{
@@ -103,12 +102,12 @@ func (c *MsgTool) ClearConversationsMsg(ctx context.Context, conversationIDs []s
 }
 
 func (c *MsgTool) checkMaxSeqWithMongo(ctx context.Context, conversationID string, maxSeqCache int64) error {
-	maxSeqMongo, _, err := c.msgDatabase.GetMongoMaxAndMinSeq(ctx, conversationID)
+	minSeqMongo, maxSeqMongo, err := c.msgDatabase.GetMongoMaxAndMinSeq(ctx, conversationID)
 	if err != nil {
 		return err
 	}
 	if math.Abs(float64(maxSeqMongo-maxSeqCache)) > 10 {
-		return errSeq
+		log.ZError(ctx, "cache max seq and mongo max seq is diff > 10", nil, "maxSeqMongo", maxSeqMongo, "minSeqMongo", minSeqMongo, "maxSeqCache", maxSeqCache, "conversationID", conversationID)
 	}
 	return nil
 }
@@ -116,6 +115,9 @@ func (c *MsgTool) checkMaxSeqWithMongo(ctx context.Context, conversationID strin
 func (c *MsgTool) checkMaxSeq(ctx context.Context, conversationID string) error {
 	maxSeq, err := c.msgDatabase.GetMaxSeq(ctx, conversationID)
 	if err != nil {
+		if errs.Unwrap(err) == redis.Nil {
+			return nil
+		}
 		return err
 	}
 	if err := c.checkMaxSeqWithMongo(ctx, conversationID, maxSeq); err != nil {
diff --git a/pkg/common/db/controller/msg.go b/pkg/common/db/controller/msg.go
index ea7cf4fb7..e233ce2b8 100644
--- a/pkg/common/db/controller/msg.go
+++ b/pkg/common/db/controller/msg.go
@@ -74,7 +74,7 @@ type CommonMsgDatabase interface {
 	GetHasReadSeq(ctx context.Context, userID string, conversationID string) (int64, error)
 	UserSetHasReadSeqs(ctx context.Context, userID string, hasReadSeqs map[string]int64) error
 
-	GetMongoMaxAndMinSeq(ctx context.Context, conversationID string) (maxSeq, minSeq int64, err error)
+	GetMongoMaxAndMinSeq(ctx context.Context, conversationID string) (minSeqMongo, maxSeqMongo int64, err error)
 	GetConversationMinMaxSeqInMongoAndCache(ctx context.Context, conversationID string) (minSeqMongo, maxSeqMongo, minSeqCache, maxSeqCache int64, err error)
 	SetSendMsgStatus(ctx context.Context, id string, status int32) error
 	GetSendMsgStatus(ctx context.Context, id string) (int32, error)
@@ -843,7 +843,7 @@ func (db *commonMsgDatabase) GetConversationMinMaxSeqInMongoAndCache(ctx context
 	return
 }
 
-func (db *commonMsgDatabase) GetMongoMaxAndMinSeq(ctx context.Context, conversationID string) (maxSeq, minSeq int64, err error) {
+func (db *commonMsgDatabase) GetMongoMaxAndMinSeq(ctx context.Context, conversationID string) (minSeqMongo, maxSeqMongo int64, err error) {
 	return db.GetMinMaxSeqMongo(ctx, conversationID)
 }