diff --git a/backend/app/service/monitor.go b/backend/app/service/monitor.go
index 320b20134..bd041b896 100644
--- a/backend/app/service/monitor.go
+++ b/backend/app/service/monitor.go
@@ -148,14 +148,16 @@ func loadNetIO() {
 				if net2.BytesSent != 0 && net1.BytesSent != 0 {
 					itemNet.Up = float64(net2.BytesSent-net1.BytesSent) / 1024 / 60
 				}
-				if itemNet.Up > 100000000 {
+				if itemNet.Up > 10485760 {
+					itemNet.Up = 0
 					global.LOG.Errorf("net2: %v, net1: %v, BytesSent: %v \n", net2.BytesSent, net1.BytesSent, float64(net2.BytesSent-net1.BytesSent)/1024/60)
 				}
 
 				if net2.BytesRecv != 0 && net1.BytesRecv != 0 {
 					itemNet.Down = float64(net2.BytesRecv-net1.BytesRecv) / 1024 / 60
 				}
-				if itemNet.Down > 100000000 {
+				if itemNet.Down > 10485760 {
+					itemNet.Down = 0
 					global.LOG.Errorf("net2: %v, net1: %v, BytesRecv: %v \n", net2.BytesRecv, net1.BytesRecv, float64(net2.BytesRecv-net1.BytesRecv)/1024/60)
 				}
 				netList = append(netList, itemNet)
diff --git a/backend/app/service/snapshot.go b/backend/app/service/snapshot.go
index 09ce7594a..7d75b48f0 100644
--- a/backend/app/service/snapshot.go
+++ b/backend/app/service/snapshot.go
@@ -57,7 +57,7 @@ func (u *SnapshotService) SnapshotImport(req dto.SnapshotImport) error {
 		return fmt.Errorf("incorrect snapshot request body: %v", req.Names)
 	}
 	for _, snapName := range req.Names {
-		snap, _ := snapshotRepo.Get(commonRepo.WithByName(snapName))
+		snap, _ := snapshotRepo.Get(commonRepo.WithByName(strings.ReplaceAll(snapName, ".tar.gz", "")))
 		if snap.ID != 0 {
 			return constant.ErrRecordExist
 		}