diff --git a/configs/system.go b/configs/system.go
index 1483084..354b6aa 100644
--- a/configs/system.go
+++ b/configs/system.go
@@ -16,7 +16,7 @@ const (
 	// Name is the name of the program
 	Name = "bucket"
 	// version
-	Version = "v0.6.0"
+	Version = "v0.6.1"
 	// Description is the description of the program
 	Description = "Storage node implementation in CESS networks"
 	// NameSpace is the cached namespace
diff --git a/go.mod b/go.mod
index 48e4fb7..4544fd3 100644
--- a/go.mod
+++ b/go.mod
@@ -3,8 +3,8 @@ module github.com/CESSProject/cess-bucket
 go 1.19
 
 require (
-	github.com/CESSProject/cess-go-sdk v0.2.9
-	github.com/CESSProject/p2p-go v0.0.37
+	github.com/CESSProject/cess-go-sdk v0.3.0
+	github.com/CESSProject/p2p-go v0.1.0
 	github.com/btcsuite/btcutil v1.0.3-0.20201208143702-a53e38424cce
 	github.com/bytedance/sonic v1.9.2
 	github.com/centrifuge/go-substrate-rpc-client/v4 v4.0.13
diff --git a/go.sum b/go.sum
index 617cd87..1fd08b8 100644
--- a/go.sum
+++ b/go.sum
@@ -48,8 +48,12 @@ github.com/BurntSushi/toml v0.3.1/go.mod h1:xHWCNGjB5oqiDr8zfno3MHue2Ht5sIBksp03
 github.com/BurntSushi/xgb v0.0.0-20160522181843-27f122750802/go.mod h1:IVnqGOEym/WlBOVXweHU+Q+/VP0lqqI8lqeDx9IjBqo=
 github.com/CESSProject/cess-go-sdk v0.2.9 h1:rbcJl1c80bb75718GBTND0vP7Sc+hlm4DIhe8etBOfY=
 github.com/CESSProject/cess-go-sdk v0.2.9/go.mod h1:ueHJuYJUNB8RrQUz5uWisCYO7jrQF/StI1TRXdZlMyM=
+github.com/CESSProject/cess-go-sdk v0.3.0 h1:RElSOlA2fR9a74NRJ4j3lx/70K4w9v3GfRNksMnTjfY=
+github.com/CESSProject/cess-go-sdk v0.3.0/go.mod h1:Xae8ekw4HLkePovcmITkTbsqZbsye3ftqGFimxD4DvM=
 github.com/CESSProject/p2p-go v0.0.37 h1:FYlTPWAKMmRW/HxzXH1FD1ueGIT8kkvGCJQK0YRlBms=
 github.com/CESSProject/p2p-go v0.0.37/go.mod h1:MmuZ2UfXnEJMZMhOCC4Ec5QQUJCT7j2yg3Xk/oZ16yw=
+github.com/CESSProject/p2p-go v0.1.0 h1:0rOjG8hshY+X3f4cs/HDJnYEtDtFIjceLtAHkUjz4yU=
+github.com/CESSProject/p2p-go v0.1.0/go.mod h1:MmuZ2UfXnEJMZMhOCC4Ec5QQUJCT7j2yg3Xk/oZ16yw=
 github.com/ChainSafe/go-schnorrkel v1.0.0 h1:3aDA67lAykLaG1y3AOjs88dMxC88PgUuHRrLeDnvGIM=
 github.com/ChainSafe/go-schnorrkel v1.0.0/go.mod h1:dpzHYVxLZcp8pjlV+O+UR8K0Hp/z7vcchBSbMBEhCw4=
 github.com/aead/siphash v1.0.1/go.mod h1:Nywa3cDsYNNK3gaciGTWPwHt0wlpNV15vwmswBAUSII=
diff --git a/node/discover.go b/node/discover.go
index 6652e1b..babbe80 100644
--- a/node/discover.go
+++ b/node/discover.go
@@ -8,7 +8,7 @@
 package node
 
 import (
-	"fmt"
+	"time"
 
 	"github.com/CESSProject/cess-bucket/pkg/utils"
 )
@@ -20,15 +20,34 @@ func (n *Node) discoverMgt(ch chan bool) {
 			n.Pnc(utils.RecoverError(err))
 		}
 	}()
-
-	var peerid string
 	n.Discover(">>>>> Start discoverMgt <<<<<")
+	tickDiscover := time.NewTicker(time.Minute * 5)
+	defer tickDiscover.Stop()
+
+	var reset bool
+	var length int
 	for {
 		select {
 		case discoverPeer := <-n.DiscoveredPeer():
-			peerid = discoverPeer.ID.Pretty()
-			n.Discover(fmt.Sprintf("discovered:  %s", peerid))
-			n.SavePeer(peerid, discoverPeer)
+			if !reset {
+				reset = true
+				tickDiscover.Reset(time.Minute * 5)
+			}
+			n.SavePeer(discoverPeer.ID.Pretty(), discoverPeer)
+		case <-tickDiscover.C:
+			length = 0
+			n.RouteTableFindPeers(len(n.peers) + 30)
+		default:
+			if reset {
+				if length != len(n.peers) {
+					length = len(n.peers)
+					allPeer := n.GetAllPeerId()
+					for _, v := range allPeer {
+						n.Discover(v)
+					}
+				}
+			}
+			reset = false
 		}
 	}
 }
diff --git a/node/spaceMgt.go b/node/spaceMgt.go
index e0001a9..f83dbd9 100644
--- a/node/spaceMgt.go
+++ b/node/spaceMgt.go
@@ -183,17 +183,22 @@ func (n *Node) requsetIdlefile() ([]byte, string, error) {
 	for _, tee := range teelist {
 		teePeerId = base58.Encode([]byte(string(tee.PeerId[:])))
 		addr, ok := n.GetPeer(teePeerId)
-		if ok {
-			err = n.Connect(n.GetRootCtx(), addr)
+		if !ok {
+			addr, err = n.DHTFindPeer(teePeerId)
 			if err != nil {
 				continue
 			}
-			_, err = n.IdleReq(addr.ID, pattern.FragmentSize, pattern.BlockNumber, n.GetStakingPublickey(), sign)
-			if err != nil {
-				continue
-			}
-			return tee.ControllerAccount[:], teePeerId, nil
 		}
+
+		err = n.Connect(n.GetRootCtx(), addr)
+		if err != nil {
+			continue
+		}
+		_, err = n.IdleReq(addr.ID, pattern.FragmentSize, pattern.BlockNumber, n.GetStakingPublickey(), sign)
+		if err != nil {
+			continue
+		}
+		return tee.ControllerAccount[:], teePeerId, nil
 	}
 
 	return nil, teePeerId, err
diff --git a/node/stagMgt.go b/node/stagMgt.go
index 4531ff7..757a3c0 100644
--- a/node/stagMgt.go
+++ b/node/stagMgt.go
@@ -121,19 +121,16 @@ func (n *Node) calcFileTag() error {
 				teePeerId := base58.Encode([]byte(string(t.PeerId[:])))
 				addr, ok := n.GetPeer(teePeerId)
 				if !ok {
-					continue
+					addr, err = n.DHTFindPeer(teePeerId)
+					if err != nil {
+						continue
+					}
 				}
 				err = n.Connect(n.GetRootCtx(), addr)
 				if err != nil {
 					continue
 				}
 
-				// id, err = peer.Decode(teePeerId)
-				// if err != nil {
-				// 	n.Stag("err", fmt.Sprintf("[peer.Decode:%s] err: %v", teePeerId, err))
-				// 	continue
-				// }
-
 				n.Stag("info", fmt.Sprintf("Send fragment [%s] tag req to tee: %s", filepath.Base(f), teePeerId))
 				code, err = n.TagReq(addr.ID, filepath.Base(f), "", pattern.BlockNumber)
 				if err != nil || code != 0 {