diff --git a/example/rollup-bolt.go b/example/rollup-bolt.go
index ab0fd5e..157491c 100644
--- a/example/rollup-bolt.go
+++ b/example/rollup-bolt.go
@@ -1,7 +1,10 @@
 package main
 
 import (
+	"encoding/json"
+	"fmt"
 	"github.com/everFinance/goar/types"
+	ts "github.com/everFinance/turing/example/schema"
 	"github.com/everFinance/turing/rollup"
 	"github.com/everFinance/turing/store/schema"
 	"time"
@@ -9,12 +12,34 @@ import (
 
 func main() {
 	tags := []types.Tag{
-		{Name: "Owner", Value: "uGx-QfBXSwABKxjha-00dI7vvfyqIYblY6Z5L6cyTFM"},
+		{Name: "App", Value: "turing-test"},
+		{Name: "Owner", Value: "k9sXK8x5lMxxM-PbDZ13tCeZi6rOtlll5a6_rrc2oGM"},
 	}
 	suggestLastArTxId := ""
-	arOwner := "uGx-QfBXSwABKxjha-00dI7vvfyqIYblY6Z5L6cyTFM"
+	arOwner := "k9sXK8x5lMxxM-PbDZ13tCeZi6rOtlll5a6_rrc2oGM"
 	arNode := "https://arweave.net"
-	arWalletKeyPath := "./key.json"
+	arWalletKeyPath := "./k9s.json"
 	rol := rollup.New(suggestLastArTxId, arNode, "", arWalletKeyPath, arOwner, tags, schema.Config{})
-	rol.Run(5*time.Second, 999)
+	rol.Run(2*time.Minute, 999)
+	feedData(rol.AddTx())
+}
+
+func feedData(ch chan<- []byte) {
+	ticker := time.NewTicker(30 * time.Second)
+	var cnt int64
+	for {
+		select {
+		case <-ticker.C:
+			tx := &ts.Tx{
+				Name:      fmt.Sprintf("test-%v", cnt),
+				Timestamp: time.Now().UnixMilli(),
+			}
+			data, err := json.Marshal(tx)
+			if err != nil {
+				panic(err)
+			}
+			cnt += 1
+			ch <- data
+		}
+	}
 }
diff --git a/example/rollup-s3.go b/example/rollup-s3.go
index 06ab7d0..32d7862 100644
--- a/example/rollup-s3.go
+++ b/example/rollup-s3.go
@@ -1 +1,52 @@
 package main
+
+import (
+	"encoding/json"
+	"fmt"
+	"github.com/everFinance/goar/types"
+	ts "github.com/everFinance/turing/example/schema"
+	"github.com/everFinance/turing/rollup"
+	"github.com/everFinance/turing/store/schema"
+	"time"
+)
+
+func main() {
+	tags := []types.Tag{
+		{Name: "App", Value: "turing-s3-test"},
+		{Name: "Owner", Value: "k9sXK8x5lMxxM-PbDZ13tCeZi6rOtlll5a6_rrc2oGM"},
+	}
+	suggestLastArTxId := ""
+	arOwner := "k9sXK8x5lMxxM-PbDZ13tCeZi6rOtlll5a6_rrc2oGM"
+	arNode := "https://arweave.net"
+	arWalletKeyPath := "./k9s.json"
+	cfg := schema.Config{
+		UseS3:     true,
+		AccKey:    "",
+		SecretKey: "MOPfuebKVsSTZK7XGq/",
+		BktPrefix: "turing",
+		Region:    "ap-northeast-1",
+	}
+	rol := rollup.New(suggestLastArTxId, arNode, "", arWalletKeyPath, arOwner, tags, cfg)
+	rol.Run(2*time.Minute, 999)
+	feedDataS3(rol.AddTx())
+}
+
+func feedDataS3(ch chan<- []byte) {
+	ticker := time.NewTicker(30 * time.Second)
+	var cnt int64
+	for {
+		select {
+		case <-ticker.C:
+			tx := &ts.Tx{
+				Name:      fmt.Sprintf("test-S3-%v", cnt),
+				Timestamp: time.Now().UnixMilli(),
+			}
+			data, err := json.Marshal(tx)
+			if err != nil {
+				panic(err)
+			}
+			cnt += 1
+			ch <- data
+		}
+	}
+}
diff --git a/example/schema/types.go b/example/schema/types.go
new file mode 100644
index 0000000..674ccb8
--- /dev/null
+++ b/example/schema/types.go
@@ -0,0 +1,6 @@
+package schema
+
+type Tx struct {
+	Name      string `json:"name"`
+	Timestamp int64  `json:"timestamp"`
+}
diff --git a/example/tracker-bolt.go b/example/tracker-bolt.go
index 1f90fe9..f7bab59 100644
--- a/example/tracker-bolt.go
+++ b/example/tracker-bolt.go
@@ -1,25 +1,33 @@
 package main
 
 import (
+	"encoding/json"
 	"fmt"
 	"github.com/everFinance/goar/types"
+	ts "github.com/everFinance/turing/example/schema"
 	"github.com/everFinance/turing/store/schema"
+
 	"github.com/everFinance/turing/tracker"
 )
 
 func main() {
 	tags := []types.Tag{
-		{Name: "Owner", Value: "uGx-QfBXSwABKxjha-00dI7vvfyqIYblY6Z5L6cyTFM"},
+		{Name: "Owner", Value: "k9sXK8x5lMxxM-PbDZ13tCeZi6rOtlll5a6_rrc2oGM"},
 	}
-	arOwner := "uGx-QfBXSwABKxjha-00dI7vvfyqIYblY6Z5L6cyTFM"
+	arOwner := "k9sXK8x5lMxxM-PbDZ13tCeZi6rOtlll5a6_rrc2oGM"
 	arNode := "https://arweave.net"
 	arseed := ""
-	cursor := uint64(7)
+	cursor := uint64(0)
 	dbCfg := schema.Config{}
 	tr := tracker.New(tags, arNode, arseed, arOwner, dbCfg)
 	tr.Run(cursor)
 	for {
-		tx := <-tr.SubscribeTx()
-		fmt.Println(tx.CursorId)
+		comTx := <-tr.SubscribeTx()
+		tx := &ts.Tx{}
+		err := json.Unmarshal(comTx.Data, tx)
+		if err != nil {
+			panic(err)
+		}
+		fmt.Println(tx)
 	}
 }
diff --git a/example/tracker-s3.go b/example/tracker-s3.go
index b0dfa96..7c81f25 100644
--- a/example/tracker-s3.go
+++ b/example/tracker-s3.go
@@ -17,8 +17,8 @@ func main() {
 	cursor := uint64(40)
 	dbCfg := schema.Config{
 		UseS3:     true,
-		AccKey:    "AKIATZSGGOHI72GMNSO7",
-		SecretKey: "MOPfueG+mRNHQHoz9GdTq6/CwyybKVsSTZK7XGq/",
+		AccKey:    "",
+		SecretKey: "MOPfueG+//",
 		BktPrefix: "turing",
 		Region:    "ap-northeast-1",
 	}
diff --git a/store/kv.go b/store/kv.go
index bdccb60..40ff995 100644
--- a/store/kv.go
+++ b/store/kv.go
@@ -5,10 +5,9 @@ import (
 	"encoding/json"
 	"errors"
 	"github.com/everFinance/goar/utils"
+	types "github.com/everFinance/turing/common"
 	"github.com/everFinance/turing/store/rawdb"
 	"github.com/everFinance/turing/store/schema"
-
-	types "github.com/everFinance/turing/common"
 )
 
 // init log mode
@@ -139,7 +138,9 @@ func (kv *Store) PutPoolTokenTxId(txId string) error {
 func (kv *Store) BatchDelPoolTokenTxId(txs types.Transactions) (err error) {
 	for _, tx := range txs {
 		err = kv.KVDb.Delete(schema.PoolTxIndex, tx.TxId)
-		return
+		if err != nil {
+			return
+		}
 	}
 	return nil
 }
diff --git a/store/rawdb/database_test.go b/store/rawdb/database_test.go
new file mode 100644
index 0000000..8c43845
--- /dev/null
+++ b/store/rawdb/database_test.go
@@ -0,0 +1,107 @@
+package rawdb
+
+// func TestBoltDB(t *testing.T) {
+// 	dataPath := "./tmp/seed.db"
+// 	bktName := schema.ConstantsBucket // cne be replaced by any bucket in schema
+// 	keyNum := 100
+// 	// prepare key&val to test
+// 	keys := make([]string, keyNum)
+// 	values := make([][]byte, keyNum)
+// 	for i := 0; i < keyNum; i++ {
+// 		key := fmt.Sprintf("key%d", i)
+// 		keys[i] = key
+// 		val := fmt.Sprintf("v%d", i)
+// 		values[i] = []byte(val)
+// 	}
+// 	assert.Equal(t, keyNum, len(keys))
+// 	// create a bolt db
+// 	boltDb, err := NewBoltDB()
+// 	assert.NoError(t, err)
+//
+// 	// test Put & Get
+// 	for i := 0; i < keyNum; i++ {
+// 		err = boltDb.Put(bktName, keys[i], values[i])
+// 		assert.NoError(t, err)
+// 	}
+//
+// 	for i := 0; i < keyNum; i++ {
+// 		val, err := boltDb.Get(bktName, keys[i])
+// 		assert.NoError(t, err)
+// 		assert.Equal(t, values[i], val)
+// 	}
+//
+// 	// test GetAllKey from a bucket
+// 	allKeys, err := boltDb.GetAllKey(bktName)
+// 	// GetAllKey return order may different from keys
+// 	sort.Strings(allKeys)
+// 	sort.Strings(keys)
+// 	assert.NoError(t, err)
+// 	assert.Equal(t, keys, allKeys)
+//
+// 	// test Delete
+// 	for i := 0; i < keyNum; i++ {
+// 		err = boltDb.Delete(bktName, keys[i])
+// 		assert.NoError(t, err)
+// 	}
+// 	for i := 0; i < keyNum; i++ {
+// 		_, err = boltDb.Get(bktName, keys[i])
+// 		assert.Equal(t, err, schema.ErrNotExist)
+// 	}
+// }
+
+// func TestS3DB(t *testing.T) {
+//
+// 	bktName := schema.ConstantsBucket // cne be replaced by any bucket in schema
+// 	keyNum := 10
+// 	// prepare key&val to test
+// 	keys := make([]string, keyNum)
+// 	values := make([][]byte, keyNum)
+// 	for i := 0; i < keyNum; i++ {
+// 		key := fmt.Sprintf("key%d", i)
+// 		keys[i] = key
+// 		val := fmt.Sprintf("v%d", i)
+// 		values[i] = []byte(val)
+// 	}
+// 	assert.Equal(t, keyNum, len(keys))
+// 	// info that s3 needed
+// 	accKey := "AKIATZSGGOHIV4QTYNH5"                        // your aws IAM access key
+// 	secretKey := "uw3gKyHIZlaBx8vnCA/BSdNdH+Fi2j4ACoPJawOy" // your aws IAM secret key
+// 	prefix := "arseed"                                      // create empty bucket
+// 	Region := "ap-northeast-1"
+// 	// create S3DB
+// 	s, err := NewS3DB(accKey, secretKey, Region, prefix)
+// 	// if the bucket exist try a complex prefix, because the bucket name is unique in a specific aws region
+// 	assert.NoError(t, err)
+//
+// 	// test Put & Get
+// 	for i := 0; i < keyNum; i++ {
+// 		err = s.Put(bktName, keys[i], values[i])
+// 		assert.NoError(t, err)
+// 	}
+//
+// 	for i := 0; i < keyNum; i++ {
+// 		val, err := s.Get(bktName, keys[i])
+// 		assert.NoError(t, err)
+// 		assert.Equal(t, values[i], val)
+// 	}
+//
+// 	// test GetAllKey from a bucket
+// 	allKeys, err := s.GetAllKey(bktName)
+// 	assert.NoError(t, err)
+// 	// GetAllKey return order may different from keys
+// 	sort.Strings(allKeys)
+// 	sort.Strings(keys)
+// 	if len(allKeys) == len(keys) { // maybe s3 bucket not empty before test
+// 		assert.Equal(t, keys, allKeys)
+// 	}
+//
+// 	// test Delete
+// 	for i := 0; i < keyNum; i++ {
+// 		err = s.Delete(bktName, keys[i])
+// 		assert.NoError(t, err)
+// 	}
+// 	for i := 0; i < keyNum; i++ {
+// 		_, err = s.Get(bktName, keys[i])
+// 		assert.Equal(t, err, schema.ErrNotExist)
+// 	}
+// }
diff --git a/store/rawdb/s3.go b/store/rawdb/s3.go
index d7e84f3..08a03f7 100644
--- a/store/rawdb/s3.go
+++ b/store/rawdb/s3.go
@@ -10,6 +10,7 @@ import (
 	"github.com/aws/aws-sdk-go/service/s3/s3manager"
 	"github.com/everFinance/turing/store/schema"
 	"strings"
+	"time"
 )
 
 type S3DB struct {
@@ -54,7 +55,12 @@ func (s *S3DB) Put(bucket, key string, value []byte) (err error) {
 		Key:    aws.String(key),
 		Body:   bytes.NewReader(value),
 	}
+	var retry uint64
 	_, err = s.uploader.Upload(uploadInfo)
+	for err != nil && retry < 5 {
+		time.Sleep(time.Duration(retry) * time.Second)
+		_, err = s.uploader.Upload(uploadInfo)
+	}
 	return
 }