diff --git a/bench/main.go b/bench/main.go
index 9bff1b068..56542c8b0 100644
--- a/bench/main.go
+++ b/bench/main.go
@@ -4,6 +4,7 @@ import (
 	"fmt"
 	"os"
 
+	"github.com/dtm-labs/dtm/bench/svr"
 	"github.com/dtm-labs/dtm/common"
 	"github.com/dtm-labs/dtm/dtmcli"
 	"github.com/dtm-labs/dtm/dtmcli/logger"
@@ -23,17 +24,18 @@ func main() {
 		fmt.Printf(hint)
 		return
 	}
-	logger.Debugf("starting dtm....")
+	logger.Infof("starting dtm....")
 	if os.Args[1] == "http" {
 		fmt.Println("start bench server")
 		common.MustLoadConfig()
+		logger.InitLog(common.Config.LogLevel)
 		dtmcli.SetCurrentDBType(common.Config.ExamplesDB.Driver)
 		registry.WaitStoreUp()
-		dtmsvr.PopulateDB(true)
-		examples.PopulateDB(true)
+		dtmsvr.PopulateDB(false)
+		examples.PopulateDB(false)
 		dtmsvr.StartSvr()              // 启动dtmsvr的api服务
 		go dtmsvr.CronExpiredTrans(-1) // 启动dtmsvr的定时过期查询
-		StartSvr()
+		svr.StartSvr()
 		select {}
 	} else {
 		fmt.Printf(hint)
diff --git a/bench/run-dtm.sh b/bench/run-dtm.sh
index 5bc8e39f1..0f8cd2f14 100755
--- a/bench/run-dtm.sh
+++ b/bench/run-dtm.sh
@@ -17,3 +17,5 @@ curl "http://127.0.0.1:8083/api/busi_bench/reloadData?m=raw_empty" && ab -t $TIM
 # curl "http://127.0.0.1:8083/api/busi_bench/reloadData?m=raw_tx" && curl "http://127.0.0.1:8083/api/busi_bench/bench"
 # curl "http://127.0.0.1:8083/api/busi_bench/reloadData?m=dtm_tx" && curl "http://127.0.0.1:8083/api/busi_bench/bench"
 # curl "http://127.0.0.1:8083/api/busi_bench/reloadData?m=dtm_barrier" && curl "http://127.0.0.1:8083/api/busi_bench/bench"
+
+ab -n 1000000 -c 10 "http://127.0.0.1:8083/api/busi_bench/benchEmptyUrl"
diff --git a/bench/setup.sh b/bench/setup.sh
index fe47bd025..bd90f1aeb 100755
--- a/bench/setup.sh
+++ b/bench/setup.sh
@@ -12,4 +12,6 @@ chmod +x /usr/local/bin/docker-compose
 
 # install go
 wget https://golang.org/dl/go1.17.1.linux-amd64.tar.gz
-rm -rf /usr/local/go && tar -C /usr/local -xzf go1.17.1.linux-amd64.tar.gz && cp -f /usr/local/bin/go /usr/local/go/bin/go
+rm -rf /usr/local/go && tar -C /usr/local -xzf go1.17.1.linux-amd64.tar.gz && cp -f /usr/local/go/bin/go /usr/local/bin/go
+
+apt install -y redis
\ No newline at end of file
diff --git a/bench/http.go b/bench/svr/http.go
similarity index 93%
rename from bench/http.go
rename to bench/svr/http.go
index 4682271b0..de03f07d1 100644
--- a/bench/http.go
+++ b/bench/svr/http.go
@@ -4,7 +4,7 @@
  * license that can be found in the LICENSE file.
  */
 
-package main
+package svr
 
 import (
 	"database/sql"
@@ -20,6 +20,7 @@ import (
 	"github.com/dtm-labs/dtm/dtmsvr"
 	"github.com/dtm-labs/dtm/examples"
 	"github.com/gin-gonic/gin"
+	"github.com/lithammer/shortuuid"
 )
 
 // launch command：go run app/main.go qs
@@ -32,7 +33,7 @@ const total = 200000
 var benchBusi = fmt.Sprintf("http://localhost:%d%s", benchPort, benchAPI)
 
 func sdbGet() *sql.DB {
-	db, err := dtmimp.PooledDB(common.Config.Store.GetDBConf())
+	db, err := dtmimp.PooledDB(common.Config.ExamplesDB)
 	logger.FatalIfError(err)
 	return db
 }
@@ -167,4 +168,13 @@ func benchAddRoute(app *gin.Engine) {
 		}
 		return nil, nil
 	}))
+	app.Any(benchAPI+"/benchEmptyUrl", common.WrapHandler(func(c *gin.Context) (interface{}, error) {
+		gid := shortuuid.New()
+		req := gin.H{}
+		saga := dtmcli.NewSaga(examples.DtmHttpServer, gid).
+			Add("", "", req).
+			Add("", "", req)
+		err := saga.Submit()
+		return nil, err
+	}))
 }
diff --git a/dtmsvr/storage/redis/redis.go b/dtmsvr/storage/redis/redis.go
index 8dca43537..b525f7fd5 100644
--- a/dtmsvr/storage/redis/redis.go
+++ b/dtmsvr/storage/redis/redis.go
@@ -98,6 +98,7 @@ func (a *argList) AppendGid(gid string) *argList {
 	a.Keys = append(a.Keys, config.Store.RedisPrefix+"_g_"+gid)
 	a.Keys = append(a.Keys, config.Store.RedisPrefix+"_b_"+gid)
 	a.Keys = append(a.Keys, config.Store.RedisPrefix+"_u")
+	a.Keys = append(a.Keys, config.Store.RedisPrefix+"_s_"+gid)
 	return a
 }
 
@@ -141,19 +142,21 @@ func (s *RedisStore) MaySaveNewTrans(global *storage.TransGlobalStore, branches
 		AppendGid(global.Gid).
 		AppendObject(global).
 		AppendRaw(global.NextCronTime.Unix()).
+		AppendRaw(global.Gid).
+		AppendRaw(global.Status).
 		AppendBranches(branches)
 	global.Steps = nil
 	global.Payloads = nil
 	_, err := callLua(a, `-- MaySaveNewTrans
-local gs = cjson.decode(ARGV[3])
 local g = redis.call('GET', KEYS[1])
 if g ~= false then
 	return 'UNIQUE_CONFLICT'
 end
 
 redis.call('SET', KEYS[1], ARGV[3], 'EX', ARGV[2])
-redis.call('ZADD', KEYS[3], ARGV[4], gs.gid)
-for k = 5, table.getn(ARGV) do
+redis.call('SET', KEYS[4], ARGV[6], 'EX', ARGV[2])
+redis.call('ZADD', KEYS[3], ARGV[4], ARGV[5])
+for k = 7, table.getn(ARGV) do
 	redis.call('RPUSH', KEYS[2], ARGV[k])
 end
 redis.call('EXPIRE', KEYS[2], ARGV[2])
@@ -164,17 +167,12 @@ redis.call('EXPIRE', KEYS[2], ARGV[2])
 func (s *RedisStore) LockGlobalSaveBranches(gid string, status string, branches []storage.TransBranchStore, branchStart int) {
 	args := newArgList().
 		AppendGid(gid).
-		AppendObject(&storage.TransGlobalStore{Gid: gid, Status: status}).
+		AppendRaw(status).
 		AppendRaw(branchStart).
 		AppendBranches(branches)
-	_, err := callLua(args, `
-local gs = cjson.decode(ARGV[3])
-local g = redis.call('GET', KEYS[1])
-if (g == false) then
-	return 'NOT_FOUND'
-end
-local js = cjson.decode(g)
-if js.status ~= gs.status then
+	_, err := callLua(args, `-- LockGlobalSaveBranches
+local old = redis.call('GET', KEYS[4])
+if old ~= ARGV[3] then
 	return 'NOT_FOUND'
 end
 local start = ARGV[4]
@@ -193,20 +191,22 @@ redis.call('EXPIRE', KEYS[2], ARGV[2])
 func (s *RedisStore) ChangeGlobalStatus(global *storage.TransGlobalStore, newStatus string, updates []string, finished bool) {
 	old := global.Status
 	global.Status = newStatus
-	args := newArgList().AppendGid(global.Gid).AppendObject(global).AppendRaw(old).AppendRaw(finished)
+	args := newArgList().
+		AppendGid(global.Gid).
+		AppendObject(global).
+		AppendRaw(old).
+		AppendRaw(finished).
+		AppendRaw(global.Gid).
+		AppendRaw(newStatus)
 	_, err := callLua(args, `-- ChangeGlobalStatus
-local gs = cjson.decode(ARGV[3])
-local old = redis.call('GET', KEYS[1])
-if old == false then
-	return 'NOT_FOUND'
-end
-local os = cjson.decode(old)
-if os.status ~= ARGV[4] then
+local old = redis.call('GET', KEYS[4])
+if old ~= ARGV[4] then
   return 'NOT_FOUND'
 end
 redis.call('SET', KEYS[1],  ARGV[3], 'EX', ARGV[2])
+redis.call('SET', KEYS[4],  ARGV[7], 'EX', ARGV[2])
 if ARGV[5] == '1' then
-	redis.call('ZREM', KEYS[3], gs.gid)
+	redis.call('ZREM', KEYS[3], ARGV[6])
 end
 `)
 	dtmimp.E2P(err)
@@ -246,18 +246,18 @@ func (s *RedisStore) TouchCronTime(global *storage.TransGlobalStore, nextCronInt
 	global.NextCronTime = common.GetNextTime(nextCronInterval)
 	global.UpdateTime = common.GetNextTime(0)
 	global.NextCronInterval = nextCronInterval
-	args := newArgList().AppendGid(global.Gid).AppendObject(global).AppendRaw(global.NextCronTime.Unix())
+	args := newArgList().
+		AppendGid(global.Gid).
+		AppendObject(global).
+		AppendRaw(global.NextCronTime.Unix()).
+		AppendRaw(global.Status).
+		AppendRaw(global.Gid)
 	_, err := callLua(args, `-- TouchCronTime
-local g = cjson.decode(ARGV[3])
-local old = redis.call('GET', KEYS[1])
-if old == false then
+local old = redis.call('GET', KEYS[4])
+if old ~= ARGV[5] then
 	return 'NOT_FOUND'
 end
-local os = cjson.decode(old)
-if os.status ~= g.status then
-  return 'NOT_FOUND'
-end
-redis.call('ZADD', KEYS[3], ARGV[4], g.gid)
+redis.call('ZADD', KEYS[3], ARGV[4], ARGV[6])
 redis.call('SET', KEYS[1], ARGV[3], 'EX', ARGV[2])
 	`)
 	dtmimp.E2P(err)
diff --git a/dtmsvr/storage/sql/sql.go b/dtmsvr/storage/sql/sql.go
index 3b246ba28..fd3fe5631 100644
--- a/dtmsvr/storage/sql/sql.go
+++ b/dtmsvr/storage/sql/sql.go
@@ -5,7 +5,7 @@ import (
 	"math"
 	"time"
 
-	"github.com/google/uuid"
+	"github.com/lithammer/shortuuid/v3"
 	"gorm.io/gorm"
 	"gorm.io/gorm/clause"
 
@@ -126,7 +126,7 @@ func (s *SqlStore) LockOneGlobalTrans(expireIn time.Duration) *storage.TransGlob
 	}
 	expire := int(expireIn / time.Second)
 	whereTime := fmt.Sprintf("next_cron_time < %s", getTime(expire))
-	owner := uuid.NewString()
+	owner := shortuuid.New()
 	global := &storage.TransGlobalStore{}
 	dbr := db.Must().Model(global).
 		Where(whereTime + "and status in ('prepared', 'aborting', 'submitted')").
diff --git a/dtmsvr/utils.go b/dtmsvr/utils.go
index b711d409a..3b296cc83 100644
--- a/dtmsvr/utils.go
+++ b/dtmsvr/utils.go
@@ -10,12 +10,11 @@ import (
 	"fmt"
 	"time"
 
-	"github.com/google/uuid"
-
 	"github.com/dtm-labs/dtm/common"
 	"github.com/dtm-labs/dtm/dtmcli/dtmimp"
 	"github.com/dtm-labs/dtm/dtmsvr/storage"
 	"github.com/dtm-labs/dtm/dtmsvr/storage/registry"
+	"github.com/lithammer/shortuuid/v3"
 )
 
 type branchStatus struct {
@@ -38,7 +37,7 @@ var TransProcessedTestChan chan string = nil
 
 // GenGid generate gid, use uuid
 func GenGid() string {
-	return uuid.NewString()
+	return shortuuid.New()
 }
 
 // GetTransGlobal construct trans from db
diff --git a/go.mod b/go.mod
index fdd810783..a8dfe8293 100644
--- a/go.mod
+++ b/go.mod
@@ -15,6 +15,8 @@ require (
 	github.com/google/uuid v1.3.0
 	github.com/grpc-ecosystem/go-grpc-middleware v1.3.0
 	github.com/lib/pq v1.10.3
+	github.com/lithammer/shortuuid v2.0.3+incompatible
+	github.com/lithammer/shortuuid/v3 v3.0.7
 	github.com/onsi/gomega v1.16.0
 	github.com/polarismesh/grpc-go-polaris v0.0.0-20211128162137-1a59cd7b5733 // indirect
 	github.com/prometheus/client_golang v1.11.0
diff --git a/go.sum b/go.sum
index 1aa3c4210..3ec84e44d 100644
--- a/go.sum
+++ b/go.sum
@@ -241,6 +241,7 @@ github.com/google/pprof v0.0.0-20200229191704-1ebb73c60ed3/go.mod h1:ZgVRPoUq/hf
 github.com/google/renameio v0.1.0/go.mod h1:KWCgfxg9yswjAJkECMjeO8J8rahYeXnNhOm40UhjYkI=
 github.com/google/uuid v1.1.1/go.mod h1:TIyPZe4MgqvfeYDBFedMoGGpEw/LqOeaOT+nhxU+yHo=
 github.com/google/uuid v1.1.2/go.mod h1:TIyPZe4MgqvfeYDBFedMoGGpEw/LqOeaOT+nhxU+yHo=
+github.com/google/uuid v1.2.0/go.mod h1:TIyPZe4MgqvfeYDBFedMoGGpEw/LqOeaOT+nhxU+yHo=
 github.com/google/uuid v1.3.0 h1:t6JiXgmwXMjEs8VusXIJk2BXHsn+wx8BZdTaoZ5fu7I=
 github.com/google/uuid v1.3.0/go.mod h1:TIyPZe4MgqvfeYDBFedMoGGpEw/LqOeaOT+nhxU+yHo=
 github.com/googleapis/gax-go/v2 v2.0.4/go.mod h1:0Wqv26UfaUD9n4G6kQubkQ+KchISgw+vpHVxEJEs9eg=
@@ -369,6 +370,11 @@ github.com/lib/pq v1.2.0/go.mod h1:5WUZQaWbwv1U+lTReE5YruASi9Al49XbQIvNi/34Woo=
 github.com/lib/pq v1.10.2/go.mod h1:AlVN5x4E4T544tWzH6hKfbfQvm3HdbOxrmggDNAPY9o=
 github.com/lib/pq v1.10.3 h1:v9QZf2Sn6AmjXtQeFpdoq/eaNtYP6IN+7lcrygsIAtg=
 github.com/lib/pq v1.10.3/go.mod h1:AlVN5x4E4T544tWzH6hKfbfQvm3HdbOxrmggDNAPY9o=
+github.com/lithammer/shortuuid v1.0.0 h1:kdcbvjGVEgqeVeDIRtnANOi/F6ftbKrtbxY+cjQmK1Q=
+github.com/lithammer/shortuuid v2.0.3+incompatible h1:ao1r3cQ9AUX+c6dZXwbCM/ELGf10EoO4SyqqxBXTyHc=
+github.com/lithammer/shortuuid v2.0.3+incompatible/go.mod h1:FR74pbAuElzOUuenUHTK2Tciko1/vKuIKS9dSkDrA4w=
+github.com/lithammer/shortuuid/v3 v3.0.7 h1:trX0KTHy4Pbwo/6ia8fscyHoGA+mf1jWbPJVuvyJQQ8=
+github.com/lithammer/shortuuid/v3 v3.0.7/go.mod h1:vMk8ke37EmiewwolSO1NLW8vP4ZaKlRuDIi8tWWmAts=
 github.com/logrusorgru/aurora v2.0.3+incompatible/go.mod h1:7rIyQOR62GCctdiQpZ/zOJlFyk6y+94wXzv6RNZgaR4=
 github.com/mailru/easyjson v0.0.0-20190614124828-94de47d64c63/go.mod h1:C1wdFJiN94OJF2b5HbByQZoLdCWB1Yqtg26g4irojpc=
 github.com/mailru/easyjson v0.0.0-20190626092158-b2ccc519800e/go.mod h1:C1wdFJiN94OJF2b5HbByQZoLdCWB1Yqtg26g4irojpc=
@@ -467,6 +473,7 @@ github.com/rs/zerolog v1.13.0/go.mod h1:YbFCdg8HfsridGWAh22vktObvhZbQsZXe4/zB0OK
 github.com/rs/zerolog v1.15.0/go.mod h1:xYTKnLHcpfU2225ny5qZjxnj9NvkumZYjJHlAThCjNc=
 github.com/russross/blackfriday/v2 v2.0.1/go.mod h1:+Rmxgy9KzJVeS9/2gXHxylqXiyQDYRxCVz55jmeOWTM=
 github.com/russross/blackfriday/v2 v2.1.0/go.mod h1:+Rmxgy9KzJVeS9/2gXHxylqXiyQDYRxCVz55jmeOWTM=
+github.com/satori/go.uuid v1.2.0 h1:0uYX9dsZ2yD7q2RtLRtPSdGDWzjeM3TbMJP9utgA0ww=
 github.com/satori/go.uuid v1.2.0/go.mod h1:dA0hQrYB0VpLJoorglMZABFdXlWrHn1NEOzdhQKdks0=
 github.com/shopspring/decimal v0.0.0-20180709203117-cd690d0c9e24/go.mod h1:M+9NzErvs504Cn4c5DxATwIqPbtswREoFCre64PpcG4=
 github.com/shopspring/decimal v1.2.0 h1:abSATXmQEYyShuxI4/vyW3tV1MrKAJzCZ/0zLUXYbsQ=
diff --git a/test/main_test.go b/test/main_test.go
index 5aa62d588..95c583665 100644
--- a/test/main_test.go
+++ b/test/main_test.go
@@ -13,6 +13,7 @@ import (
 
 	"github.com/dtm-labs/dtm/common"
 	"github.com/dtm-labs/dtm/dtmcli"
+	"github.com/dtm-labs/dtm/dtmcli/logger"
 	"github.com/dtm-labs/dtm/dtmsvr"
 	"github.com/dtm-labs/dtm/examples"
 	"github.com/gin-gonic/gin"
@@ -26,6 +27,7 @@ func exitIf(code int) {
 
 func TestMain(m *testing.M) {
 	common.MustLoadConfig()
+	logger.InitLog(config.LogLevel)
 	dtmcli.SetCurrentDBType(common.Config.ExamplesDB.Driver)
 	dtmsvr.TransProcessedTestChan = make(chan string, 1)
 	dtmsvr.NowForwardDuration = 0 * time.Second