diff --git a/Makefile b/Makefile
index 34c3be775be..0cba7051a29 100644
--- a/Makefile
+++ b/Makefile
@@ -315,9 +315,7 @@ CLEAN_UT_BINARY := find . -name '*.test.bin'| xargs rm -f
 
 clean-test:
 	# Cleaning test tmp...
-	rm -rf /tmp/test_pd*
-	rm -rf /tmp/pd-tests*
-	rm -rf /tmp/test_etcd*
+	rm -rf /tmp/pd_tests*
 	rm -f $(REAL_CLUSTER_TEST_PATH)/playground.log
 	go clean -testcache
 	@$(CLEAN_UT_BINARY)
diff --git a/pkg/mcs/scheduling/server/rule/watcher_test.go b/pkg/mcs/scheduling/server/rule/watcher_test.go
index bf9ea0afc54..d3d20888c2d 100644
--- a/pkg/mcs/scheduling/server/rule/watcher_test.go
+++ b/pkg/mcs/scheduling/server/rule/watcher_test.go
@@ -18,6 +18,7 @@ import (
 	"context"
 	"encoding/json"
 	"os"
+	"path/filepath"
 	"strconv"
 	"testing"
 	"time"
@@ -83,7 +84,7 @@ func prepare(t require.TestingT) (context.Context, *clientv3.Client, func()) {
 	re := require.New(t)
 	ctx, cancel := context.WithCancel(context.Background())
 	cfg := etcdutil.NewTestSingleConfig()
-	cfg.Dir = os.TempDir() + "/test_etcd"
+	cfg.Dir = filepath.Join(os.TempDir(), "/pd_tests")
 	os.RemoveAll(cfg.Dir)
 	etcd, err := embed.StartEtcd(cfg)
 	re.NoError(err)
diff --git a/pkg/utils/etcdutil/testutil.go b/pkg/utils/etcdutil/testutil.go
index e67ae415736..7cb718664d9 100644
--- a/pkg/utils/etcdutil/testutil.go
+++ b/pkg/utils/etcdutil/testutil.go
@@ -51,7 +51,7 @@ func NewTestSingleConfig() *embed.Config {
 }
 
 func genRandName() string {
-	return "test_etcd_" + strconv.FormatInt(time.Now().UnixNano(), 10)
+	return "pd" + strconv.FormatInt(time.Now().UnixNano(), 10)
 }
 
 // NewTestEtcdCluster is used to create a etcd cluster for the unit test purpose.
diff --git a/pkg/utils/testutil/testutil.go b/pkg/utils/testutil/testutil.go
index 76f7058738b..55e44039591 100644
--- a/pkg/utils/testutil/testutil.go
+++ b/pkg/utils/testutil/testutil.go
@@ -94,7 +94,7 @@ func CleanServer(dataDir string) {
 // InitTempFileLogger initializes the logger and redirects the log output to a temporary file.
 func InitTempFileLogger(level string) (fname string) {
 	cfg := &log.Config{}
-	f, _ := os.CreateTemp(os.TempDir(), "pd_tests")
+	f, _ := os.CreateTemp("", "pd_tests")
 	fname = f.Name()
 	f.Close()
 	cfg.File.Filename = fname
diff --git a/server/server_test.go b/server/server_test.go
index 50c116083e0..af76146df36 100644
--- a/server/server_test.go
+++ b/server/server_test.go
@@ -19,6 +19,7 @@ import (
 	"fmt"
 	"io"
 	"net/http"
+	"os"
 	"path/filepath"
 	"testing"
 
@@ -290,8 +291,8 @@ func TestCheckClusterID(t *testing.T) {
 	ctx, cancel := context.WithCancel(context.Background())
 	defer cancel()
 	cfgs := NewTestMultiConfig(assertutil.CheckerWithNilAssert(re), 2)
-	for i, cfg := range cfgs {
-		cfg.DataDir = fmt.Sprintf("/tmp/test_pd_check_clusterID_%d", i)
+	for _, cfg := range cfgs {
+		cfg.DataDir, _ = os.MkdirTemp("", "pd_tests")
 		// Clean up before testing.
 		testutil.CleanServer(cfg.DataDir)
 	}
diff --git a/server/testutil.go b/server/testutil.go
index 7b159d7d94b..2c844bf3d6b 100644
--- a/server/testutil.go
+++ b/server/testutil.go
@@ -78,7 +78,7 @@ func NewTestSingleConfig(c *assertutil.Checker) *config.Config {
 
 	cfg.AdvertiseClientUrls = cfg.ClientUrls
 	cfg.AdvertisePeerUrls = cfg.PeerUrls
-	cfg.DataDir, _ = os.MkdirTemp(os.TempDir(), "test_pd")
+	cfg.DataDir, _ = os.MkdirTemp("", "pd_tests")
 	cfg.InitialCluster = fmt.Sprintf("pd=%s", cfg.PeerUrls)
 	cfg.DisableStrictReconfigCheck = true
 	cfg.TickInterval = typeutil.NewDuration(100 * time.Millisecond)
diff --git a/tests/config.go b/tests/config.go
index 62dd5f08c1f..ee184f0f90e 100644
--- a/tests/config.go
+++ b/tests/config.go
@@ -36,7 +36,7 @@ type serverConfig struct {
 }
 
 func newServerConfig(name string, cc *clusterConfig, join bool) *serverConfig {
-	tempDir, _ := os.MkdirTemp(os.TempDir(), "pd-tests")
+	tempDir, _ := os.MkdirTemp("", "pd_tests")
 	return &serverConfig{
 		Name:          name,
 		DataDir:       tempDir,
diff --git a/tests/integrations/client/global_config_test.go b/tests/integrations/client/global_config_test.go
index d813ec99676..5eed743d8ba 100644
--- a/tests/integrations/client/global_config_test.go
+++ b/tests/integrations/client/global_config_test.go
@@ -378,7 +378,7 @@ func (suite *globalConfigTestSuite) TestEtcdNotStart() {
 	re.Error(err)
 
 	_, err = suite.server.LoadGlobalConfig(suite.server.Context(), &pdpb.LoadGlobalConfigRequest{
-		Names: []string{"test_etcd"},
+		Names: []string{"pd_tests"},
 	})
 	re.Error(err)
 }
diff --git a/tools/pd-backup/pdbackup/backup_test.go b/tools/pd-backup/pdbackup/backup_test.go
index 8124763551b..d23f1878b85 100644
--- a/tools/pd-backup/pdbackup/backup_test.go
+++ b/tools/pd-backup/pdbackup/backup_test.go
@@ -142,7 +142,7 @@ func (s *backupTestSuite) TestGetBackupInfo() {
 	}
 	re.Equal(expected, actual)
 
-	tmpFile, err := os.CreateTemp(os.TempDir(), "pd_backup_info_test.json")
+	tmpFile, err := os.CreateTemp("", "pd_tests")
 	re.NoError(err)
 	defer os.RemoveAll(tmpFile.Name())
 
diff --git a/tools/pd-ctl/tests/config/config_test.go b/tools/pd-ctl/tests/config/config_test.go
index 0404796a81e..d4b1e90ec1b 100644
--- a/tools/pd-ctl/tests/config/config_test.go
+++ b/tools/pd-ctl/tests/config/config_test.go
@@ -358,7 +358,7 @@ func (suite *configTestSuite) checkConfigForwardControl(cluster *pdTests.TestClu
 	leaderServer := cluster.GetLeaderServer()
 	pdAddr := leaderServer.GetAddr()
 
-	f, _ := os.CreateTemp(os.TempDir(), "pd_tests")
+	f, _ := os.CreateTemp("", "pd_tests")
 	fname := f.Name()
 	f.Close()
 	defer os.RemoveAll(fname)
@@ -571,7 +571,7 @@ func (suite *configTestSuite) checkPlacementRules(cluster *pdTests.TestCluster)
 	// test show
 	checkShowRuleKey(re, pdAddr, [][2]string{{placement.DefaultGroupID, placement.DefaultRuleID}})
 
-	f, _ := os.CreateTemp(os.TempDir(), "pd_tests")
+	f, _ := os.CreateTemp("", "pd_tests")
 	fname := f.Name()
 	f.Close()
 	defer os.RemoveAll(fname)
@@ -718,7 +718,7 @@ func (suite *configTestSuite) checkPlacementRuleBundle(cluster *pdTests.TestClus
 	re.NoError(json.Unmarshal(output, &bundle))
 	re.Equal(placement.GroupBundle{ID: placement.DefaultGroupID, Index: 0, Override: false, Rules: []*placement.Rule{{GroupID: placement.DefaultGroupID, ID: placement.DefaultRuleID, Role: placement.Voter, Count: 3}}}, bundle)
 
-	f, err := os.CreateTemp(os.TempDir(), "pd_tests")
+	f, err := os.CreateTemp("", "pd_tests")
 	re.NoError(err)
 	fname := f.Name()
 	f.Close()
diff --git a/tools/pd-simulator/simulator/config/config.go b/tools/pd-simulator/simulator/config/config.go
index 32c483ceba7..ece3b6fd91f 100644
--- a/tools/pd-simulator/simulator/config/config.go
+++ b/tools/pd-simulator/simulator/config/config.go
@@ -98,7 +98,7 @@ func NewSimConfig(serverLogLevel string) *SimConfig {
 
 	cfg.AdvertiseClientUrls = cfg.ClientUrls
 	cfg.AdvertisePeerUrls = cfg.PeerUrls
-	cfg.DataDir, _ = os.MkdirTemp(os.TempDir(), "test_pd")
+	cfg.DataDir, _ = os.MkdirTemp("", "pd_tests")
 	cfg.InitialCluster = fmt.Sprintf("pd=%s", cfg.PeerUrls)
 	cfg.Log.Level = serverLogLevel
 	return &SimConfig{ServerConfig: cfg}
diff --git a/tools/pd-ut/ut.go b/tools/pd-ut/ut.go
index 6b366a137a2..d7786feac1d 100644
--- a/tools/pd-ut/ut.go
+++ b/tools/pd-ut/ut.go
@@ -119,7 +119,7 @@ func main() {
 
 	if coverProfile != "" {
 		var err error
-		coverFileTempDir, err = os.MkdirTemp(os.TempDir(), "cov")
+		coverFileTempDir, err = os.MkdirTemp("", "cov")
 		if err != nil {
 			fmt.Println("create temp dir fail", coverFileTempDir)
 			os.Exit(1)
@@ -771,7 +771,7 @@ func buildTestBinaryMulti(pkgs []string) ([]byte, error) {
 		cmd.Args = append(cmd.Args, "-race")
 	}
 	cmd.Dir = workDir
-	outputFile, err := os.CreateTemp("", "test_pd_ut*.out")
+	outputFile, err := os.CreateTemp("", "pd_tests")
 	if err != nil {
 		return nil, err
 	}