diff --git a/cmd/env.go b/cmd/env.go
index abfe241151..efc37b548f 100644
--- a/cmd/env.go
+++ b/cmd/env.go
@@ -28,6 +28,7 @@ var envList = []string{
 	localdata.EnvNameSSHPassPrompt,
 	localdata.EnvNameSSHPath,
 	localdata.EnvNameSCPPath,
+	localdata.EnvNameLogPath,
 }
 
 func newEnvCmd() *cobra.Command {
diff --git a/components/cluster/command/root.go b/components/cluster/command/root.go
index 41a1377466..cd516390d7 100644
--- a/components/cluster/command/root.go
+++ b/components/cluster/command/root.go
@@ -298,7 +298,7 @@ func Execute() {
 		}
 
 		if !errorx.HasTrait(err, errutil.ErrTraitPreCheck) {
-			logger.OutputDebugLog()
+			logger.OutputDebugLog("tiup-cluster")
 		}
 
 		if errx := errorx.Cast(err); errx != nil {
diff --git a/components/dm/command/root.go b/components/dm/command/root.go
index e994ff432a..34db5b1144 100644
--- a/components/dm/command/root.go
+++ b/components/dm/command/root.go
@@ -217,7 +217,7 @@ func Execute() {
 		}
 
 		if !errorx.HasTrait(err, errutil.ErrTraitPreCheck) {
-			logger.OutputDebugLog()
+			logger.OutputDebugLog("tiup-dm")
 		}
 
 		if errx := errorx.Cast(err); errx != nil {
diff --git a/pkg/localdata/constant.go b/pkg/localdata/constant.go
index f42d4cec15..c61ac3bbbf 100644
--- a/pkg/localdata/constant.go
+++ b/pkg/localdata/constant.go
@@ -81,6 +81,9 @@ const (
 	// EnvNameKeepSourceTarget is the variable name by which user can keep the source target or not
 	EnvNameKeepSourceTarget = "TIUP_KEEP_SOURCE_TARGET"
 
+	// EnvNameLogPath is the variable name by which user can write the log files into
+	EnvNameLogPath = "TIUP_LOG_PATH"
+
 	// MetaFilename represents the process meta file name
 	MetaFilename = "tiup_process_meta"
 )
diff --git a/pkg/logger/debug.go b/pkg/logger/debug.go
index 6c358fc3b4..32ccdcf50d 100644
--- a/pkg/logger/debug.go
+++ b/pkg/logger/debug.go
@@ -22,6 +22,7 @@ import (
 	"time"
 
 	"github.com/pingcap/tiup/pkg/colorutil"
+	"github.com/pingcap/tiup/pkg/localdata"
 	"go.uber.org/zap"
 	"go.uber.org/zap/zapcore"
 )
@@ -35,20 +36,22 @@ func newDebugLogCore() zapcore.Core {
 }
 
 // OutputDebugLog outputs debug log in the current working directory.
-func OutputDebugLog() {
-	if err := os.MkdirAll("./logs", 0755); err != nil {
-		_, _ = fmt.Fprintf(os.Stderr, "\nCreate debug logs directory failed %v.\n", err)
+func OutputDebugLog(prefix string) {
+	logDir := os.Getenv(localdata.EnvNameLogPath)
+	if logDir == "" {
+		profile := localdata.InitProfile()
+		logDir = profile.Path("logs")
+	}
+	if err := os.MkdirAll(logDir, 0755); err != nil {
+		_, _ = fmt.Fprintf(os.Stderr, "\nCreate debug logs(%s) directory failed %v.\n", logDir, err)
 		return
 	}
 
 	// FIXME: Stupid go does not allow writing fraction seconds without a leading dot.
-	fileName := time.Now().Format("./logs/tiup-cluster-debug-2006-01-02-15-04-05.log")
-	filePath, err := filepath.Abs(fileName)
-	if err != nil {
-		filePath = fileName
-	}
+	fileName := time.Now().Format(fmt.Sprintf("%s-debug-2006-01-02-15-04-05.log", prefix))
+	filePath := filepath.Join(logDir, fileName)
 
-	err = ioutil.WriteFile(filePath, debugBuffer.Bytes(), 0644)
+	err := ioutil.WriteFile(filePath, debugBuffer.Bytes(), 0644)
 	if err != nil {
 		_, _ = colorutil.ColorWarningMsg.Fprint(os.Stderr, "\nWarn: Failed to write error debug log.\n")
 	} else {
diff --git a/tests/tiup-cluster/script/scale_tools.sh b/tests/tiup-cluster/script/scale_tools.sh
index 80080382d5..844fe16e5a 100755
--- a/tests/tiup-cluster/script/scale_tools.sh
+++ b/tests/tiup-cluster/script/scale_tools.sh
@@ -100,4 +100,8 @@ function scale_tools() {
     fi
 
     tiup-cluster $client _test $name writable
+
+    # test cluster log dir
+    tiup-cluster notfound-command 2>&1 | grep $HOME/.tiup/logs/tiup-cluster-debug
+    TIUP_LOG_PATH=/tmp/a/b tiup-cluster notfound-command 2>&1 | grep /tmp/a/b/tiup-cluster-debug
 }
diff --git a/tests/tiup-dm/test_cmd.sh b/tests/tiup-dm/test_cmd.sh
index 2398895dad..f2fb070ace 100755
--- a/tests/tiup-dm/test_cmd.sh
+++ b/tests/tiup-dm/test_cmd.sh
@@ -73,3 +73,7 @@ yes | tiup-dm scale-out $name $topo_worker
 ./script/task/run.sh
 
 tiup-dm --yes destroy $name
+
+# test dm log dir
+tiup-dm notfound-command 2>&1 | grep $HOME/.tiup/logs/tiup-dm-debug
+TIUP_LOG_PATH=/tmp/a/b tiup-dm notfound-command 2>&1 | grep /tmp/a/b/tiup-dm-debug