diff --git a/src/pkg/sys/cmd_unix.go b/src/pkg/sys/cmd_unix.go
new file mode 100644
index 0000000000000000000000000000000000000000..618e514150cb48b5e197de6a1f31079c11b36257
--- /dev/null
+++ b/src/pkg/sys/cmd_unix.go
@@ -0,0 +1,33 @@
+// +build aix darwin dragonfly freebsd js,wasm linux netbsd openbsd solaris plan9
+
+// Unix environment variables.
+
+package sys
+
+import (
+	"os/exec"
+	"syscall"
+	"time"
+)
+
+func WrapTimeout(cmd *exec.Cmd, timeout time.Duration) (error, bool) {
+	var err error
+
+	done := make(chan error)
+	go func() {
+		done <- cmd.Wait()
+	}()
+
+	select {
+	case <-time.After(timeout):
+		go func() {
+			<-done // allow goroutine to exit
+		}()
+
+		// IMPORTANT: cmd.SysProcAttr = &syscall.SysProcAttr{Setpgid: true} is necessary before cmd.Start()
+		err = syscall.Kill(-cmd.Process.Pid, syscall.SIGKILL)
+		return err, true
+	case err = <-done:
+		return err, false
+	}
+}
diff --git a/src/pkg/sys/cmd_windows.go b/src/pkg/sys/cmd_windows.go
new file mode 100644
index 0000000000000000000000000000000000000000..092781767c1ff6b2df3c1498ce95f59f45b20f9e
--- /dev/null
+++ b/src/pkg/sys/cmd_windows.go
@@ -0,0 +1,30 @@
+// Windows environment variables.
+
+package sys
+
+import (
+	"os/exec"
+	"syscall"
+	"time"
+)
+
+func WrapTimeout(cmd *exec.Cmd, timeout time.Duration) (error, bool) {
+	var err error
+
+	done := make(chan error)
+	go func() {
+		done <- cmd.Wait()
+	}()
+
+	select {
+	case <-time.After(timeout):
+		go func() {
+			<-done // allow goroutine to exit
+		}()
+
+		err = cmd.Process.Signal(syscall.SIGKILL)
+		return err, true
+	case err = <-done:
+		return err, false
+	}
+}
diff --git a/src/server/engine/notify.go b/src/server/engine/notify.go
index 61bc4bc68e22202f5b5dd51dcf696dec39357d1a..aef99c32a58f52fb1181fad43a7b786544ea01e4 100644
--- a/src/server/engine/notify.go
+++ b/src/server/engine/notify.go
@@ -16,9 +16,9 @@ import (
 	"github.com/toolkits/pkg/file"
 	"github.com/toolkits/pkg/logger"
 	"github.com/toolkits/pkg/runner"
-	"github.com/toolkits/pkg/sys"
 
 	"github.com/didi/nightingale/v5/src/models"
+	"github.com/didi/nightingale/v5/src/pkg/sys"
 	"github.com/didi/nightingale/v5/src/server/config"
 	"github.com/didi/nightingale/v5/src/server/memsto"
 	"github.com/didi/nightingale/v5/src/storage"