diff --git a/app.js b/app.js
index 258d4fc..fd753df 100644
--- a/app.js
+++ b/app.js
@@ -1,4 +1,3 @@
-const startTime = Date.now();
 import { dirname } from 'node:path';
 import { fileURLToPath } from 'node:url';
 const __dirname = dirname(fileURLToPath(import.meta.url));
@@ -8,13 +7,13 @@ import app from './src/index.js';
 
 const port = process.env.PORT ? parseInt(process.env.PORT) : 2223;
 const server = app.listen(port, function () {
-    console.log(`Start time takes ` + (Date.now() - startTime) / 1000 + ` s`)
+    console.log(`Start time takes ` + Math.round(process.uptime() * 1000) / 1000 + `s`)
     console.log(`Listening on ${port} in ${process.env.NODE_ENV} mode`);
 })
 server.on('close', () => {
     console.log(`Server closing`);
     setTimeout(() => {
-    console.log(`Server force closing`);
-    process.exit(0);
+        console.log(`Server force closing`);
+        process.exit(0);
     }, 2000).unref();
 })
diff --git a/src/controllers/unit.js b/src/controllers/unit.js
index 44cc19f..0043471 100644
--- a/src/controllers/unit.js
+++ b/src/controllers/unit.js
@@ -6,14 +6,18 @@ export default function () {
     var router = express.Router();
     router.get('/*', async function (req, res, next) {
         try {
-            res.json(JSON.parse((await unitExec.get(req.path)).stdout));
+            let result = await unitExec.get(req.path);
+            res.header("content-type", "application/json")
+            res.status(200).send(result.stdout);
         } catch (error) {
             next(error);
         }
     });
     router.post('/*', async function (req, res, next) {
         try {
-            res.json(JSON.parse((await unitExec.set(req.path, JSON.stringify(req.body))).stdout));
+            let result = await unitExec.set(req.path, JSON.stringify(req.body));
+            res.header("content-type", "application/json")
+            res.status(200).send(result.stdout);
         } catch (error) {
             next(error);
         }
diff --git a/sudoutil.js b/sudoutil.js
index 25edc13..3874f26 100755
--- a/sudoutil.js
+++ b/sudoutil.js
@@ -140,7 +140,7 @@ switch (cli.args.shift()) {
             // just in case
             if (!unit.killed)
                 unit.kill();
-        }, 1000 * 60).unref();
+        }, 1000 * 600).unref();
         break;
     case 'VIRTUAL_SERVER_GET':
         arg = cli.args.shift();