diff --git a/quickshell/shell.qml b/quickshell/shell.qml
index a0dae13..912a523 100644
--- a/quickshell/shell.qml
+++ b/quickshell/shell.qml
@@ -5,6 +5,7 @@ import Quickshell.Io
 import QtQuick
 import QtQuick.Layouts
 
+// qmllint disable uncreatable-type
 PanelWindow {
     id: root
 
@@ -19,34 +20,36 @@ PanelWindow {
 
     Process {
         id: cpuProc
+        // get cpu usage, first line of /proc/stat
         command: ["cat", "/proc/stat"]
-        stdout: {
-            console.log(stdout);
-            console.log("test");
-            var line = stdout.split("\n")[0].split(/\s+/);
+        stdout: StdioCollector {
+            onStreamFinished: {
+                var line = this.text.split(/\r?\n/)[1].split(" ");
+                console.log("the line is " + line);
 
-            var user = parseInt(line[1]);
-            var nice = parseInt(line[2]);
-            var system = parseInt(line[3]);
-            var idle = parseInt(line[4]);
-            var iowait = parseInt(line[5]);
-            var irq = parseInt(line[6]);
-            var softirq = parseInt(line[7]);
+                var user = parseInt(line[1]);
+                var nice = parseInt(line[2]);
+                var system = parseInt(line[3]);
+                var idle = parseInt(line[4]);
+                var iowait = parseInt(line[5]);
+                var irq = parseInt(line[6]);
+                var softirq = parseInt(line[7]);
 
-            var idleAll = idle + iowait;
-            var total = user + nice + system + idle + iowait + irq + softirq;
+                var idleAll = idle + iowait;
+                var total = user + nice + system + idle + iowait + irq + softirq;
 
-            var diffIdle = idleAll - lastCpuIdle;
-            var diffTotal = total - lastCpuTotal;
+                var diffIdle = idleAll - root.lastCpuIdle;
+                var diffTotal = total - root.lastCpuTotal;
 
-            if (diffTotal > 0) {
-                cpuUsage = Math.round(100 * (1 - diffIdle / diffTotal));
+                if (diffTotal > 0) {
+                    root.cpuUsage = Math.round(100 * (1 - diffIdle / diffTotal));
+                }
+
+                console.log("diffTotal is " + diffTotal);
+
+                root.lastCpuIdle = idleAll;
+                root.lastCpuTotal = total;
             }
-
-            console.log("diffTotal is " + diffTotal);
-
-            lastCpuIdle = idleAll;
-            lastCpuTotal = total;
         }
     }