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templates/device.html

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+    <h1>机器状态</h1>
+    <table>
+        <tr>
+            <td>CPU使用率</td>
+            <td><progress id="cpuP" max="100" value="0"></progress></td>
+            <td><span id="cpu"></span>%</td>
+        </tr>
+        <tr>
+            <td>内存使用率</td>
+            <td><progress id="memUsageP" max="100" value="0"></progress></td>
+            <td><span id="memUsed"></span>/<span id="memTotal"></span>(<span id="memUsage"></span>%)</td>
+        </tr>
+        <tr>
+            <td>磁盘使用率</td>
+            <td><progress id="diskUsageP" max="100" value="0"></progress></td>
+            <td><span id="diskUsed"></span>/<span id="diskTotal"></span>(<span id="diskUsage"></span>%)</td>
+        </tr>
+        <tr>
+            <td>网络速率</td>
+            <td>↓ <span id="inSpeed"></span>/s</td>
+            <td>↑ <span id="outSpeed"></span>/s</td>
+        </tr>
+    </table>
+    <script src="/static/device.js"></script>