diff --git a/performance.sh b/performance.sh
new file mode 100644
index 0000000000000000000000000000000000000000..a8346162ce655dc7dd50b84235a1b4df6ead16f6
--- /dev/null
+++ b/performance.sh
@@ -0,0 +1,58 @@
+#!/bin/bash
+
+#本脚本用于调节CPU电源模式
+
+ #修改电源模式的路径
+ path_0=/sys/devices/system/cpu/cpu0/cpufreq/scaling_governor
+ path_1=/sys/devices/system/cpu/cpu1/cpufreq/scaling_governor
+ path_2=/sys/devices/system/cpu/cpu2/cpufreq/scaling_governor
+ path_3=/sys/devices/system/cpu/cpu3/cpufreq/scaling_governor
+
+
+ #判断权限是否足够
+ if [ -w $path_0 ] && [ -w $path_1 ] && [ -w $path_2 ] && [ -w $path_3 ]; then
+
+     #解析输入参数
+     case $1 in 
+          1)
+         echo "[Performance] 高性能模式"
+         mode=Performance
+         ;; 
+          2)
+         echo "[ondemand] 自动调整"
+         mode=ondemand
+         ;;
+          3)
+         echo "[powersave] 低功耗模式"
+         mode=powersave
+         ;;
+         -r)
+         echo "[CPU 0]" `cat  $path_0`
+         echo "[CPU 1]" `cat  $path_1`
+         echo "[CPU 2]" `cat  $path_2`
+         echo "[CPU 3]" `cat  $path_3`
+         exit
+         ;;
+         -h)
+         echo  "输入参数：
+         [performance]  1 
+         [ondemand ]  2 
+         [powersave]  3 
+         [读取模式 ] -r"
+         exit
+         ;;        
+     
+          *)
+         echo "Erro: 输入参数错误"
+         exit 
+         ;;
+     esac 
+     
+     #修改电源模式
+     echo $mode > $path_0
+     echo $mode > $path_1
+     echo $mode > $path_2
+     echo $mode > $path_3
+ else
+     echo "Erro: 权限不足"
+ fi
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