让diy的群辉更安静，更省电：群晖CPU频率动态调整。

不知道能省多少

谢谢分享                                          

感谢分享

不知道现在还可不可行

好文。谢谢！分享

感谢分享。

什么东东，看看

kan 看 怎么搞

谢谢楼主分享

谢谢分享

系统要开telnet，或者直接控制台登陆。都要root账号登陆。

我的cpu没有ondemand模式，J1900

1. cpufrequtils 006: cpufreq-info (C) Dominik Brodowski 2004-2009
   
2. Report errors and bugs to cpufreq@vger.kernel.org, please.
   
3. analyzing CPU 0:
   
4.   driver: acpi-cpufreq
   
5.   CPUs which run at the same hardware frequency: 0 1 2 3
   
6.   CPUs which need to have their frequency coordinated by software: 0 1 2 3
   
7.   maximum transition latency: 10.0 us.
   
8.   hardware limits: 1.33 GHz - 1.99 GHz
   
9.   available frequency steps: 1.99 GHz, 1.99 GHz, 1.91 GHz, 1.83 GHz, 1.74 GHz, 1.66 GHz, 1.58 GHz, 1.49 GHz, 1.41GHz, 1.33 GHz
   
10.   available cpufreq governors: <font color="Red">powersave, performance, userspace</font>
    
11.   current policy: frequency should be within 1.33 GHz and 1.99 GHz.
    
12.                   The governor "performance" may decide which speed to use
    
13.                   within this range.
    
14.   current CPU frequency is 1.99 GHz (asserted by call to hardware).
    
15.   cpufreq stats: 1.99 GHz:100.00%, 1.99 GHz:0.00%, 1.91 GHz:0.00%, 1.83 GHz:0.00%, 1.74 GHz:0.00%, 1.66 GHz:0.00%, 1.58 GHz:0.00%, 1.49 GHz:0.00%, 1.41 GHz:0.00%, 1.33 GHz:0.00%
    
16. analyzing CPU 1:
    
17.   driver: acpi-cpufreq
    
18.   CPUs which run at the same hardware frequency: 0 1 2 3
    
19.   CPUs which need to have their frequency coordinated by software: 0 1 2 3
    
20.   maximum transition latency: 10.0 us.
    
21.   hardware limits: 1.33 GHz - 1.99 GHz
    
22.   available frequency steps: 1.99 GHz, 1.99 GHz, 1.91 GHz, 1.83 GHz, 1.74 GHz, 1.66 GHz, 1.58 GHz, 1.49 GHz, 1.41GHz, 1.33 GHz
    
23.   available cpufreq governors: powersave, performance, userspace
    
24.   current policy: frequency should be within 1.33 GHz and 1.99 GHz.
    
25.                   The governor "performance" may decide which speed to use
    
26.                   within this range.
    
27.   current CPU frequency is 1.99 GHz (asserted by call to hardware).
    
28.   cpufreq stats: 1.99 GHz:100.00%, 1.99 GHz:0.00%, 1.91 GHz:0.00%, 1.83 GHz:0.00%, 1.74 GHz:0.00%, 1.66 GHz:0.00%, 1.58 GHz:0.00%, 1.49 GHz:0.00%, 1.41 GHz:0.00%, 1.33 GHz:0.00%
    
29. analyzing CPU 2:
    
30.   driver: acpi-cpufreq
    
31.   CPUs which run at the same hardware frequency: 0 1 2 3
    
32.   CPUs which need to have their frequency coordinated by software: 0 1 2 3
    
33.   maximum transition latency: 10.0 us.
    
34.   hardware limits: 1.33 GHz - 1.99 GHz
    
35.   available frequency steps: 1.99 GHz, 1.99 GHz, 1.91 GHz, 1.83 GHz, 1.74 GHz, 1.66 GHz, 1.58 GHz, 1.49 GHz, 1.41GHz, 1.33 GHz
    
36.   available cpufreq governors: powersave, performance, userspace
    
37.   current policy: frequency should be within 1.33 GHz and 1.99 GHz.
    
38.                   The governor "performance" may decide which speed to use
    
39.                   within this range.
    
40.   current CPU frequency is 1.99 GHz (asserted by call to hardware).
    
41.   cpufreq stats: 1.99 GHz:100.00%, 1.99 GHz:0.00%, 1.91 GHz:0.00%, 1.83 GHz:0.00%, 1.74 GHz:0.00%, 1.66 GHz:0.00%, 1.58 GHz:0.00%, 1.49 GHz:0.00%, 1.41 GHz:0.00%, 1.33 GHz:0.00%
    
42. analyzing CPU 3:
    
43.   driver: acpi-cpufreq
    
44.   CPUs which run at the same hardware frequency: 0 1 2 3
    
45.   CPUs which need to have their frequency coordinated by software: 0 1 2 3
    
46.   maximum transition latency: 10.0 us.
    
47.   hardware limits: 1.33 GHz - 1.99 GHz
    
48.   available frequency steps: 1.99 GHz, 1.99 GHz, 1.91 GHz, 1.83 GHz, 1.74 GHz, 1.66 GHz, 1.58 GHz, 1.49 GHz, 1.41GHz, 1.33 GHz
    
49.   available cpufreq governors: powersave, performance, userspace
    
50.   current policy: frequency should be within 1.33 GHz and 1.99 GHz.
    
51.                   The governor "performance" may decide which speed to use
    
52.                   within this range.
    
53.   current CPU frequency is 1.99 GHz (asserted by call to hardware).
    
54.   cpufreq stats: 1.99 GHz:100.00%, 1.99 GHz:0.00%, 1.91 GHz:0.00%, 1.83 GHz:0.00%, 1.74 GHz:0.00%, 1.66 GHz:0.00%, 1.58 GHz:0.00%, 1.49 GHz:0.00%, 1.41 GHz:0.00%, 1.33 GHz:0.00%

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RE: 让diy的群辉更安静，更省电：群晖CPU频率动态调整。 [修改]

学习学习，谢谢了！

看看......

让 江小白 来看看帖子里藏了啥好东西~~~

学习一下，感谢分享。

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