Trouble with CPU frequency (15.5)
Tofloor
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l0ucas
deepin
2017-11-16 08:27
Author
Edited by l0ucas at 2017-11-16 01:39

Hi everyone,

I have a little trouble with my CPU : the frequency is blocked at 759Mhz by bios limit. I have an Intel i5 6300HQ and I am on Deepin 15.5 Beta.
Cpufreq-info return me :
  • pilote : acpi-cpufreq
  • hardware limit : 1000kHz - 759MHz
  • governors available : powersave, userspace, conservative, ondemand, performance, schedutil
  • actual governor : ondemand
It's the same for others CPUs cores (4).

And finally, I have just 2 choices for CPUs frequency 759Mhz and 1Mhz.

Thank you in advance for your help.

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melodyzou
deepin
2017-11-17 01:24
#1
https://bbs.deepin.org/user/32991
please look at this issue.
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yangbo
deepin
2017-11-17 02:29
#2
feedback/....
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l0ucas
deepin
2017-11-21 11:11
#3
After some research I find my problem : intel_pstate wasn't used, instead it was acpi-cpufreq.

So, for other guys who have the same problem as me, you should enable intel_pstate (if you have an Intel processor) by changing the /etc/default/grub :
  • Add intel_pstate=enable in line GRUB_CMDLINE_LINUX_DEFAULT
  • Execute an update-grub2
  • Reboot


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melodyzou
deepin
2017-11-22 00:13
#4
https://bbs.deepin.org/post/148355
After some research I find my problem : intel_pstate wasn't used, instead it was acpi-cpufreq.

So,  ...

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