Linked Questions
14 questions linked to/from How I can disable CPU frequency scaling and set the system to performance?
54
votes
9
answers
213k
views
Set CPU governor to performance in 18.04
I'm trying to set the CPU governor to performance in 18.04, the problem is that it never survives reboots.
I've tried following these steps in an answer to this question
How to set "Performance&...
19
votes
8
answers
48k
views
Disable "ondemand" CPU scaling daemon
I have a server that, as of the upgrade to 10.04, is now running the "ondemand" CPU scaling daemon. Why would it automatically install this? I don't want my server saving power at the expense of ...
36
votes
3
answers
92k
views
How to permanently set CPU power management to the powersave governor?
I'm currently using this:
cpupower frequency-set --governor powersave
but it resets after each reboot.
22
votes
8
answers
34k
views
CPU frequency is always at minimum, even if CPU usage is 100%
I don't know when this issue began to happen, it might have been since the time I installed Ubuntu (16.04, fresh). I was observing that Ubuntu was unusually slow, environment was choppy and CPU usage ...
20
votes
3
answers
64k
views
How to set "Performance" instead of "Powersave" as default?
When I start my Unity desktop the CPU indicator shows only one bar and it is set to Powersave. When I switch to Performance I have to enter an admin users password.
But after system restart my CPU is ...
6
votes
3
answers
29k
views
How to tweak Intel HD graphics on Ubuntu 16.04
On windows there's an Intel icon in the system tray that lets me drag a slider and switch between "performance" and "quality" graphics modes that automatically turns on and off certain features in ...
2
votes
3
answers
5k
views
Disable CPU frequency scaling?
I need to run ATLAS on my ubuntu laptop, but the software won't run unless you dissable CPU frequency scaling. I've tried the instructions from here http://math-atlas.sourceforge.net/atlas_install/...
3
votes
0
answers
5k
views
Disable Hyperthreading, p-state and c-state drivers and CPU frequency scaling
I am trying to disable de p-state and c-state drivers on my desktop, i did what is described in this topic: Disable CPU frequency scaling
Then i changed the grub-file:
GRUB_CMDLINE_LINUX_DEFAULT="...
1
vote
0
answers
4k
views
Disable CPU throttling on Ubuntu 16.04.1 LTS
I've tried disabling CPU throttling by following instructions from here:
How I can disable CPU frequency scaling and set the system to performance?
No go :
$ cat /proc/cpuinfo|grep MHz
cpu MHz ...
1
vote
2
answers
2k
views
Computer slow and Ubuntu not using Exchange Ram
I'am using Ubuntu Mate 14.04.2 on my Compaq mini and on certain websites it becomes extreemly low, and at that time looking at the system monitor CPU is always at 100%. (see picture attached) I ...
0
votes
2
answers
3k
views
Disable CPU frequency scaling and halts in Lenovo G50-80
I have a Lenovo G50-80 with an i5-5200U CPU running Ubuntu 16.04.2 on 4.4.0-79-generic. I would like to disable CPU frequency scaling and processor halts for running a project. I have installed i7z ...
1
vote
1
answer
2k
views
Laptop slow performance on battery power
I recently installed Ubuntu 19.04 on an HP ProBook 430 G3 and discovered the following issues. The battery won't charge when AC pluged-in until the level drops below 15% or less, sometimes even then I ...
1
vote
1
answer
1k
views
CPU Throttling Occurring Despite No Need For It
This seems to happen in most every linux distro I try (haven't tried windows yet). I apologize in advance for the nonstandard situation in which it arose, but I will explain that after I explain the ...
5
votes
0
answers
835
views
Ubuntu 16.04.2 Stuck at Very Low Frequency
My Dell T7610 with 2 x E5-2650V2 processors (each with 8 real cores, regular 2.6GHz, turbo 3.4GHz) is stuck at 1.2GHz and I am unable to get it to go faster. How do I get it to go at full speed?
I ...