Fans are hardware devices used for cooling other devices which generate lots of heat.

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Ubuntu 14.04 High CPU Temperature but Fans Remain Silent

I am using Ubuntu 14.04 (3.13.0-32-generic) on my new ASUS n550JK laptop. It has Intel i7 4700HQ CPU and Nvidia GeForce GTX 850M graphics card (I have installed 340.24 driver from xorg-edgers). The ...
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288 views

Laptop fan speed too low when not docked

I'm using Ubuntu 14.04 on my laptop and things are great except that it gets quite hot sometimes. I'm using sensors (lm-sensors) to report temperature and fan speed. I run a Thinkpad T430s with Ivy ...
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161 views

14.04 — AMD (HD 6870) — GPU fan 100% during install

I am attempting to install Ubuntu on my primary desktop (a former gaming PC) which is equipped with a SapphireTech HD6870 (AMD). As soon as I boot into the installation process or when I simply boot ...
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151 views

14.04 HP dv7 fan speed wont increase

My laptop HP Pavilion dv7-7030us wont increase the fan speed. It gets quite hot (up to around 70c) but the fan speed wont increase at all. With windows 7 I never had a overheating problem and also ...
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44 views

Heat sensor showing weird readings

Each time I turn my laptop on, the temp6 sensor is stuck in +20,0ºC, so the fans never turn on and eventually my laptop turns off from overheating. If I suspend my session and then reopen, it changes ...
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160 views

fan not working on acer 5315 ubuntu 14.04

I downloaded ubuntu 14.04 on my old acer 5315 but it keeps shutting down after like 20mns because of the fan but when I switched back to windows it works perfectly. I was considering to upgrade the ...
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178 views

Lenovo S430 Fancontrol problems

Earlier today I noticed my laptop getting quite hot. The first reaction was to make sure nothing was clogging the laptop, and since there wasnt I started looking into getting some fan control for the ...
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80 views

hp xw4200 fan speed

I just installed Ubuntu 14.04 on my old HP xw4200 workstation (p4 3.4 GHz, 3 GB of RAM, Ati FireGL 5200). The install worked without any issue and the system seems responsive. The problem is that ...
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164 views

Ubuntu can't read temperature sensors? [duplicate]

Edit: it's still problematic because the names aren't very descriptive. Based on past values (from Windows) I can sort of deduce what is what, but it's still uncertain. The problem is that the reading ...
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2answers
423 views

MRTG using script to grab data of sensors

I'm using MRTG to grab data from sensors of a ubuntu server 12.04, with this script. #!/bin/bash SENSORS=/usr/bin/sensors UPTIME=$(uptime | awk -F, '{print $3}' ) TEXT="Graphic Card Temperature" ...
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1answer
428 views

Dell fans not working

I have installed Ubuntu 14.04 on my DELL Inspiron 15R. Since I have installed it, my fan is constantly spinning, even I do absolutely nothing. I found this post and I decided to install i8kutils. ...
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212 views

Asus G73gj Fan runs full speed all the time.

I have an Asus G73jh, I'm not sure what BIOS version I have but my laptop seems to have the fans running full speed all the time. I installed lmsensors and my laptop is normally around 56C (which is ...
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1answer
2k views

MacBook Pro Temperature Issues (tlp and cpufreq used)

I recently installed the Ubuntu 14.04 LTS on a MacBook Pro, and I have noticed some overheating issues. Specifically, I used indicator-sensors and psensors to monitor the temperature, and the average ...
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1answer
222 views

Fan under load doesn't go full speed on Acer laptop

On Ubuntu 14.04 when I do any system intensive task like gaming and when temperatures reach over 80C for CPU and 70C for GPU, fan doesn't spin as fast as it does in Windows 7 under even lower temps. ...
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1answer
2k views

How do I know my fan is working in Ubuntu

I just bought a brand new netbook and am worried the fan isn't working properly. lm-sensors does not detect a fan, I can't hear a fan, and can't feel air blowing out of the fan area. The netbook is ...
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1answer
480 views

Ubuntu CPU Fan at 2200 RPM and CPU top at 90°C

I have a problem with my CPU heat. I'm running Ubuntu 14.04 (64bit) and I have issues with the cooling. I know it might be a hardware issue, but I've checked, the fan is running and in my GUI I use ...
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1answer
305 views

Overheating in an dual-boot system (windows 8+Ubuntu 14.04)

Precisely, I would like to know if booting windows 8 through GRUB can affect in any way the global performance (CPU/GPU benchmarks, cooling efficiency etc...) in both Windows and Ubuntu 14.04 ... I ...
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3answers
1k views

thinkfan control doesn't use the fan full potential when needed

I own a Thinkpad x201 and is overheating very fast because of the environmental temperature and eventually kills himself without notice (and it really grinds my gears). Outside there are 34 degrees C ...
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1answer
588 views

How to reduce CPU temperature ?

I have Ubuntu 14.04 and an HP Pavilion laptop. When running Windows 7 the CPU is slightly hot but not much. But running Ubuntu however, it is considerably hotter. I installed tlp and my GFX card ...
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1answer
460 views

Fan running constantly after installing ubuntu [dell inspiron 5520]

i installed ubuntu 13.10 on my dell inspiron 5520 and this is my first experience with ubuntu or any OS other than windows.. the system starts up normally and functions although it seemsto be slower ...
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1answer
1k views

CPU temperature is high on Ubuntu

So I have a machine which has both latest *Ubuntu and Windows 8 on it. On windows 8 my CPU temp is roughtly 26 degrees when idle. Now when I boot into Ubuntu, CPU temperature is suddenly 43 degrees ...
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1answer
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CPU Fan always on high speed after upgrade to 14.04 [duplicate]

cpu fan always on high speed after update from 13.10 to 14.04 MB Asus P5G41T-M LX V2 It was working nice on 13.10 Output of sensors: atk0110-acpi-0 Adapter: ACPI interface Vcore Voltage: ...
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2answers
788 views

Ubuntu 14.04: Can't change AMD DPM settings (radeon)

Good morning everyone. I have recently installed Ubuntu 14.04 LTS (Fresh release) and I wanted to give a serious try to the radeon drivers (AMD 280X). One thing I noticed for the OSS drivers compared ...
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2answers
2k views

ThinkPad T440s fan speed

I've just installed Ubuntu 14.04 on my new T440s, and it seems the fan starts working at full speed from time to time, I've read in several places that this causes the fan to be noisy and generally ...
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1answer
33 views

Method other than TOP to discover running services

I have a pretty old laptop running 11.10. As of late the fan is constantly going flat out and it is driving me nuts. Usually it will do this when I have few things open in Chrome, cause chrome is ...
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533 views

Fan does not work on Dell XPS 13 developer edition with 14.04

After updating my Dell XPS 13 developer edition to Ubuntu 14.04 the fan is not working. The i8kutils are installed but i8kmon does not work. It returns * starting Dell fan/cpu-temperature monitor ...
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728 views

sensors-detect does not discover all sensors on Lenovo IdeaPad Y510p

My sensors readings never read values for next two sensors: acpitz-virtual-0 always show 0 degrees for temp1 thinkpad-isa-0000 always show 0 RPM drakone@b4da55:~$ sensors acpitz-virtual-0 Adapter: ...
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1answer
1k views

Overheating Toshiba Satellite L655 Laptop with Ubuntu 14.04 LTS

I switched to Ubuntu from Windows roughly a week ago. So I'm pretty new to Ubuntu. I'm experiencing overheating problem with my laptop and sometimes it's turned off suddenly. I have a Toshiba L655 ...
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172 views

Fan problem with Ubuntu [closed]

Here is some of the problem that I have. When I use Ubuntu 14.04 my fan works very fast ( on pc ) I don't have this problem on win after install VGA driver I use AMD HD Radeon 5 ... is it okay to ...
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59 views

Asus sometimes boot problems

Usually my Asus notebook boots like it should. All drivers are working, everything runs smooth and I don't have any problems. However, sometimes it starts with my fan at 100%, and the battery ...
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1answer
36 views

Constantly shuting down

I am new to Ubuntu, so please excuse me, if this is a silly question. I have a Toshiba U500 - 10E, with Windows 8 32bit installed. I have installed Ubuntu 64bit but while running it, the fans of the ...
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1answer
457 views

can't open /proc/i8k: No such file or directory [duplicate]

I keep getting this error message when ever I try to use i8kctl fan 1 1. I can easily fix it during my current session by entering in sudo modprobe i8k. If there is a way, can someone explain to me ...
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1answer
485 views

Fan Control with 13.10 and ASUS P8Z77-V deluxe motherboard

My supposed quite PC is quiet audible presently. I have three Silent Wings 2 fans connected to the ASUS P8Z77-V Deluxe motherboard and a Dark Rock 2 CPU Cooler with fan all working nicely and ...
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2answers
298 views

Fans are always running

Whenever I turn my laptop on my fans are running as if I was playing a game. The air coming out is cool, none of my computer parts are warm. I am running Ubuntu 13.10 and I have a Dell Inspiron 3521. ...
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131 views

Laptop fans go wild after waking from suspend 13.10

When my laptop wakes up from suspend the fans start running at 100%. I've look around all over the place but I can't find an answer. Only a reboot fixes the problem. It is a HP ProBook 4510s I've ...
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1answer
244 views

ThinkPad Fan Control not working properly

I have Lenovo ThinkPad W500. I have Ubuntu 12.10 installed. Its fan was not running at full speed, so I installed ThinkPad Fan Control software (tpfc0.5). I launch it by executing tpfc_start.sh in ...
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1answer
308 views

fan is constantly running in my laptop 13.10

I installed 13.10 on my laptop and it seems as if the fan is constantly running. This is on a sony vaio ultrabook, the fan keeps running even if the cpu load is low. This problem does not occur when ...
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1answer
448 views

Fan speed auto control doesn't seem to work properly anymore (too high)

It's very annoying and I think it happened since last update, the fan of the CPU runs louder, that means probably faster than usual. It's really the CPU and not the NVIDIA fan. I already tried some ...
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1answer
4k views

My fan is not working, no active cooling system

I am using Ubuntu 14.04 on my laptop and my fan is not working(with Ubuntu 12.04 and Ubuntu 13.10 it was the same). Short summary of my system Quanta TWH motherboard, Intel® Core™ i7-2630QM ...
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59 views

heat and fan pacing after ubuntu 12.10 is installed alongside windows 7

i tried touch /etc/fancontrol it is helpless i tried the following but to no avail; install mesa-utils and mesa-utils-extras and reboot if the problem remains let us know $ sudo apt-get install ...
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1answer
58 views

fan noise of dell inspirion after ubuntu 12.10 is installed alongside windows 7

How do i solve fan noise issue of dell inspirion 32 bit ubuntu 12.10 installed along side windows 7? I tried many options indicated in the forum but nothing seem to work. when I try touch ...
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2answers
1k views

Fan is constantly on when plugged, but goes silent when only on battery

Problem Fan is constantly on when a laptop is plugged and not charging. Not noisy, but definitely audible. However, it occasionally stays silent (spinning slower or not spinning at all) when laptop ...
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1answer
4k views

Laptop fan constantly running at a high speed

I am very new to Ubuntu and to Linux as well. I installed Ubuntu 13.10 on my Dell Inspiron 15R laptop. (Intel i7 processor, 8Gb ram). However the fan constantly running at a very high speed ...
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1answer
2k views

Ubuntu Battery not charging or not detected

Here is question/answer just to help the community. I just bought a new ASUS N750J . I had some issues installing kubuntu. Problems were the CPU FAN always running at full speed, battery not ...
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308 views

Ubuntu 13.04 fan noise [closed]

I've installed Ubuntu 13.04 along with Windows 7 x64, and its fan noise is unbearable (no such noise when operating with Windows 7). Here's the laptop specs ...
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2answers
149 views

My fan is very noisy pretty much all of the time - how do I fix it?

Here is my sensors output: acpitz-virtual-0 Adapter: Virtual device temp1: +54.0°C (crit = +98.0°C) coretemp-isa-0000 Adapter: ISA adapter Physical id 0: +55.0°C (high = +87.0°C, crit = ...
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1answer
26k views

How do I control my fan speed?

I installed Ubuntu 13.10 and the fans are quite loud. I followed the instructions on this forum link and configured lm-sensors then attempted to configure fancontrol. I ran lm-sensors as sudo, it ...
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111 views

Fan velocity at maximum

I have an HP 620 and I've just installed Ubuntu 12.04 with Wubi. The problem is that after a suspension the fan runs at maximum. How can I fix that problem?
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1answer
400 views

Which software controls the fan on Dell Sputnik?

As far as I know Project Sputnik from Dell, it is a developer notebook with Ubuntu installed. This notebook has a fan and some kernel module / driver / user land app to handle turning it on and off. ...
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595 views

Loud fans despite cool system under Linux (but not Windows)

My new desktop computer runs almost silently under Windows, but the fans seem to run on a constantly high setting under Linux. Psensor shows that the GPU (with NVidia drivers) is thirty-something ...