Questions tagged [temperature]

For questions regarding the use of Ubuntu software to control or monitor hardware temperature, such as by controlling fan speed or showing readouts.

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(Advanced) Ubuntu AMD GPU issue (possible overheating/misconfigured sensors/bad driver)

This is my first post. I will try to give as much information about the issue as possible. The post turned out to be a little long, but it is quite detailed. System specs: Processor: i5-4690k Gpu: ...
Refraction's user avatar
5 votes
0 answers
1k views

How to lower the critical temperature of the CPU, so thermal throttling starts earlier

I have an old Laptop with a broken heat sink, which leads the CPU to heat up to 80°C during small workloads, and briefly reaches 100°C during higher workloads (e.g. during system updates and compiling ...
demog's user avatar
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5 votes
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935 views

What is the new equivalent of sensord?

Sensord is a daemon that can be used to periodically log sensor readings from hardware health-monitoring chips to syslog(3) or a round-robin database (RRD) and to alert when a sensor alarm is ...
Rufus's user avatar
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5 votes
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Why is the motherboard temperature is high when idle , but is normal under Windows?

I have a Lenovo y50-70 with the following specs: CPU: Intel® Core™ i7-4720HQ CPU @ 2.60GHz × 8 Graphics: Nvidia GeForce GTX 960M and Intel HD Graphics 4600 I have installed Ubuntu 16.04 beside ...
Sam's user avatar
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4 votes
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What is the difference between thinkpad-isa-0000 and coretemp-isa-0000 temperatures?

After installing lm-sensors, I can run sensors and the output is ucsi_source_psy_USBC000:001-isa-0000 Adapter: ISA adapter in0: 5.00 V (min = +5.00 V, max = +20.00 V) curr1: 3.00 A ...
ignacio's user avatar
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4 votes
1 answer
5k views

Why is Ubuntu 22.04 shutting down unexpectedly?

I recently upgraded to Ubuntu 22.04 and my Dell laptop started shutting down unexpectedly. It seems like my CPUs are spiking to 100%, then shutting down. In many cases I can’t do the most simple task, ...
Rafael Zasas's user avatar
4 votes
0 answers
349 views

Upgrade to 21.10 brings 15-20° CPU temp increase

Last Saturday night, I upgraded from Ubuntu 20.04 to 21.10. In reviewing my logs, I've noticed that immediately upon my upgrade, and lasting since, my PC's CPU temp baseline has jumped 15-20°. See ...
KneadToKnow's user avatar
4 votes
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163 views

Temperature monitoring failure

I have been building a program that records the CPU temperature. I have used the command 'cat /sys/class/thermal/thermal_zone*/temp' to check the temperatures and initially it worked fine. Suddenly I ...
Light's user avatar
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2k views

What is the difference between coretemp-isa-0000 and "Virtual" temperatures?

I notice when I run thinkfan on my laptop, it has no problem running with just the coretemp sensors, but wont run with the virtual sensors. Do I need to include the virtual sensors in my thinkfan....
bubbleblort's user avatar
4 votes
1 answer
599 views

Is it possible to bring these chip temperatures down?

Today I installed kubuntu 18.04 on my laptop, and I'm having some problems with it. One of the problems is the high temperature of two chips. When running the command sensors in the terminal I get the ...
Tofi's user avatar
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Fan noise in LG U460 in Ubuntu 16.04

Today after two days using Ubuntu 16.04 without problems, my laptop started to do a fan noise that's bothering me a lot, the fan is always on, and running as if on peaks , pulsating. I'm trying to ...
Roland's user avatar
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4 votes
3 answers
1k views

Ubuntu overheating laptop

I've had both Ubuntu 14.04 and now 15.10 installed on my laptop and both have caused overheating issues with my laptop. Temperature reach above 80 degrees celsius within the first 20 minutes of very ...
Brandyn's user avatar
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/sys/class/thermal/thermal_zone*/temp and acpitz-virtual-0 repoorted by lm-sensors not changing

I'm using Xubuntu 14.04.3. /sys/class/thermal/thermal_zone*/temp, acpitz-virtual-0 from lm-sensors and acpi -t give the same incorrect results. 27 for thermal 0 and 29 for thermal 1 and they are not ...
hrzhu's user avatar
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Noisy fan keeps turning off and on. How can I configure it better (lm-sensors doesn't detect fan)?

sensors-detect detects my system perfectly: # sensors-detect revision 6209 (2014-01-14 22:51:58 +0100) # System: Acer Aspire E1-572 [V2.14] (laptop) # Board: Acer EA50_HW It detects an Intel digital ...
agnans's user avatar
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18.04: Macbook pro mid 2012 runs very hot

I'm not doing anything but web browsing with Firefox, yet my MacBook Pro (ca. mid-2012) is very hot. I have 8GB of RAM so it's not a problem. There is about 5GB available at the moment. I tried a ...
mikanim's user avatar
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Core temperature above threshold but sensors says temperatures are far way from critical

I own an XPS 9370 and often find the following in my dmesg [40705.581409] mce: CPU5: Core temperature above threshold, cpu clock throttled (total events = 950) [40705.581410] mce: CPU1: Core ...
InvisibleShadowGhost's user avatar
3 votes
0 answers
1k views

Ubuntu 18.04.1 not thermal throttling

I have a asus laptop (X705UDR), and installed ubuntu on it. However, I have some trouble with overheating under load, and after some investigation I noticed that, even when core temps reach 90+ ...
davidv1992's user avatar
3 votes
0 answers
361 views

Why is Ubuntu 18.04 shutting down system?

Ever since I upgraded my main system from a ridiculously old open-SUSE distribution to Ubuntu 18.04, I have had problems with the system crashing on me. Whatever is going wrong takes a while to build ...
kencorbin's user avatar
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3 votes
1 answer
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How do I turn the fan on?

I have a fairly oldish system76 laptop and the fan does not turn on automatically any longer, so the CPU overheats and the laptop powers off all the time. I opened it and cleaned it from dust. I also ...
sds's user avatar
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3 votes
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634 views

Why can no pwm capable sensors be found?

I have just bought an Asus Zenbook UX410U. The fan is very loud and I would like to adjust the settings since the CPU cores are showing to have temperatures of around 37C. I've tried following these ...
Cameron's user avatar
  • 501
3 votes
0 answers
186 views

At what point should I worry about high temperatures?

I just got a new system76 galago pro. It's nice. It has 8 threads and lots of memory. I do a lot of multicore computing in R, and a lot of my jobs are borderline between something that I'd do ...
generic_user's user avatar
3 votes
0 answers
2k views

Thinkpad T420 laptops overheating, but only when on AC power

I maintain two ThinkPad T420 laptops running Ubuntu 16.04 which have both started having overheating issues within the last few weeks. As both computers ran just great for many months before this, I ...
35royan2's user avatar
3 votes
0 answers
2k views

'acpi -t' command does not show thermal information

I am trying to get thermal information for my laptop using acpi -t command. Unfortunately, It doesn't show thermal information. Here is output of the command acpi -V. Battery 0: Unknown, 98% ...
omer's user avatar
  • 188
3 votes
0 answers
748 views

Laptop is too HOT with fresh Ubuntu 16.04 installation

I just made a new ubuntu 16 installation (from Linux mint) and following this guide I made a new partition in which I saved my home folder. Now it works but I get loads of errors at startup and the ...
Riccardo's user avatar
  • 193
3 votes
0 answers
3k views

lm-sensors does not show up cpu temperature

I have an athlon 5370 CPU with Asrock AM1B-ITX board. How can I display CPU temperature with lm-sensors? This is what it shows when I run "sensors" command in terminal: radeon-pci-0008 ...
Daniel's user avatar
  • 31
3 votes
0 answers
1k views

Why are no sensors found?

The "sensors" command reports no sensors found. The following packages are installed: libsensors4/xenial,now 1:3.4.0-2 amd64 [installed,automatic] lm-sensors/xenial,now 1:3.4.0-2 amd64 [installed] ...
FreonPSandoz's user avatar
3 votes
1 answer
2k views

T430 i5 overheating

Heavy overheating - How to stop? I have a ThinkPad T430 running a Intel® Core™ i5-3320M CPU @ 2.60GHz × 4 (IvyBridge) on Ubuntu 14.10. I reinstalled Ubuntu a few weeks ago. While I always thought ...
Joshua Gleitze's user avatar
3 votes
2 answers
1k views

lubuntu 14.04 loud fan - please help!

lubuntu 14.04 sensors output follows... why it says ALARM-CRIT when it's well within range? coretemp-isa-0000 Adapter: ISA adapter Core 0: +79.0°C (high = +84.0°C, crit = +100.0°C) ALARM (...
brwntree's user avatar
2 votes
0 answers
88 views

Case and CPU fans would randomly spin slowly or stopping alltogether

My case and CPU fans would randomly stop spinning, or spin down (few hundred RPM) then stopping completely. It occurs every few days, the most recent event occurred approximately 1hr after resuming ...
Kevin's user avatar
  • 387
2 votes
2 answers
2k views

How can I install or enable support for temperature sensors on 22.04 LTS for AMD's 5825U laptop chip?

I'd like to monitor CPU core temperatures on a Dell Inspiron 16 5625 (which has an AMD Ryzen 7 5825U) but I'm not finding solutions. The source for k10temp does have chip ids for recent (Zen 3) AMD ...
user avatar
2 votes
1 answer
7k views

Optimize thermal daemon

I just discovered thermald for preventing machines from overheating. I'd like some basic suggestions on how to modify the xml configuration file. Below is the one I have at /etc/thermald/thermal-conf....
Py-ser's user avatar
  • 677
2 votes
1 answer
665 views

How to tell which option relates to my temp sensor when using pwmconfig

I'm looking to control my fan speeds in Ubuntu 20.04 based on the liquid temp that is recorded by the temp sensor on my Asus Strix B550-I ITX motherboard. I can make this work with my fan controller ...
El_Birdo's user avatar
  • 121
2 votes
0 answers
215 views

20.04 Random & Frequent Reboots - No detectable reason

We recently deployed some new hardware and since Day 1 have been experiencing random reboots, an a lot of them. I've actually been working at the console and it's just rebooted without any warning. ...
kawami1910's user avatar
2 votes
0 answers
169 views

Ubuntu on ThinkPad: fan not working and "critical temp reached"

I'm using Ubuntu 20.04.2 LTS on ThinkPad L14 Gen 2 (intel). It crashes almost every time compiling a TeX document with more than 20 images. The last few lines of log from journalctl -b -1 -e give me: &...
Rahn's user avatar
  • 81
2 votes
0 answers
773 views

Is it safe to scan nvidia i2c with sensors-detect (lm-sensors)

I have an RTX 3090, and nvidia-smi is able to provide one temperature, however the video memory tends to run hot in this card and this is not reflected by this number. When I run sensors-detect (from ...
user3810965's user avatar
2 votes
0 answers
496 views

Ubuntu show Nvidia Card Memory temperature

Is there any tool to show the current (Nvidia) video card's memory temperature (not core temperature)? Something like GPU-Z in Windows.
JYY's user avatar
  • 121
2 votes
0 answers
1k views

Temperature readings from hddtemp and disks are different

When I run sudo hddtemp /dev/sda I get the following result: /dev/sda: KINGSTON SA400S37480G: 36°C However, at the disks GUI I get a different reading (99°C): Why is there a difference? which one is ...
Bernardo Ferreira Bastos Braga's user avatar
2 votes
0 answers
5k views

Ubuntu 18.04 /usr/sbin/pwmconfig: There are no pwm-capable sensor modules installed

I am using ubuntu 18.04. Notebook 2am E550 With: Intel I5-9400 Nvidia GTX 1050 I already have seem a lot of posts but none of them work. What I've done Installed lm-sensors I've run ...
Destroyeer's user avatar
2 votes
0 answers
72 views

Issues with CPU speed after some time

I've been runing a model called WRF on my laptop, using Ubuntu 16.04. For running that model I use four of the eight cpu cores. Normally the model runs at a rate of 0.05 seconds per time step, and ...
Diego Quintero's user avatar
2 votes
1 answer
4k views

Are my coretemp "high" and "crit" levels BOTH supposed to be at 100.0°C?

My friend said everything is fine, but I just think those levels look a bit weird. Here is the output of sensors: coretemp-isa-0000 Adapter: ISA adapter Package id 0: +36.0°C (high = +100.0°C, ...
bubbleblort's user avatar
2 votes
1 answer
532 views

How to convert "sensor" names to a /sys path?

Programs such as sensor list sensors by name, such as package ID 0 and core 0. However, /etc/fancontrol uses things like /sys/device/.... How do I figure out the path from the name?
b00n's user avatar
  • 21
2 votes
0 answers
232 views

GPU sensors values and behaviour under load

I was checking sensors and it shows this output amdgpu-pci-1c00 Adapter: PCI adapter vddgfx: +0.72 V fan1: 1017 RPM temp1: +28.0°C (crit = +94.0°C, hyst = -273.1°C) power1: ...
Anna's user avatar
  • 151
2 votes
0 answers
306 views

Bad temperature management on X1 Yoga

On my new ThinkPad X1 Yoga running Ubuntu 18.04 with thermald and TLP I noticed very annoying behaviour by the temperature management software: The computer runs hot due to intensive load. The CPUs ...
gTcV's user avatar
  • 129
2 votes
0 answers
393 views

Mac Pro 6,1 is overheating under Ubuntu 16.04

This MacPro computer is used as a server and never shutdown. Sometimes, after some hard cpu intensive usage, or the sun goes on the computer, the MacPro is crashing. Thus I moved it far from the sun....
Brighter side's user avatar
2 votes
0 answers
136 views

Troubleshooting fan issue

I'm troubleshooting high-rpm fans on my Alienware Aurora R3. I need help understanding the fan2 ALARM and temp3 FAULT in the lm-sensors output below. The xsensors temp3 reading is at 262.4. ...
Lynn's user avatar
  • 21
2 votes
0 answers
288 views

CPU temp monitoring tools freezes the laptop

I have a problem running any form of CPU temp monitoring app on my Ubuntu(and same on Mint) on my old Dell Studio 1737(A09). Whether I install psensor, sensors, lm-senors or i8kutils (this last one ...
Beshad's user avatar
  • 21
2 votes
1 answer
1k views

My fan has become crazy!

I just got a serious problem! Today when I turned on my laptop, the fan (I suppose is the CPU or GPU fan) went crazy! I hear the sound like it is spinning at 4000/5000 rpm. The other strange things is ...
Giovanni Giampaolo's user avatar
2 votes
1 answer
2k views

set fan speed on ubuntu 16.04 laptop hp elitebook 2540p

my laptop has some issue with the fan it does not work properly, on windows i used hwinfo 32 to control it manually and set its speeed but it seems impossible on ubuntu. I have been searching for ...
Nilkamal Gotarne's user avatar
2 votes
1 answer
2k views

Unable to read Temperature on my Ryzen 5 1600X

I am running Ubuntu 16.04 LTS and I want to get the Temperature of my Processor, a Ryzen 5 1600X. Sadly, everything I tried didn't work: Psensor, lm-sensor, xsensor - nothing. Can anyone recommend ...
Frank Weiss's user avatar
2 votes
0 answers
955 views

How to make Lubuntu's Temperature Monitor applet report the real temperatures?

Lubuntu's Temperature monitor always reports 40°C and never changes. Resource Monitor reports my CPU hovering between 80% and 98% for about 1.5 days now and Temperature Monitor hasn't changed even ...
takatakatek's user avatar

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