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Questions tagged [temperature]

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How to know if CPU fan is ending his life?

I have laptop Dell Inspiron 15 5570 (I'm not using GPU only build in Intel graphic card) and have this issue: I have this output from dmesg: [170178.959009] CPU7: Core temperature above threshold, ...
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1answer
44 views

How do you find out if a linux machine overheated before the previous boot and was shutdown in Debian?

Today I was working on a remote machine (the likes of which I'll likely never see), and it was hung, so I told the user to restart it. The machine came up again, and I ssh'd into it, but as soon as I ...
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1answer
156 views

Adjust fan speed via Fancontrol according to hard disk temperature (Hddtemp)

How can I adjust fan speed according to hard drive temperature via Fancontrol?
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1answer
124 views

NMI watchdog: BUG: soft lockup lm-sensors

System board: PCEngines APU2C4 uname -a Linux demobox 4.9.0-0.bpo.8-amd64 #1 SMP Debian 4.9.110-3+deb9u5~deb8u1 (2018-10-03) x86_64 GNU/Linux I am experiencing an issue with a specific system board ...
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1answer
222 views

CPU temperatures in linux: throttling or wrong reading?

Using a Lenovo Legion Y520 with i7-7700HQ (base clock 2.8Ghz) and GTX 1050. I'm getting CPU overheating warnings in linux and it's affecting my performance in games (found in Payday 2 and CS:GO). I'...
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sensors reports negative CPU temperature for Ryzen

sensors used to work well for me but since upgrading to a Ryzen 2700X the readings don't make sense. nct6779-isa-0290 Adapter: ISA adapter Vcore: +0.56 V (min = +0.00 V, max = +1....
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1answer
558 views

Ryzen/Threadripper temperature sensors: Which senors are related to which kernel modules and how to enable them

What sensors I can monitor on my AMD Threadripper 1950x on an ASRock x399 Taichi mobo under Linux. It was announced last year that temperature monitoring was working for Ryzen processors and that was ...
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246 views

Thermald throttle unsupported CPU after certain temperature using coretemp

I have a Samsung R519 notebook running Arch Linux 4.19.2. The CPU is an Intel Pentium Dual T3400 (2.16GHz). The CPU often hits its thermal critical level and shuts down during heavy workloads. Fan is ...
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1answer
394 views

AMD Ryzen 2600 temperature [closed]

I have installed it87 module and here is my sensors output asus-isa-0000 Adapter: ISA adapter cpu_fan: 0 RPM it8665-isa-0290 Adapter: ISA adapter in0: +0.65 V (min = +1.12 V, max = ...
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2answers
75 views

How to find the hexadecimal address of temperature sensor?

I'm trying to utilize a script (acerfand I believe) to my version of Acer Aspire One laptop to control fan on/off at certain temperatures. To work properly it needs values from temperature sensor. How ...
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0answers
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HWMon interface for I2C thermal device (TMP102, 3.10) - missing sysfs files

I am trying to get the TMP102 kernel module functioning on an x86_64 machine running CentOS 7.6 (kernel 3.10). The system has 3 TMP102 sensors attached to an I2C bus (Designware I2C adapter). When I ...
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227 views

100C CPU temperature in Ubuntu's “sensors”, but 39C in BIOS, which one is correct?

I have MSI x470 gaming motherboard and AMD Ryzen 2600x and running Ubuntu 18.04. The issue is, when I type sensors in the terminal it gives me output on CPU temperature to be 90-108° C (only ...
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1answer
47 views

pwmconfig and psensor linking temperature sensors?

When you set up fancontrol using pwmconfig, the temperature sensors come with names such as "hwmon3/temp5_input" whilst in psensor they come with more descriptive names such as "CPU" or "Core1" etc. ...
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0answers
40 views

GPU Temperature Applet interfering with GPU function

I have a dual booting PC (Mint 18.3 with Windows 10). My graphics card is a NVIDIA GeForce GT710. While using Linux, I noticed that the GPU Temperature reached 57-60°C with simple Internet browsing (...
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108 views

How to reduce CPU consumption of QWebEngine?

I wrote an app in Qt using the QtWebEngine component to display a simple Web page with SVG elements on a 7" LVDS screen. The app is running on a UDOO Neo board and over a custom Linux installation ...
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1answer
2k views

Set critical CPU temperature for thermal throttling

According to sensors, the critical temperature for my CPU cores is at 100°C. When using my laptop it never goes above 95°C (So either my sensor is defect or thermal throttling is set to a lower value ...
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1answer
807 views

How to fix ACPI / thermal errors on Dell Inspiron 5770 running Debian sid?

I have a Dell Inspiron 5770 that is running Debian unstable (sid). I get the following errors upon boot: [ 0.048160] ACPI Error: [_SB_.PCI0.RP05.PXSX] Namespace lookup failure, AE_NOT_FOUND (...
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56 views

hard disk high temperature and frequent access while idle

I have bought two WD Gold 4TB and installed debian sid with kde on a single RAID1 partition, md0: # cat /proc/mdstat Personalities : [raid1] [linear] [multipath] [raid0] [raid6] [raid5] [raid4] [...
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0answers
125 views

Fan / thermal control for Dell M3800 with Debian

I installed Debian 9 Stretch to my Dell Precision M3800 and it works beautifully.... except for thermal control. If I lshw, I get this: *-generic:1 UNCLAIMED description: Signal processing ...
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1answer
235 views

Why is the cpu temperature different on screenfetch and xfce4-sensors and lm-sensors

When I run screenfetch my cpu temperature is always shown higher than what xfce4-sensors show. note: xfce4-sensors and lm-sensors output the same temperature so I omitted lm-sensors. Here is a ...
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3answers
3k views

Monitoring CPU and temperature

I'm looking for some interfaces to monitor the use of the CPU and the temperature, i have already installed lm-sensors for temp and htop for CPU but i want something that shows them always in real-...
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1answer
446 views

Which is better, High CPU % with Low Frequency or the opposite? [closed]

January 15, 2018 update I created a 90 second Conky .gif showing "normal" behavior during start up: A few seconds after boot I start Conky. A few seconds later I start Peek which begins recording ....
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1answer
526 views

How to get chip name for lm-sensors

I'm trying to get the current fan speed of our Ubuntu 14.04 Server. The fans are extremely loud so I assume there is something going wrong. I already installed lm-sensor But it says it needs to know ...
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1answer
2k views

How to display CPU temperature in bash prompt?

Inspired by this answer, I added the following code to .bashrc: get_cpu_temperature() { CEL=$'\xc2\xb0C' temp=$( cat /sys/devices/virtual/thermal/thermal_zone0/temp ) temp=`expr $temp / ...
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2answers
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CPU overheating on Linux, but not on Windows, while doing the same things

I can clearly hear the fans (there are 2 of them) inside my laptop spin more on Linux Mint 18.2 Cinnamon 64-bit with kernel 4.10.0-37-generic, but any kernel I've tried for that matter, than on ...
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2answers
1k views

Fan speed is not constant

I'm using Dell Lattitude 5480 and I think that I have a problem with fan speed. For example : CPU gets to the temperature around ~75 C -> fan starts to work as fast as he can Then temp goes down to ~...
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0answers
529 views

Why my fan speed is constant in fedora?

I am just using fedora for almost 3 months on this laptop, and just noticed that my fan speed is not increasing even the temp is so high, I can't remember if it is already happening before the upgrade ...
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1answer
606 views

Reasons for high Memory Temperature?

I've installed sensors to measure the temperature of different parts of my machine. I did run sensors-detect and accepted all default options. I would like to know what SODIMM means, and whether ...
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0answers
39 views

Could Fedora mess with removed PCIe devices?

As I asked on this thread Fedora cause SSD to heat up even though it is not mounted my SSD heat up badly when I'm using Fedora even though it is not mounted. I got the answer that something is still ...
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2answers
209 views

Fedora cause SSD to heat up even though it is not mounted [closed]

I recently installed Fedora 26 on my laptop: Lenovo Legion Y520, in the HDD (the laptop has 256G ssd +1T hdd). When I use Fedora, the temperature of my SSD rise high(70c+, much higher than when using ...
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544 views

Manjaro temperature file

I would like to read my CPU temperature with PHP, but I cannot find the relevant info. What is the correct path to the CPU temperature monitor on manjaro linux?
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1answer
218 views

Why are there “skipped” temperature entries in the SCT Temperature History output?

To take a look at the temperature history in on my SSD, I used the smartctl -l scttemphist command. The output says that it is skipping lots of entries. Why is it doing this? I don't think that it ...
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3answers
2k views

How can I fix a loud fan on Linux?

When I turn on my Dell desktop, it starts up just fine (quiet), then the fan kicks in super loud and is consistent even when the operating systems goes into standby mode. How can I diagnose a fan's ...
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1answer
910 views

Get the CPU temperature on poky linux

I'm monitoring the performance of an ARM-based embedded device which runs poky linux distro (from Yocto project) which contains OpenEmbedded build system. I need to get the CPU temperature time and ...
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483 views

lm-sensors crazy?

My PC is new-built by me so I could mess it up probably... however, sensors showing me many alarms I have no idea why. do I have any problems? very scared of this line AUXTIN3: +90.0°C ...
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1answer
5k views

CPU temperature in i3 statusbar

I have Ubuntu 14.04. I am using the i3 window manager and want to display CPU temperature in the i3-statusbar. Folder /sys/devices/platform/coretemp.0 does not exists and neither does /proc/acpi/...
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805 views

Linux overheats on Macbook Pro 12,1 (Early 2015), but not on Asus laptop

I recently bought a Macbook Pro 13" Early 2015. I was successful in installing Linux Mint 18.1 Sarah and everything worked fine but the Macbook Pro started overheating. Idle CPU temperature was around ...
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0answers
405 views

Find processes causing the fans running

During years, I have found it very difficult to have control over my laptop fan. I tried many times reading various manuals, scripts, settings and nothing worked. So I would like to try it another ...
2
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1answer
2k views

Host CPU temperature within KVM guest

I am trying to use lm_sensors to detect the host CPU temperature in KVM guest. In the host, with the x86_pkg_temp_thermal kernel module inserted, the sysfs interface /sys/class/thermal/thermal_zone*/...
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5answers
4k views

How do I append/prepend a timestamp to grep output?

I am running a small linux server at home, and I am writing a script to log the temperature of the CPU cores every 5 seconds, but I need timestamps for it to be useful. So far I have something that ...
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1answer
746 views

Laptop running hotter on Mint than Windows

I've recently installed (dualboot) Linux Mint 18 on my Sony Vaio svt15115cxs and noticed that it's running louder than on windows, so I checked the temps, and found, that while under load (eg. ...
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1answer
4k views

discrepancy between number of cores and thermal zones in `/sys/class/thermal/`

I have an Ubuntu 14.04 system with 8 cores: $ cat /proc/cpuinfo | grep ^processor | wc -l 8 Yet, I see 11 thermal zones under /sys/classes/thermal: ls /sys/class/thermal/thermal_zone* | wc -l 11 ...
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2answers
6k views

Monitor temperature/IO of NVMe drive

Is there a way to monitor temperature or reads/writes of and NVMe drive (in this case Intel 750). hdparm, udisksctl, smartctl, and hddtemp all seem to lack this capability, google searches have been ...
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0answers
471 views

Why is my cpu overheating when i use i3wm?

I've got a laptop running linux mint cinnamon 17.3 I'm currently playing with/learning/considering to switch to i3wm. When I'm on cinnamon, the cpu temp is around 40-45°C (104 - 113 F) But when I use ...
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2answers
4k views

Does Linux typically log system temperature data?

Do mainstream Linux distributions typically log system temperature data, e.g. CPU or HDD temperature? If so, where can those logs be found?
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0answers
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FreeBSD throttle cpu clock on high temperature

I'm using a laptop with bad cooling system, so my CPU sometimes hits very high temperature, and linux kernel is able to throttle cpu clock to cool it as I can see in dmesg: [22612.245243] CPU3: Core ...
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1answer
2k views

Kernel panic – not syncing: Fatal machine check on current CPU

In the latest few weeks, my machine rebooted a few times with this kernel panic error. It's a fedora 21, Linux 4 machine on an AMD E-350 APU. I didn't observe any pattern. When I reboot, the BIOS ...
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2answers
4k views

Critical temperature reached - don't shut down

In my syslog I had: thermal thermal_zone0: critical temperature reached(102 C),shutting down I lost data due to this. I would much rather that the system: suspended to RAM, or lowered the clock ...
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0answers
156 views

How to reduce temperature of my Toshiba with Slackware?

I have a Notebook Toshiba with Slackware 14.1 64bits $ lspci: 00:00.0 Host bridge: Intel Corporation 3rd Gen Core processor DRAM Controller (rev 09) 00:01.0 PCI bridge: Intel Corporation Xeon E3-1200 ...
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0answers
210 views

CPU always at 80°C while the system is idle

My system is quite unused at the moment: %Cpu(s): 10.3 us, 3.1 sy, 0.0 ni, 85.9 id, 0.7 wa, 0.0 hi, 0.0 si, 0.0 s but still the temps sensors give me are quite high: acpitz-virtual-0 Adapter: ...