Questions tagged [cpu-usage]

CPU usage indicate how much of a workload is being handled by the CPU.

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Laptop CPU max usage is stuck at 72%

Recently my laptop has been slowing down a ton. I use this laptop to code, browse and use Discord, and it's always been fine until a few days ago. It's a fanless laptop, so it gets hot but it usually ...
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Chrome: How to identify which tab does a subframe belong to?

There is some Chrome tab (but I have too many of them opened) that constantly opens a subframe that takes a lot of CPU. I can see that in Chrome's Task Manager - I sort it by CPU, identify it and kill ...
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Why could there be high power usage, while low CPU and GPU usage?

When I use Zoom (under Windows 10 Pro), the coolers of my Precision 5520 with Xeon E3-1505M v6 CPU begin working very hard and never stop. I decreased Zoom's priority in Task Manager to below normal. ...
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ffmpeg: limiting to single CPU core when encoding h264

I need to reduce the framerate of some H.264 videos in the background without maxing out my CPU (on Linux). Somehow -threads 1 has no effect at all: ffmpeg -threads 1 -i 50fps.mp4 -filter:v fps=30 ...
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Brave Browser consuming a full CPU core, possibly when an update is near

This is very much related to the question: Brave consuming about 30% of CPU out of the blue and the Task Manager does no good. Windows 10 Task Manager processes tab: Windows 10 Task Manager details ...
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My CPU is working on 100% until I open Task manager

I am here because I have a problem. My CPU is working at 100% (while I am idle) until I open Task Manager. When I open Task Manager it shows that my CPU is on 100% and after a half seconds it ...
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Mac Mini is super slow and I can't workout why

I've got a question which is puzzling me! I work for a gym and we have a Mac Mini (Late 2014), 1.4GHz, 4GB Ram. It's plugged into two tv screens. All we use it for is displaying the web browser - ...
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My laptop has heavy CPU load when playing SOME games

I just got my hands on a used Alienware 13 R3 with these specs: QuadCore Intel Core i7-7700HQ, 3400 MHz (34 x 100) , 6MB cache 12157 MB RAM (12 GB) nVIDIA GeForce GTX 1060 (Dell) , 6 GB vRam (DirectX ...
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Over-occupying the CPU by Premier software

Sometimes when I open the Premier software, a large number of my computer CPUs are consumed in vain, but nothing happens in the Premier software, nor does it give any instructions to the software that ...
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Remote Servers Disk Space Report

I have writtern a script which will take the servers details from a text file and export the Disk space, RAM and CPU utilization details for multiple servers and the script is working a expected. ...
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Windows 11 reduces apps CPU load when showing desktop

I have a Windows 11 Pro Workstation on a MSI motherboard with an I9 chip on it. The workstation should do heavy CPU work during hours / days. I monitor energy consumption. Everything is working fine ...
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System interrupts 49% cpu usage [duplicate]

how can I check if its a software or hardware problem? I've tried to unplug all USB ports (mouse, keyboard) but nothing happened. does a bad battery can cause this problem ?
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Getting a lot of x44 temp tasks in my Linux Server

There are a lot of tasks as shown in the below image, Not sure, how and what to do. Due to this there is a 90+% of CPU consumption in htop Anyone can help me out? I am using Apache Server with ...
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Windows 11 high CPU usage on window resizing

I opened Task Manager. When I put the mouse in its window's border and resize the window rapidly, make it bigger then make it smaller and doing this continuously for a few seconds, strangely CPU usage ...
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Windows 11 Alderlake 12900KF at 100% on ALL cores

My new Alderlake 12900KF is running most time at 100% an ALL 24 virtual cores with temperature and fan speed going up as well. Directly after startup everything seems to be fine, but after a while ...
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Windows explorer slow, specifically after opening an archive

I recently noticed my windows explorer drastically slowing down and increasing its CPU usage after having opened a zip, a problem that stays even AFTER having navigated out of the zip. With this I ...
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How can I prevent Windows Defender from using my computer's CPU on Microsoft Windows 10?

I use Microsoft Windows 10. I don't want to use Windows Defender. Therefore I disabled it, but it continues to use my computer's CPU. How can I prevent that? Here's how I tried to disabled Windows ...
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Brave consuming about 30% of CPU out of the blue and the Task Manager does no good

For some reason out of the blue, when I'm browsing, Brave browser suddenly gets stuck consuming about 30% of CPU when it usually does not. So I open Brave's own Task Manager to check if a webpage or ...
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Troubleshooting High System CPU Usage

I have been noticing that occasionally my "System" process is usually a lot (usually 80-90%) of my CPU. This happens when it is just idling or when I am using applications. It will calm down ...
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Is there a way to Allow/Disallow a specific Process with a shortcut on the desktop?

I have a small problem with a process ramping up my cpu to 100% once it starts. The process is neccesary to start for a function to work properly but once it has started, the process can be killed/...
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FFMPEG desktop capture randomly stops streaming to RTMP endpoint. Why?

I am using the following FFMPEG command for desktop streaming to an RTMP endpoint: ffmpeg.exe -report -fflags nobuffer -framerate 30 -use_wallclock_as_timestamps 1 -f gdigrab -thread_queue_size 256 -...
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Cloud VMs CPU usage is suddenly spiking to 100%

There is a cloud VM running an express application on ubuntu. Sometimes, I see that the CPU usage is spiking to 100% for 4 to 5 hours and then comes down. At times, it is definitely at 100% CPU usage. ...
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Wifi disconnects when System process takes lot of CPU

I have Windows 10 in my laptop. Suddenly, the System process is taking up more CPU and also the System Interrupts process starts. When it happens, my wifi connection gets disconnected and it shows &...
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How do I check when CPU or GPU usage exceeds a certain amount for programs on Windows?

I am working with Windows and I am wanting to check when the CPU and GPU usage of a program exceeds a certain amountin order to run a batch script. Is there some way I can do this?
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Merge cpu cores for specific program [duplicate]

Minecraft is an old game that was coded to use only one core, which is bad for performance today, so I was thinking if there is a way to like merge 2 cores for that specific program and make the ...
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Why is my CPU not maxed out? [duplicate]

I have a simple Node script in VS Code that is: instantiating a 300x300x300 array of booleans, initializing every element to false iterating through the array to flip true/false depending on a ...
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Why do i have so many processes spawned with the same name? [duplicate]

How come so many processes exist with the same name for basically every application on my system? Spotify, Firefox and other apps all do this and sometimes opening a few additional tabs means that my ...
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Does git cause Windows 10 Explorer to hang with 100% one-core usage, usually inside zip files, since the Dec 2021 update?

Since the Dec 2021 monthly update on two different machines with Windows 10 I have seen the same behavior: entering a zip file file from Explorer results in 100% one-CPU-core usage that persists until ...
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How can I stop Ubuntu 20.04 from restricting my cpu space?

After installation of Ubuntu 20.04 everything was working well. However, after installing and using some applications (Matlab and Matlab/Dynare) Ubuntu seems to limit my cpu usage. I use openMP and a ...
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A process inside "System" causes periodic slowdown

I've read some other pages but most of them describe the process taking massive amounts of CPU constantly. I've encountered this on pretty much every computer that has been with me for a long time, so ...
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The task manager is completely crazy. The math doesnt even add up to the complete CPU or CPU usage

As you can see, the math doesn't even add up to the actual usage This has been happening ever since I have been using my monitor on my laptop. Please do help.
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Unjustifiably high CPU usage after plugging in charger

I have an HP Pavilion gaming PC.  Two weeks ago this started happening: Every time I plug the charger, the CPU goes to 100% for no reason.  It used to be a one-time thing and could be fixed when I ...
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High CPU in windows explorer

I'm getting a high CPU usage with Windows 10 file explorer even without file explorer open. I've run malwarebytes, checked its not built in zip functionality, nor Intel Optane pinning. Procexp doesn't ...
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Stop Google Drive for Desktop Hogging CPU after Boot?

Every machine in my office has the google drive client taking upwards of 90% of CPU resources after boot/restart.This causes extreme system slowdown and effective downtime. When I kill & restart ...
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DPD webiste using almost 100% of CPU

Currently sat in the DPD Live chat page waiting for someone to respond. But my PC is at its limit... Thought something was wrong when I heard the fans ramp up to full, checked task manager and Chrome ...
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Power usage in Task Manager says "very high"

I am running the next parts: SMPS 750W Ryzen 9 3900x RTX 3060 24 inches led monitor These parts are connected to 600 VA ups and wherever I run a software I see my power usage shoot up very high and ...
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CPU Stays at 25% Sometimes - Immense Lag

When I run heavy applications such as a game or multiple instances of something, my computer lags a lot. My task manager only shows that I am using 25 percent of CPU (keep in mind that all of the cpu ...
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Pinpoint cause of sluggish computer

I have a brand new Windows 10 laptop. I use it only for mainstream office programs. Despite top-of-the-line hardware, the laptop feels sluggish. It gets really hot despite sitting idle, and the ...
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PC Not Utilizing All Logical Cores Equally and a Process is Talking a Long Time to Complete [duplicate]

This picture below shows my cpu usage while I am running a process: This process has been running for hours. As you can see in the picture, only 4 logical cores are running hard, while the rest is ...
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3 answers
2k views

"System" process High CPU usage (ntoskrnl.exe)

From time to time the system process takes a lot of CPU, this causes my computer to freeze and lasts for a few seconds (5-10s). Mostly happens when playing games, while playing it happens every few ...
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Google Drive using huge amounts of CPU

I have a similar issue to the ones discussed here and here , but those threads are several years old and I was hoping that there are new fixes. I switched from Filestream to Google Drive recently. ...
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2 answers
2k views

CompatTelRunner.exe is causing 100% CPU usage

Since my last Windows 10 Update, CompatTelRunner.exe is causing 100% CPU usage after Windows start. This results in not being able to use my computer for a long time. How can I fix this? Windows OS ...
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Load average is high, CPU usage is low, what's going on?

I'm running Docker on a RPi3B+, with only 4 containers so far: Portainer, PiHole, NGINX Proxy Manager and its database. Some slowdowns (a delay after entering a command on the CLI) have caused me to ...
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Windows - Long freezing busy process after restart following sudden turn off

I've accidentally snapped my Windows because of power issue while playing a video from a locally remote computer. After booted again it first prompted me whether I want to fix or restart. I chose to ...
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CPU being used up by some background process

I have a fairly new windows 10 laptop that I've been using, and today it was running very slowly. I opened up my task manager and found these background processes that are collectively taking up ...
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MacBook is laggy when switching apps

On my MacBook I experience lags when switching apps or when the debugger hits an exception/breakpoint and brings my IDE to the top. The CPU usage is quite low, as you can see in the following image. ...
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Any way to compute watts a processor is using?

I have an Intel 10900 (non K and non F). The TDP is listed at 65 watts however my understanding is that this is the max heat generated at the baseline clock which is 2.8 GHz. My processor is running ...
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Using only 50% of CPU in Acer one 14 Z422

The above image did not take while running CPU-hungry applications. I am using Acer one 14 Z422. I installed Windows 10 pro. Updated to 21H1 update and installed all optional updates. The base ...
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315 views

High CPU usage by ntoskrnl.exe!KiStartSystemThread

I have noticed that from some time my system is freezing and its probably caused by the high CPU usage which is caused by the system process. I have installed Windows Performance Toolkit, and here's ...
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2 answers
730 views

High memory usage, but low CPU usage?

I´m trying to merge large data frames, using R. My computer CPU has 3GHz intel Core i5 Quad-core, with 8GB RAM. I´m using the Reduce function, I´m not using a loop. All data frames are in a list, ...
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