Questions tagged [cpu-usage]

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

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Windows cmd dir hogging CPU

I have a couple of these "Windows command Processor" (cmd) running a dir command and taking 10-15% CPU constantly, heating everything up and well hogging CPU. I also see findstr running ...
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HPING3- Resource Consumption

Setup: I have a virtual box of kali installed and i am attacking my windows machine. Usually on launching a hping3 SYN flood attack, the cpu utilization spikes to very high levels even touching 100 ...
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1answer
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100% Cpu Utilization

the 100% cpu load is very annoying and make the device run hotter weather its a desktop or laptop also the programs crashes with weird bug . i have a Lenovo laptop G500 with windows 8.1 x64 bit ...
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49 views

High CPU load average, yet 20% idle time

I am running a very multithreaded program on a 16-core ARM computer powered by Amazon Linux 2, and I'm trying to figure out just how CPU-bounded it is, versus bounded by other factors. This computer ...
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23 views

CPU hitting 100% usage at every new task

So it's been a while since I upgraded my HDD to an SSD, and my disk is no longer the bottleneck. But for the past few weeks my CPU hits 100% if I open any new task. It doesn't matter what I open, I ...
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processor running continuously at 100%

HP elitebook 840 G3 windows 10 pro 64bit PROCESSOR (i5 6300U) processor continuously runs at 100% key services: HP network prioritizer  ~27% - very high power requirement MS Windows search protocol ...
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1answer
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Getting Blue Screen code(“Driver Power State Failure”) when updating or installing windows 10 and High CPU usage

Edit: Fixed the issue The issue was of incompatible hdd caddy. Changed the caddy for a new one. The blue screen error and the System process using too much cpu both got fixed. Whenever I try to update ...
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43 views

Explorer.exe using 10% CPU constantly

Searched the internet for any clues, but unfortunately they were mostly related to SHcore or ntoskrnl and I think my sample is kind of different. After some time of using PC explorer.exe goes nuts and ...
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System process constantly between 20-30% cpu usage

I've reinstalled Windows 10 onto my Acer Aspire V5 laptop and have noticed that it starts to get laggy - where I'll move the mouse/type/click on something and it will take a few seconds to respond. I'...
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CPU max utilization limited to 1/N CPU’s for MOST multi-threaded Apps on any Win OS : WHY?

I understand multi-threading and tasking to some extent but know that outside of the OS, most Windows Apps are limited to using only 1/N CPU’s for averaged max. utilization. That is 50% for a dual ...
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1answer
38 views

Find process running in CPU core Win10

I have a multi-core Win10 machine. Some process consumes 100% CPU in a core, while overall CPU consumption remains low. I can identify the core - but not the process running in it. Need to figure out ...
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Windows computer with contradictory CPU readings

Disclaimer before I begin: I'm giving tech support to my father in a different country over Zoom, so I don't have easy access to his computer, and I may take a while to respond to further info ...
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1answer
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Chrome behaving differently on two identical VM

I'm currently using two different VPS which are made of the same components. -On those two VPS the same amount of tabs are oppened with the exact same extensions and the same chrome version. -One of ...
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1answer
751 views

Very high cpu usage for trivial task | Windows 10

Normally I do not post such question but this is a serious problem which I have found nowhere on internet. I will attach all necessary specs in image below as well as the key problem. So the problem ...
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0answers
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How do I prevent two different programs running at the same time?

I have two quality programs Macrium reflect, and Zoomtext 2021 on the same laptop. Both work fine separately, but if Zt.exe and ReflectMonitor.exe are running simultaneously CPU usage is too high. How ...
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Google Compute E2 Increased CPU Usage Over Time

Is there a known issue for E2 CPU's regarding unexpected increase in CPU usage over time? I have replicated this multiple times already, and even for idle VM's. This is very critical, it is slowly ...
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How to obtain report of CPU and GPU installation date, uptime hours, overheating errors? [closed]

My Question In brief: How can I obtain CPU and GPU installation date, usage history and errors report through windows 10 events logs, or command output or system tools or even through 3rd party ...
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Why is folder deletion not parallelized?

When I Shift-delete a big folder, I see the following CPU usage: Not all boxes are used. Is this inefficient? This seems easily parallelizable to me, through divide-and-conquer. I tried manually ...
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29 views

Command line list processes using most CPU

I am looking for a command line tool / script to periodically capture and store the total cpu usage percentage and processes that are taking most of CPU, similar to sysinternals process explorer ...
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1answer
54 views

Why does my CPU load often drop from ~90% to normal instantly after opening the task manager?

I have noticed this pattern quite a lot during the last few months or so. When I'm doing low-load tasks like writing emails, reading wikipedia or editing my timetable, the CPU fan will suddenly start ...
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1answer
50 views

Verify logic: low base clock speed - CPU boosting = CPU Longevity?

Can Someone verify my logic here. Planning on buying a new laptop in the coming weeks - and expensive one, hoping it will last a long time. I'm planning on buying low base frequency CPU 1.8 - 2 GHz ...
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Even with a NEW pretty powerfull pc, its slowing down really hard

So, the thing is, even with a ryzen 7 3700x and 16gb 3200mhz ram, its really slow for some reason( except games, its still pushing 180 frames in rainbow six for example) but in random stuff like using ...
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124 views

Why does my CPU utilization differ in Hardware Monitor and Task Manager?

My computer is extremely slow right now; after running CPUID HW monitor, this is the screenshot: Here is another screen shot. I am looking for value of CPU fan to see if it's detected by the software ...
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Linux high cpu usage - htop shows 90% to 100% cpu usage

I installed a fresh Manjaro Linux on my laptop and it works okay but I noticed high CPU usage when i ran the htop command. One of the cores were constantly busy near 100% and the 2nd one was around 90%...
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1answer
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Why isn't my CPU being fully utilised for large video conversion/rendering tasks?

I bought a 24-core processor (AMD Ryzen Threadripper 2970WX) for CPU-intensive workloads like converting large media files and rendering video effects. But it generally uses only 35-55% of the total ...
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1answer
34 views

Is it faulty RAM or CPU

I stream on twitch and recently I started getting BSoD. I though I had virus or something so I reinstalled windows. That didnt work... Next I opened my task bar and checked for any high usage programs,...
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1answer
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Find out which files a process is writing to

I have this very annoying problem with Firefox for months where its CPU usage jumps to over 24% after a while when idle. Any official troubleshooting has lead to no positive results (tried to reset, ...
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1answer
29 views

Beeps on startup PC runs normally

im trying to decode those sounds from my pc. My pc runs normally but games always have 100% CPU usage regardless of the graphics settings. Is it some CPU or RAM related problem? beeps video https://...
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I am getting high CPU usage after inserting HDD using caddy inside my laptop

I brought a new laptop 3 three days before. Its constantly showing system is taking 15-25% CPU usage and system interrupts is taking 5-12% CPU usage. The fan of the laptop is making a constant noise ...
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62 views

How can I troubleshoot high sys cpu usage in Debian Buster?

How can I find out which process is causing high sys CPU usage? According to top, sys cpu usage often stays at about 60%, with user CPU usage at about 10%, and nice CPU usage at the balance, giving ...
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9answers
10k views

Is copying a lot of files bad for the CPU or computer in any way?

I'm using my laptop to copy a couple of harddrives to other harddrives. My laptop will probably be crunching through 20 TB of data... I'm wondering if this will affect my CPU long term in any way. And ...
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ngen.exe uses 60% CPU

ngen.exe in Process Explorer Sometimes, out of the blue, my Laptop starts using up to 60% CPU for a while, 15 min or so or more. It turns out, that there is a process called ngen.exe which keeps ...
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796 views

CAD workstation draws ~200 WATTS but constantly crashes with a 750 WATT PSU. It is stable with a 1000 WATT PSU. Why?

I have a CAD rendering workstation that barely ever draws more than 200 WATT (and then only when under extreme CPU load from doing multiple simultaneous CAD renders), but it frequently crashes when ...
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100% CPU usage in Linux server and Postgres database

I'm using a Linux server (Ubunto 18.04) that hosts the Postgres database. PostgreSQL makes CPU Usage up-to 100% and sometimes the related web site is down and after server restarting the site turns to ...
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Why the load is high in my RHEL even though the CPU utilization is not high?

I am using RHEL8 with 16 core CPU and 32 GB RAM. When I run the top command, I see the load on the system is pretty high - 33 However, I see only 1 CPU is running to its full and all other CPUs are ...
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4answers
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CPU Speed stuck at 0.78 GHz, How do I increase it to its base speed of 2.30 GHz?

My 1yr old laptop, HP Pavilion 15 has it's CPU, Intel i5-8300H stuck at 0.78 GHz whenever it's plugged and charging, and the moment I remove the charger plug or switch it off, it increases suddenly ...
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1answer
165 views

Is there a reason Windows Modules Installer Worker uses only one cpu core?

It is well known that Windows Modules Installer Worker (windows update) does not really care about resource efficiency, and just takes whatever cpu %, ram and disk usage it wants. I suppose I already ...
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21 views

Windows: kill/pause a process/programm as soon as another programm is startet

Im automaticly syncing my changed files via onedrive. This is great to automaticly backup files but oftentimes it uses more than 20% of my CPU. Now im working in another very CPU intensive programm ...
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2answers
82 views

Disabling Java Script in all Firefox tabs but the current one

I am running Firefox 81 under Ubuntu 20 LTS. I need (like) to have huge number of tabs open. The problem is that JavaScript in all these background tabs is still running which adds up sometimes to 40% ...
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1answer
101 views

Why is my laptop’s CPU not running at base speed and underclocking itself?

I noticed my laptop performance dropping so I checked the CPU cores speed and found out it is underclocking as you can see also when I put the CPU on stress it is not changing not even going to 100%. ...
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Change Pulseaudio Log Priority

Hows it goin? I've been dealing with Pulseaudio logs using serious CPU 30-40% at idle the most demanding process running. its /usr/bin/pulseaudio --daemonize=no --log-target=journal I've googled and ...
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21 views

Unknown process in Ubuntu running two cores at 100% load [duplicate]

I have two different computers, running Ubuntu 18.04 Both computers have two cores running at 100% for process that I do not know of.
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2answers
46 views

Laptop fan speeds up after 10 minutes of inactivity

My laptop's (Lenovo Legion Y520) fan starts running fast after 5-10 mins of inactivity out of nowhere. When I open up Task Manager, the CPU utilization seems around 25-30% and then drops to ~6% in 2-3 ...
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1answer
721 views

System process causes 10% CPU usage when doing nothing

So I have a MSI laptop and about 2 days ago when I opened Task Manager I noticed a surge in CPU usage even when I'm doing nothing. Process Explorer Can anyone help me what caused this problem and ...
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1answer
48 views

Why doesn't “System Idle Proccess” make cpu hot and consume power?

I recently found out that there is a proccess called "System Idle Proccess", which takes all of the CPU time while it's idle so that the computer doesn't crash or freeze. Why doesn't the CPU ...
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1answer
31 views

High CPU & MEMORY usage during online video play

I have multiple questions related to high CPU and memory usage during play of live video in internet. Problems: CPU at 100% and RAM at 90% during playing online video like Amazon Prime, ZEE5, Netflix. ...
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Why is Firefox CPU usage high?

I have uBlock Origin and Privacy Badger installed, in addition to several other add-ons, on both Chrome and Firefox. Firefox uses much more CPU on Reddit's homepage than does Chrome. (I do not know ...
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Would the “App history” in task manager record app history correctly after the computer was restarted due to blue screen of death?

E.g. I was using an application before the BSoD show up. Would the CPU time of this application as recorded by task manager be less than it actually is? I am using windows 10.
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59 views

high CPU Load but ID is low

Server CPU Load shows high average LOAD but the id usage is very low. Mysql Connection are low also. Any idea? OS Centos 7.8 ( CloudLinux )/ Cpanel uname -r 4.18.0-147.8.1.el7h.lve.1.x86_64
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630 views

How can I see the CPU utilization of one single process (by PID) on windows 10 command line?

When I run the task manager on Windows and look at the processes, I see that one of my chrome processes take up about 15% of CPU utilization and basically blocking all other Chrome windows from ...

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