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Questions tagged [cpu-load]

The system load is a measure of the amount of work that a computer system is currently performing.

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strange process take a lot of CPU ! virus?

I have Ubuntu 22.04 server, running Apache, MariaBD, PHP, and a web app, facing to the Internet. Recently, the server always run 99% CPU, top command give the output as attached picture below. The dev ...
general2000vn's user avatar
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CPU Throttling on Ubuntu 22.04 (ok on 20.04)

I've made a fresh install of Ubuntu 22.04 on Lenovo Yoga X390 (previously using Ubuntu 20.04, which worked satisfactorily for a long time). The hardware configuration didn't change; the CPU is i5-...
Piotr Czekalski's user avatar
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465 views

Very high system load on Ubuntu 22.04, probably related to mounting Samba/CIFS shares and kernel 6.5.0-15, why? Problems started in January 2024

The short version: I have a very high system load (load is 17 with 4 CPUs), and cannot pinpoint the reason, on a 22.04.3 system with kernel 6.5.0-15-generic. But it appears to be related to the number ...
Trololo's user avatar
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rygel and tracker-extract-3 load one cpu thread on 100%

I'm worried about these two processes because they cause my water cooling to work almost at maximum, and it is very noisy. The system was not modified in any way except for installing a vlc, pass, ...
korolipliaja's user avatar
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Dock extension causing high gnome-shell CPU usage

I am running Ubuntu 22.04.3 LTS on a Dell XPS13. Ever since upgrading to 22.04, I've had trouble with gnome-shell using excessive amounts of CPU (upwards of 80-90%). In order to pinpoint the problem, ...
Pentaquark's user avatar
8 votes
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2k views

constant CPU usage by gvfs-udisks2-volume-monitor

since more than one month I see this process "gvfs-udisks2-volume-monitor" using one of my cpu-cores constantly between 25 and 50 %. I'm running Ubuntu 22.04.3 LTS on Linux 6.2.0-35-generic, ...
ristein's user avatar
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1 answer
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High CPU usage (gnome shell, firefox)

This is a 4 cores 8 threads cpu machine which i monitor with Htop, Ubuntu 22.04, updated. Firefox is opened with a LAARRGGE number of windows and tabs (do not ask how many); Thunderbird is running, ...
user892837's user avatar
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669 views

Ubuntu 20.04 using full CPU usage

I have strange issue from last one day my ubuntu server machine using 100% of CPU resource, htop shows service gsd (gnome service daemon) is using full CPU. Please confirm which service it is and how ...
Fareed's user avatar
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150 views

Ubuntu 22,04 server on digital ocean - daily spikes. why?

Once a day,for about an hour, cpu usage approaches 100% and disk i/o is about 400MB/sec (read). I will generate and analyse some performance metrics, but wonder if someone knows the answer to this off ...
howardpa's user avatar
1 vote
1 answer
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CPU overloads with fans running high speed when laptop is plugged in to the power

I have a MONSTER TULPAR T7 V20.5 laptop(a foreign brand). I have Ubuntu 23.04 installed with the kernel version of 6.2.0-20-generic x86_64. The problem is CPU overload when the laptop is plugged into ...
virtuous's user avatar
10 votes
2 answers
18k views

Firefox: "isolate+" process CPU usage 100%

I have a completely new Ubuntu install with Firefox. When browsing on my usual sites, I get over 100% CPU usage due to the process "isolate+". Google has been completely useless. I have ...
ahermann's user avatar
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2 answers
233 views

How to troubleshoot extremely high load averge (over 550)?

I am Ubuntu 18.04 user, running in OVHCloud Datacenter for 3 years with PHP Application and Mysql server on it. For 2.5 years, everything was ok, but in last 6 months i have strange issuee: Every 4th ...
MaxIT's user avatar
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1 answer
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Using ERGO WO2-CRC9 USB Modem/Roater make my laptop very hot and power-consuming

I'm LUbuntu 22.04.2 LTS user. When I insert ERGO LTE USB Wi-Fi router WO2-CRC9, the laptop (HP Probook) stays very-very hot independently on the current load, the fan runs continuously, and the ...
v_mil's user avatar
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Chrome and Firefox max out CPU usage after recent update, rendering computer unusable

I have system that is several years old and has been running well. A while ago I updated the OS 20.04.5 LTS and things still seemed pretty good. More recently I approved a normal suggested update that ...
gearhead's user avatar
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pmd high CPU usage

For a couple of days my laptop has been consuming a lot more power than before, noticeable by how fast the battery runs out when not plugged. This is matched by periodic (~20-30s) fan noise spikes ...
antonro's user avatar
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Gnome shell uses excessive amounts of CPU?

I'm running Ubuntu 22.04LTS, with only the Built-in extensions (i.e. Desktop Icons, AppIndicators and Dock) installed. Since updating to 22.04 I noticed that my mouse would begin to stutter frequently,...
Emil_M's user avatar
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High CPU usage after Nvidia driver update in 22.04.1 LTS

I recently updated the OS on my Lenovo ThinkPad P51 from 20.04.3 LTS to 22.04.1 LTS. Everything was working normally after the update, except that a particular graphics-heavy website wasn't working ...
Salda007's user avatar
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after changes in CPUQuota my system became very slow

I changed the CPUQuota=50% so that my system could use mimimum CPU resources but due to these changes my system became very very slow could anyone please help me to revert these changes and bring my ...
Anup Ganvir's user avatar
6 votes
4 answers
5k views

check which process cause high cpu utilization in last 24 hours

Is there any possible command or way to check which process caused high cpu utilization in last 24 hours , because last night at 11:30 pm date:-30-nov-2022 we got alert that cpu utilization was high , ...
Nitesh Mandal's user avatar
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CPU usage on dual socket motherboard

Ubuntu's system monitor shows CPU usage for each core separately. I have a motherboard with two CPU sockets and want to know how much CPU on socket0 is loaded and how much CPU on socket1 is loaded. ...
apadana's user avatar
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400% CPU usage on Linux server

Recently we moved our full stack website to new server (Vultr instance). After moving to new server we are constantly getting 400% CPU usage issue. It's been fifth day since we are getting 400% CPU ...
Sneh Jain's user avatar
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1 answer
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Efficiently get PID's in certain ports from java

I know sudo lsof -t -i:{port} will give the list of PID's involved in that port and I can run this command via java by Runtime.getRuntime.exec() command. But the thing is I have thousands of thread ...
Nafiul Alam Fuji's user avatar
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Unknown process using high amount of CPU

My CPU usage is reporting as running at 100% Running top -i I get PID USER PR NI VIRT RES SHR S %CPU %MEM TIME+ COMMAND 3696734 root 20 0 2492344 6456 3504 S 1143 ...
user3473406's user avatar
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141 views

Constant high CPU usage because of sound card interrupt

One of my 16 CPU cores is always working at around 50% CPU capacity. There is nothing showing in htop or top which indicates a high usage, so I started digging and found with (cat /proc/interrupts) ...
Ron Chots's user avatar
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1 answer
545 views

cmake consumes 100% of CPU

I noticed a very high CPU usage on Ubuntu 20.04.4 LTS (GNU/Linux 5.4.0-125-generic x86_64). Using htop I can see 3 processes with the command: /usr/share/[cmake] --config=/usr/share/[cmake].pid which ...
scott_m's user avatar
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542 views

High CPU Use -Bash Process

I can't seem to figure out why a bash process is sucking up nearly all the cpu capacity. It only recently started doing this. How do I trouble shoot this? I see some articles talking about killing the ...
Anon's user avatar
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677 views

spamassassin "spamd child" process using 90% or more CPU

On my Ubuntu box, one of spamd child processes often takes 90%+ CPU. This started a few months ago. The box had worked for many years without this problem. I thought installing 21.10 caused it and ...
Paul Schreiber's user avatar
2 votes
1 answer
625 views

CPU usage increase when changing number of cores of the VM lively

I am working on increasing the number of virtual cores of the KVM virtual machines lively using libvirt. I created a virtual machine with 2 cores. Here are the initial core settings. virsh vcpucount 2 ...
Mehmet's user avatar
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sddm-greeter cpu usage, lxqt

I've got an annoying issue that I am trying to troubleshoot and could use some help! I have 10 lxqt VM's managed via proxmox on a rather old machine. The OS needs to be very light and low on resource ...
SVoyager's user avatar
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0 answers
109 views

Computer randomly slows down

Sometimes my computer slows down for no apparent reason. I was trying to find the culprit using htop, but it looks like this phenomenon affects the whole system, i.e. everything starts using a lot of ...
Iras's user avatar
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0 answers
322 views

chrome/opera linkedin triggers high cpu level

I have been using Linkedin from both Opera and Chrome (also Chromium) on Ubuntu both 18.04 and 20.04). I usually keep many tabs open and checking with the Task Manager when I open Linkedin the CPU ...
asasa178's user avatar
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2 votes
1 answer
602 views

pmproxy using 100% CPU

For a couple days now, I notice a process called pmproxy using 100% CPU on bootup and stays at 100%. I kill the process and it restarts a couple seconds later. I renamed the folder /usr/lib/pcp and ...
FlyingFish's user avatar
1 vote
0 answers
754 views

RSyslog CPU usage > 100%

We currently have RSyslog Server (On Linux Ubuntu 18.04 VM LTA with Size: Standard D4s v3 4 vcpus, 16 GiB memory) receiving logs from ZScaler Proxy & FortiGate Firewalls and ingesting them into ...
Gary's user avatar
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1 answer
45 views

Dedicated System Monitoring Display Software?

I have a display hooked up to my server which I plan to have an always-on system monitoring readout. Things like system temps, load percentages, console output, the like. Looked for a bit and I can't ...
MorgS9's user avatar
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0 answers
56 views

Ubuntu 20.04 melting my computer! Slight burning smell from vent! [duplicate]

After migrating from Ubuntu 18.04 to Ubuntu 20.04, my CPU is burning hot and disk activity is off the charts, while this seemingly un-killable set of processes slams my CPU and harddisk: tracker-miner-...
Zac Helmberger's user avatar
0 votes
1 answer
1k views

Why System Monitor doesn't show all processes, though I selected "All"?

I selected "All processes". I see that it eats 2%-4% CPU: However, in "Resources" all cores are loaded way higher: "All processes" are selected: And I run it as sudo ...
shal's user avatar
  • 103
1 vote
2 answers
2k views

Firefox on Ubuntu 21.10 has high CPU usage and will not load sites but other browsers do

Firefox was working like a charm until today when it decided to stop working. It was not loading any sites but other browsers could. When running it had high CPU usage but the UI worked normally. I ...
lukashino's user avatar
0 votes
1 answer
805 views

systemd-udevd causes high load after upgrade to Ubuntu 21.10 server on Raspberry PI 4

After upgrading my Raspberry Pi 4 8GB from Ubuntu 21.04 to 21.10 I got high load due to systemd-udevd. I made a clean install of Ubuntu server 21.10 but the problems remain. I use a SSD (no SD card). ...
Thomas L's user avatar
3 votes
0 answers
342 views

Old Laptop with Xubuntu Slow due to Web Browsers

I have an old Gateway NE71B with AMD Dual-Core Processor E1-1200 running Xubuntu 18.04. It has gotten quite slow even when entering text into a browser search bar. I was using chromium and the ...
Dan's user avatar
  • 179
2 votes
0 answers
209 views

Constant Load of 1.0 on fresh Ubuntu Server installation on Raspberry Pi 4

My system, which I freshly installed yesterday has a constant load of about 1 and I don't know why. I have Ubuntu 21.04 64bit server running on RasPi4 cased in a DeskPi Pro V2. There is a 4TB HDD ...
DaWastl's user avatar
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0 answers
49 views

A responsive live desktop 21.04 image produces a slow VM image

When I boot up a live desktop ISO in Virtual Machine Manager (kvm/qemu), the live system is super snappy and when I look at the "Resources" in the System monitor the 4 supplied cores are ...
user403329's user avatar
3 votes
0 answers
535 views

irq/185-AudioDS using more than 60% of the CPU

i just installed Ubuntu 20.04 LTS with kernel 5.11.0-27-generic on a Acer Swift 3 SF314 and i have a process called irq/185-AudioDS that uses more than 60% of the CPU all the time. top command In ...
Cristian Galleguillos's user avatar
1 vote
1 answer
689 views

ALL CPU's stuck at 800Mhz ubuntu 20.04.3

Cpu's all stuck at 800Mhz I type in watch -n1 "cat /proc/cpuinfo | grep MHz" (to see cpu's) No matter what I do, I launch a large program and render an animation in Blender or use Octave to ...
Rick T's user avatar
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1 vote
1 answer
450 views

cpufreq: cpu frequency going down to minimum just when I need extra power

I've spent almost 3 days around this problem, to no avail. I felt the laptop was running slow on certain tasks, slower than usual so I downloaded cpufreq extension to try and monitor and maybe ...
Maor Barazani's user avatar
3 votes
1 answer
4k views

kworker eating 85% CPU 1 most of the time!

I'm running Ubuntu 18.04, kernel 5.4.81, and kworker/0:1+kac is using 85% CPU 1 most of the time. Here is some useful info: top output: System Monitor CPU load: perf report: Samples: 56K of event '...
XtremeZ's user avatar
  • 31
1 vote
1 answer
632 views

Understanding the Htop output

I am a recent user of Ubuntu. I am running some simulations in my Ubuntu 20.04 which don't run successfully. When I look at the usage, I see numbers like these. Does this mean that my machine is ...
Sandeep Parameshwara's user avatar
0 votes
0 answers
417 views

CPU utilisation reaches 100% on Ubuntu 20.04.2 LTS on using normal application[VS Code] and browsers[Chrome/FF]

The list of programs I generally run in parallel while facing 100% of CPU consumption are: VS Code Chrome [4-5 tabs] Firefox [2-3 tabs] On chrome, I normally take calls using GMeet which includes ...
Nirjhar's user avatar
0 votes
0 answers
1k views

Overall CPU utilization% of 'htop' is smaller than a process' cpu usage

Because of my stupidity, I can't provide any screenshot of such phenomenon. My 2-core system's cpu utilization(which is output of htop command) is smaller than the cpu usage of a process. For example, ...
양석우's user avatar
2 votes
0 answers
308 views

Why is kdeconnectd, xdg-desktop-portal-kde, and yakuake taking up so much CPU?

I get this every time on bootup. Killing any of them doesnt work unless I pretty much nuke it from orbit, including uninstalling yakuake. I am also using Wayland at the moment, and am running Kubuntu ...
Anon's user avatar
  • 12.1k
1 vote
0 answers
640 views

Ubuntu Server on Raspberry PI 4: High CPU usage

I just installed Ubuntu Server 20.04 LTS on Raspberry PI, updated packages and installed Postgres. The device is essentially doing nothing. However, I see in top and uptime outputs: load average: 1.00,...
rgezikov's user avatar

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