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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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 ...
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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 ...
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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 ...
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multi-core CPU usage
I am using the Windows Subsystem for Linux (WSL), and I am unexperimented in the capabilites of linux.
Recently, I've been wanting to get better insight in the CPU usage of processes, but I am getting ...
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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, ...
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How to identify which Chrome/Chromium tab is using up CPU?
I sometimes have a bunch of tabs opened in Google Chrome, which I believe creates a new process per tab. I would like to be able to identify the tab that is using up the CPU.
Is there an easy way to ...
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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-...
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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, ...
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Kworker consumes ~80% of 1 CPU core, how to get rid of this once and for all?
Kworker takes about 80% of CPU1 each time I boot the system.
I tried to do as explained in this answer. Here's the output of grep . -r /sys/firmware/acpi/interrupts:
root@fmcomp:~# grep . -r /sys/...
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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, ...
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Avahi daemon uses excessive amounts of CPU?
It seems that avahi-daemon process, which is unknown to me, is using excessive amounts of CPU on my system
I have tried both htop and system monitor, and only htop show the CPU use. Screenshots are ...
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What is /var/tmp/php-fpm ? This command is consuming high % of CPU
Somebody kindly explain what kind of a file is /var/tmp/php-fpm and its uses? This command is consuming high CPU percentage when I checked using the top command. The file gets recreated even if I ...
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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, ...
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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 ...
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How to balance CPU cores loading for one process
When I only ran a real-time process and used 'top' to monitor CPU usage.
I found CPU % usage is not balance for each core and the loading was concentrated specific cores.
How can I achieve this ...
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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 ...
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System Monitor and top reporting wildly different cpu usage for process
When I monitor a process using top command it returns the CPU usage for the process like 99.5%. But when I monitor a same process using system monitor (Process tab) for the particular it shows 25%.
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Is it normal behavior for processor speed to quickly throttle, ignoring PL1/PL0 constraint power limits?
I recently got a Gigabyte Areo 17 i9-12900hk, and have put Ubuntu 22.04 kernel 5.19 on it. I ran s-tui to run it through a quick stress-test and found some odd processor behavior that does not happen ...
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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 ...
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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 ...
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What is .dhpcd command and how to disable it?
Nowadays, my laptop frequently uses high %CPU (300%). I noticed that .dhpcd is involved in high %CPU. I could kill the process without any issue. However, it turns on automatically in about every 30 ...
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unattended-upgrade CPU 100% for 4 hours (every time) [in case of many routing tables]
Distributor ID: Ubuntu
Description: Ubuntu 18.04.2 LTS
Release: 18.04
Codename: bionic
During unattended-upgrade the CPU use 100% of resource for 4 hours
Example:
$ unattended-upgrade ...
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Ubuntu 18.04 /w Macbook Pro: Kworker keeps hogging up my CPU
Just thought of dropping a question since this problem seems to have been around for quite some time.
Just now I have installed the new Ubuntu 18.04 on my Macbook Pro, and I notice the kworker ...
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Super high CPU usage randomly starts when using Zoom, and doesn't end until I restart
Update: Live screenshot of when it happens
So... When I'm using Zoom, most often during screen sharing, or when someone else is screensharing, all of my cores zip up to 100%, as in the screenshot ...
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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 ...
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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 , ...
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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 ...
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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 ...
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Crypto-mining maleware that disable input and output devices
I recently find my computer monitor sometimes shuts down itself and cannot be wake up by tying on my keyboard or my mouse. I turned off and on the monitor, but it shows 'no input signal'. I changed ...
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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 '...
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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 ...
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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,...
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Ubuntu 18.04 gnome-shell high CPU usage
I installed 18.04 from 17.04 (passing briefly through 17.10, didn't test it and jumped to 18.04) and I am experiencing a high cpu usage on gnome-shell, it takes almost all available CPU time:
$ top
...
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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 ...
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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 ...
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check-new-release process eating up resources on Ubuntu server 13.04
A small Ubuntu 13.04 virtual machine instance I run in a cloud environment regularly becomes slow/unresponsive because of a proces called check-new-release. Is there any way to disable this process ...
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How to log CPU load?
How to log CPU load to a file in order to investigate a problem?
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tracker-store and tracker-miner-fs eating up my CPU on every startup
Whenever I start my laptop the process tracker-store and tracker-miner-fs eats up my CPU between 30-40% for 10-15 minutes. I am on ubuntu 12.04.
What does these processes do? How to get rid of ...
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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. ...
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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 ...
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Why does gedit use too much cpu when minimised?
The text editor gedit in ubuntu takes up 30 to 50% of my cpu when I keep it minimised. When I maximise it to use it again, the cpu usage drops to zero. This happens even when gedit is idle without ...
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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 ...
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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 ...
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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 ...
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Why is Xorg taking up so much memory and CPU?
I recently reinstalled Ubuntu 11.04 Natty after a massive hard drive failure.
Now, for some reason, compiz and Xorg decide it's a fun idea to start eating up my RAM and CPU - GB by GB. Starts out at ...
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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 ...
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Sublime Text: see how many resources each plugin is using
How can I see how many resources each Sublime Text plugin is using?
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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) ...
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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 ...
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How to get (from terminal) total number of threads per core?
I want to know how can I get the total number of running threads per core (in the runqueue) in the terminal (to be used in a bash script)?