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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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Re: 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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0answers
18 views

Variety and convert loads up all cpu

As reported in this question, when changing wallpaper, the application 'Variety' eats all my CPUs computational power, and makes everything lag. Tried reinstalling variety (also from the market) and ...
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0answers
25 views

gnome-shell 3.28.2 in ubuntu 18.0.4.01 LTS takes up 100% CPU

gnome-shell 3.28.2 in ubuntu 18.0.4.01 LTS takes up 100% CPU causing poor performance and consistent lag I am running ubuntu under virtual box 5.2.22 with 1 cpu (i7) 4GB RAM, 128MB VRAM, 40GB HDD (...
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0answers
10 views

CPU affinity doesn't work in Ubuntu (VMware) on Windows machine

My main OS is Windows10, and the CPU is i7-7700k. I have built an Ubuntu 18.04 OS through VMware, and allocate 1 core and 1 thread to it. However, while I am running tasks in Ubuntu, I checked the ...
7
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1answer
108 views

'/etc/.a/kernelupd /etc/.a/.cf --daemonized' Using 100% CPU

I found this process which uses all CPU Power: /etc/.a/kernel upc /etc/.a/.cf --daemonized I have not started this myself, what is this? It seems to be a kernel update, but as I said. I did not ...
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1answer
62 views

Strange CPU usage behaviour with systemd, sleep, initctl or gvfsd processes owned by user

I have noticed in my 'indicator-multiload' application that my CPU usage some time after booting is raised permanently at about 50 to 100 percent. After running 'top' I can see a process owned by the ...
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0answers
36 views

Ubuntu 18.04 Intel i5 4-Cores peaking one at a time

I'm having an issue with different programs making my quad-core i5 peak. Not sure exactly what to do. Any help is appreciated. Update: I was able to break it down to the “gedit” program. It drives my ...
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1answer
45 views

Gnome-shell process has huge CPU usage

My pc was fine yesterday. It was on for about 20 hours and went to sleep mode couple times during that. I noticed my pc was lagging, opened task manager and saw gnome-shell using 4GBs of ram and using ...
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0answers
15 views

OpenOffice runs just on 1 core of 4

Ubuntu 18.04, 64-bit. OpenOffice saving a 100kb table. RawTherapee converting a 15Mb ARW. The later performs faster because uses 4 cores rather than only one. Tried to define affinity using ...
0
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1answer
40 views

Ubuntu 18.04 takes lots of cpu for every copying procedure

I have worked with ubuntu 14.04, 16.04 and 18.04 (x64) on my laptop and I had the same problem in each one of them. The problem is copying takes CPU and it takes a lot of it. It doesn't matter the ...
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2answers
35 views

Distribute workload among different CPUs

On my Ubuntu 16.04, I am running a program that is relatively expensive in terms of CPU usage. It takes quite much time to finish, and other tasks (like browsing the web) get slower as a consequence. ...
0
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1answer
88 views

Is it possible to make Ubuntu always responsive? [closed]

I have been with Ubuntu for over 10 years and I have installed and used it on machines ranging from low-end laptops through mining rigs to i7, 8Gb RAM desktop computers. And on every single ...
0
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1answer
103 views

How can I identify or find the origin of this mysterious process?

I have a strange process on Ubuntu 14.04 that fires up fairly frequently. It appears as a bash shell in top, I haven't actually located it in ps xfa. When it runs, top says it's using 215% CPU and ...
1
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1answer
182 views

Java problem with high CPU running Universal Media Server

I have used Universal Media Server for many years to stream family photos, home videos, music and movies to smart TV from desktop PC running Ubuntu (now on Bionic 18.04). The media library is very ...
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1answer
152 views

CPU core stuck at 100% utilization

I noticed that my laptop's fans were running continuously at high RPM for a few hours. I installed HTOP to check CPU utilization, and found that one of the 8 cores is stuck at 100%. Even after ...
3
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1answer
449 views

After upgrade from Ubuntu 16 to 18.04, systemd-udevd uses 100% CPU

Since I upgraded from Ubuntu 16 to 18.04, CPU usage is high. Sometimes 100% cpu usage, and when that happens we can't do anything. If we check on the process systemd-udevd, we find it is using 100% ...
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0answers
218 views

Ryzen System Freezing When Under Heavy Load

I have been having problems with my system completely locking up (no keyboard or mouse input, no display output change) when the CPU is under heavy load e.g. Tensorflow or Raytracing with Blender. I ...
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2answers
198 views

High CPU load while browsing (AMD A6)

My CPU is AMD A6-9220 RADEON R4. I use Ubuntu 16.04.1. No additional (proprietary) drivers available. CPU loads both in Chrome and Firefox, hardware acceleration is off in Chrome. It happens when I ...
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1answer
689 views

Xorg: High CPU Usage (94%) on Moving Mouse (Ubuntu 18.04)

whenever I move my mouse enough it causes high cpu usage. Screenshot provided is on a fresh X session. Xorg Taking up a lot of CPU This also causes some frequent freeze ups if I'm running some other ...
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3answers
2k views

Laptop CPU+GPU overheating after update to 18.04 LTS

I had this same issue in my last attempt to upgrade (with a clean install) from 16.04 LTS to 18.04 LTS. When I am browsing internet and specially when I am playing videos my CPU+GPU raises to fast to ...
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1answer
62 views

How to remove OTRS ? (as it uses 20% CPU)

OTRS (Open-source Ticket Request System) is constantly using 15 to 20% of my CPU, making my passive cooling computer too hot. How do I remove it? The daemon name is otrs.Daemon.pl in the Task Manager. ...
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3answers
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non-interactive version of HTOP?

I'd like to periodically get snapshot of per-core utilization to save to file, basically same information as htop. However, htop is interactive so it's not friendly to scripting, is there an ...
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0answers
225 views

Xubuntu 18.04 uses only one core

Recently I’ve installed Xubuntu 18.04 on my laptop. After that I noticed it’s slow and started wondering what is reason for that. It turned out that ubuntu is using only one thread. More precisly, ...
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0answers
121 views

unity-contol-center makes Xorg CPU usage at 100% on 16.04

This is the issue: randomly my PC start to lag and top shows a 100% usage for Xorg. Now, I know that it couldn' be Xorg itself the problem but a call from a client. So I killed everything, one by one, ...
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0answers
35 views

Why is my software using multicore when it's supposed not to?

When I'm running a simulation software (GATE) on a workstation, top show's that 100% CPU is used and the system manager show's the following:system monitor The software is not supposed to work ...
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0answers
42 views

Very High CPU usage by update-apt-xapi [duplicate]

I am running kubuntu and this process update-apt-xapi is taking about 25-30% of my CPU. I don't know what it is or what it does. Is it safe to kill it? Also how can prevent it from taking so much CPU.
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1answer
45 views

Total CPU load won't exceed 90% - is this by design?

Not worried, just curious: I'm currently running Handbrake 1.10 on my new Dell Inspiron 3576 with Bionic 18.04, and I see that all cores are working nice and hard. :) However, with all 8 virtual cores ...
13
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0answers
3k views

Mendeley 1.19 update makes cpu 102%, How to check causes of this? [closed]

I am using Ubuntu 16.04 LTS. After upgrading to Mendeley Desktop 1.19 edition CPU runs over 100%. As I check htop there is not any other processes running to have over 100% CPU. How can I check What ...
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0answers
134 views

Ubuntu 18.04 gdm3 starts two X servers and it leads to high CPU usage

CPU usage after login in ubuntu 18.04 is very high, the reason, as i can see, gdm3 starts two X servers for some reason, if i switch to lightdm this doesn't happen, but then i got problem with gnome ...
20
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6answers
10k views

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 ...
9
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4answers
2k views

Ubuntu 18.04 systemd-udevd uses high CPU, conflict with nvidia graphics [duplicate]

Like in Ubuntu 18.04 systemd-udevd uses high CPU, conflict with wifi, I also have issues with an increasing CPU use of systemd-udevd, which is only temporarily resolved by (sudo) killing the specific ...
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0answers
536 views

Xorg High CPU usage (30%+) Ubuntu 16.04 LTS

I have been using Ubuntu for nearly a year now and have just recently has this issue. It seems to increase the most while using Google Chrome. I am using Processor: Intel® Core™ i7-7500U CPU @ 2....
1
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1answer
943 views

Upgraded to 18.04 and it is incredibly slow [duplicate]

I'm running an i7 quad core with 16gb ram and an SSD. My proc maxes out at 100% routinely, and sometimes my ram goes into swap. This happens with Gnome or Unity. My laptop runs arch, and I'm ...
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2answers
656 views

High CPU usage, even without a real reason

it's days that the fan and especially the processor of my computer are perennially 100% even if there is no real reason. This is the situation Can someone help me? This is htop with Chrome close
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1answer
336 views

High cpu usage when scrolling or moving windows Gnome in 18.04

I have an AMD a10-7850k apu in my computer and I also have an RX550 GPU. I have the RX550 GPU set up to be passed to a windows kvm for games and that works fine. But On my APU using the radeon driver ...
1
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1answer
1k views

Ubuntu 18.04 /w Macbook Pro: Kworker keeps hogging up my CPU [SOLVED]

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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7answers
9k views

Ubuntu 18.04 systemd-udevd uses high CPU, conflict with wifi

I recently switched from Kubuntu 17.10 to Kubuntu 18.04 (fresh installed). The problem is the process systemd-udevd is constantly running and consuming 90-100% CPU load. After tinkering around with ...
1
vote
2answers
2k views

repeatatively creating sync_super for www-data which is showing high CPU usage

I am facing same kind of problem of having sync_supers recreated on my server, which are using high CPU usage: 4353 www-data 20 0 24392 3888 1012 R 100.0 0.0 13:15.26 [sync_supers] 5268 www-data 20 0 ...
3
votes
0answers
249 views

High CPU usage on powerful laptop running Ubuntu 16.04.4 LTS

I have a relatively powerful laptop: -Computer- Processor : 8x Intel(R) Core(TM) i7-6820HQ CPU @ 2.70GHz Memory : 32859MB (2612MB used) Operating System : Ubuntu 16.04.4 LTS -Display-...
0
votes
1answer
101 views

ikec causes high cpu usage when started as background process

When using the CLI for the shrewsoft vpn client, ikec, as a background process, it causes 100% cpu usage. I start following bashscript #!/bin/bash ...
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0answers
19 views

computer slow to wake up, high load average

I have a computer that I use as media center, and as a kiosk to occasionally look things up. Mostly, it just sits in the corner, and in the evening it runs a PVR or plays movies. Kodi is always ...
0
votes
0answers
37 views

X server CPU average 50% idle - mainly above 100%

I have an HP Envy 4-core-i7, 16GB RAM, Nvidia 840M, driver 384.111, kernel 4.4. lucas@test:~$ glxinfo | grep -i -E 'nvidia|geforce' server glx vendor string: NVIDIA Corporation client glx vendor ...
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2answers
90 views

100% usage on few core while few core are 100% idle [closed]

Getting below CPU usage output. What could be issue that few core is 100% used while few core are 100% idle: Cpu0 :100.0%us, 0.0%sy, 0.0%ni, 0.0%id, 0.0%wa, 0.0%hi, 0.0%si, 0.0%st Cpu1 :100....
3
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1answer
994 views

What nasty systemd-udevd overloading my CPU?

Top will give me the following: (94 % CPU load from PID 28055) PID USER PR NI VIRT RES SHR S %CPU %MEM TIME+ COMMAND ...
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vote
1answer
155 views

One CPU at 100% at all times

For some reason one of my CPUs is always at 100% usage. Can anyone tell what the problem is from the pictures? Thanks
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votes
0answers
2k views

Ubuntu 16.04: Compiz uses way too much cpu [duplicate]

I have a problem with compiz since a recent update, it uses 160 to 170% of cpu according to top, the laptop's fan is going full speed. And it goes up with time, after 30 minutes it's over 270%. Here'...
9
votes
1answer
2k views

GNOME system monitor and top showing different CPU usage

When I play a movie with SMPlayer (video:mpv) and I check my CPU usage with GNOME system monitor, it shows %4 or %5 CPU usage (1 second update interval), but htop shows %45 CPU usage: top shows the ...
1
vote
1answer
1k views

Kworker process going crazy! CPU at 100%

I've looked around everywhere and can't find the answer to this problem. Forgive me but i'm pretty noob with linux and ubuntu in general.. But none of the posted questions (and i've looked through ...
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0answers
295 views

After updates sometimes experience stutter, lag and high load on CPU

After 10 January (meltdown patches) I've started sometimes experience 1 second stutter. My audio stutter and maybe video as well but it is hard to notice, mouse cursor lagging as if experiencing high ...
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0answers
35 views

AUTO Restart on CPU Over load

I need help making a .sh script which is able to reboot my Ubuntu server as soon it detects a CPU overload, or if unable to, a check if its above or at a certain percent.