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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.

The system load is a measure of the amount of work that a computer system performs. The load average represents the average system load over a period of time. It conventionally appears in the form of three numbers which represent the system load during the last one-, five-, and fifteen-minute periods.

Excerpted, with very slight modification, from Wikipedia.

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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 processes?
Gaurav Agarwal
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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 to that?
719016
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Why is ksoftirqd/0 process using all of my CPU?

I was feeling Ubuntu was running a bit sluggish, and then I went to see the processes running on it, and found one which was using something like 50% of CPU called ksoftirqd/0. Does anyone know what this process does, why it is using so much CPU…
dasen
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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 top - 06:23:01 up 40 min, 3 users, load average:…
Leandro
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apport-gtk 100% CPU usage on startup on Ubuntu (14.04 LTS)

I'm getting 100% CPU usage at startup consistently by apport-gtk as shown here. According to Apport wiki shouldn't even be running on my machine since it's not a beta version (although I upgraded from 14.04 LTS Beta 2 to the release version).…
ehsanj
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appstreamcli hanging with 100% CPU usage during update

appstreamcli is overheating my laptop by constantly using 100% of a core. My only solution is to kill it. Here's a screenshot of top: I can kill appstreamcli with either sudo kill pid or sudo killall appstreamcli. But once I do sudo apt update, the…
nazar2sfive
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How to log CPU load?

How to log CPU load to a file in order to investigate a problem?
tommyk
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What's the difference between load average and CPU load?

Here's the output of top: top - 23:30:49 up 2:18, 1 user, load average: 4.36, 4.36, 4.39 Tasks: 105 total, 2 running, 103 sleeping, 0 stopped, 0 zombie Cpu(s): 3.6%us, 8.0%sy, 0.0%ni, 73.4%id, 9.0%wa, 1.1%hi, 4.9%si, 0.0%st Mem: …
Georg Schölly
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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 normal amounts, but quickly balloons to 1-2+GB and…
Philippe Fenderson
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Why is Kubuntu using much more CPU than Windows in YouTube and other web browsing use?

I am just moving to Kubuntu from Windows. And i feel that browsers on Kubuntu cost so much CPU to work. Example: When I watch Youtube: In windows, CPU is around 12%. In Kubuntu, CPU is around 50%. Same result w/18.04 & 19.10, plus Ubuntu…
Thuat Nguyen
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Software and Updater consumes 100% CPU in Ubuntu 16.04

I've upgraded my laptop (Lenovo Z50-70) which has an i7 CPU and 8Gigs of Ram to Ubuntu 16.04 from 15.10. I've been installing updates consistently. I'm using ubuntu with Gnome desktop environment (GDM). Lately I've been experiencing a weird problem,…
Nasik Shafeek
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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 all devices I found out that it is because of WiFi!…
Firouziam
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What causes high CPU usage by mount.ntfs?

I'm in Ubuntu 14.04 64-bit. mount.ntfs use high CPU--40%. I have Intel Core i5-3210M. Why is this happening? lsblk: NAME FSTYPE SIZE MOUNTPOINT LABEL sda 465.8G ├─sda1 ntfs 300M Windows…
aliarousyoucef
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why is rtkit-daemon eating 100% of my CPU?

I sometimes have an rtkit-daemon process eating 100% of my CPU and making the system unresponsive. I reboot and things are fine after that. What is rtkit-daemon supposed to do and why would it be sometimes eating up 100% of my CPU?
719016
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What's the fairest way to monitor total CPU time - per user?

On a multi user system, I want to measure each user's CPU usage in seconds of cpu time. For the purpose of this measurement, I assume that if a PID belongs to a user, this user is causing the CPU time - that is I'm ignoring daemons and the…
Stefano Palazzo
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