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

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How much context switching is too much?

I am running Ubuntu Server 14.04 on an Lenovo IdeaCentre d400. The load average is never under 1.0. So I started to take a deeper look. I do not find anything that could be responsable for this load. ...
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20 views

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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2answers
37 views

High CPU usage compared to WinXP. Common aps and actions use 100% CPU cycles

I'm running Lubunto 14.04.1 LTS. PC is a 2004 HP ze4200 laptop: 1.8 ghz Celeron M with 1 gb RAM and 80 gb drive. Was running fine on WinXP SP3 and I cleaned the drive off to test Lubuntu 14 LTS. No ...
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53 views

Ubuntu doesn't load, can't even open a terminal to type commands, even after boot repair

When I start Ubuntu I only get my desktop picture and am unable to open a terminal to type any commands. When I try a Guest session all I get is a red Ubuntu backdrop, nothing else. I tried boot ...
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30 views

Getting Linux to downclock and lower the V-core of my CPU at idle

So when I boot into my Windows 8 partition, Windows automatically downclocks my CPU and lowers it's V-core so that the idle temps of my i5-4570 CPU go down to 25 C. Now on Ubuntu on the other hand, ...
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27 views

Different Sources are reporting different CPU usage levels when system is idle, how can I determine which is accurate?

Sorry if this is a repost, my Google searches didn't turn up anything with an applicable solution to my issue, the closest I got was this one When I posted my stats for the same question I was told ...
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3answers
49 views

Like “PerfMon” in Windows do we have something similar in Ubuntu?

If I want to capture performance log of a Ubuntu (or any other Linux Distro) Server/Workstation for a period of time, how would I do that? In Windows, I use something called PERFMON.MSC (LOGMAN.EXE), ...
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202 views

One AMD CPU core is always at 100% load while Chrome is just displaying a blank page

Chrome and Chromium (just open a blank tab) consumes 100% of one CPU. Now I am on Firefox and it works well. (But I like Chrome) $ uname -a Linux x 3.13.0-30-generic #55-Ubuntu SMP Fri Jul 4 ...
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33 views

Matlab makes CPU usage “oscillate” at rest

I find this very weird, and I am not sure whether this happened before the last kernel upgrade. It seems that even when I am not doing anything with Matlab, it uses the CPU cyclically for some reason. ...
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54 views

Why the suspend is not even close to consuming 0 power? [closed]

Out of curiosity, I've measured power consumption of my computer on various states/loads. And guess what, suspend is not that energy saving as you may guess! It's far from claimed 0 or nearly 0 power ...
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46 views

ubuntu 14.04 works full load

I have X61 lenovo - cpu T7200 dual core and 4 gig memory ! I installed ubuntu 14.04 and did all updates and deactivate all animations and the full search. however, still just opening four tabs on ...
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17 views

See load of CPU's and RAM over 3 computers

I was just wondering if it is possible to see the load of CPUs and RAM usage over different computers. This way I can decide to launch a process in a computer or another. Just as the 'sensors' ...
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1answer
75 views

How to solve the problem of high CPU load?

After installing Macubuntu pack processor became heavily loaded, I replaced Ubuntu 64-bit with Xubuntu 64-bit, but the processor is still heavily loaded when performing simple actions (open file ...
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1answer
125 views

can the applications at “startup applications” be less encumbersome?

With this tip I saw there is a total of about 60 applications being started.. I have to sit back and wait about 45s while the desktop is unresponsive... How startup applications work? can I tweak ...
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1answer
28 views

Load increasing to very high levels periodically

Lately the load on my computer has been increasing significantly (above 10 at times) when I log in to gnome. The load decreases when I switch to one of the gui-less login options (ctrl+atl+F1 sorry I ...
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1answer
91 views

What is the 'normal' CPU temp?

What is the 'normal' CPU temp should be? My CPU temperature normally (when the system is idle) remains around 60C and often jumps up to 80c or more. dino@mika:~$ sensors acpitz-virtual-0 Adapter: ...
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1answer
52 views

chrome memory and cpu footprint

I've searched the forums for an answer but I couldn't find quite the answer I was looking for [1] , so I thought I it could as well be of interest to more people around here. I carry out a big part ...
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2answers
205 views

kidle_inject uses cpu power without apparent reason

I am using ubuntu 14.04 LTS on an i5-3250M, 6GB RAM Dell Inspiron laptop. I have been noticing all this time from my cpu usage monitor that there is high usage of my CPU (without using something ...
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22 views

nautilus consuming too much cpu for retrieving thumbnails for applications

some screen shots about the problem Now I'm killing the program. The output in terminal for nautilus is GLib-GIO-Message: Using the 'memory' GSettings backend. Your settings will not be saved or ...
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350 views

High CPU load - Ubuntu 14.04

I noticed that sometimes when browsing (with other processes in the background), I get very high CPU load for the browser process (over 100%) and the computer becomes really slow. I tried switching ...
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0answers
62 views

One of my two cores suddenly flatlines at zero percent

I've been using Ubuntu for about three months, and twice now the first core of my dual-core laptop suddenly flatlined at zero percent for no apparent reason, while the second one seemed unaffected. ...
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1answer
168 views

High CPU load for Firefox 29 and HUD with Ubuntu 13.10

Using Firefox 29.0 on the recently upgraded Ubuntu 13.10 results in high CPU load. By running top on the commandline I can see that the high CPU load goes to the following processes: PID USER ...
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1answer
82 views

How to get CPU usage in percentages

At the moment I am using a python script to log the output from cat /proc/loadavg to a file. I then use gnuplot to periodically graph the CPU load for my viewing pleasure. However, I really would ...
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404 views

Ubuntu CPU load

I'm new to Linux world and I have a problem with my fresh installation of Ubuntu 14.10 64-bit. My processor is Intel® Pentium(R) D CPU 2.80GHz × 2 with 4 GB of ram and GeForce 8600 GT/PCIe/SSE2. When ...
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1answer
90 views

Pulseaudio CPU load after Skype starts during session restoring

I have Kubuntu 14.04 upgraded from 12.04. If Skype starts up with system automaticly, by previous session restoring, the pulseaudio loads one core of CPU. But when I restart the Skype, everything is ...
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2k views

CPU Turbo boost: modify temperature limit under 14.04

I've installed kubuntu 14.04, and there is some problem with CPU turbo frequency. I've read a lot about it, but can't find the correct answer. There is an i7-3630QM CPU @ 2.40GHz with 3.20GHz turbo ...
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2k views

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 https://wiki.ubuntu.com/Apport, Apport shouldn't even be running on my machine since it's not a beta ...
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422 views

Ubuntu 14.04 kworker hogging cpu; fix didn't work

Fresh install of ubuntu 14.04 on a touchscreen Toshiba Satellite laptop with intel graphics. I tried to follow the fix here: Why does kworker cpu usage get so high? It didn't work; my problem seems ...
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100% CPU usage Ubuntu 14.04 compiz [closed]

My motherboard A8V-MX VIA K8M800 with on board graphics card. After fresh install everything was very sluggish. I checked system monitor to see my cpu usage at a constant 100%. compiz is the process ...
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1answer
83 views

How to convert to a Lighter wight Ubuntu 13.04 Desktop

I am using Ubuntu 13.04 Desktop and I'm happy with it. However sometime I think the older versions were better as they were lighter or utilized less resources. Is there any way that, it will ask me ...
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73 views

Ubuntu 13.10 (upgrade from 13.04) unresponsive during high CPU load

I have a Samsung Series 9 laptop with a 4-core processor, 4GB ram and 12GB swap. During compiling an Android project it becomes unresponsive to the point where the mouse pointer stops moving, and it ...
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26 views

12.04 LTS could not reach an even CPU load

I have a 12.04 LTS server. 2 x XEON E5-2620v2 processors. I run same program on each processor. after some days, the second processor seems to be in error status. ( I monitor them with turbostat and ...
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35 views

CPU usage - where in filesystem

There are lots of CPU Usage questions appropriately answered by "top" etc, but I am writing my own monitoring app for one particular machine, and want to know where CPU Usage details are in the ...
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2answers
60 views

How to get the cpu utlization percentage for each user in ubuntu by a command

I've typed this command to get the memory usage for each user : ps aux | awk 'NR>2{arr[$1]+=$6}END{for(i in arr) print i,arr[i]}' I want to know if there is a command or a way to get the cpu ...
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1answer
131 views

CPU Load is 100% non-stop after installing 500 new fonts

Since I installed 500 new fonts and cleaned data with BleachBit, My CPU loading is 100% non-stop every time I turn on my laptop or restart it. After waiting few time in power off, I switched it on ...
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1answer
433 views

How to calculate the average of cpu usage and memory usage over a period of time in ubuntu

I have to generate reports for the following : 1- cpu usage. 2- memory usage. The generated reports must be looks like the following forms : I've tried with more than one command to get ...
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1answer
232 views

Lubuntu Task Manager always shows CPU usage at 100% even at idle

Is there a way to find out what application is causing the high CPU? Top shows nothing eating up the CPU. Even at idle my CPU is at 100%. Never changes. Never goes down. Always at 100% no matter what. ...
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70 views

ubuntu 12.0-4 high load at boot with process “yes” using more than 50% slow boot and login time etc

i am using ubuntu 12.04 LTS 64bit on a samsung chronos series 7 NP700Z5A-S0AUS i had to redo the os, so i saved my home directory and just redid the operating system then i used synaptic and the ...
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135 views

Cpu usage over 20% on all cores fom compiz, Xorg, and at-spi2-registr

I noticed that on all 6 cores on my processor my computer is using 20-60%. No windows were open aside from the system monitor. I ran the command "top" in terminal and found that compiz is using ...
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72 views

Swap, zram, CPU, memory & Software Center [closed]

This is a shot of my swapfiles and System Monitor: and I would like to know what is the best way to reconfigure my swaps. Below is the result on my terminal: harayz@ASUS:~$ cat /proc/swaps ...
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2answers
608 views

Ubuntu 12.10 gnome system monitor high cpu usage

I am totally new to Ubuntu. I tried to install numerous times, but always removed it because of loud fan noise. Me and my Bro have the same Notebook, a HP Compaq 615, and what grabbed my attention ...
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1answer
169 views

ubuntu 12.04 - fuser high cpu

The problem is fuser high cpu and server load high. root 20 0 7580 840 692 D 10 0.0 0:00.31 fuser 16061 root 20 0 7580 844 692 D 10 0.0 0:00.31 fuser 16062 root ...
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22 views

High “system” cpu usage, no IRQs to blame [duplicate]

I have a WYSE V50L 800MHz terminal with Ubuntu Server 12.04.3. The problem I'm having is high "system" cpu load while exchanging files with the terminal. Example - downloading a file via ssh - ...
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199 views

KAlgebra load problem

I want use KAlgebra on Unity. But loading of this program waste more time and after approximately 10 minute it be loaded but on any operation it freeze again. CPU load is so high when it is trying to ...
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12 views

stop ubuntu polling during suspension

Problem is Ubuntu is continually polling for devices during suspension. These polling's take place on pcie devices my laptop doesn't connect devices to possibly. They are on a cpu which could have ...
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1answer
77 views

How to lower Flash video resources usage for Chrome minimized?

I noticed that minimized or not makes no difference for CPU usage when playing Flash video in Chrome. How to fix that (seems obviously not right)? What makes it annoying is that I have video decoding ...
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14 views

What is kworker and why is it using almost 100% of the first cou core? [duplicate]

I know this question is asked several times, but I don't find a solution (if there is any) I have a samsung series 7 CHRONOS laptop. CPU - Intel® Core™ i7-3635QM CPU @ 2.40GHz × 8 I'm on Ubuntu ...
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0answers
263 views

why firefox 25.0.1 tack high cpu usage?

While i update my firefox to 25.0.1 in my ubuntu 12.04, It tack a high usage of the cpu, and i have to close it and reopen it to solve it. this problem happened as when i update my firefox. In last ...
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1answer
255 views

Ubuntu 13.04 slowing down due to X taking 50-100% of CPU

I have strange issue. I use my PC mostly to run some Java app, execute some command line, watch movies and use browser (Chromium), eg. to watch YouTube, play some Flash games and read. Not much more. ...
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158 views

CPU *forced* to be almost 100% idle?

Yesterday the load on my Ubuntu Server (Ubuntu 12.04.3 LTS (GNU/Linux 3.8.0-33-generic x86_64)) went up to above 2.0 after restarting it. At the same time the CPU seems to be idle only (I could even ...