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

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3
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0answers
461 views

Compiz cpu usage too high after update

I started using Ubuntu 14.04 and i had no problems with high cpu usage and watching videos, but after the recent update to 14.10 when i play a video on my file system .avi or .mp4 doesn't matter the ...
0
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1answer
181 views

Load average high on only one of 16 HP workstations

I have a lab setup with 16 HP Z620 systems, all alike (purchased at the same time), with exactly the same Ubuntu 12.04 installation with current kernel 3.13.0-44-generic. Well, not quite all alike: ...
5
votes
1answer
388 views

Wireless mouse lags on high CPU usage

I sure hope this is a novel problem as I have tried to find a solution to it every time I get really fed up with this, which has been quite a few times, but no luck so far. Trouble is that when my ...
3
votes
1answer
329 views

Gimp uses only one CPU when applying a Gaussian Blur

If I use "Selective Gaussian Blur" in Gimp, only one CPU gets used. My PC has four. Is there a way to tell Gimp to use all available CPUs? Some operations take quite long, and this would reduce the ...
4
votes
2answers
923 views

Unity freezes when closing or minimizing a window

On a very fresh install of Ubuntu 14.04, it sometimes happens that when I close or minimize a window, Unity freezes. I can not interact with the panel or any application, only move the mouse around. A ...
0
votes
1answer
2k views

rsyslogd using 100% cpu on ubuntu 14.04

On my ubuntu 14.04 rsyslogd is using 100% of my CPU (both cores). Even after some google searching I were not able to figure out why rsyslogd is using all of the cpu capacity all the time. The ...
1
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1answer
2k views

High CPU usage in the processes related to postgres in ubuntu 12.04

My Ubuntu server 12.04 hangs quite oftenly (say once in a day), after hard reboot it starts running normally. The server is Intel Xeon having 2 CPUs with 8GB RAM.There is high CPU usage in the ...
0
votes
1answer
141 views

Ubuntu 12.04: memory always above 80% and swap around 50-60%

I have been using ubuntu 12.04 on my system for a long time. Suddenly the system has become too slow and cpu utlization is always above 80%. I have attached the screenshots which displays the usage at ...
0
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1answer
83 views

Can I tap my notebook to a powerful stationary computer's CPU / GPU / RAM resources example via LAN?

THE GENESIS Currently I have a little experience with NoMachine, a great tool for cross-OS remote desktop, however this program has problems with H264 support while the codecs are actually working on ...
2
votes
1answer
753 views

Very slow after idle for some hours in 14.04

I had 12.04 without problems, but since I upgraded to 14.04, I'm noting the system is very slow for UI tasks, and when I get to work the next day (computer stays on), and I type the passwords, it ...
2
votes
2answers
2k views

Indicator multiload applet causes excessive compiz/CPU usage

** Update: I recently upgraded to Ubuntu 14.10 and compiz is now at 1% CPU. Most of the compiz cycles consumed on my system are caused by "indicator-multiload". This has been a problem for me since, ...
4
votes
0answers
499 views

16 cores are not being utilized out of 80 cores

Recently I discovered that our server does not utilize all 80 threads anymore in the system. It looks like if 16 cores are always idle, despite the high system load. Its a Dell powerEdge R900 server, ...
7
votes
4answers
6k views

What is system load?

At my job we have a data repository running Ubuntu 12.04.03 CLI and as I was checking them this morning when I logged in instead of giving me the normal information it said the information couldn't be ...
0
votes
1answer
97 views

High CPU usage after hostname change

I have a Ubuntu 12.04.4 64bit installation (running as an OpenVZ container) that was running fairly well until I changed the hostname. The change was made just by modifying /etc/hostname and ...
1
vote
0answers
217 views

Java & High CPU usage

I use a certain java application to trade the stock market and it consumes 90% my CPU power. And the CPU temp usually remains around 90c. This is a real headache. What causes this problem and what are ...
3
votes
0answers
2k views

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 ...
2
votes
0answers
213 views

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. ...
2
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1answer
2k views

Sublime Text: see how many resources each plugin is using

How can I see how many resources each Sublime Text plugin is using?
0
votes
2answers
1k 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 ...
0
votes
2answers
211 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 ...
1
vote
3answers
964 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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1answer
1k 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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0answers
114 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. ...
0
votes
1answer
274 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 ...
0
votes
1answer
820 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 ...
0
votes
1answer
58 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 ...
0
votes
1answer
3k 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: ...
0
votes
1answer
422 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 ...
14
votes
3answers
10k 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 ...
3
votes
0answers
107 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. ...
2
votes
1answer
690 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 ...
2
votes
1answer
778 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 ...
4
votes
0answers
3k 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 ...
0
votes
1answer
315 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 ...
3
votes
2answers
11k 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 ...
15
votes
1answer
21k 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 ...
0
votes
1answer
1k 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 ...
1
vote
1answer
127 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 ...
0
votes
2answers
98 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 ...
0
votes
1answer
236 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 ...
2
votes
1answer
3k 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 ...
0
votes
1answer
760 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. ...
2
votes
2answers
2k 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 ...
1
vote
1answer
515 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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vote
0answers
236 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 ...
0
votes
1answer
132 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 ...
1
vote
1answer
510 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. ...
4
votes
4answers
6k views

Does swap file usage increase disk I/O and CPU load?

Someone brought to my attention that if an application is using swap file (when system RAM is very low) it increases the disk I/0 and as a result of that, CPU use % and CPU Load increases. Is this ...
0
votes
1answer
359 views

Why is my CPU being used while doing nothing?

I have installed Ubuntu GNOME in BIOS mode on my MacBook (BIOS mode so that the proprietary NVIDIA drivers work. I need them for gaming.). For some reason, a lot of CPU is being used while not really ...
41
votes
5answers
60k views

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 ...