Questions about improving the performance/speed of Ubuntu. Note that this is a general tag, and should be accompanied by another tag indicating what kind of performance you are referring to.

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Will unity performance improve in natty or remain slow?

There are some apps developed by canonical that are way too slow. This are USC and Unity. Unity in 10.10 is insanely slow (compared to GNOME which isn't actually a very fast DE) and totally unusable ...
3
votes
1answer
230 views

What programs can I use to improve network performance? [closed]

What programs are available to see the performance of my pc? My internet seems to be loading very slow and I have a business internet connection. I ran the command lshw -C network and this is what I ...
3
votes
2answers
4k views

What is process “/usr/bin/X :0 -auth /var/run/lightdm/root/:0 -nolisten tcp vt7 -novtswitch -background none”?

I am experiencing some serious performance issues with my Ubuntu 12.04 setup and thus looking for the culprit by running htop alongside my usual tasks. Aside from the usual suspects like chromium, ...
3
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2answers
2k views

Ubuntu SSD performance issue

I have installed Ubuntu 12.04 on a 55GB Adata S599 SSD. I have a Asus M4N68T motherboard that does not support AHCI. Bootup takes a lot longer than expected and working in the system is not even close ...
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3answers
1k views

Does VirtualBox permanently affect performance?

I would like to install VirtualBox as an Ubuntu testing environment. Must I permanently sacrifice system resources such as RAM? Or only when the environment is running?
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2answers
1k views

Why I'm seeing 7 users, a abnormal usage of Virtual Memory, lots of stream connections and all process sleeping?

Using a Toshiba Satellite l645d s4025 amd dual core p320 2.1ghz 3gb ddr3 ram 250 gb hdd Below is the incomplete top report(don't know how to select all to copy) Using an Ubuntu 12.04 amd64 ...
3
votes
1answer
156 views

Is there any difference in using switch user and login?

I have configured my Ubuntu Oneiric to automatically login to a standard user account. This setup is for my parents who don't know much about computers. But when I use it I need to login as an ...
3
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1answer
140 views

How do I enable submission of performance data in Firefox 7?

One item in the release notes of Firefox 7 reads Added an opt-in system for users to send performance data back to Mozilla to improve future versions of Firefox This is feature is also called ...
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2answers
1k views

No Unity, launcher and dash on Ubuntu 13.04 within VirtualBox4.2.12 after enabel 3D Acceleration

I was using Ubuntu 12.10 in my VirtualBox4.2.12 on my Windows7 Host. They worked good. But when I install Ubuntu 13.04 in VirtualBox 4.2.12, the screen and display are very slow. I have followed this ...
3
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1answer
1k views

SSD tweaks for Ubuntu 12.04 cause Texmaker to compile a lot slower

I added these tweaks from Ubuntu SSD Tweak and Ubuntu Tweaks but now Texmaker is compiling slowly. Does someone know what tweak would be causing this? Or could I edit something unrelated to the ...
3
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2answers
736 views

How do I know if I'm getting the most out of my video card?

My computer at home is a bit lacking, so I want to make sure I'm getting the most out of it while I can. Generally speaking, here are the specs: 4GB Memory AMD Athlon(tm) 64 X2 Dual Core Processor ...
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2answers
2k views

Performance while on battery - Ubuntu 11.10

First time on battery after installing Ubuntu 11.10. What I immediately notice is poor graphics performance and overall poor system responsiveness. If I plug in the power chord, it's all good. I am ...
3
votes
1answer
408 views

How do I get Perfmon support for my kernel?

I would like to install perfmon for using performance monitoring events on my Ubuntu 10.04 LTS server machine. I have read that Ubuntu kernel 2.6 comes with perfmon support. However, as we can see ...
3
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2answers
3k views

Slow and Laggy Animations

Why are my animations laggy and slow on my laptop? AMD Turion tl-56 and HD 3200 with 2 Gig Ram.
3
votes
1answer
2k views

Install to SD Card

I've been wondering about improving the performance and battery life of my netbook by installing my root partition to an SD card. Will there be any performance benefits (or drawbacks)? Are there any ...
3
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1answer
187 views

Show files being accessed most in a short time period

So I've got a server that's struggling under the weight of several Wordpress installs. Things are relatively well cached (I am planning to improve things anyway) but I can quickly see that disk IO is ...
3
votes
2answers
4k views

How do you apply performance tuning settings for Native zfs?

I am currently running an Ubuntu 12.10 Desktop with some zfs pools. I have installed ZFS using the following instructions and from the PPA it contains: https://wiki.ubuntu.com/ZFS I have a ...
3
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1answer
2k views

Compiz taking 40-30% of CPU resources, is it ok ?

On normal working with nothing opened, compiz fires up to 50% CPU usage on my machine. Which is abnormal I think. Is this a bug or is this behavior ok? I am running Ubuntu 12.04 on Intel i5 ...
3
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1answer
2k views

Choices of tools for graphical performance indications?

On Windows I had some choices for tools that could display how hard my CPU or disk was working, in a graphical form so I could get a quick view of what's going on. Is there some analogous set of ...
3
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3answers
11k views

Ubuntu 12.04 slow performance [duplicate]

Just installed Ubuntu 12.04 64-bit on my ACER 5742 laptop. The performance is really slow. While browsing pictures in Google, occasionally my system just freezes for about 5 seconds. Also, ...
3
votes
1answer
2k views

How to speedup Ubuntu when user home directory on NIS/NFS?

I discovered that Ubuntu 11.04 is kinda slow when you have your home directory on NFS, even when NIS itself doesn't have any performence issues. Still it seems that many applications including ...
3
votes
1answer
342 views

Slow flash on certain web pages

When trying to use www.songsterr.com for listening guitar tablatures i get a few second lag between diplay and audio. Also, while playing on chesscube.com, moving the pieces is quite horrible because ...
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5answers
1k views

How can I improve performance and user experience in 11.10 (boot + shutdown time, graphics, …)

I've been dual-booting with Ubuntu and Windows since Ubuntu 9.04. This was the first time I used Ubuntu and was really happy with it. The boot and shutdown time was very nice and much shorter than on ...
3
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1answer
4k views

How do I disable TCP Window Scaling?

TCP Window Scaling is part of RFC1323 - TCP Extensions for High Performance I'm on Ubuntu 10.10 at the moment. For an immediate effect I have run the following: sudo sysctl -w ...
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2answers
2k views

Video performance on a Lenovo T520 is slow

I have a new Lenovo t520 with 8gb memory and a i7 cpu. It's the first time I 'really' install Ubuntu on a pc. I have about six months of experience with Ubuntu as a guest OS on Windows in a VM. Now ...
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2answers
1k views

Slow Ubuntu 10.04 after long time unused

I'm at spring break so I'm back at my parent's house. I've turned my computer on which has been off since January and its unusably slow. This was not the case when I last used the computer in January. ...
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1answer
2k views

Can I configure Mutter to unredirect fullscreen windows?

I tried a Google search on the subject; however I came up with nothing. Is there a way I can enable this option so I can enable good 3d performance while using Unity?
3
votes
1answer
446 views

USB write speed irregular

I would like some advice on why this is happening to my USB devices... I have tried a few USB 2.0 pendrives, FAT32, EXT4, NTFS. All no more than 16 GB big. Read speeds are fine (25-27MB/s) Write ...
3
votes
1answer
638 views

SD Card Transfer very slow

I copied some MySQL-DB stuff to my Class 6 SD card. It needed 45 min. for the transfer. Same machine with XP it does it in a few minutes, with Win7 on another machine transfer is also fine. Checked ...
3
votes
2answers
2k views

Performance issues with Radeon HD 5450

I have a Radeon HD 5450 graphics card. Running Ubuntu 10.04. When I install the proprietary graphics drivers I get good video rendering (YouTube) and appropriate screen resolution. But when I open a ...
3
votes
1answer
397 views

Why doesn't GNOME Shell run smoothly on my hardware?

I'm having problems running GNOME Shell with my NVIDIA 7025/nforce 630a (on-board). The animations don't run smoothly when I configure my BIOS to give 512MB to the chipset. The only solution I've ...
3
votes
2answers
1k views

Graphics performance of 945GME

Edit: Since setting Appearance -> Visual Effects up to a stunning "Normal", I now get ~35 FPS in glxgears right after login, with nothing else running :( I'm getting terrible graphics performance in ...
3
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1answer
2k views

Why four tasks named kslowd eat CPU time?

I installed Unity on my Belinea o.book 13011. Now there are four Tasks named kslowd000 to kslowd003. Each task uses 10-15% CPU, expect there is another Task that needs more. So the CPU Fan is ...
3
votes
1answer
894 views

Why are all hard drives slow on my Ubuntu system?

On my computer, which dual-boots Ubuntu 12.04 LTS (kernel 3.5) and Windows 7, the hard drive speed is very fast on Windows but very slow on Ubuntu. The slowness remains when I boot on an Ubuntu Live ...
3
votes
0answers
351 views

Slow loading of pages (browser performance)

I have Ubuntu 12.10 installed. I notice for certain webpages, firefox and chrome both load them very slowly. In fact, while text content loads quickly, both of the browsers seem to be loading ...
3
votes
0answers
184 views

Recent 12.04 Upgrade Makes My System and Internet Run Extremely SLOW! [closed]

I'm running a Dell Inspiron 1564 with Windows7/Ubuntu dual booting. I haven't logged into the Ubuntu OS partition for some time until recently (trying to force myself into a Linux environment to ...
3
votes
1answer
396 views

Unity 3D Display Lag [closed]

I find that there is quite a lot of lag when using Unity after upgrading to Precise. It seems that when I first start up the computer, everything is fine, but then if I put the computer on standy for ...
3
votes
1answer
151 views

What processes should be ioniced for a responsive desktop?

My goal is to intelligently and permanently ionice the processes on my desktop for responsiveness under heavy disk and network load. By permanently, I mean that any changes made to the system will ...
3
votes
1answer
468 views

Downloading large files hangs system

When Im trying to download large files, i.e. 1gb or more under FireFox, first of all it starts with very big download speed and in few seconds in almost get up to max (~11 MBps). It is downloading ...
2
votes
3answers
7k views

Fastest Ubuntu Version?

Oneiric is giving me a really bad performance at the moment and and I want I go back to a faster Ubuntu version. Would 10.04 give me a good performance??
2
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4answers
3k views

Poor performance when looking at Youtube videos

I am using Lenovo computer having the following configuration: 516 MB RAM and 3.06 GHz CPU When I installed 11.04, the system was getting very slow. From the Internet, I read an article that Lubuntu ...
2
votes
2answers
4k views

Poor System performance on my machine running Ubuntu 12.04(Beta 2 updated to the present moment)

Why is it that my system dies when multitasking(it is happening from 11.10) on Ubuntu11.10(Unity), Kubuntu 11.10(KDE) and Deepin Linux which is based on 11.10(Gnome-Shell) The thing is that I thought ...
2
votes
3answers
398 views

What distro of ubuntu to choose when I focus on performance? kubuntu? [duplicate]

Possible Duplicate: Lighter in CPU/Memory Usage: Lubuntu or Xubuntu I do have an old laptop. it has 512mb of ram and weak processor. I would like to use it only for internet(www and email). ...
2
votes
2answers
323 views

What packages/programs should I install to get better graphics and performance on gaming?

So, I want to install some packages/programs to get better graphics and performance while playing a game on Ubuntu 11.10. What packages/programs you guys recommend to me?
2
votes
3answers
171 views

No visible performance increase with Radeon 5450 and OSource drivers

I have been running my machine without GPU for a while with decent results (no lag for a decent internet use, videos read smoothly and 2D gaming is OK). But I decided to see what I could get with an ...
2
votes
1answer
2k views

Firefox consuming wildly inordinate amount of CPU

I've got a Firefox process with nothing in it but the Google home page (the "search" page, not the "homey" home page with news etc.) and this site. I've killed it and restarted it multiple times. ...
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3answers
1k views

Performance of 3D applications on Unity/Compiz comparison with other configurations

In the past I have had three important applications having problems with compiz and the proprietary Nvidia graphics driver, they are; Googleearth, The Secondlife client and Blender, compiz and the ...
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votes
3answers
2k views

Does installing zRam have any advantages on a system without SWAP?

Running Ubuntu 12.10 here, on an 128Gb SSD and a 4GB RAM system. Ever since I installed the OS, I realised that I dont need the swap partition, as I never use the hibernate function and rarely run out ...
2
votes
2answers
573 views

Improve Ubuntu 12.10 performance on VM

I am using Ubuntu 12.10 on a virtual machine in Win7. It is really slow and I wanted to ask what can I do to improve it. I have set 2GB RAM(from 4GB on physical machine) and 16GB hard disk for the ...
2
votes
2answers
6k views

The performance governor for cpufreq doesn't seem to behave as advertised

The kernel in use: 3.2.0-23-generic on Ubuntu 12.04LTS For example, I issue the following command: sudo cpufreq-set -c 0 -g performance Then I go to /sys/devices/system/cpu/cpu0/cpufreq and type ...