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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2
votes
1answer
600 views

Slow FX/Unity perfomance in a Intel(r)915G/915GV/910GL Graphics, can be improved?

Since I upgraded Ubuntu to 13.04, last Friday, FX on Unity is very slow. This is a pretty annoying issue, because everything has an FX: Launcher menu, Appl. Switcher and so on. I tried to disable ...
1
vote
0answers
87 views

Ubuntu 13.04 is operating too slow while plugged in for charging

Hardware: • 8GB RAM • 1TB hard disk • AMD A8 Quad Core processor My problem is: As soon as I plug in my computer for charging, my system performance gets extremely slow. Please help me out.
1
vote
0answers
24 views

How can I speed up this system? [duplicate]

I'm running a "nettop" computer which is a rather low-end performer. It can probably run better (=faster) than it does simply by adjusting it in some way, because I guess that the standard ...
1
vote
1answer
425 views

Do I have the correct Drivers for my machine?

I just installed Ubuntu 12.04 LTS on my Acer Aspire 7745G. It is definitely running slower than it should. Here are my machine specifications: Memory: 15.6 GiB Processor: Intel Core i7 CPU Q 720 @ ...
1
vote
0answers
50 views

Restored systray sometimes disappears from screen [on hold]

I use Unity with restored systray from timekiller repository. I had no problems with it until there was an update in proposed repository. I realized my mistake and downgraded it because it was really ...
0
votes
1answer
995 views

Ubuntu 13.04 runs slow

Yesterday I installed Ubuntu 13.04 32-bit on my PC, but it runs slow. I don't know why. I'm a new Linux user in general. Hardware • Processor: Intel Atom CPU N26000 1.60GHz x 4 • Graphics card: Intel ...
0
votes
1answer
2k views

How to uninstall pre-installed programs in Xubuntu

I am just getting into Linux for the first time, and I am loving it. Right now, I am trying to give some older hardware a new breath of life by installing Linux on it. The newest version of Ubuntu ...
2
votes
2answers
622 views

Why is Unity not as smooth with the proprietary Nvidia driver as with open Intel? [closed]

I have a Thinkpad W520 with Intel HD3000 onboard graphics as well as an Nvidia 1000M graphics chip, and I'm running Ubuntu 13.04. I experience a rather big difference in how smooth Unity appears with ...
2
votes
2answers
3k views

How to set cpufreq governor to performance?

I am on Ubuntu 13.04 64-bit. I have heard that setting the cpufreq governor to performance will, well, increase performance. Unfortunately, I am a bit of a newbie at this sort of thing, and I am not ...
1
vote
2answers
71 views

Performance issues after upgrading to 13.04

I've recently upgraded to 13.04 from 12.04 and I've experienced some performance issues with games (mostly) I wasn't having with 12.04, relatively simple games like xonotic freeze my system after an ...
2
votes
0answers
993 views

very high IOWait + extremely slow hdparm -tT

I have been running 12.04 on my Fujitsu Siemens Lifebook E751 for almost a year without any problems, and then several days ago I noticed a very high CPU IOwait that makes the system poorly responsive ...
0
votes
1answer
161 views

Why does CPU usage remain at 100% after running Mathematica 9?

I have installed Ubuntu 13.04 and Mathematica 9 on a Sony Vaio VPCEA36FG. When I run a program in Mathematica, CPU usage rises to 100%. This is a normal. But when Mathematica finishes computation, ...
0
votes
1answer
161 views

Unseen process using up all the memory?

I'm running low on memory here: $ free -h total used free shared buffers cached Mem: 1.9G 1.9G 83M 0B 28M 394M -/+ ...
0
votes
3answers
251 views

why ubuntu os is too slow [duplicate]

Specifications: samsung mini laptop model code NP-N100S-E01 N100S-E01 RAM= 4GB HARD DISC=320 GB PROCESSOR= INTEL ATOM PROCESSOR ATOM PROCESSOR N2100 I am installing Ubuntu 13.x OS ...
1
vote
1answer
205 views

How to fix slow-performing machine?

My laptop is a Compaq nx6110 with 1 GB RAM. Before Ubuntu, XP was originally installed on it and was not too slow. But after I installed Ubuntu 13.04 (replacing XP) it is too slow. Even YouTube ...
0
votes
1answer
3k views

What are offical requirements for Ubuntu 13.04? [duplicate]

I have A Pentium Dual Core 2.50 Ghz and having 2GB DDR2 ram and 512 MB Nvidia 8 Series graphic card. Will Ubuntu 13.04 run on my system faster than Windows 7. Would I be able to run 64 Ubuntu on my ...
0
votes
1answer
474 views

can my 2 GB sd card be used as ram like in windows 7? [duplicate]

I'm trying to increase the ram on my old computer with a 2 GB sd card. You can configure Windows to use an SD card like RAM and I'm wondering if Ubuntu has that same ability.
5
votes
2answers
707 views

How do I improve GUI performance on AMD E2-3200 APU?

I have an AMD E2-3200 APU (integrated Radeon GPU in CPU), running Ubuntu 12.10 (generic Ubuntu image, Linux 3.5 kernel). My ubuntu works too slow on GUI related process. I wonder what is the best to ...
3
votes
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 ...
0
votes
2answers
3k views

How can I figure out what polkitd is doing with so much of my system's resources?

I'm running 13.04 on an acer c7 (chrubuntu 12.04 install then two system upgrades) and now whenever I use my computer for more than a few minutes, it slows down as polkitd, dbus-daemon, ...
0
votes
1answer
162 views

Ubuntu 13 slower than 12

I've been using Ubuntu for quite a while now, mostly 12. I recently updated to 13 and the most noticable change is that it's overall slower than 12. In particular, moving windows on the screen is very ...
0
votes
1answer
168 views

High CPU on video chats : any options?

With googling and finetuning, I've always been happy with Ubuntu. But now I can't find a solution anywhere for the high cpu usage of video conferencing. I have an Asus 1215B eeepc, since more than a ...
0
votes
3answers
2k views

Ubuntu 13.04 is slow on my PC [duplicate]

I have recently installed Ubuntu 13.04 on my PC, and it's quite slow. I'm not sure what is causing the trouble, but it looks to me like it's Unity, because all the applications take a long time to ...
0
votes
1answer
1k views

Messed up with sysctl settings on Precise. Is there a way to restore defaults?

In a quest to improvise internet speed on my slow broadband, I messed up with the below tcp settings in sysctl.conf after following instructions from here. I edited the sysctl.conf, performed "sysctl ...
1
vote
0answers
213 views

Which is the light one? Openbox or IceWM for ubuntu 12.04 LTS?

Which is the light one? Openbox or IceWM for ubuntu 12.04 LTS? i want to install on Ubuntu LTS, and i really need it because the hardware accelerate of unity 3D make my battery drain faster on ASUS ...
0
votes
0answers
46 views

Help with Kubuntu slow system [duplicate]

I was wondering if I could get some help with my Kubuntu installation on a friend's old laptop. Got Kubuntu 12,04 running on an old Asus x51r, dual boot with Vista, which I won't be using at all ...
2
votes
0answers
354 views

Hard Drive too slow

My computer has been going too slow since I remember, I tried several tips I found on Internet but nothing worked. After spending some time searching about the problem I found that it might be my hard ...
0
votes
0answers
6k views

How do I speed up my performance on my Ubuntu 13.04 VirtualBox Virtual Machine? [duplicate]

I'm having trouble using my Ubuntu VM (virtual machine). Here is all the information shown on my VirtualBox Manager: General: Name: Ubuntu 13.04 I Operating System: Ubuntu System: Base Memory: 512 ...
1
vote
2answers
238 views

Is this normal CPU/Memory usage for a system that runs nothing but Ubuntu as they start up?

Is this the expected CPU/Memory usage for a pure 13.04 64bit system? I run nothing more than Ubuntu as they are at the moment of the screenshot. ps faux output: pastebin
0
votes
0answers
447 views

Ubuntu 13.04 is extremely slow [duplicate]

I have installed Ubuntu in my desktop (AMD sempron LE-250 2.20GHz 2GB RAM) and is really, really slow when doing simple things like looking for my computer specifications, the mouse moves slow, the ...
2
votes
2answers
699 views

My computer runs slower now on Ubuntu

Recently I have been noticing that my laptop's speed has decreased after installing Ubuntu. I am on a MacBook Pro and I have 4.2GHz and 4GB of RAM. I used to play games like Minecraft before on it ...
2
votes
1answer
292 views

Can I enhance the performance of ubuntu using a sd card by in anyways?

I'm just curious if it is possible do it. I have a spare 4gb sd card.
3
votes
6answers
2k views

Integrated graphics: does Ubuntu work better with Intel HD Graphics 4000 or with an AMD APU (AMD Radeon 7660D)?

I'm planning to build a computer for myself, on which I'll install Ubuntu 13.04 64-bit. This computer will be used for light gaming and office work. In order to save some money, I'm planning to use ...
9
votes
3answers
3k views

Computer running very slowly under 13.04

After having some bouts with windows 8 I decided to throw it out and run Ubuntu as the main operating system. Currently I am having some problems with performance: Even when running the simplest ...
0
votes
1answer
349 views

Why is find running here?

I noticed very high IOwait, even copying/pasting from NetBeans to Firefox was taking several minutes and hanging for a long while. In powertop, I noticed: Usage Events/s Category ...
-1
votes
1answer
147 views

Automatically checking system performance

Is there any program out there for Ubuntu that check system performances and specs?
0
votes
2answers
268 views

Ubuntu 13.4 starts super-slow (90 seconds) on a 2x 2GHz / 4GB Ram laptop

Ubuntu needs 90 seconds to start, Windows 7 only needs 45 seconds. Here is the generated bootchart: Click. I hope you can tell me where it wastes it's time. Laptop specifications: 2x 2GHz, 4 GB Ram
0
votes
1answer
142 views

Performance on laptops running very slow

Hi I am running a duel boot win 7 and Ubuntu 13 32bit on a hp pavilion i7 1.6Ghz cpu and 6 gig ram and ati graphics, I have in the past run other Ubuntu’s and even Linux operating systems and all of ...
0
votes
2answers
151 views

System periodically stalls for less then 1s then resumes normally

Periodically my system stalls for a short while (less then 1s). When it occurs, the mouse pointer hangs or stutters and my keyboard input doesn't show up on the screen. After it's done, the keyboard ...
1
vote
1answer
1k views

Ubuntu 13.04 Running very slow

I just installed Ubuntu 13.04 64. The HD was clean and nothing was on it when I did the install. I have Windows 7 installed on another drive and it runs smooth. The problem I'm having is it is ...
1
vote
1answer
66 views

architecture-independent performance monitor tool

I got to know "perf" tool in "linux-tools-3.2.0-43" for Ubuntu 12.04 which can monitor the performance counts for some micro-architectures, however, the tool is dependent to the cpu architecture and ...
4
votes
3answers
4k views

Recommended testing tools to test MySQL performance?

What is the recommended tool(s) for testing the performance of MySQL 5.5 (innodb) under Ubuntu 12.04? We have purchased a new multi-cpu multi-core server to replace our current MySQL dual-core ...
2
votes
3answers
3k 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 ...
1
vote
1answer
681 views

Advantages of alternative kernel

Recently I have seen an WebUpd8 article about an alternative kenrel to the stock Ubuntu kernel, the pf-kernel, that supposed increases performance. I am running Ubuntu 12.10 using kernel 3.5.0-30 ...
1
vote
1answer
289 views

13.04 sluggish after installation, live-cd was fast

I just installed a fresh 13.04 on my macbook, but after the installation it's a bit sluggish. Several problems occur: In chromium and firefox, on google.com, the autocomplete search bar lags. ...
6
votes
2answers
10k views

Ubuntu 13.04 CPU frequency scaling 'stuck' on lowest frequency

I've just installed Ubuntu 13.04 on my MacBook Air, after toying around for awhile the machine felt really slow, so I checked out the CPU frequency. cpufreq-info, it reports 800MHz on all 4 cores ...
1
vote
1answer
2k views

The most optimal operating system to host virtual machines

I have a laptop Toshiba Satellite A505 with following features: Intel Core i3 processor 8kB L1 cache, 64 kb L2 cache, 256kB L3 cache 4 GB RAM 500 GB HDD I have used many operating systems on it. ...
1
vote
2answers
619 views

Why is ubuntu so slow on windows 7 capable system? [duplicate]

I love Linux and I think it is the best OS out there, but for some reason it is noticeably slower than windows 7 on my machine. It hangs a lot, and none of the animations are smooth. It is a HP ...
0
votes
0answers
27 views

What are relevant disk benchmark settings for a desktop system [duplicate]

NOTE: This is not a question about which tools to use to fine tune disks. I am about to replace an HD with an SSD and also to fine tune some of the disk settings. Also, I might distribute my ...
-1
votes
1answer
132 views

Is this Ram usage normal?

My system is Ubuntu 13.04 64 bit + Unity and it uses ~600mb with no other processes-apps open and with preload 900mb, just the core system. Is this the expected amount? It seems a bit steep to me but ...