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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1answer
1k views

Low graphic performance with Mobility Radeon HD 4200 under Unity3D

On my Lenovo Edge 11" I got Ubuntu 12.04 installed. It runs with a ATI Mobility Radeon HD 4200 (RS880M) and the additional ATI drivers are correctly installed ("lshw -c video" gives me a correct ...
10
votes
9answers
7k views

Is 1GB RAM with integrated graphics sufficient for Unity 3D on 12.04?

I have been using Ubuntu since Hardy Heron (8.04). I used Natty, Oneiric with Unity. But When I recently (more than 1 month now) upgraded My Ubuntu to Precise (12.04), the performance of my laptop is ...
1
vote
1answer
504 views

Why is my AMD Quad 645 CPU running at 800MHz per core on Ubuntu 12.04

I've just loaded Ubuntu 12.04 onto a brand box with an AMD 645 quad CPU with 8GB RAM. In the BIOS it says, the CPU is running at 3100MHz. However when i boot into Ubuntu 12.04 it says 800MHz? I've ...
1
vote
1answer
1k views

Lightweight browser for ubuntu jaunty

I am looking for a lightweight and stable browser for ubuntu jaunty. I tried midori, however the version from the jaunty-repository seems not to be very stable (crashes for example when going to ...
4
votes
0answers
14k views

Details window showing “unknown” driver for Graphics [duplicate]

Possible Duplicate: How can I get my graphics card to be recognized in System Info? I have Intel Graphics Card, which have model number GM965. It is on a Notebook, (Lenovo 3000 Y410). My ...
-1
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1answer
2k views

Slow performance on HP DC7800 SFF desktop [closed]

I have installed latest Ubuntu 64 bit on the hp dc7800 with core 2 duo e6550. It has 2gb ram. Not a stellar machine, but I'm getting very poor performance. Windows and applications are slow to open ...
1
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1answer
1k views

Does using both tmpfs and zram make any sense?

I wondered if tmpfs and zram do negatively interfere with each other in any way? After what I've read about it I'm unsure whether there is a positive cumulative effect accomplishable with that ...
3
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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
3k 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
votes
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 ...
0
votes
1answer
631 views

I have slow performance on my Ubuntu installation, what can I try? [duplicate]

Possible Duplicate: How can I improve overall system performance? Everything I do on Ubuntu takes ages, what can I do to speed things up?
5
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4answers
10k views

Install Desktop Environments or use different distributions [duplicate]

For you that have tested this, should we use Ubuntu and install different Desktop Environments (KDE/XFCE...) or we should install different distributions (Kubuntu/Xubuntu...). Are there any notable ...
0
votes
2answers
23k views

Why ubuntu 12.04 Operating System too slow..?

I was using ubuntu 10.10 from last year. every thing was Ok with that. recently I've installed Ubuntu 12.04 in place of 10.10, after installing that on my Dell laptop, I started to feel uncomfortable. ...
0
votes
1answer
889 views

Will dual booting Ubuntu alongside Windows affect Windows recovery or overall processing speed?

I want to install Ubuntu 11.10 on Lenovo y560 as a dual boot alongside Windows 7. Will this installation harm the auto recovery of Windows 7 and how will it effect the processing speed?
4
votes
1answer
661 views

Why is ecryptfs so slow when running du -s?

I have been using Ubuntu's encrypted home folder system for some time now and have not really noticed any slowdowns except in two specific cases. When I run du -s in my home folder, it takes several ...
3
votes
3answers
12k 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, ...
5
votes
2answers
5k views

Why is there no oprofile in 12.04?

I've upgraded a ubuntu server from 11.10 to 12.04. The oprofile package i installed is missed. As shown in https://launchpad.net/ubuntu/precise/+source/oprofile/0.9.6-1.3ubuntu1, oprofile seems to ...
2
votes
0answers
141 views

What flags can I add or are added when loading the kernel to enhance Sandy/Ivy Bridge performance

Are there any flags in Ubuntu 12.04 that I can add or are added already that when loading the kernel it enhances the performance of Sandy or Ivy Bridge hardware? In my case my motherboard is the ...
1
vote
3answers
2k views

Ubuntu running slowly after installation and also hangs

I just installed Ubuntu 12.04 LTS on my machine alongside Windows 7. After that, Ubuntu runs slowly on my system and sometimes it hangs. What could be the problem? System specification: Memory: 1 ...
12
votes
2answers
20k views

VNC session very slow in 12.04 compared to older versions

I have a 12.04 X64 Desktop install on a machine where I previously had 10.10. Previously I've used both the built-in vino and tightvncserver to provide the VNC session. I connect to them using Chicken ...
5
votes
1answer
10k views

Bad 3D Performance in Ubuntu 12.04

I already posted a question before but I didn't really get any advice/help. I'll be a bit more brief/general in hope it'll help. I have an MSI HD 7850 with the Catalyst 12.4 drivers installed. I've ...
5
votes
2answers
3k views

How can I turn off “eye candy” and make Ubuntu run as fast as possible?

For example in Windows XP (and onwards), you can Right Click My PC -> Properties -> Advanced System Settings and disable a whole slew of features that turn off eye candy and make the computer ...
7
votes
4answers
4k views

What to do against game performance drop in 12.04 when using unity (3D)?

I experience a huge drop in game performance since my fresh install of ubuntu 12.04 My PC consists of an Nvidia Geforce GTX 460, AMD Phenom II X4 965 CPU and 4GB of RAM and I use nvidias proprietary ...
1
vote
1answer
963 views

Can I use Ubuntu on this desktop (for gaming)?

This is my first post. I know there are a lot of VERY similar questions like this, but no one has my PC specs or i didn't found one with them. Well, here is the story. Since 2010 i have been using ...
1
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3answers
9k views

How can I fix the lag when running Ubuntu installed on a USB drive?

I recently did a fresh install of Ubuntu 12.04. I did it on a 16GB USB flash drive, with 964MB for swap and 13.97GB for ext3. System specs: 2GB DDR2 RAM (800~ frequency range) 3.14GHz single core ...
2
votes
1answer
721 views

Cross-platform performance testing tool

I want to compare operating systems by performance on my hardware. Is there a cross-platform tool for doing it? I need results of CPU and graphics performance.
5
votes
2answers
2k views

Can an external flash or hard drive be used to boost performance, similar to Windows' ReadyBoost?

I have a number of spare external hard disk drives lying about the place and I was wondering if there is any practical way of using an external hard drive or USB flash memory drive to boost ...
5
votes
1answer
1k views

Removing Annoying Delay in optirun

Can I somehow remove the ~4 seconds delay present in calls to optirun? I need my compiler-run iterations to run faster. Does bumblebeed play a role in this? I'm sitting on Ubuntu 12.04 on an ASUS ...
3
votes
0answers
477 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 ...
-1
votes
2answers
605 views

Ubuntu is really slow

I installed Ubuntu through out Windows. I know it should go a little slow, but it is quite a slow and my chipset makes noise as it where working really hard. Windows 7 works fine. My computer is an ...
0
votes
1answer
2k views

How do I install Anything-sync-daemon?

From the Arch Linux wiki: Anything-sync-daemon (asd) is a tiny shell script designed to manage target directories in tmpfs and to periodically sync them back to your physical disc (HDD/SSD). This ...
16
votes
3answers
26k views

High CPU usage while playing Flash

When I play video on YouTube CPU usage rises to 100% in both Firefox and Chrome. What I'm running: Processor Intel Core2Duo E4500 2 x 2.2GHz Ubuntu 12.04 amd64 with latest updates Flash Plugin ...
6
votes
7answers
2k views

Will Ubuntu go faster with Ubuntu 2D instead of Ubuntu 3D?

I tried both Ubuntu 3D and 2D, and it looks as if it goes fast in both, except when I open the dash menu (in 3D), it goes too slow. If I resize the Dash, it goes a little slowly, but not too much. Is ...
27
votes
7answers
27k views

Is it normal for compiz to consume 40% of my CPU with no other programs running?

When I have no other programs running, compiz takes up at least 40% of my CPU. Is this normal? If it is normal, is there anyway I could make this program take a smaller percentage?
1
vote
1answer
1k views

Shared folder access from ubuntu is too slow

I've a NAS. From a windows machine it takes 1 or 2 seconds to access shared folders. From Ubuntu (11.10) it takes half a minute only to shows me the credential dialog box and another half to log in ...
0
votes
1answer
708 views

Poor Xorg Intel GM45 Performance after 12.04 Upgrade

Just upgraded to 12.04 and my video performance feels a lot worse. Running an Intel GM45 with dual 1280x1900 screens. When I switch to a single screen performance is much better. This was the same ...
0
votes
4answers
7k views

Ubuntu or Xubuntu for old PC with P4 2.8Ghz, 2GB RAM?

What should I install on an older PC with a Pentium 4 2.8 Ghz processor and 2GB RAM? Ubuntu 12.04 or Xubuntu 12.04? Or lets ask: would Xubuntu run much smoother than Ubuntu on this old computer?
1
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4answers
4k views

Huge performance issues with nVidia GeForce 7100

There are several reports that say that there are serious performance issues using 12.04 and nVidia 7100. Are there any work-a-round in sight?
1
vote
3answers
148 views

Does creating and working with a encrpyed folder using “ecryptfs-utils” pose any extra pressure on the CPU?

I was thinking about creating a folder which I only can access. I want to know if I create the private folder, does it going to degrade the cpu performance as it may result in heavy encrypting and ...
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 ...
0
votes
1answer
347 views

My logon and logout taking too much time ! is there a way to make them fast ?

I regularly use bleachbit to clean my system. Though Login and Logout now taking lots of time.Is there a way to make at least Login faster ? I have done some Kernel updates. I have three different ...
3
votes
2answers
1k 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 ...
1
vote
2answers
354 views

Intel Graphics Board doesn't run great at Ubuntu. Help me?

It's my first ask here, so sorry for something... I have a notebook ( 3Gb Ram, Core 2 Duo @ 2,1Ghz , Intel Graphics 4 1GB Onboard) and when I open more than 3, 4 softwares, and try to alternate ...
0
votes
2answers
764 views

My laptop hangs a lot

My laptop is 1G ram and 120G hard-disk 1.68HZ processor , I've both Ubuntu and Windows7 on my machine For the last few days, my laptop, running Ubuntu 11.10 has been hanging a lot. A lot of the time, ...
3
votes
1answer
3k 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 ...
2
votes
1answer
948 views

Why does Ubuntu/Linux's UI performance seem to be so much slower than Windows? [closed]

I'm a long time Linux advocate and user (since around '98). I rarely boot up Windows, but when I do, it's secretly frustrating to me how fast things seem to be. For example, when you type in Ubuntu ...
2
votes
1answer
188 views

System Slow After Uprading Ubuntu

i have an ubuntu network machine which has release of 10.04.1 LTS Lucid. on this system i have apache, postgresql and django. for some app. development i have to install php and php-curl... due to ...
1
vote
2answers
741 views

NTFS access very slow , perhaps a hang

I installed Ubuntu 11.10 about a month ago. Very nice. I dual boot it with Windows and have run it on VirtualBox. I hope to transition from Windows to Linux this year. I have many files in various ...
15
votes
3answers
7k views

How to diagnose Ubuntu CPU spikes / IO wait?

I'm using Ubuntu and every couple minutes it goes unresponsive for a half second to a full second, which isn't normally a problem but makes trying to code extremely frustrating when your trying to hit ...
2
votes
4answers
4k views

How well does Intel 3000 HD work?

Right now i have notebook with Nvidia 8400M GS (I know, it's not good card) and it's impossible to work normally when i'll plugin external monitor (1920x1080). Windows 7 can deal with it without ...