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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1
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2answers
325 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
900 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 ...
3
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2answers
682 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.
4
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6answers
3k 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
647 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
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1answer
233 views

Automatically checking system performance

Is there any program out there for Ubuntu that check system performances and specs?
0
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2answers
289 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
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1answer
165 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
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2answers
200 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
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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
72 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
8k 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
4answers
6k 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
900 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
305 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. ...
9
votes
2answers
13k 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
3k 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
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2answers
780 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
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0answers
28 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
156 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 ...
1
vote
1answer
355 views

Troubleshooting poor performance with ATI HD 5800 GPU

I am attempting again to solve problems between ATI Radeon HD 5800 series (5830) GPU and Ubuntu. Three months ago I posted: Display difficulties with Ubuntu 12.10, Dual Monitors, and ATI HD 5800 I ...
1
vote
3answers
8k views

Optimize Ubuntu 13.04 for netbook (Dell Mini 10v) [duplicate]

I have some slight glitches running Ubuntu 13.04 in my old beloved Dell Mini 10v. How can I optimize the graphics for it? It has got 1Gb of RAM and an N270 Atom processor. Very minimal graphics too. ...
2
votes
1answer
9k views

How to disable Ubuntu 13.04 Unity fancy visual effects?

Unity works very fast but pretty unstable on my PC (with Intel GMA X4500HD video card). For example the Ubuntu purple-black splash screen is stuck as the desktop background (changing it in the ...
1
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2answers
4k views

Bad 3d performance of intel ironlake

I'm using ubuntu 13.04 and got VERY bad 3d performance with intel ironlake comparing with a windows installation. Is there any way I can improve this? I already tried various paramaters of the i915 ...
2
votes
1answer
14k views

Ubuntu running slow on my good machine!

Its fixed now :) I just installed Ubuntu on my PC. I lag a lot. My pc runs all other OS' at high speed, but ubuntu lags like hell. It worked on my old laptop. My Specs: XFX AMD Radeon HD 7870 ...
0
votes
2answers
1k views

Poor performance for VMWare workstation 8.0 with Ubuntu 12.04 on ThinkPad w530

I am having ThinkPad w530 with 16 MB RAM and it has intel core i7 processor. I just installed VMWare Workstation 8.0 and I created a Virtual machine for Windows 7.0. The performance of the virtual ...
1
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1answer
273 views

Slow and freezy 13.04 system under Nvidia graphics

I have the same problem under 13.04, I have Nvidia C73 (GeForce7100/nForce 630i) and it freezes randomly when I use Unity icons, the system is pretty slow anyway. I tried the opensource x-org driver, ...
6
votes
1answer
2k views

Is it possible to use both SLI and two monitors at the same time on Ubuntu with Nvidia?

I'm completely and utterly baffled by my inability to use both SLI and a dual monitor setup, even with Nvidia's latest proprietary drivers. Now I have to choose between the ergonomic and productive ...
2
votes
1answer
2k views

How to Limit the CPU usage for a process and its Children wether there is another process demands resources or not

i was wondering about something like CPUlimit to limit the process CPU usage but i am aiming to apply the same percentage of usage for its children processes too automatically without adding them ...
0
votes
2answers
163 views

Reduced performance in bumblebee after 3.0 to 3.2 update

I had installed bumblebee 3.0 for my nVidia geforce 635M card in ubuntu 12.10 and got instant results - temp ad fan speeds reduced, batt backup extended to almost 6 hrs. (from 1.5-2 hrs earlier) and ...
1
vote
2answers
14k views

Performance problems with 13.04 and virtualbox [duplicate]

I just installed Ubuntu 13.04 (daily, full updated) and installed Windows 8 in virtualbox. When Windows 8 is running a have huge performance issues on Ubuntu. Last week I had the same setup with ...
11
votes
4answers
31k views

Unity 2D on Ubuntu 13.04? Or is it too fast to matter

I've consistently always needed to stick to older computers at home. I've tried both 'Unity2D' and '3D' on my present computer (Toshiba Satellite, ATI Mobility 4200 series GPU, can post lshw if it's ...
0
votes
1answer
235 views

Please help me speedup my Ubuntu 12

top - 08:28:09 up 12:59, 2 users, load average: 0.59, 0.47, 0.35 Tasks: 200 total, 1 running, 199 sleeping, 0 stopped, 0 zombie Cpu(s): 7.1%us, 2.7%sy, 0.0%ni, 88.1%id, 2.0%wa, 0.0%hi, ...
1
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0answers
2k views

GeForce 8600M GT: Nouveau performance better than proprietary driver?

After installing Ubuntu 12.10 on this computer, I installed NVIDIA's proprietary driver, since I might want to play a few games. I soon started having problems with video and audio. I'd be watching a ...
0
votes
1answer
45 views

Occasional latency spike between two servers

4 servers on a private network which all talk to each other using dedicated 1gbps network adapters. When I mtr from one to another, out of 100 requests, I'll get 98 that are 0.2ms or 0.3ms, 1 which is ...
1
vote
0answers
92 views

12.04 LTS YouTube laggy after update [closed]

I am using Ubuntu 12.04 LTS on a very old laptop, probably was made 7 or 8 years ago. It ran very good for a long time. However, after the recent system update YouTube videos on Chrome became ...
4
votes
2answers
118 views

Many games stuttery - nvidia

Many games I play are stuttery, (run at a fine fps, but pause randomly every second or so). This happens both when running a native game such as Amnesia, and a game through wine like LoL or WoW. ...
1
vote
1answer
151 views

Is there a user-friendly setup to reduce performance and fan thresholds?

My Dell Vostro 4450 with Ubuntu 12.04 started heating (>95°C) when its on heavy load and charging battery (sometimes it freezes in this conditions). When on heavy load but using battery, it stabilize ...
0
votes
1answer
1k views

Mysql very slow on (fast) development laptop

[Solved] Ubuntu 12.10 x64 new i7 laptop, mysql default installation. Importing a 6 MB dump file (a empty drupal dump made mostly of INSERT INTO statements) takes ~30 minutes, on other PC takes less ...
1
vote
2answers
1k views

defragmenting and increasing performance of old lubuntu system with swap partition

I am using the latest Lubuntu on an Intel Celeron 1.7Ghz and 512MB RAM. Lately system performance has deteriorated significantly. The hard disk is an 80GB IDE drive and we suspect it to be the ...
4
votes
2answers
3k views

How to monitor disk activity?

How do I view my Disk Activity on Ubuntu? For example, How can I monitor what is being written and read from disk as well as the percentage of disk usage? I am looking for an application similar to ...
3
votes
3answers
5k views

What alternatives to Nautilus exist which are more responsive? [duplicate]

I like Nautilus, but it suffers from lag when navigating between folders. I estimate the delay at somewhere between 300ms-800ms. Not much, but enough to notice and feel sluggish compared to Windows ...
4
votes
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 ...
1
vote
1answer
85 views

What format is used in the LXC config file to specify control group settings?

I want to limit the CPU shares of available to two LXC containers running. It appears that this is done by adding the control group definitions into the LXC config file. But what's the format? The ...
8
votes
3answers
10k views

How to run Ubuntu without GUI in Virtual Box?

I have a Windows XP laptop, in which I run VirtualBox with the latest Ubuntu, my hardware is little old, so running the latest version of Ubuntu inside Virtual box is kind of a hassle, very slow ...
5
votes
1answer
504 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 ...
1
vote
1answer
119 views

Unity Dash extremely laggy

I'm running 12.04 64bit. I've been running gnome shell for a while and decided to give Unity a try. I logged out and back in with the Unity Shell selected. I noticed that, sometimes when I press the ...
2
votes
1answer
543 views

12.04 running slow on my machine

Hi I'm very new to Ubuntu 12.04 LTS and having installed it on albeit an old laptop I have found it to be very slow. I have a feeling this is more likely to do with my hardware but I'd appreciate any ...