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
112 views

Performance improvement of Ubuntu on soc board

I am trying to set up Ubuntu on soc board (Cubietruck) which has 8Gb flash, 2 Gb Ram, with external SSD - 128 GB. Currently I have installed the Ubuntu on hard drive. Its performance seems moderate ...
1
vote
0answers
44 views

Basics about Nvidia GPU and graphics performance

Well, I'm new in this OS, and I already love it. Before I had Win7 but I'm not coming back. I installed it yesterday in my laptop, a HP Pavilion dv4-1528la with a GPU Nvidia GeForce 105M. Installed ...
0
votes
1answer
3k views

Nvidia-settings PowerMizer performance-mode on 12.04.4 64-bit [duplicate]

Whenever I try to set the performance mode of my Nvidia 525M gpu from adaptive to performance, it actually works, but only until I reboot my PC. After a reboot/relog I have to do it all over again via ...
1
vote
2answers
118 views

Slow Performance on 13.04 - Expert Opinion Required [closed]

My laptop is Dell XPS M1330 Memory: 2GB Processor: Intel Core 2 Duo CPU T5450 @ 1.66GHz x 2 Graphics: Intel 965GM x86/MMX/SSE2 OS type: 32-bit Disk: 500 GB Updating myself since 12.04 and now ...
2
votes
3answers
2k views

High cpu use from init and yes [Ubuntu 12.04]

Today, I installed a fresh Ubuntu 12.04 LTS on my Sony VAIO VPCSB. I noticed a high cpu use of init and yes (as you can see below). top - 16:26:16 up 11 min, 2 users, load average: 2.71, 2.86, ...
0
votes
1answer
1k views

What services are safe to disable?

I'm configuring my own server, running Ubuntu 13.04. I'd like to speed up the OS a bit more by removing ‘unnecessary’ system services. Here is what I did: Install and start rcconf to check what ...
0
votes
1answer
26 views

Remove additional processes/services from Ubuntu server

I just installed PostgreSQL 9.1 and its packages: 'postgis and pgadmin' on Ubuntu Server 13.10. Now I'd like to remove any other processes/services on the server in order to improve its performance.. ...
0
votes
1answer
24 views

Speed of Ubuntu within Window

Just a quick question about performance within Windows of Ubuntu. After getting hold of a fairly old laptop, to test my websites created on a mac, and being subjected to endless pause and freezes I ...
0
votes
1answer
779 views

Terrible Luks/dm-crypt performance on 13.10 (Asus Zenbook, SSD, AES-NI supported)

I have a Laptop (Asus Zenbook UX31A) with 124GB SSD. I installed Ubuntu on a encrypted partition and started facing moments of temporary or permanent unresponsiveness. I suspected I/O and did some ...
1
vote
0answers
86 views

Window manager affects 3d performance - how to work around it?

I learned the hard way that enabling compositing VM will affect 3d performance. What can I do today to be able play games on linux with no performance penalty? I guess I could create user with ...
0
votes
1answer
36 views

Gimp “levels” editor starting up very slowly

During the last months, the "levels" editor (Color→Levels) was starting up slower and slower – but only when called up via the menus. Called up a second time by clicking the image (when it was the ...
1
vote
0answers
86 views

Laptop with Battery is faster than Power Connection at Ubuntu 13.04

Recently, I found a very strange phenomenon on my laptop. When the laptop is plug-in the power, then the CPUs work slowly, but when it is unplugged, i.e. it works with battery, then the CPUs work with ...
1
vote
1answer
119 views

How vulnerable are you by installing a desktop on Ubuntu Server? [duplicate]

I've read around that installing an Ubuntu desktop on top of an Ubuntu Server provides security holes and performance issues. But I can't find anywhere as to describe what security holes would develop ...
2
votes
1answer
280 views

Why does rsync slow down my whole computer?

My powerful Linux desktop (12 core, 32GB RAM, SSD, fast processor, ubuntu 13.10) slows down to a crawl when I rsync from my internal drive to an attached USB3 NTFS drive. Typing any command, like "df" ...
0
votes
1answer
278 views

Iris Pro 5200 - performance when running on battery

I have a laptop from System 76 (Galago UltraPro) that runs the Iris Pro 5200 graphics . When I am running the system while plugged in the performance is great. I can play most games without ...
0
votes
4answers
166 views

Ubuntu running very very very very … very slow [closed]

My Specs Inter Core 2 Duo (2.7 Ghz) 1 GB DDR2 Intel Graphics Swap Memory 256 MB Its running too slow Single text file is not opening up in less than a minute Checked system monitor CPU and memory ...
2
votes
0answers
205 views

Poor Gaming Performance in ubuntu

I'm seeing a problem in Ubuntu 12.04 and later. When I boot into a video game like Half Life 2, I get massive lag (FPS drops) and my CPU runs at 100%. My system even lags for games like SuperTuxCart ...
0
votes
3answers
123 views

My PC crashes on Ubuntu

My Compaq PC with Ubuntu 12.04 used to work as it should when all of a sudden, the screen (along with the rest of the system) kept either freezing or crashing. By freezing, the screen keeps stuck ...
2
votes
0answers
153 views

System very slow except while running Smartmontools selftest

I am quite new to Ubuntu. I have a L430 Lenovo with i5-3210M CPU @ 2.50GHz × 4 , 4GB Ram, dual boot with Windows 7. HDD 500 GB TOSHIBA MK5061GSY. Every 10/15 seconds the HDD light turns on for 2-3 ...
0
votes
2answers
86 views

Appalling browser performance despite fast 3G connection

This is a recent problem that is making me punch holes through walls. Two points up front - My connection speed is fine. Using the various speedtest tools out there, it is consistently over 1mbps, ...
0
votes
1answer
235 views

By installing Ubuntu 13.04 on VMWare workstation 9 is running very slow on Host OS Win7 [duplicate]

I have Core 2 duo PC, 2.1 GHz and with 4GB RAM. I have Host OS Win7. I have nstalled Workstation 9 on it, and then Ubuntu 13.04 on to workstation 9. The working of Ubuntu 13.04 is very low. How can I ...
1
vote
3answers
196 views

Will installing Ubuntu using Wubi have any performance disadvantage compared to a full installation?

I wanted to try out Ubuntu. I used Wubi. I really like the appearance and "feel" to it, but it is noticeably slower than my Windows 7. I'm wondering if this is because I am using Wubi instead of a ...
1
vote
1answer
4k views

Ubuntu 12.04 LTS Versus Ubuntu 13.10 [duplicate]

I'm new to Ubuntu and I'm not sure which version to install. Which offers better performance? Which would you recomend? Thanks in advance.
1
vote
0answers
81 views

Gnome3 runs faster when running game

I'm having a bizarre, and kind of funny, "problem"(if you can call it such). Ordinarily, Gnome shell is quite choppy on my system. Sure, it's smooth "enough" and fast "enough" but it most certainly ...
0
votes
1answer
563 views

Why are newer firefox versions so bloated? (30MB --> 150MB) [closed]

I installed firefox 11 on my older machine and it consumes about 30 to 40 megabytes of RAM. Version 23 which was installed by default took at least 150MB. WHAT IS GOING ON? Comparing them by ...
2
votes
3answers
325 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 ...
1
vote
1answer
40 views

Fresh installation running rather sluggish

Good day! Today I installed ubuntu on my home desktop (win 7 is the main OS). To this day I was running it in a virtual machine, but since I will do some of my work from home I decided to install it ...
4
votes
2answers
525 views

Hard drive light is constantly on. What's using it? [closed]

The HDD light is lit solid all day and the system has slowed significantly. Running i7 with 15.3Gb RAM on 10.04 Read though many threads online and checked the I/O which seems to be negligible and ...
0
votes
2answers
1k views

What will be the diffrence in performance between i3 1st gen and i3 second gen on ubuntu 12.04

I was planning to buy a new Laptop. I am confused as on to take i3 first gen and i3 second gen. I will use Ubuntu and majorly use the laptop for writing code. Will there be any significant diffrence ...
0
votes
2answers
83 views

Troubleshooting Software to Show / Solve All Ubuntu problems at once? [duplicate]

This question is merely of general interest. I'm a newbie to Ubuntu and like it quite a lot. However, troubleshooting takes up quite a lot of my time, because I love software and install left right ...
1
vote
1answer
244 views

My new laptop is powerful, How can i use all its power for ubuntu?

I've recently changed my laptop to a much powerful one and i'm wondering how can i tweak ubuntu to use all the hardware power to speed up system. My Previous laptop was a i3 Sony Vaio, And my current ...
1
vote
1answer
97 views

Does Ubuntu Automatically Perform Maintenance in the Background? [duplicate]

I know with windows, it likes to go nuts when you're idling, and I was just wondering if there was any sort of similar maintenance tasks that I should be concerned about with Ubuntu. I know you don't ...
2
votes
1answer
410 views

cpu load not distributed over cores

Under heavy task it seems the cpu load is not spread accross all available cores and fan is triggered wile I am waiting for the opération to perform... Looking at the CPU monitor one CPU is 100% when ...
0
votes
1answer
82 views

Ubuntu - One process running - Tons of memory used [duplicate]

I've installed Ubuntu using the Microsoft Windows Installer, and it's running pretty slow. I've got 3.8 GB ram on my computer, and by running free -m I'm getting the following results : ...
0
votes
2answers
360 views

ls command very slow after deletion of thousand files on a directory

I have a dir under /home/myuser dir which an application stores and deletes millions of temporary files. When I do ls on this dir (now it only has a hundred files only) it is too slow (actually I do ...
0
votes
1answer
182 views

Why does minecraft run so slow?

I played minecraft on this computer until it was updated to 13.04, now I get 1-5 frames per second. These are my specs. Memory:3.9 GiB Processor:Pentium(R) Dual-Core CPU E5500 @ 2.80GHz × 2 ...
0
votes
1answer
52 views

How many users can I create with useradd without having a visible performace degradation

Assuming that I have a PC with 2GHz processor, 4GB RAM. How many users can I create with useradd without noticing a visible change in performance in server file operations like (copying files form ...
2
votes
2answers
182 views

Performance tuning - multiple swap partitions? (command-line)

SUMMARY Does Ubuntu take advantage of multiple swap partitions on separate physical media, from a load sharing point of view? i.e. if one drive with a swap partition is burdened with i/o, will it ...
1
vote
0answers
95 views

Streaming video on Win 8.1 vs Firefox on Ubuntu 12.04

I have a dual boot system, Ubuntu 12.04 and Windows 8.1; just an experimental spare computer, the point here being that the hardware is identical. When using IE and Windows 8.1, I can view streaming ...
0
votes
1answer
101 views

How can I run Ubuntu with minimal system resources?

I installed Ubuntu on a quite old PC (Pentium 4 2GHz on-board graphics). How can I turn off all unneeded effects to speed up the system-experience? I know a better solution would have been to just ...
5
votes
2answers
6k views

Do SSD/HD hybrids increase performance in Ubuntu?

There are mass storage drives that consist of a large HDD and a smaller part of flash memory. From the computer's point of view they act just as a normal hard drive, but internally the disk internally ...
1
vote
1answer
140 views

Slow Lubuntu (memory leaks?) : what can/should I do?

So I have a pretty modern utrabook (1.7GHz Core i5-2557M processor, 4GB of RAM) with Lubuntu on it. It is pretty fast, but sometimes, after quite some while (and many browser tabs open + a rails ...
1
vote
0answers
442 views

My Laptop is running very slow when I installed ubuntu

I recently installed Ubuntu on my laptop, I have a pretty decent configuration that supports windows 8 very fluently but Ubuntu lags a lot while operating. This is my Laptop's configuration: ...
0
votes
1answer
48 views

What causes Ubuntu to become randomly laggy and not fix until I restart?

I can use the computer for 2 hours without a problem, then when I do any random memory hungry action (Youtube Video, starting many application simultaneously) the computer becomes very slow and stays ...
0
votes
1answer
405 views

Bad performance of open source graphics drivers (ATI Mobility Radeon)

I have a performance problem with my Mobility Radeon HD 54__ graphics card using default open source drivers. I'm not talking about games but non-Full HD videos. Occasionally video freezes for a short ...
-1
votes
2answers
3k views

How to speed up Ubuntu 12.04

I am using Ubuntu 12.04 and my system is too much slow, I want to speed it up. I have tried several apps and methods like jupitar, cleaning tmp file, but still my system is too much slow. Here is my ...
0
votes
1answer
59 views

Give a programm an unconstrained amount of RAM

I am running a Linux application, not WINE. How can I find out if it has any memory constraints, if any at all? If it does have memory constraints how can I increase it? I have 12GB of system RAM. ...
0
votes
1answer
436 views

Poor graphic performance with xfce 12.04

I have just installed ubuntu 12.04 and then replaced unity with xfce the way described here. Now the graphic performance are poor. The main two symptompts I see are 1. The graphics of some program ...
0
votes
2answers
577 views

Which version of Ubuntu Should I choose for these specs? [duplicate]

Well, I'm very confused on which version of Ubuntu I should download. First off, my specs are: Intel Core 2 Duo @ 2.4GHz 2GB DDR2 RAM @ 667MHz 250GB HDD GeForce 210 GPU 1GB GDDR3 And I'm ...
0
votes
0answers
22 views

Ubuntu 13.04 Desktop Slow on Virtual Box [duplicate]

I have installed Ubuntu 13.04 Desktop on Virtual Box 4.2.12. The system has poor performance. My specifications are RAM 3 GB CPU 1 Core Video Memory 128 MB Storage 20 GB I was enthusiastic about ...