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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Fix Slow Graphics Performance on Ubuntu 13.04

I'm using Ubuntu 13.04 slow performance. Then I upgraded the OS but graphics card was not starting at low level. my system config.... Memory 2.0Gib Processor AMD Athlon(tm) 64 X2 Dual Core ...
2
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0answers
99 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 ...
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3answers
88 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 ...
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0answers
89 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 ...
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2answers
45 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, ...
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1answer
107 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
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3answers
64 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 ...
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0answers
50 views

Ubuntu Touch phones/tablets as a desktop/laptop replacement

I read that Ubuntu Touch in docking mode will share the phone usb port to transfer video and audio to an HDMI monitor, usb devices data like keyboards, mouse and maybe external hard drives and ...
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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.
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0answers
12 views

stop ubuntu polling during suspension

Problem is Ubuntu is continually polling for devices during suspension. These polling's take place on pcie devices my laptop doesn't connect devices to possibly. They are on a cpu which could have ...
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0answers
45 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 ...
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0answers
258 views

Ubuntu 13.10 extremely slow and laggy

i recently installed ubuntu 13.10 and its been extremely slow ever since. The annimation that appears when you open or close an application takes about 15-20 seconds to complete. I have searches the ...
-1
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1answer
164 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 ...
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0answers
57 views

High Memeory usage on 12.04

System : Ubuntu 12.04.3 LTS (GNU/Linux 3.8.0-34-generic x86_64) I am using webmin to see the system since i am not a Linux Expert. Since last week there is an unusual memory usage in my system. Is ...
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 ...
1
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1answer
34 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
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2answers
94 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 ...
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2answers
102 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 ...
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0answers
34 views

ZFS ARC with zcache?

I installed Ububtu server as home NAS. NAS is using ZFS as filesystem on main data storage. MY understanding that ZFS uses plenty of memory for ARC. But I'm not sure if ARC acts as linux cache, and ...
0
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2answers
47 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
219 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
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1answer
55 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 ...
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0answers
231 views

why firefox 25.0.1 tack high cpu usage?

While i update my firefox to 25.0.1 in my ubuntu 12.04, It tack a high usage of the cpu, and i have to close it and reopen it to solve it. this problem happened as when i update my firefox. In last ...
2
votes
1answer
149 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
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1answer
53 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 : ...
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2answers
188 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
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1answer
108 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
29 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
103 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 ...
0
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0answers
103 views

Ubuntu 12.04 Runs Slow, Boots SLow [duplicate]

Well I am new to Linux Environment (Hardly a Week) Just Threw away my Windows8 and started using Ubuntu 12.04 What i found difficult was its running slower, i wonder why although my laptop is Old ...
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0answers
66 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
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1answer
68 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 ...
2
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3answers
937 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 ...
0
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0answers
254 views

I can't get Ubuntu Server 12.04/NginX to outperform Windows 2008 Server/IIS 7.5

I am determined to get NginX on Ubuntu Server 12.04 LTS to outperform IIS 7.5 on Windows 2008 Server. For comparison, I am using a Apache Bench and a simple (231 byte) html file. The Ubuntu server and ...
0
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0answers
164 views

Slow download rate hogging up the WiFi

tl;dr: On one computer, slow network connection consumes the entire bandwidth, affecting both internal wifi adapter and when browsing through a phone modem. comment: I posted this issue on Super ...
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0answers
284 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: ...
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0answers
69 views

Dmesg - mounting takes longer in Lubuntu than in Debian

As an optimization freak, I have noticed for a long time (and many different kernel versions 3.8-3.12) that booting Lubuntu seems to delay 5 seconds when mounting the system partition. [ 4.993151] ...
0
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1answer
39 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
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1answer
283 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 ...
0
votes
1answer
50 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
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0answers
108 views

Disable CPU rendering

I have a problem with the 3D Functions of Unity after the Upgrade to 13.10. I've got a ThinkPad R60 with Intel GMA950 Graphics. Low 3D performance, i know. But Unity worked well since 11.10. My ...
0
votes
1answer
240 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 ...
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0answers
28 views

Does kernel influences the performance greatly?

I'm now testing performance of an armel filesystem and armhf filesystem, which are of the same distribution, but different kernels. The performance of the memory of the two filesystems differs a lot. ...
0
votes
2answers
399 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
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0answers
160 views

HP Pavilltion dv6-6051er ubuntu 13.10 (and previous versions) black screen after installing amd drivers

I have intel-amd hybrid graphics. Every time after trying to update to fglrx I'm getting black screen or some "low graphics mode", that hangs at some point. Is that even possible to get this working? ...
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0answers
20 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 ...
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2answers
3k views

Unity environment way too slow in Ubuntu 13.10

Unity and its apps open too slowly whenever I open one. It takes a while for them to appear completely. Everything works properly when the window is already open. The biggest problem is with the dash: ...
1
vote
1answer
2k views

How can I enable zswap?

Ubuntu 13.10's release notes mention that it includes Linux 3.11, which supports something called zswap: Zswap is a lightweight, write-behind compressed cache for swap pages. It takes pages that ...
6
votes
4answers
9k views

Very slow system after installing 13.10?

Just "upgraded" from 13.04 to 13.10 on my Acer C7 Ubuntu'd Chromebook and first thing I noticed is that everything is very slow and unresponsive. Hardly had this on 13.04. Opened system monitor to ...
0
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1answer
36 views

Weird System performance

I just freshly installed Ubuntu 13.04. My CPU seems to be going from 70 to 30 every 5 seconds or so. Same for the wireless. Weird stuff going on