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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4
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2answers
5k views

GUI Performance Monitor Tool

I need to monitor the performance of an Ubuntu 12.04 machine. I am looking for a tool similar to PerfMon on Windows. I need something more interactive that using top from a terminal ; I am looking ...
1
vote
0answers
78 views

RAID6 Ubuntu rebuild - how to calculate best parameters for fastest rebuild

I am doing a resync on a RAID6 array and I am looking at some 2 days to complete. I looked here for hints on how to speed it up, but I have, instead, managed to slow it down! HW details are: 10x 4TB ...
0
votes
1answer
446 views

Any way to get an AMD HD4250 Graphics to work in 13.10 with good performance? Mine gets slower until unusable

I have an ASUS M5A88-V EVO motherboard with an integrated AMD/ATI RS880[Radeon HD4250]. I am running Ubuntu 13.10 64bit and it seems to get slower until it is unusable. Especially the graphics ...
0
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0answers
98 views

Improve performance etc for full-disk-encrypted drives

I have an old laptop (AMD A6-3420M APU) running Ubuntu 13.10 in wubi. On this laptop I use VirtualBox to run an an Ubuntu 12.04 VM. The Ubuntu 12.04 image has full disk encryption and home folder ...
1
vote
0answers
94 views

Performance goes to Zero when RAM cache is full [closed]

This isn't a straightforward question as I've read that cached RAM will be released when needed. I have the hunch that this is not happening on my system (or something else is skrewed). I have a AMD ...
1
vote
0answers
198 views

Ubuntu in VirtualBox: improved performance and shared clipboard without Guest Additions? [closed]

The performance when running Ubuntu in VirtualBox is really bad for me without using Guest Additions. Guest additions also help with sharing clipboards. However, with Guest Additions, VirtualBox ...
0
votes
2answers
624 views

high CPU usage on Ubuntu 12.04

I just installed Ubuntu 12.04 on my Asus k53s notebook. Processor is Intel® Core™ i5-2410M CPU @ 2.30GHz × 4 5.7 GiB RAM. The CPU usage gets very high after a while, specially when using internet. ...
0
votes
2answers
3k views

Why Windows 8 is a lot faster than Ubuntu 13.10 on the same laptop? [closed]

I am not a Windows fan. I don't like Windows. But, for my curiosity, I temporally installed Windows 8 on my machine (a Samsung NP300, Intel Core i3, 4GB Memory). I observed that it's a lot faster ...
0
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0answers
139 views

Sometimes my Ubuntu 13.10 is slow and the mouse leaves a trail, on a high end PC

I'm using a gaming PC but Ubuntu randomly boots slow. I mean if it's slow, it's slow all the time until I restart. If it's fast, it's fast all the time until I restart. I have tried installing the ...
1
vote
1answer
152 views

Acer C7 Chromebook running 13.10 slow Performance Graphics?

I see others are having simiar issues but I haven't found a fix. Instead of the Intel fdriver, Ubuntu showing gallium driver. Honestly, the performance is sluggish, I wasn't even sure it was Video ...
1
vote
1answer
82 views

Help with ram usage

I have a dual boot laptop with 512 MB RAM running Windows XP/Xubuntu. I try to load student.portal.chalmers.se (a huge bloat site) in Firefox. On XP, I can load the site without any swapping, but ...
2
votes
1answer
113 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
122 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
2k 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
839 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
89 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
38 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
1answer
122 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
293 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
287 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
172 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
225 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
125 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
155 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
91 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
208 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
82 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
599 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
344 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
556 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
86 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
245 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
99 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
425 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
86 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
382 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
188 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
54 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
188 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
96 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
103 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 ...