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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163 views

System performance is extremely laggy when copying and extracting files

After a clean install of Ubuntu Gnome 13.10 (64-bit) and the according Gnome 3 (stable) PPA my system (Samsung 900X3C) is extremely laggy, when files are copied to the external hard-drive (HDD) or ...
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0answers
194 views

Samba performance with NAS

My question is simple : how to get the maximum performance with Samba shares with NAS. Here is my smb.conf file : # # Sample configuration file for the Samba suite for Debian GNU/Linux. # # # This ...
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0answers
143 views

What is causing Ubuntu on MacBook Pro to have high CPU usage?

I installed Ubuntu 13.10 on a MacBook Pro 10,1. However, after installing, the kworker process consumes over 90% of CPU usage. I tried the following: (Suggested in this answer) Execute grep . -r ...
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1answer
118 views

Does running Office 2010 through Wine add a significant performance overhead?

Say you have have a computer with a data sheet similar to this CPU: 1.1 GHz Dual-core Intel Celeron Processor 847 RAM: 2GB HDD: 320GB (5400 rpm) According to the minimum requirements in Windows ...
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2answers
145 views

Ubuntu Studio for Ubuntu SDK

I have one of the strange question in my mind. I saw Ubuntu studio is good for multimedia related thing. I was wondering this thing for past few days. Is it possible to Install Ubuntu SDK in Ubuntu ...
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1answer
196 views

Acer Aspire One 725

I recently got an Acer Aspire One 725 and I want to install Ubuntu on it. I tried Ubuntu 13.10 32-bit and 64-bit, but I got a lot of errors, and it is running a little slowly. Has anyone tried to ...
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2answers
1k 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 ...
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0answers
29 views

Does the installation of different OSs in the same machine reduce the performance of it?

I'm trying to install Ubuntu on my computer based on Windows 7 SP1. Does the installation of different OSs in the same machine reduce the performance of it? What about of my case? Thanks a lot!
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46 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 ...
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32 views

Ubuntu 13.10 ultra sluggish

I installed Ubuntu 13.10 a week ago, and have installed it three times since. The reason: Every time I installed it. With all updates. Just restricted extras. 3.Nothing but the system, I got a ...
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1answer
368 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 ...
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0answers
96 views

IPSec Offload support in 82576GB controller for Linux

Due to migration of servers to cloud computing, we bought several NICs that support mechanisms like SRIOV and VMDQ. Furthermore, as security risk was also a concern and we did not want to create more ...
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0answers
63 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 ...
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0answers
76 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 ...
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0answers
149 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 ...
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2answers
341 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. ...
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2answers
1k 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 ...
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0answers
98 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 ...
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0answers
135 views

Very Slow SDXC Card Read/Writes

Recently took my laptop which had Windows 7 on it and did a fresh install of Ubuntu 12.04.4 64 Bit. The laptop has a 128GB Class 10 Kingston SDXC card installed. I used the card in Windows without any ...
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0answers
129 views

Ubuntu 12.04 Sever is running slow and not using full ram

I have a ubuntu VM of 12.04 server virsion and it is running on centos. VM have 8GB of RAM and 1 core processor for it. I amd running following application on it hadoop 1.0.4 hbase-0.94.12 ...
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0answers
113 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 ...
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1answer
68 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
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1answer
97 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 ...
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0answers
40 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 ...
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1answer
1k 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 ...
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2answers
111 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 ...
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3answers
1k 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, ...
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1answer
492 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 ...
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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.. ...
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1answer
23 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 ...
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1answer
447 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 ...
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0answers
22 views

Laptop is very slow if its not using power cable

So if I only use laptops battery my laptop is very very slow. And when I use power cable there is no problems. Is there a some powersaving or something and how can I fix it?
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0answers
67 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
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1answer
25 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 ...
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0answers
78 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
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1answer
95 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
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1answer
187 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
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1answer
202 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 ...
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4answers
131 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 ...
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0answers
99 views

Numerical performance of Intel's 4th generation vs 3rd generation cpu's on ThinkPad

Maybe a stupid question, but any feedback would be appreciated! I just purchased a new pc in order to run the latest Haswell cpu on some numerical benchmarks. To my surprise, I found that the exact ...
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0answers
130 views

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 ...
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0answers
147 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
107 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
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0answers
123 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
60 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
188 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 ...
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3answers
97 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
68 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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13 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 ...