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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0
votes
2answers
675 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
231 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
105 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
293 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
votes
1answer
158 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 ...
7
votes
4answers
12k 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
290 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
609 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
62 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
621 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
4k 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
70 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
612 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
741 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
23 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 ...
1
vote
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: ...
9
votes
2answers
8k 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
3answers
11k 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
votes
1answer
38 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
-1
votes
1answer
876 views

how to check S.M.A.R.T., hdd performance etc, on VPS [closed]

There are a little bit problem. On local machine (own), all works fine, but, since I moved my projects to VPS (you know, internet all the time, electricy backups and so on), I notified, that a lot of ...
0
votes
3answers
962 views

Which ubuntu derivative for my Netbook? [duplicate]

I have an Lenovo Ideapad S10-2 Like this Processor / Chipset CPU Intel Atom N270 / 1.6 GHz Cache L2 cache - 512.0 KB Front Side Bus 533.0 MHz Chipset Mobile Intel 945GSE Express Features Hyper-...
0
votes
1answer
588 views

Use IOzone to check read/write performance of ext4 and btrfs?

Can someone help me to use IOzone filesystem benchmark tool on Ubuntu to check the performance of ext4 and btrfs filesystems? I have installed Ubuntu into a VM.
0
votes
1answer
1k views

Slow MicroSD card

I've recently bought a 64GB MicroSD class10 card. Now according to Wikipedia, it should be able to transfer files at a rate of max 10MB/s. But I am only reaching 6.7MB/s (two-third of the promised ...
1
vote
1answer
40 views

How do I find out what is running immediately following login?

A few weeks ago, I must have installed an update or new package that now gives me ~10 seconds of black screen immediately following login, until my wallpaper and the Unity interface appears. Sometimes,...
1
vote
2answers
456 views

Why does my computer run slower on ubuntu than on Windows?

I recently installed Ubuntu and am multi-booting with Windows 7, but I would like to switch over to Linux full time. Now I am seeing that it runs a lot slower; I have a few examples: I've tried ...
1
vote
1answer
719 views

Slow animations using Ubuntu 13.04

I just decided to now swap from Win to Ubuntu. Now after the install of the latest Ubuntu (13.04), the animations of the Desktop (just as open the dash-board) are very laggy and slow. I searched ...
0
votes
1answer
390 views

Why newer Ubuntu versions are slower in performance? [closed]

My Laptop Dell Inspiron N5110 Ubuntu and Windows 7 I installed Ubuntu 13.04 in my laptop, but its seemed to be slower than Windows 7 and i am completely surprised , i feel shamed in front of my ...
1
vote
1answer
294 views

What can I do to extend lifetime of my usb using Ubuntu full install?

I've done a full install of Ubuntu onto my 8gb usb stick. What things can I do to extend the lifecycle of my usb stick? I need it to be the full install, the live versions no good.
0
votes
0answers
89 views

Ubuntu 13.04 Runs Very Slow After Update From Xorg-Edgers PPA [duplicate]

Ubuntu Ver - 13-04 32bit. Kernel Ver - 3.8.0-30-generic Computer Specs - Pentium IV (2.80GHz × 2) with build in graphics using an Intel 915G. After getting the latest drivers from Xorg-Edgers PPA the ...
8
votes
7answers
15k views

Will installing Ubuntu to dual boot with Windows slow down any OS or my laptop?

I am going to install Ubuntu to dual boot with Windows 8 soon, but one of my friends warned me that partitioning my hard drive will slow my computer down. I run on a 500GB HDD and 8GB of ram if that ...
6
votes
1answer
3k views

What is the performance difference between booting Ubuntu from a USB v2 and USB v3?

I like the idea of booting from a usb drive. I probably have 50 USB 2.0 drives of various sizes, but I only have 2 USB 3.0 drives currently. If I boot from a USB 3.0, will the increased read/write ...
0
votes
1answer
212 views

Poor Chrome performance in minimal xsession

I have Ubuntu 12.04 installed, and I'm trying to create a minimal Chrome browser only setup, and have tried adding our script that runs google-chrome to .xinitrc and running startx (this answer: http:/...
0
votes
1answer
1k views

Graphics performance reduced

I've installed Ubuntu recently. I love gaming on PC and I am trying out Ubuntu. But... I've been having a problem. My graphics card performance had been reduced in this OS. I used to run games in ...
0
votes
1answer
205 views

slow performance in ubuntu and sometimes stuck

I recently installed Ubuntu 13.04 i386 and everything works fine expect the speed of my OS performance. I had Windows 7 before and everything works great but after I installed Linux when I login to my ...
2
votes
0answers
290 views

Slow performance while copying large files to external peripherals

Since I upgraded to Ubuntu 12.10, I have been having many problems with External Storage devices like Hard Disk and pen drives. Sometimes, my external HDD (WD Passport 500 GB) is not detected at all,...
1
vote
1answer
331 views

AMD proprietary drivers can only use 2 monitors (ubuntu 13.04)

I have 4 monitors I'm trying to set up in Unity with 2 GPU's (2x AMD HD7970's). Originally I had 2 monitors on each card and tried to set it up that way, but I kept getting the White Screen of Death ...
0
votes
1answer
90 views

My laptop is becoming slower at times, how can I figure out if it is a hardware or a software issue?

Over the last month my 15 month old laptop has started showing me 100 % CPU utilization. I used to have ubuntu 12.10 on it. I did a clean install of Ubuntu 13.04 on it and it was fine for a while. I ...
1
vote
2answers
547 views

Faster Screen Capture

Good day everyone, I use screen capture utilities to create Anki study flash cards. I have been using the Shutter application with the "Selection" option which allows me to drag the capture region ...
3
votes
1answer
2k views

Why are all hard drives slow on my Ubuntu system?

On my computer, which dual-boots Ubuntu 12.04 LTS (kernel 3.5) and Windows 7, the hard drive speed is very fast on Windows but very slow on Ubuntu. The slowness remains when I boot on an Ubuntu Live ...
3
votes
1answer
3k views

OpenGL runs on very low framerate with a intel graphic card

I got two systems which are almost identical but with slightly different graphic cards: System A product: N10 Family Integrated Graphics Controller vendor: Intel Corporation driver: i915 System B ...
1
vote
1answer
252 views

Ubuntu being… not too fast?

Yeah I know there is enough of similar questions already - why ubuntu is slow and blah blah. But, seriously. I have pretty ok-ish specs - desktop PC with Intel i3 and 4 GB ram. When I'm on Windows I ...
0
votes
1answer
2k views

how to install AMD Catalyst or AMD Graphic Drivers and other drivers in Ubuntu 13.04 [duplicate]

I recently purchased an HP laptop (Intel-AMD Hybrid). I successfully installed Ubuntu 13.04 on it. But my battery is draining quite quickly. It hardly works for 30-50 minutes. I guess it might be due ...
2
votes
5answers
443 views

Switched from Windows XP to Ubuntu [duplicate]

I have a computer, below are the specs: RAM: 1GB DDR2 Processor: Intel(R) Celeron(R) CPU 2.53GHz Network Adapter: Intel(R) PRO/100 VE Network Connection (Ethernet) 500GB IDE HDD The computer is ...
3
votes
1answer
12k views

Extremely slow network transfers in one direction

File transfers from my home server (running Ubuntu 12.04 Server) to any other PC on my LAN (all running Windows 7) are extremely slow, but file transfers in the other direction (uploading to the ...
0
votes
1answer
31 views

Running Ubuntu on PC- A Couple of Questions?

I am currently thinking about buying a new laptop, and I want to buy a PC for its good price to hardware ratio and run Ubuntu on it because I do a lot of app and web development work. My questions ...
2
votes
2answers
904 views

RAM doubled from 8 gb to 16 gb, now ubuntu 13.04 is SO SLOW!

I upgraded my RAM amount from 8 GB to 16 GB tonight. After the upgrade Ubuntu takes forever to boot and doing anything on the OS is hideously slow now. You can click on a menu and it will take ...
8
votes
3answers
7k views

Firefox use lot of cpu

I have a notebook nb510 Toshiba with Ubuntu 12.04 and firefox 22.0 with extensions like addock-plus, x-notifier, download helper, xmarks. Sometimes it's take more cpu than 100% This information of ...
2
votes
1answer
727 views

Slow FX/Unity perfomance in a Intel(r)915G/915GV/910GL Graphics, can be improved?

Since I upgraded Ubuntu to 13.04, last Friday, FX on Unity is very slow. This is a pretty annoying issue, because everything has an FX: Launcher menu, Appl. Switcher and so on. I tried to disable ...
1
vote
0answers
26 views

How can I speed up this system? [duplicate]

I'm running a "nettop" computer which is a rather low-end performer. It can probably run better (=faster) than it does simply by adjusting it in some way, because I guess that the standard ...
1
vote
1answer
935 views

Do I have the correct Drivers for my machine?

I just installed Ubuntu 12.04 LTS on my Acer Aspire 7745G. It is definitely running slower than it should. Here are my machine specifications: Memory: 15.6 GiB Processor: Intel Core i7 CPU Q 720 @ ...