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
1answer
889 views

Mysql very slow on (fast) development laptop

[Solved] Ubuntu 12.10 x64 new i7 laptop, mysql default installation. Importing a 6 MB dump file (a empty drupal dump made mostly of INSERT INTO statements) takes ~30 minutes, on other PC takes less ...
1
vote
2answers
1k views

defragmenting and increasing performance of old lubuntu system with swap partition

I am using the latest Lubuntu on an Intel Celeron 1.7Ghz and 512MB RAM. Lately system performance has deteriorated significantly. The hard disk is an 80GB IDE drive and we suspect it to be the ...
3
votes
2answers
2k views

How to monitor disk activity?

How do I view my Disk Activity on Ubuntu? For example, How can I monitor what is being written and read from disk as well as the percentage of disk usage? I am looking for an application similar to ...
3
votes
3answers
5k views

What alternatives to Nautilus exist which are more responsive? [duplicate]

I like Nautilus, but it suffers from lag when navigating between folders. I estimate the delay at somewhere between 300ms-800ms. Not much, but enough to notice and feel sluggish compared to Windows ...
3
votes
1answer
1k views

SSD tweaks for Ubuntu 12.04 cause Texmaker to compile a lot slower

I added these tweaks from Ubuntu SSD Tweak and Ubuntu Tweaks but now Texmaker is compiling slowly. Does someone know what tweak would be causing this? Or could I edit something unrelated to the ...
1
vote
1answer
83 views

What format is used in the LXC config file to specify control group settings?

I want to limit the CPU shares of available to two LXC containers running. It appears that this is done by adding the control group definitions into the LXC config file. But what's the format? The ...
7
votes
3answers
8k views

How to run Ubuntu without GUI in Virtual Box?

I have a Windows XP laptop, in which I run VirtualBox with the latest Ubuntu, my hardware is little old, so running the latest version of Ubuntu inside Virtual box is kind of a hassle, very slow ...
4
votes
1answer
346 views

Show files being accessed most in a short time period

So I've got a server that's struggling under the weight of several Wordpress installs. Things are relatively well cached (I am planning to improve things anyway) but I can quickly see that disk IO is ...
1
vote
1answer
115 views

Unity Dash extremely laggy

I'm running 12.04 64bit. I've been running gnome shell for a while and decided to give Unity a try. I logged out and back in with the Unity Shell selected. I noticed that, sometimes when I press the ...
2
votes
1answer
521 views

12.04 running slow on my machine

Hi I'm very new to Ubuntu 12.04 LTS and having installed it on albeit an old laptop I have found it to be very slow. I have a feeling this is more likely to do with my hardware but I'd appreciate any ...
0
votes
1answer
437 views

Will Ubuntu 12.10 or 12.04 Run Very Smoothly on My Computer Or Should I Go With Lubuntu?

I have a somewhat old computer with mid-range hardware. Here's what my computer has: 1.8 Ghz Willamette Pentium 4 256 Kb L2 Cache nVidia Geforce 6200 LE 256 mB DDR2 1024 mB DDR at 133 mhz 40 GB HD ...
0
votes
1answer
126 views

How to check the speed/problems of network-manager?

in between suspend and awake my system of course drops its wlan connection. Then once awakend from its suspend notwork-manager tries to reestablish the connection. All works fine , I think BUT: doing ...
2
votes
0answers
290 views

ubuntu 12.10 64-bit consuming 100% cpu power and high battery

I am new linux user, installed ubuntu 12.10 (64-bit) from wubi (getting boot option (windows7/ubuntu). But after opening ubuntu, laptop gets heat up, fan running very fast and performance is very ...
-1
votes
1answer
456 views

AMD Athlon II x2 270 performance

I want to buy a new PC. I want to know how does this CPU works fine on Ubuntu. It's an AMD Athlon II x2 270. I'm not asking for a review. I just want to know if it works fine on Ubuntu, because I've ...
2
votes
3answers
519 views

Format partition to what block size for photos only

I have a lot of photos and am working on them extensively, mainly going quickly through them back and forth via a Photo Browser and also doing some work via scripts. Would that make sense to format ...
3
votes
1answer
2k views

Mir the X Server replacement [closed]

I read much about the X Server replacement Mir, but I am not quite sure which benefits it will have. Ok it is a newer technologie, the currently used X server uses code that is twenty years old or ...
1
vote
1answer
82 views

Several Questions regarding software on Ubuntu 12.10

So, i recently installed Ubuntu 12.10 but i have problems setting up my microphone, i got a creative sound-card and i already tried ALSA. Second i need to have adobe cs 5.5 installed for studying but ...
0
votes
1answer
365 views

How to remove performance lags while playing Ragnarok on Wine?

I have just installed Wine and PlayOnLinux. Its performance is very lagging when I run the game (Ragnarok) and type my username and password. How can I improve the performance and remove any ...
1
vote
1answer
42 views

Non-symmetric core load when playing a game

I play Serious Sam 3 on Ubuntu 12.10 amd64 with AMD Phenom II X4 955 processor. And all time I play it there was fully loaded only one core. Command mpstat 1 1500 -P ALL after some time gives ...
1
vote
1answer
857 views

System very Slow, Trying to find the bottleneck

I have Ubuntu 12.10 installed in Sony VIAO E Series VPCEH16EN, 4GB RAM, 320 GB HDD, Intel Core i3-2310M Processor 2.10GHz. It is a dual boot with Windows7 alongside with it. I see the system is very ...
0
votes
0answers
33 views

Ubuntu 12.10 - really slow performance [duplicate]

I'm very new to Linux/Ubuntu - just installed it on my PC today for the first time ever. It seemed like a great alternative to Windows 8 which annoys me. Unfortunately, even though the installation ...
2
votes
2answers
2k views

Unity dash terribly slow [duplicate]

Unity dash is very slow for me, and completely useless. It needs more then 5 seconds to open, and after that I cant type smoothly. It used to work better before, but probably broke with some ...
2
votes
1answer
2k views

How can I save my laptops battery from draining? [duplicate]

I am using ubuntu 12.04 (switched from windows 8 recently) and I am finding that this OS is draining my laptops battery like anything (works only like 70% of windows). I also found this interesting ...
4
votes
2answers
606 views

Ubuntu 12.04 is sluggish

I have a Lenovo G580 (4GB DDR3, ~500 GB HDD, Intel i3). I installed Ubuntu using the in-Windows installer on my Windows 7. Ubuntu was (and still is) slightly sluggish. By sluggish I mean, the OS GUI ...
1
vote
1answer
111 views

CPU performance decreases with AC power

I am doing CPU-intensive work on my Thinkpad X220 laptop and I find the performance bad. Interestingly, the CPU becomes more powerful if I disconnect the AC power and run only on battery! It does slow ...
0
votes
1answer
320 views

Ubuntu 12.10 on Asus Q200E is super slow, how to improve?

The primary symptom is that apps frequently freeze up, graying out. I've read that the gray is a visual signal from compiz for apps that have become unresponsive. It happens so often that the ...
6
votes
1answer
2k views

Assign more than 1 CPU/core to a process

I lost the password to open a PDF file I need to access, so I installed pdfcrack with the hope to recover my password. Actually it's one month that pdfcrack is running but I still am waiting for the ...
1
vote
0answers
66 views

Ubuntu runs terribly slow on my desktop [duplicate]

I have a Ubuntu 12.10 partition on my secondary SSD, while the bootloader and windows 7 partition are one another SSD. My desktop is a gaming rig running an Intel i5 3570k, ati Radeon HD 7870 OC, 8gb ...
-2
votes
0answers
185 views

Will running Cinnamon on 12.04 slow down ubuntu? [duplicate]

I really like the Cinnamon interface ( already know how to get cinnamon on Ubuntu) Just need to know if it will slow down my computer. I use Unity on 12.04 Ubuntu As requested here are my computer ...
0
votes
1answer
566 views

netbook slow on ubuntu (and win 7). Tips and tricks for speeding up

My computer just broke down so I got a new one on second hand because I need one in the mean time while it's on repair. I got a 10" Dell Inspiron mini 1012. However, it's slow. Really slow. Usually ...
12
votes
4answers
6k views

How do I limit Dropbox's activity on the hard disk?

On startup, Dropbox runs files indexing, which brings the system pretty much to a stand still for three minutes. Is there a way to restrict Dropbox from accessing the hard disk, or decrease the ...
0
votes
1answer
2k views

Performance tuning/diagnotics help needed… (12.04LTS 64bit, LVM, & LUKS)

I just performed a fresh install of 12.04LTS 64-bit, using the alternate CD, with LVM and LUKS. Install went fine but I've noticed a few quirks and was hoping for some pointers/suggestions from the ...
0
votes
1answer
81 views

Why did my video performance decresase recently?

I've been running ubuntu 12.04 for the last month without any problem, just yesterday a problem with the video performance came up. I'm using compiz (always used it) but now, everything is slower and ...
3
votes
0answers
116 views

Does enabling ACLs have an effect on performance?

I'm looking at a web application that needs ACLs enabled. Are there any benchmarks or other documents to show what potential impact ACL does{n't} have when the file system is under heavy load? Also, ...
2
votes
2answers
805 views

Improve Ubuntu 12.10 performance on VM

I am using Ubuntu 12.10 on a virtual machine in Win7. It is really slow and I wanted to ask what can I do to improve it. I have set 2GB RAM(from 4GB on physical machine) and 16GB hard disk for the ...
4
votes
2answers
974 views

2 GB Ram, but Ubuntu runs slowly and hangs if doing too much

I think my system more than meets the minimum/recommended requirements for Ubuntu, but its still running slowly. Especially when I try to multitask by having 4-6 windows open, then it becomes quite ...
6
votes
2answers
4k views

Slow SSD + dm-crypt with Luks encryption in Ubuntu 12.10

I have an 128 GB SSD installed in my laptop (Samsung 840 Pro) on a Sata 3 interface. This laptop also has an i5 3210m Ivy Bridge Intel processor and 8 GB of RAM. I installed Ubuntu 12.10, using the ...
10
votes
1answer
2k views

Measure FPS of the game

I'd like to find an analogue of Fraps or any other fps counter on Ubuntu 12.10. After some googling I found 2 solutions: To use Mumble (I found it from this discussion). This solution didn't work ...
2
votes
3answers
3k views

Why is my Intel SSD 520 so slow?

I'm running a fresh installed Ubuntu 12.04 LTS with ext4 on a SSD 520 by Intel. My mainboard is an ASUS Crosshair (latest BIOS 1207) with a Sil 3132 SATA Controller which claims to support SATAII. I ...
4
votes
5answers
21k views

Can Ubuntu run on Intel's NUC devices?

I was wondering if anyone has experience running Ubuntu (or any other Linux) on Intel's NUC computers? I was not able to find any reports on linux running on this device, only windows 7/8. Update: ...
1
vote
4answers
207 views

What is the solution to laggy scrolling on a computer with low specs?

This is my first Ubuntu OS - 12.04. I have a 2.79Ghz Pentium D processor (quite an old one) and 1.24 GB of RAM; only integrated graphics card ( 96 MB or something). There is a noticeable lag when I am ...
2
votes
1answer
262 views

Ubuntu EXTREMELY slow on MacMini

So I have an older MacMini. It's not the world's greatest machine, but it doesn't suck that badly: Intel® Core™2 CPU T5600 @ 1.83GHz × 2, 1gig ram I have installed Ubuntu on MUCH weaker machines ...
1
vote
1answer
130 views

Why is CPU usage higher in Windows 7 after installing Ubuntu 12.04 via windows installer?

For normal usage, CPU consumption is above 80% for windows 7. This happened only after installing Ubuntu 12.04 via windows installer. Why is it so?
1
vote
1answer
505 views

How safe to move some system folders into ram?

Here is my pc specs Based on this tutorial I made following changeds to fstab tmpfs /tmp tmpfs defaults,noatime,mode=1777 0 0 tmpfs /var/tmp tmpfs defaults,noatime,mode=1777 0 0 tmpfs /var/log ...
1
vote
1answer
835 views

Unity really slow on Radeon 6950

I was wondering if anyone could tell me what I need to do/if my system should be able to run Ubuntu 12.10 smoothly. Asus sabertooth x58, i7 3.2Ghz, 12 GB 1600 DDR3, x2 HD Radeon 6950 2GB, ...
1
vote
2answers
1k views

Slow Samsung 830 SSD!

I did a fresh install of Xubuntu 12.04.1, ext4 with discard option & swappiness set to 0, mounting temp directory in RAM, (8GB.) I found performance was not stellar, in fact, marginally better ...
0
votes
2answers
798 views

Low performance in Ubuntu 12.10: is there a problem?

I have the following specifications: Memory: 3 Gb Processor: Intel® Core™2 Quad CPU Q6600 @ 2.40GHz × 4 (32 bit) Available disk space: 271 gib Kernel Linux 3.5.0-17-generic GNOME 3.6.0 I'm ...
3
votes
1answer
316 views

What programs can I use to improve network performance? [closed]

What programs are available to see the performance of my pc? My internet seems to be loading very slow and I have a business internet connection. I ran the command lshw -C network and this is what I ...
2
votes
1answer
2k views

Is there a performance difference between running .NET applications via Mono and running them via the .NET framework on WINE?

I've been using WINE coupled with .NET for ages to run .NET applications, but I recently found out about Mono, a cross-platform, open source version of the .NET framework. I was wondering: since ...
5
votes
2answers
947 views

Ubuntu 12.10 64 bit Slow

I am new to linux and was wondering why launching applications is so slow. I've tried both Ubuntu 12.10 64 bit and Ubuntu 12.04 LTS 64 bit Computer Specs: Toshiba Satellite p755 CPU: Intel core ...