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.
1
vote
1answer
20 views
architecture-independent performance monitor tool
I got to know "perf" tool in "linux-tools-3.2.0-43" for Ubuntu 12.04 which can monitor the performance counts for some micro-architectures, however, the tool is dependent to the cpu architecture and ...
0
votes
2answers
42 views
System periodically stalls for less then 1s then resumes normally
Periodically my system stalls for a short while (less then 1s). When it occurs, the mouse pointer hangs or stutters and my keyboard input doesn't show up on the screen. After it's done, the keyboard ...
0
votes
1answer
56 views
Ubuntu 13.04 Running very slow
I just installed Ubuntu 13.04 64. The HD was clean and nothing was on it when I did the install. I have Windows 7 installed on another drive and it runs smooth. The problem I'm having is it is ...
7
votes
7answers
7k views
Is Xubuntu really faster than Ubuntu?
I installed xubuntu desktop on top of ubuntu 12.04. The usage of RAM and CPU is in general lower than in ubuntu. But when it comes to some serious computations I did not see much of a difference ...
3
votes
1answer
20 views
Recommended testing tools to test MySQL performance?
What is the recommended tool(s) for testing the performance of MySQL 5.5 (innodb) under Ubuntu 12.04?
We have purchased a new multi-cpu multi-core server to replace our current MySQL dual-core ...
1
vote
1answer
38 views
Advantages of alternative kernel
Recently I have seen an WebUpd8 article about an alternative kenrel to the stock Ubuntu kernel, the pf-kernel, that supposed increases performance. I am running Ubuntu 12.10 using kernel 3.5.0-30 ...
0
votes
2answers
80 views
Poor performance for VMWare workstation 8.0 with Ubuntu 12.04 on ThinkPad w530
I am having ThinkPad w530 with 16 MB RAM and it has intel core i7 processor. I just installed VMWare Workstation 8.0 and I created a Virtual machine for Windows 7.0.
The performance of the virtual ...
6
votes
2answers
410 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 ...
161
votes
31answers
57k views
How can I improve overall system performance?
What are your tips for improving overall system performance on ubuntu? Inspired by this question I realized that some default settings may be rather conservative on Ubuntu and that it's possible to ...
0
votes
1answer
61 views
13.04 sluggish after installation, live-cd was fast
I just installed a fresh 13.04 on my macbook, but after the installation it's a bit sluggish. Several problems occur:
In chromium and firefox, on google.com, the autocomplete search bar lags. ...
1
vote
1answer
120 views
Ubuntu 13.04 CPU frequency scaling 'stuck' on lowest frequency
I've just installed Ubuntu 13.04 on my MacBook Air, after toying around for awhile the machine felt really slow, so I checked out the CPU frequency. cpufreq-info, it reports 800MHz on all 4 cores ...
1
vote
1answer
38 views
The most optimal operating system to host virtual machines
I have a laptop Toshiba Satellite A505 with following features:
Intel Core i3 processor
8kB L1 cache, 64 kb L2 cache, 256kB L3 cache
4 GB RAM
500 GB HDD
I have used many operating systems on it. ...
0
votes
1answer
505 views
How do I install Anything-sync-daemon?
From the Arch Linux wiki:
Anything-sync-daemon (asd) is a tiny shell script designed to manage target directories in tmpfs and to periodically sync them back to your physical disc (HDD/SSD). This ...
0
votes
3answers
2k views
Performance problems with 13.04 and virtualbox
I just installed Ubuntu 13.04 (daily, full updated) and installed Windows 8 in virtualbox.
When Windows 8 is running a have huge performance issues on Ubuntu. Last week I had the same setup with ...
1
vote
1answer
45 views
Troubleshooting poor performance with ATI HD 5800 GPU
I am attempting again to solve problems between ATI Radeon HD 5800 series (5830) GPU and Ubuntu. Three months ago I posted:
Display difficulties with Ubuntu 12.10, Dual Monitors, and ATI HD 5800
I ...
1
vote
1answer
536 views
Optimize Ubuntu 13.04 for netbook (Dell Mini 10v)
I have some slight glitches running Ubuntu 13.04 in my old beloved Dell Mini 10v. How can I optimize the graphics for it?
It has got 1Gb of RAM and an N270 Atom processor. Very minimal graphics too.
...
0
votes
2answers
76 views
Reduced performance in bumblebee after 3.0 to 3.2 update
I had installed bumblebee 3.0 for my nVidia geforce 635M card in ubuntu 12.10 and got instant results - temp ad fan speeds reduced, batt backup extended to almost 6 hrs. (from 1.5-2 hrs earlier) and ...
0
votes
2answers
2k views
How to run Ubuntu 12.10 on a Laptop with maximum power saving?
I have a Toshiba L500-21T with Intel core I3 M330 2.13GHZ having 4 cores
with Amd Mobility Rdeon 4500 Graphic card, 360Gb HD and 6GB DDR3 RAM.
How can I run my lappy smoothly while giving me ...
6
votes
2answers
3k views
Why most people recommend to reduce swappiness to 10-20?
I have seen in several site which recommend to reduce swappiness to 10-20 for better performance.
http://community.linuxmint.com/tutorial/view/998
...
0
votes
0answers
25 views
What are relevant disk benchmark settings for a desktop system [duplicate]
NOTE: This is not a question about which tools to use to fine tune disks.
I am about to replace an HD with an SSD and also to fine tune some of the disk settings. Also, I might distribute my ...
1
vote
1answer
1k views
Compiz taking 40-30% of CPU resources, is it ok ?
On normal working with nothing opened, compiz fires up to 50% CPU usage on my machine. Which is abnormal I think.
Is this a bug or is this behavior ok?
I am running Ubuntu 12.04 on Intel i5 ...
1
vote
5answers
3k views
12.10 visual performance using nvidia driver
My fresh ubuntu 12.10 install is slow, not something extreme but dragging windows, switching workspaces and things like that are just slow and look horrible. it feels like the fps is dropping in a ...
2
votes
1answer
676 views
How to disable Ubuntu 13.04 Unity fancy visual effects?
Unity works very fast but pretty unstable on my PC (with Intel GMA X4500HD video card). For example the Ubuntu purple-black splash screen is stuck as the desktop background (changing it in the ...
0
votes
1answer
613 views
ubuntu 12.10 running very slow on dell xps m1530
i am new to ubuntu and linux. i have installed 12.10 on my 32bit machine with 4gb's ram and Intel® Core™2 Duo CPU T9300 @ 2.50GHz × 2 processor
takes a couple of seconds to open any application and ...
4
votes
2answers
91 views
Many games stuttery - nvidia
Many games I play are stuttery, (run at a fine fps, but pause randomly every second or so). This happens both when running a native game such as Amnesia, and a game through wine like LoL or WoW. ...
0
votes
0answers
20 views
Slow performance after installing Ubuntu over Windows XP
I installed Ubuntu over Windows XP and then the Ubuntu started to work very slowly. The performance is not to the standard. What should I do to remove the initial Windows and to make Ubuntu as a ...
1
vote
1answer
162 views
Ubuntu running slow on my good machine!
Its fixed now :)
I just installed Ubuntu on my PC. I lag a lot. My pc runs all other OS' at high speed, but ubuntu lags like hell. It worked on my old laptop.
My Specs:
XFX AMD Radeon HD 7870 ...
0
votes
0answers
111 views
Slow and freezy 13.04 system under Nvidia graphic
I have the same problem under 13.04, I have Nvidia C73 (GeForce7100/nForce 630i) and it freezes randomly when I use Unity icons, the system is pretty slow anyway. I tried the opensource x-org driver, ...
1
vote
1answer
66 views
How to Limit the CPU usage for a process and its Children wether there is another process demands resources or not
i was wondering about something like CPUlimit to limit the process CPU usage but i am aiming to apply the same percentage of usage for its children processes too automatically without adding them ...
3
votes
0answers
62 views
Is it seriously not possible to use both SLI and two monitors at the same time on Ubuntu with Nvidia?
Now that Ubuntu is slowly becoming a viable gaming platform.
Now that Valve gave Nvidia and AMD enough of a push to actually improve their proprietary drivers ...
... I'm completely and utterly ...
0
votes
0answers
67 views
How to diagnose/fix TF2 performance issues, despite good FPS?
I'm running Ubuntu 13.04 with an AMD 6630M and the AMD 13.4 drivers. I run Team Fortress on Windows on the same machine, and despite getting 30-40 fps, the game is quite playable, very smooth and ...
15
votes
5answers
18k views
How to perform a detailed and quick 3D performance test
I am wondering how to quickly test performance of my 3D graphics. Since glxgears is not benchmark what should I use. Also glxgears sometimes stuck at 60FPS, you cannot even compare before/after driver ...
0
votes
1answer
41 views
Please help me speedup my Ubuntu 12
top - 08:28:09 up 12:59, 2 users, load average: 0.59, 0.47, 0.35
Tasks: 200 total, 1 running, 199 sleeping, 0 stopped, 0 zombie
Cpu(s): 7.1%us, 2.7%sy, 0.0%ni, 88.1%id, 2.0%wa, 0.0%hi, ...
11
votes
4answers
1k views
How to fully utilize RAM to increase overall system performance
I have a low profile machine but with a lot of fast RAM, 4 Gb, which is really an amount of memory that i probably will never use, not even an half, since i just use this machine for coding and ...
0
votes
0answers
34 views
Performance issue with UBUNTU
Hello I have installed Ubuntu on an OCZ SSD 240GB because I wanted lightning performance and excellent response times. This is the case when I log in everything is great. After a while of using though ...
0
votes
2answers
1k views
My Ubuntu 12.04 LTS slowed down
My Ubuntu 12.04 LTS worked fine for few months after I installed it.
But it has now slowed down considerably. For example: initially it took about only 2 or 3 seconds to load LebreOffice Writer, but ...
0
votes
0answers
43 views
Ubuntu is slow despite good hardware
I've read previous threads with mentions of ubuntu running slowly but they usually refer to Intel Celeron procs with 1 GB RAM or things like that.
I actually have a dual core AMD processor (I will ...
1
vote
0answers
212 views
GeForce 8600M GT: Nouveau performance better than proprietary driver?
After installing Ubuntu 12.10 on this computer, I installed NVIDIA's proprietary driver, since I might want to play a few games. I soon started having problems with video and audio. I'd be watching a ...
0
votes
0answers
5 views
Is the gaming performane gonna be improved? [duplicate]
Is the gaming performane gonna be improved in the new version 13.04?
1
vote
1answer
914 views
Cheap PC specs run Ubuntu 11.10 64-bit? [closed]
Would the below PC specs run Ubuntu 11.10 64-bit at optimal performance?
ASRock Motherboard H61M-S,H61, LGA1155 , 2xDDR3 Slot ,PCIe x16 GBL VGA DVI uATX
Intel Celeron G530 LGA1155 CPU 2.4Ghz 2Mb ...
1
vote
1answer
213 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 ...
0
votes
1answer
65 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 ...
0
votes
1answer
21 views
Occasional latency spike between two servers
4 servers on a private network which all talk to each other using dedicated 1gbps network adapters. When I mtr from one to another, out of 100 requests, I'll get 98 that are 0.2ms or 0.3ms, 1 which is ...
0
votes
1answer
616 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 ...
1
vote
3answers
4k 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.
Thanks!
...
0
votes
0answers
21 views
Performance Problems with Ubuntu Games [duplicate]
Although I have a good computer, I often have performance problems with Ubuntu. Even games like Tetris are slow and games that are more costly often crash. Then nothing works any more, the PC does not ...
1
vote
2answers
105 views
defragmenting and increasing performance of old lubuntu system with swap partition
I am using the latest lubuntu on a celeron 1.7ghz and 512 MB ram, lately the performance of the system has been deteriorated significantly.
The hard didsk is 80gb IDE drive. And we suspect it to be ...
0
votes
1answer
72 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 ...
3
votes
2answers
2k views
Why is there no oprofile in 12.04?
I've upgraded a ubuntu server from 11.10 to 12.04.
The oprofile package i installed is missed.
As shown in https://launchpad.net/ubuntu/precise/+source/oprofile/0.9.6-1.3ubuntu1, oprofile seems to ...
1
vote
1answer
97 views
Is there a user-friendly setup to reduce performance and fan thresholds?
My Dell Vostro 4450 with Ubuntu 12.04 started heating (>95°C) when its on heavy load and charging battery (sometimes it freezes in this conditions). When on heavy load but using battery, it stabilize ...
