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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1
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1answer
22 views

Change Frequency But nothing different

My problem here: root@LeAn:~/Desktop# sh MinPower.sh CPU MHz: 1200.000 root@LeAn:~/Desktop# lscpu | grep MHz CPU MHz: 1200.000 root@LeAn:~/Desktop# python TestCpu.py ...
1
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2answers
17 views

Will only Xubuntu be faster than dualbooting with Windows 8?

I have installed Xubuntu alongside with Windows 8. I want to install Xubuntu again without Windows 8. Fresh installation, just Xubuntu. Will this increase this my performance?
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0answers
11 views

Ubuntu 14 Idle - Non Activity Causes Poor Performance

I'm having an issue with Ubuntu 14. I have a touch screen and I noticed after medium to long periods of inactivity the device "throttles down" and takes a few moments to snap back. When I tap the ...
-1
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0answers
24 views

Ubuntu Desktop perform better in VMWare

With my computer I outperform any ubuntu installation with virual machines on Windows (using vmware player). If I do a dedicated installation of Ubuntu 12/13/14 all java applications runs very slow ...
0
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3answers
46 views

Reason for really slow 14.04 LTS performance

Ubuntu newbie/ computer novice with a question on performance. Downloaded Ubuntu 14.04 LTS from a purchased disk. The installation process went flawless. My problem is the OS is crawling (hovering the ...
2
votes
1answer
26 views

Oscillating disk performance

I recently upgraded my server from 12.04 LTS to 14.04 LTS. It used to run flawlessly, perfect in every way, but now I'm getting massive dropouts in the media streaming it provides So far the only ...
0
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0answers
19 views

How to increase Graphics peformance in Ubuntu 14.04 running as a guest in VIirtual Box?

I'm relatively new to Linux, I have played around with Ubuntu for 6 months but not a Linux Expert so please try helping in newbie terms I have Ubuntu 14.04 Running as a Guest in a Windows8.1 Host ...
0
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0answers
26 views

Ubuntu 14.04 slow boots with way too much disk access [on hold]

I have an Intel dual-core 3GHz, 8 MB RAM DDR3, 1-1 drive, 1-120 running Ubuntu 14.04 dual-booting to WinXP as needed. My problem is at Ubuntu boot-up,the boot stalls while waiting for hard drive to ...
0
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0answers
29 views

Lagging performance on Lenovo E530 running 14.04

I'm having persistent lagging problems on a Lenovo Thinkpad E530 currently running 14.04 but have also had them with 13.10. The system has a an i3 processor, 4GB RAM, 500GB Toshiba SATA-3 HDD and an ...
0
votes
1answer
59 views

TLP don't change CPU frequency

I check CPU clock speed with cat /proc/cpuinfo | grep "MHz", After sudo tlp start and sudo tlp bat still frequency is 2100MHz (Maximum). Could you please help me to solve this problem? I'm using ...
0
votes
0answers
36 views

Why is my read speed limited to 40 MB/s (< 25 %) reading from ext4 when compress-force is zlib and there's no CPU usage?

I'm moving data from an ext4 filesystem on a HDD connected with USB 3.0 which usually reads and writes with 170 MB/s to a btrfs subvolume on a SSD which usually reads and writes with 360 MB/s with ...
-1
votes
0answers
28 views

Slow Ubuntu 32 bit

I just installed the latest Ubuntu (14.04.1 - 32 bit) on my old computer (750 MB RAM, 1.8 Ghz Duron) for learning purposes mostly. The speed with which everything is happening is really very slow - it ...
0
votes
1answer
40 views

Ubuntu on Flash USB rather than SSD: performance penalty when not r/w-intense use?

I plan to turn my fanless HTPC completely silent, exchanging the current HDD for a silent runner. All I expect to do with the machine is to run a media client (XBMC), streaming my media via a network ...
0
votes
0answers
24 views

Kernel Tuning Tools?

How to improve performance of a Kernel ? Are there any tuning tools to improve Kernel performance ? Thank you.
1
vote
1answer
150 views

How can I reduce ram usage? And also how can I speed up Ubuntu 14.10?

I just upgraded to Ubuntu 14.10 from 14.04 to find the amount of ram usage has almost doubled well my CPU usage and almost been reduced. When doing little on my computer my ram usage stays at about ...
1
vote
0answers
104 views

Ubuntu 14.10: Extremely bad CPU Performance and heat

Ubuntu is running extremely slow due poor CPU performance, I have fairly good notebook (4GB ram 2.4Ghz Sandy Bridge CPU) and I know thats the cause is the p_state driver from Intel (the substitue of ...
0
votes
0answers
57 views

Ubuntu running slowly after accidentally filling hard disk

Ubuntu 14.04 Several days ago, I was running a program which creates large text files and accidentally filled the hard drive. Ubuntu seemed to be doing just fine. The process was still running, and ...
1
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0answers
35 views

Benchmark phones using Ubuntu Touch?

I have a few used phones running identical fresh installs of the current Ubuntu Touch for Devices and want to benchmark their performance and attributes in the field such as: processor, battery ...
0
votes
1answer
271 views

AMD E1-6010 1.35GHz slow performance?

I have just installed the 64bit version of ubuntu 14.04.1 LTS version on my low-end laptop which has a AMD Dual-Core E1-6010 Accelerated Processor (1.35GHz, 1MB L2 Cache) and 4g of ram. Been switched ...
0
votes
1answer
85 views

Ubuntu 14.04 running slow on a 64 bit processor

I upgraded from win 8.1 64 bit to Ubuntu 14.04 64 bit version. My PC have 4 GB of ram and 2.23 GHz dual core processor... after installing Ubuntu its running slow.. should I switch to 32 bit or are ...
0
votes
1answer
37 views

What makes LiveCDs, LiveDVDs, and LiveUSBs slow?

Even on a rather good computer, booting from a LiveCDs or LiveDVDs is really slow, especially in the beginning before the operating system has completely loaded in. What is the major bottleneck in ...
1
vote
1answer
63 views

multi-core usage, biased towards core 2?

I have 4 cores in my system. Core 2 is frequently showing 100% usage in htop. Meanwhile Core 1,3,4 show something around 5% most of the time. Is this normal? Is there a way to better distribute Core ...
2
votes
4answers
192 views

Robot running Linux is slow to boot

I'm working with a robotic platform (for use in the RoboCup competition) and we run Ubuntu Server 13.10. It's critical during matches that our robots are able to boot as quickly as possible. What's ...
0
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0answers
29 views

Sudden sluggish performance of ubuntu system

since 3 days a very important system at my workplace started a most peculiar behavior. There is no internet connection on that PC and no updates have been made. When I started the PC 3 days ago after ...
7
votes
0answers
887 views

Ubuntu Gnome 14.10 - desktop performance degraded when certain apps are running

I have upgraded from Ubuntu Gnome 14.04 to 14.10 yesterday using standard Software Updater GUI. The upgrade went smooth, however once upgrade was done I've noticed significant desktop performance ...
4
votes
1answer
1k views

`indicator-cpufreq` doesn't seem to work on 14.10

I have a Dell XPS 12 and just installed Ubuntu 14.10 (by completely wiping out the old 14.04 installation). The indicator menu has 2 options, Performance and Powersave, from which I choose ...
5
votes
0answers
819 views

Upgraded to Ubuntu 14.10 and *everything* lags

Yesterday, I upgraded my Lenovo Thinkpad X1 Carbon (2013) from Ubuntu 14.04 to Ubuntu 14.10. Since then, everything lags, from applications when opened (or 'drawn back in the background' for an ...
3
votes
2answers
128 views

Performance loss after 30 minutes

This one's baffled me. I have Ubuntu 14.04, 3 days ago (2014-20-10) it started slowing down. I've reproduced it by opening gedit and then closing gedit, when the issue is active it hits roughly 2 ...
0
votes
2answers
191 views

Very slow computer, after installing ubuntu 14.04

I have recently installed Ubuntu 14.04 on my computer, and now it is impossible to use it because it runs very slow. I have an old Dell computer with an Intel Pentium R4 CPU clocked @ 2.80GHz. Can ...
0
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0answers
14 views

How to: autocreation of system performance / health log?

I want my system to create file with a history entries filled by: exact time CPU, GPU, HDD temperatures network total up/down bytes RAM and swap % usage Less important: CPU, GPU, HDD loads ...
0
votes
1answer
17 views

Why GNOME3 apps close such long? [closed]

For example system monitor and calculator. It takes about 1 second after clicking close for app to vanish from my screen. Why it is so long. Or it is only my personal bug? PS using Xubuntu 14.04; some ...
1
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0answers
70 views

Ubuntu 14.04 64bit Slow performance

I am using ubuntu 14.04 64bit version in my following configuration system. CPU - Intel i3 3.30 Motherboard - Intel DH61BF Ram - 4GB DDR3 Hard disk - 250GB sata When i was using Ubuntu 13.04 32bit ...
1
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2answers
14 views

Restricting resources of user applications

Sometimes, either because of a memory leak or the computationally-intensive nature of a program, applications can start to slow down and ultimately freeze the whole system by claiming too much RAM or ...
0
votes
1answer
96 views

Improving gaming performance in wine

When running League of Legends through wine I get about 50fps while I would like to run the game at a stable 60fps with vsync. Is there any way I can achieve higher framerates, or is my hardware just ...
0
votes
0answers
63 views

ATI Graphics Card Problem

I have some problems with my graphics card. I am using Ubuntu 14.04.1 64-bit and I installed my graphics card without any problem, but when I open the ATI Control Panel, it always shows it's in the ...
0
votes
2answers
145 views

improve performance - NTFS to ext4

My laptop is 7 year old HP compaq with ubuntu 12.04. It was dual booting with windows partition. I was not using windows for the last 1 year and formatted and the windows drive and removed it. ...
0
votes
2answers
75 views

Ubuntu and battery life

Currently I'm using a Netbook (Dell Latitude 2100 non-touch scree) (2GB RAM, 1.6GHZ Intel Atom Processor, 60GB HDD, originally Win Vista Business, currently WIndows 7 Pro and a windows experience ...
0
votes
0answers
34 views

Shutter very slow and laggy?

Shutter is very slow and laggy and I'm not sure why. I've tried to change settings to "Do not save file automatically" and "Do not copy anything to clipboard" but it's still incredibly slow. I have it ...
1
vote
1answer
278 views

Ubuntu 14.04 Slow Performance

I'm somewhat new to Linux and Ubuntu so please be patient with me. I installed Ubuntu 14.04 LTS and the performance is very slow. The computer (a desktop) boots at a normal speed, but OS usage is ...
1
vote
0answers
26 views

CPU usage varies from 0 to 100. Strange waveform

so I have a strange problem. I'm currently using an old Thinkpad T61 and Ubuntu 14.04 LTS, although this same problem was also happening when I had elementary OS Luna (based on ubuntu 12.04 LTS) ...
1
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0answers
141 views

Ubuntu Hangs a lot even when 3 or 4 apps are working

I have a Samsung NP300E5C-A0CIN Laptop with 2 GB of ram, intel i3 processor. I have installed ubuntu 14.04 alongside windows 8.1 My laptop tends to hang a lot, especially while browsing the web both ...
0
votes
1answer
72 views

Why is dash autocomplete (super key) slow?

I like the dash autocomplete feature (super/windows key) to open applications. But the feature is slow. In 90% of all cases I open keepass or emacs. But it takes several seconds to show the results ...
-1
votes
1answer
266 views

Ubuntu 14.04 runs slow on AMD A4 - 4Gb Ram

Recently I bought laptop of ASUS with configuration AMD Quad Core A4 - 5000 1.5Ghz Memory 4Gb HDD 500Gb Even after installing LUbuntu, I didn't see much increase in speed. Currently installed ...
0
votes
2answers
227 views

Matlab 2014a interface started lagging on Ubuntu 14.04

My Matlab 2014a interface really started lagging recently, after months of smooth and fast performance, on Ubuntu 14.04. Both the main Matlab window and the code editor window has a persistent ...
0
votes
0answers
32 views

Very poor performance after regular updates

Recently my install of 13.10 decided to go all wonky on me. It did some kind of system update and then I got that lovely black screen after on boot. After many efforts to fix it I did a dirty upgrade ...
1
vote
0answers
84 views

Solved: enabling swapping cripples system

I am having a strange issue. Essentially, when swapping is enabled (on a swap partition), the system becomes unusably slow even at times when no swapping is in fact occurring. For example, when ...
0
votes
1answer
427 views

Is my netbook powerful enough to run Ubuntu 14.04? [duplicate]

Mods: this question is not a duplicate of others. While related in subject, this question is not a general specifications request, nor is it concerned with building kernels and whatnot. This question ...
3
votes
2answers
1k views

How I can disable CPU frequency scaling and set the system to performance?

My processor is running at 40% of its maximum speed, I want it to use 100% of the speed, all the time. I searched on Google but the tutorials are very old and they all differ. So, how can I ...
0
votes
0answers
17 views

How can I log per-process resource usage?

I am encountering a reproducible system slowdown when I perform a given action on the desktop. I have observed some odd behaviour running top and iotop in separate TTYs. How can I log resource usage ...
0
votes
1answer
71 views

gnome-session-flashback desktop — is just booting into gnome enough or do I need to uninstall unity?

I am currently running Ubuntu 12.04. If I want to run Ubuntu with a less performance-sucking GUI than Unity, is it enough for me to install gnome-session-flashback desktop and set the system to boot ...