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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what is status “ fsnotify_mark_destroy ” in wait channel?

Recently Iam seeing lot of "fsnotify_mark_destroy" as the wchan state for process .May I know more details on this status
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2answers
43 views

Compilation time slow on a single computer

We are experiencing some really slow compilation times on a single desktop computer that we use as the primary workstation for a research project. Compiling our codebase on this computer takes 42 ...
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17 views

Performance problems with Ubuntu 14.04

My computer's performance (A 2012 Macbook Pro, i7 with intel hd 4000), specifically with gaming, has been lacking in Ubuntu compared to my other operating systems, OS X and Windows. I feel like this ...
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0answers
10 views

What should be my Wine configuration

I use a laptop with 3rd Gen CORE i5-2410M with 6 GB of RAM. I wanted to know what would be the best configurations(suggest me regedits and other things) for wine that could be done for playing games ...
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18 views

Slow performance (Ubuntu 14.10) on core i7 (mobile 3rd)and 8 GB of ram.(Asus k56cb)

community I been using windows for ages, but I wanted to try something new, and get some experience on Linux based OS. So I have formated my ssd and installed Ubuntu, installed updates and needed ...
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3answers
52 views

Does shutting down and restarting Ubuntu have an effect on its performance?

This article talks about how OS's accumulate all sorts of unnecessary things in the RAM due to continued use. Is this the case with Ubuntu too? Just curious as my computer has been getting a bit ...
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1answer
38 views

No hardware events in perf list on PC w/ Intel Core i7-4770 CPU running Ubuntu Server?

I have dell desktop with Intel Core i7-4770 @ 3.4GHz CPU. There, I have installed Ubuntu server 15.04. Afterwards I have install linux-tools-generic and linux-tools-common to install perf tools. ...
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0answers
64 views

Shutdown Takes too much time in Ubuntu 15.04

I upgraded Ubuntu 14.10 to 15.04 about a month before, after upgrading I'm facing too much of performance issues and it also takes too much time to shutdown. Is there problems with this new release of ...
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1answer
23 views

CPU benchmarking utility for Linux

I am looking for a utility that will benchmark CPU performance under single and multi threaded instances. At present I have an old rig with a dual core CPU (E7500) at 3.6 Ghz and I am looking at ...
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123 views

Perfromance in gaming, In Ubuntu 15.04

I have problem with game performance, for example in War Thunder when I'm setting up a lowest graphic settings I have around 20-30 FPS (same situation in CS:GO), it's very poor performance for my ...
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0answers
45 views

Video Editing Performance?

I'm relatively new to Linux but love using Ubuntu and it has become my preferred OS for daily use. I am really disappointed I don't seem to ba able to edit video on Ubuntu 14.04 with my Lenovo ...
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1answer
88 views

14.04, I have Disabled CPU throttling, but installing Atlas says: “CPU Throttling apparently enabled”

My PC is using ubuntu 14.04, and I need install Atlas. Atlas says: it need to disable CPU throttling, I have done the job to disable it. cat ...
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1answer
42 views

How do I use dmesg to diagnose slow boot speed?

I've installed Ubuntu 15.04 on a new Lenovo Thinkpad S440. With 8 gig of RAM, an i7 and an SSD I expected Ubuntu to boot in a few seconds, instead it seems to be taking almost a minute. I've read a ...
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0answers
58 views

Ubuntu very slow startup

My new laptop is taking very long (a few minutes) until it reaches the log-in screen. Here is the output of dmesg: http://pastebin.com/MuW79kVd I think the important part is the following gap in ...
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1answer
53 views

ubuntu 14.10 too slow to open VLC player

my ubuntu 14.10 is too slow .It takes about a min to open a video in VLC media player. Even other software are too slow to open. My Laptop is new & has high end specifications.
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1answer
28 views

Ubuntu 12.04 lags very bad at my laptop

So I recently decided to change from Windows XP to Ubuntu 12.04 on my crappy 1gb RAM & 1.6GHz laptop. The problem is that it lags A LOT. Like first 5 minutes I can use it fine but then it just ...
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1answer
38 views

Home Computer Build Designed For Optimized Performance With Ubuntu

Perhaps this is not a question for this forum, but I hope I can get some good info here. I currently dual-boot Ubuntu on a MacBook Pro. The OS performance is unreliable on my laptop, so I am hesitant ...
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2answers
59 views

Can I really experience performance in a LiveCD context?

I don't know exactly how LiveCD works, but I know that everything is happening on the RAM memory, so a great part of the RAM would be used by the OS itself. Can I really experience performance in a ...
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1answer
91 views

Slow/laggy system on a mid-end PC

I just moved from Windows 8.1 3 days ago (which was running very good in terms of performance and multi-tasking). I'm using Ubuntu 15.04 with KDE Plasma 5.3 installed and the system isn't fast as it ...
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2answers
144 views

Ubuntu 15.04 intalled on older computer is running slow [duplicate]

I just installed Ubuntu 15.04 on an older computer because it could not handle many of the features included with Windows Vista. I thought I would try Ubuntu to improve performance. However it isn't ...
0
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1answer
38 views

How can I improve my system performance?? As it is working very slow [duplicate]

I have Dell Inspiron N4050 i5 2gb. Am running dual boot (Ubuntu 14.04 along with Win7). As I am a new user (more specifically learner). In Ubuntu am facing several issue regarding the performance. ...
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0answers
17 views

Loading of applications in ubuntu freeze my system for a while

I have a very powerful ubuntu system with core i3 4370 processor and it works very fast, but it seems it's bottleneck is in harddrive. This log review loading of my hard drive when I try to open ...
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0answers
205 views

Ubuntu Host in VirtualBox has long delays before startup

I run Ubuntu in virtualbox on a windows 8.1 host. After some updates of the guest, it started to have lags/delays before it starts. It also shows some warnings. After it starts, everything is fast. ...
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0answers
121 views

Vivid / Poor performance on Football Manager 2014

When I launch a new game, I only have one star for performance, even for 1 league only, despite a good configuration for this (i don't want 3D view of matches): Xubuntu Vivid x64 / Intel Celeron ...
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1answer
32 views

My Ubuntu on AWS is very slow

I have Ubuntu 14.04.1 install on AWS and it was getting slower and slower Not knowing what to do I updated and upgraded my system It did not help Testing disk usage (df -h) I get Filesystem ...
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24 views

Percona deb download via cloud init very slow

I'm trying to set up a Trusty instance via a cloud init file and the install process is stalling for a few minutes. When I tail the install output with tail -f /var/log/cloud-init-output.log, I see it ...
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1answer
56 views

Slow raid5 resync with WD Green drives [closed]

The Question Why is my initial resync so slow? Initially cat /proc/mdstat reported ~ 30000K/sec. I then increased /sys/block/md0/md/stripe_cache_size from 256 to 16384. That increased the speed to ...
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1answer
200 views

Automatic switching between performance and powersave mode on plugging in/out the power supply

Recently I've been trying to investigate why my laptop is so slow. I found out that it runs at ~600Mhz, regardless of the power supply being plugged in or not. Note that it's Intel i5-2540M nominally ...
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0answers
19 views

Why interface lags a lot when writing to disk and try play games

Ubuntu 14.10 with open drivers (not tested with catalyst) lag when I write data to external USB disk. And if I run Team Fortress 2 the interface lag hard - some mouse movements ignored, keyboard ...
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0answers
68 views

Slow performance Xubuntu 14.04 - Radeon HD6950

Im having slow video performance on my i5 with 16gb of Ram with a Radeon HD6950. Just installed the xubuntu, updated the system and when i open for example the Firefox or chrome, the video appears to ...
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1answer
91 views

Lubuntu on ASUS 1215

I have a ASUS Eee PC 1215P netbook (Seashell series) and liked to migrate from it's original MS-Windows 7 to Ubuntu/Lubuntu. There are documents on Ubuntu official website website which certifies that ...
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2answers
91 views

cpu is always at high consumption 50% - 90%, what can be checked for solving?

My platform: Host: Ubuntu 14.04.2 Virtualbox ubuntu 14.10. The cpu of the client 14.10 is always reach at high consumption, although no app running. After a start up, I launch nothing, the cpu is ...
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0answers
43 views

Ubuntu touch HTML5 performance

I made a simple cordova bootstrap HTML5 app and deployed it on a bq phone. When I open the top right page navigation menu it appears that the slide animation is very slow. The animation is rendered in ...
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0answers
44 views

How much use of swap space means that I should add more memory?

My system is slow and I am trying to figure out if I need more memory or a better system. I am using Ubuntu with 32 GB RAM. $ free total used free shared buffers ...
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0answers
26 views

Ubuntu Sometimes with slow graphics and locking

long time since I installed Ubuntu x64 on my machine (Del Inspiron 3421 with Intel graphics) always realized that the graphics were not working as well as they should, I used Ubuntu 4.12 LTS x64 and ...
2
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1answer
149 views

Worse compiz performance in Ubuntu 14.04LTS

I know this question has been asked multiple times before, but they seem to be like 3-4 years old now and I could not find any associated with Ubuntu 14.04. Also, solutions mentioned there do not ...
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0answers
47 views

Allocate disk space to partitions in a fresh install

I'm planing to do a fresh xubuntu install and am wondering about how I would best partition my hard drives, which are as follows: SSD - 128 GB HDD - 2 TB Right now, running ubuntu, I have the ...
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0answers
44 views

Performance of KVM on 32 Bit Ubuntu compared to 64 Bit?

Due to hardware failure, I recently grabbed a harddisk out of an old 32 bit machine and plugged it into a new 64 bit system - powered on, everything good, services outage minimised. Now I am planning ...
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0answers
19 views

Why is Ubuntu so slow? (I'm a new user) [duplicate]

I am new to Linux. It seems to be that Ubuntu is much slower than other Windows OS. Please show me how I can improve my computer's performance. Thank you very much in advance. Theo
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1answer
67 views

Setting to High Performance

When I had Windows 8.1, there was a power option for "High Performance" which allowed higher performance at the cost of power supply. Is there a way to set my power option to "High Performance" on ...
0
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1answer
41 views

how to check if zfs is using the kernel module

I am having perfomance troubles (transfer rates only about 50MB/s using 6 2TB server hdds WDC WD2003FYYS, each doing app 150 MB/s) with my raidz and was hoping to increase it with the ZFS on Linux ...
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0answers
33 views

Why is my system unbearably slow?

I have a Thinkpad Edge E430, Core i5 dual core, 4GB RAM, Ubuntu 14.04 64-bit. It is pretty common for my system to freeze in such a way that the mouse cursor still reacts, slowly, lagging - but ...
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0answers
46 views

Severe lag in Ubuntu 14.10

I am currently having a serious problem in Ubuntu 14.10. This morning when I booted into my computer, The UI of Ubuntu started to give me some serious lag. Normally the OS is perfectly fine, but every ...
2
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1answer
33 views

Any benefit to uninstalling unused applications?

I am a newcomer to Linux and after a few months of trying out different distros I have now settled on Ubuntu 14.10 on my aging HP TX2000 Notebook. One thing I am unsure of is if there is any benefit ...
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0answers
76 views

Speed up first launch time of some applications (in this case: filemanager, xfce panel addon)

I installed xubuntu-desktop on my Ubuntu 14.10 and now use its file manager Thunar and its panel addon application menu (link to its docs.xfce.org site). Both programs take extremely long to launch ...
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1answer
76 views

Recommanded step for Apache and mysql Performance tuning

I googling lots of sites and forums to solve issue but i didn't get result as my expectation. I installed successfully Ubuntu 14.04 LTS on ProLiant DL360 hardware with LAMP environment. Hardware ...
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1answer
54 views

Ubuntu performance drop

I upgraded to Ubuntu 14 and it seems im lagging. I started playing a 2d rpg game on steam and my whole pc is a bit sluggish. I read that I should use xubuntu or something. I'm on an intel HD processor ...
2
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1answer
123 views

Very slow Chromium browser

On my machine Chromium is very slow, I had to switch to Firefox where everything works fine. Looks like this is a kind of JavaScript problem (eg. slowed down typing on Facebook), pages loading slower, ...
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1answer
74 views

What can I do to restore disk performance on slower Ubuntu VM

I have Ubuntu 12.04 (x86) running under VMware Workstation 10.0.5 on a Windows 7 x64 host. Disk access in this VM is noticeably slow - it takes ages just to start Firefox, for example, and the disk ...
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0answers
76 views

Extremely poor performance in Ubuntu Server 12.04.5 LTS

I am trying to host a Minecraft server in Ubuntu Server 12.04.5 LTS. For some reason, my computer responds extremely slowly to any executed command or process. When starting up, it can take anywhere ...