1
vote
2answers
55 views

Ubuntu Won't Let Me Shutdown

I can use my laptop with out any problem for a while ( sometimes around 12 hours and sometimes just half an hour ), then suddenly one by one, the applications will be closed. I can't shutdown. So I ...
0
votes
0answers
52 views

Where are my kernels?

I tried the other day to install Ubuntu on my laptop (HP NX6110), but it gives me a warning message that says 'I do not have the right kernels'. How do I get these kernels? Also I was able to get ...
0
votes
1answer
181 views

Why does CPU usage remain at 100% after running Mathematica 9?

I have installed Ubuntu 13.04 and Mathematica 9 on a Sony Vaio VPCEA36FG. When I run a program in Mathematica, CPU usage rises to 100%. This is a normal. But when Mathematica finishes computation, ...
1
vote
1answer
32 views

One O/S, 2 Machines

quick question, Is it possible to share my Installation on my SSD between my main PC, and my laptop for when i go away, that way everything I need is still there, and dont have to worry about syncing ...
12
votes
2answers
3k views

Why does powertop still detect tunable settings on >12.04?

According to this Q&A laptop-mode-tools and powertop are not needed anymore with ubuntu 12.04 as the power savings are now included in the kernel. So I decided to remove laptop-mode-tools from ...
1
vote
0answers
16 views

My TOSHIBA L655 S5144 Battery is not Detected on Ubuntu 12.10 [duplicate]

Possible Duplicate: Battery not detected i used toshiba l655 S5144 and when i installed Ubuntu 12.10 gnome "no battery" present
2
votes
0answers
113 views

Which logs will tell me about the Touchpad and Keyboard locking up?

I have an Asus N53SM laptop that I leave running for several weeks at a time. I never put it in hibernate or suspend, I only close the lid when I'm not using it. After a few days or weeks of running, ...
4
votes
1answer
7k views

What should VM writeback timeout be set to for a laptop?

I am using powertop to check that my machine is setup in a way that will give me good battery life. After installing laptop-mode-tools all of the "Tunables" section shows "Good" except VM writeback ...
1
vote
1answer
3k views

Radeon Xpress 200M with Hardware Acceleration on Ubuntu 12.04

my notebook is running with the ATI Radeon Xpress 200M, which isn't supported by AMD anymore on Linux >2.6.28(fglrx 9.3). I would like to enable hardware acceleration.
1
vote
3answers
1k views

Usefullness of multi-threading for Ubuntu [duplicate]

Possible Duplicate: Is Ubuntu optimized for multicore CPUs? I'm looking for a new laptop, one on which I am able to install (and multi-boot) Ubuntu. Some laptops offer processors with ...
1
vote
0answers
270 views

Ubuntu live boot not working on older laptop [closed]

When booting into Ubuntu 11.04 from the PC, it works perfectly, but when I try to load it into a older laptop (read ancient) it gives a couple of kernel panic messages. I donnot know much about ...
7
votes
2answers
5k views

Can and should I try enabling the CONFIG_INOTIFY kernel configuration option?

PowerTOP just offered the following suggestion: Suggestion: Enable the CONFIG_INOTIFY kernel configuration option. This option allows programs to wait for changes in files and directories ...
26
votes
3answers
43k views

What does the kernel boot parameter “set acpi_osi=Linux” do?

I am facing an issue with brightness control in my laptop which has Intel HD graphics and Ubuntu 10.10 64-bit. So when I searched for a fix I found that a common suggestion is to edit the GRUB file ...
1
vote
1answer
278 views

Netgear 511 wireless adapter stopped working after upgrade

Why will Netgear wireless adapter not work with SIMPLE netgear511 upgrade to UBUNTU 10.04 WHEN IT WAS WORKING PERFECTLY WITH 9.04 I upgaded from UBUNTU 9.04 on my IBM THINKPAD to 10.04 LTS. The ...
2
votes
0answers
517 views

Problems after resuming from hibernate [closed]

I have a problem with maverick when resuming from hibernate. Here's a screen shot: (Image Error) Also I'm getting the following errors before the screen appears: *ERROR* render ring head not reset ...
6
votes
2answers
2k views

Laptop immediately suspends when going onto battery power

I've got an MSI Wind, model U100 that's been running Ubuntu without trouble for a long while. After upgrading to 10.04 a few months ago, I've had this strange problem. As soon as I unplug the laptop ...
8
votes
4answers
2k views

Dell Studio XPS 16 overheats

Since I have switched from Win 7 to Ubuntu, it seems my laptop is much hotter and the fan is much louder. Is it normal behavior or maybe can I fix this by tweaking some settings? If so, what would be ...