0
votes
0answers
9 views

Ubuntu 13.10: Unusable when gaming with power not plugged in

I'm still pretty new to Ubuntu, but I have been having issues gaming when not plugged into an outlet. When I am plugged in my laptop runs flawlessly, however, when not plugged every thing runs fine ...
0
votes
0answers
15 views

Customise Suspend operation or create custom power option?

So basically I am using Ubuntu saucy salamander and I would like to be able to wake it from suspend over wireless. I can already do it when it has a wired connection but this doesnt really fit my ...
0
votes
0answers
82 views

Why is my WiFi so slow?

I have an Alienware M14x-R2 laptop that I use with dual-booting Windows 7 / Ubuntu. In Windows 7 I have no problems with it at all, but I don't have any of my important software set up in Windows so I ...
2
votes
2answers
265 views

Cannot increase wifi card power using iwconfig

So I set up a hotspot using hostapd, isc-dhcp-server and MASQUERADING. The hotspot works and I can access Internet. Problem The connection speed is too slow. When I connect to my hotspot (via ...
0
votes
0answers
87 views

Ubuntu having problems reconnecting on wireless network after suspend

I have searched for an answer but haven't found a simple solution or one that shares my setup. This problem should be pretty clear cut so maybe someone can help. Here's my set up. Have an HP ...
0
votes
0answers
49 views

No Internet, Brightness Controls, Battery Stats Toshiba Satellite on Linux 13.10

I have a Toshiba Satellite T135 and I installed Ubuntu 3.10 on to it. It installed just fine and everything is great, except that it seems most of the hardware built into the laptop doesn't work ...
0
votes
0answers
82 views

Turn off wifi when lid is closed

I use xubuntu 12.10. When i close my laptop lid, it goes to standby but, the wifi light stays on. When in windows, Wifi is turned off when lid is closed without any problem/configuration. How do i ...
1
vote
0answers
270 views

13.10 Desktop - Stop Suspension on Lid Closure

I'm having a problem with power management settings on my ASUS K52-F Laptop. Upgraded from 13.04 to 13.10 earlier today; closing the laptop lid puts the laptop into suspension (even on AC Power - ...
0
votes
1answer
165 views

Wi-fi goes out after my computer suspends

First off, in 13.10, there is no hibernate option in the power setting. And even then, when I change the setting they don't stay saved like they did in 13.04. But my main problem is when I wake my ...
1
vote
3answers
2k views

How to disable wifi power management (rtlwifi, rtl8192cu)

I have problems using my wifi connection under Ubuntu 13.04. As many others also reported, Thema realtek driver RTL8192CU causes connection problems. Edit: This happens on two different machines ...
0
votes
1answer
229 views

Power management issue?

am new on ubuntu yesterday i installed ubuntu 12.04 LTS on my Pavilion g6 notebook PC with intel cote i7-3612 CPU and 4 GB Ram and am facing many problem and i can't solve any of them. - Wireless ...
-3
votes
1answer
496 views

How to “sleep” computer while keeping internet connection alive

I am currently using my laptop to share my internet connection with my desktop. It works great (my belkin micro-n adapter quit on me) for now, but the laptop is so hot, just sitting there burning ...
0
votes
1answer
75 views

Turn off ethernet without turning off WiFi

I'm new to Ubuntu but somewhat familiar with PCI. I noticed that when I disable networking (by unchecking the 'Enable Networking') the eth controller moves to D3 state (sudo lspci -vv), but that also ...
0
votes
0answers
314 views

My ubuntu 13.04 x64 cann't do cold boot in battery?

I am using HP-Pavilion G6-2005ax, powered by AMD APU A8-4500M, 4GB RAM, 500 GB HDD and AMD Radeon HD7670M 1GB. I am using Ubuntu 13.04-amd64 version. While I am doing cold boot on battery, the Lap ...
0
votes
2answers
1k views

How can one disable Wi-Fi power management when using Jupiter?

Background and Problem My laptop (Lenovo ThinkPad X131e 3372-2VU, running Ubuntu 12.04 LTS) freezes when Ubuntu tries to manage the wireless interface's power. I had to manually disable wireless ...
1
vote
1answer
348 views

Strange behavior with ssh on Ubuntu 12.04 server

Recently I installed Ubuntu server 12.04 on my computer at home with ssh support. I'm using WiFi instead of cable connection for this server. Everything works fine except the fact that for some ...
3
votes
2answers
328 views

Which one consume less battery in Ubuntu (generally Linux) Ethernet cable or Wireless?

I am wondering when i want to connect to network, it is better use my wireless adapter or using cable (ethernet adapter), Which one consume less battery? Sometimes i saw that my battery life was more ...
0
votes
3answers
5k views

Wireless card power management

I have noticed that when my computer in plugged in, the wireless strength increases. I'm assuming this is to do with power management. Is there a way to disable Wireless Power Management? I have ...
1
vote
2answers
3k views

Turn-off WiFi / WLAN & Bluetooth completely (electrically off), how?

In windows, most laptops these days have a hot-key to turn off wireless modules completely (i.e. airline mode), including WLAN and Bluetooth. I am currently on Ubuntu 11.10, and wondering as to what ...
5
votes
4answers
12k views

How can I prevent iwconfig power management from being turned on?

I am affected by this bug: 869502. A workaround which seems to stop the kernel panics for me is to disable wlan0 power management: sudo iwconfig wlan0 power off However it seems to automatically ...
9
votes
5answers
16k views

Scheduling StartUp and ShutDown

I use Torrents often, so I need to know how to make my computer start up and shut down automatically, Wi-Fi is switched on at six in the morning in my hotel and switched off at two AM. (I am able to ...
1
vote
1answer
2k views

Broadcom b43 power management [closed]

I can't enable power management functions on my Broadcom BCM4311 WLAN card (as sugested by PowerTOP) Here are some prints: root@grumpy:~# lspci -vnn | grep 14e4 0c:00.0 Network controller [0280]: ...
6
votes
2answers
2k views

Why is wireless down/strange after switching to battery or closing/opening the lid?

I noticed that, when I unplugged my laptop, or closed/opened the lid, my wireless connection dropped, every time. I tracked it down to pm-powersave, and made it stop, see below. This could also ...
3
votes
4answers
3k views

How can I keep a wireless card's radio powered off by default?

My desktop's PCI wireless card is always scanning for available wireless networks, but I only rarely use it. Can I keep the radio turned off until I need it?