2
votes
0answers
843 views

(13.04) PowerTOP reports lots of usage by USB2.0-CRW, but autosuspend is on

I used to be able to keep my power usage under 10 watts without WLAN on but now that rarely happens. One reason might be this, reported by PowerTOP all of the time: Power est. Usage ...
1
vote
0answers
155 views

Battery efficiency issue in Ubuntu 14.04

I have an HP Probook 440 G2, with an intel core i5-4210U processor. I have dual boot windows 8.1 installation. I get approx 5+ hours of battery backup in Windows 8.1 and approx 2+ hours in Ubuntu. My ...
1
vote
0answers
199 views

1 hour of battery life lost in 10 seconds

Whenever I plug my charger out, the lifespan of my battery suddenly drops from 90 minutes to 30. By "suddenly" I mean it literally takes it around 10-15 seconds at most to drop. My battery isn't new, ...
1
vote
0answers
168 views

Ubuntu 12.04 overheating my laptop [duplicate]

I use dell Inspiron 5520 laptop with latest BIOS version A13 with 4GB RAM and Intel core i5 processor. Recently I have removed Windows 8 and installed Ubuntu 12.04 by disabling the UEFI mode. Since ...
1
vote
0answers
1k views

After switching from Ubuntu to Lubuntu, fan constantly working on maximum

Because my HP 6730s didn't work well on Ubuntu (constant hangs, because of the lack of resources) I changed to Lubuntu. Now everything works fine (in terms of speed), but the cooler constantly is ...
1
vote
0answers
680 views

Heating problems in HP Pavilion g6 AMD Vision A10

I have istalled TLP and AMD propreitary drivers (AMD Catalyst). But still the heating problem persists. Installing the above 2 helped a little by cooling to 3-5 degrees. but still the cpu temp is ...
1
vote
0answers
360 views

High CPU temperature when using GNOME

I have ASUS Extensa 4220 laptop.If I install Kubuntu (any KDE-based), then the CPU temperature looks normal for a long time (now it is 74 degree Celsius). But when I install GNOME-based distros, then ...
0
votes
0answers
187 views

Battery life for MacBook running Ubuntu

I've noticed running Ubuntu 14.04 on my 2012 Macbook makes for a much shorter battery life on the machine, compared to OS X. I understand OS X is probably optimized for my hardware and this leads to a ...
0
votes
0answers
149 views

Hardware accelerated video playback using mplayer [duplicate]

I'm running Ubuntu 14.04. I need video acceleration for MPlayer. I found this blog that gives me the information. http://www.webupd8.org/2012/11/install-mplayer-with-va-api-hardware.html But the ...
0
votes
0answers
28 views

Fan twirling because of CPU high performance [duplicate]

I've downloaded Kubuntu recently and installed it on my laptop. After installation, I installed my graphic card driver(ATI Radeon HD) which made my laptop's fan quieter. This also caused that my ...
0
votes
0answers
13 views

how do I extend battery from lacking? [duplicate]

I wanna ask you guys about extending battery. I run precise, My laptop can't work more than 1 hour, after it's fully charged. The notification after I unplug the charger only shows 0:45. How can I ...
0
votes
0answers
523 views

My laptop heat up quickly [duplicate]

I'm newbie using ubuntu, I have pre-installed wind*ws 7 on my ultrabook ACER S3 951 then I make it dualboot using ubuntu 12.04 but after using it for an hour my laptop heat up quickly is it a normal ...
0
votes
0answers
27 views

Are i915 kernel options still required with 13.04? [duplicate]

My /etc/default/grub has these kernel options, which were required to improve battery life when I originally installed 12.04: pcie_aspm=force i915.i915_enable_rc6=1 i915.i915_enable_fbc=1 i915....
0
votes
0answers
51 views

Low battery life on ubuntu 13.04 [duplicate]

Config: laptop MSI CR650 - 229XBY AMD E-450 Radeon HD 6320 (512mb) - Proprietary driver HDD: 500Gb OS: Windows 7 Home Premium SP1 (x64) and Ubuntu 13.04 Raring Ringtail (x64) Steps: 1.Clear Install ...
0
votes
0answers
126 views

Problems with temperature after 13.04 update! [duplicate]

Until the 13.04 update I was using the 12.10 version of Ubuntu, (I have a HP pavilion notebook, 6 GB RAM, i5, ati radeon hd series, ubuntu 64 bit), and I was having no problems with temperature (...

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