0
votes
1answer
67 views

Why after a time of inactivity three cores of cpu go off?

I run ubuntu 11.10 on a Dell inspiron N4050 which has an Intel Core i3 CPU. After a time of inactivity sometimes few seconds, sometimes 2 or three miutes or even more CPU2 3 and 4 spike then go to ...
2
votes
1answer
643 views

How can I decrease the frequency of the fan running on my laptop?

I am an Ubuntu 11.10 user with a laptop with a noisy fan. the fan runs way too frequently, blowing when all I'm doing is web browsing. I am willing to sacrifice speed for a less hot laptop, can ...
2
votes
1answer
3k views

NTFS drive mounted generates huge load

I've got an NTFS drive mounted and on I/O it generates huge amounts of load. I'm now running my CPU (amd fusion dual core) at 100%... both. My load average is 3.47 at the moment. Anyone an idea to ...
2
votes
1answer
471 views

Why does Gnome System monitor never tell me what process is actually using the CPU?

I have an applet in my Gnome Panel which shows me the current load of my CPU. This is important on my laptop because it's a slightly older machine, and so knowing when I should let it finish one task ...
1
vote
1answer
176 views

random bursts of CPU activity

I am running a wubi installation of ubuntu 11.10 64 bit and every hour or so there is a random burst of activity where the CPU is at 100% and I have trouble just browsing on firefox. This can last ...
2
votes
2answers
3k views

How to stop “aptd” from maxing out my CPU?

After running the "top" command in the terminal, I see "aptd" running which causes the cpu to run at 100%. If I'm updating the system, or installing a software, I see it. I only recently noticed it. ...
2
votes
2answers
335 views

2000+ processor wake ups..?

I have dell xps 15 with nvidia 525 with optimus. I use ironhide for optimus support. Under normal conditions I can see 2000+ processor wake ups. As a result of which my battery dries up rapidly. In ...
1
vote
0answers
392 views

CPU usage under ideal condition [closed]

I'm using dell xpx L502X (i7 - core) with ubuntu 11.10 with nvidia 525 with optimus support. I have installed ironhide for optimus support on my laptop. When I look at system monitor even under ...
2
votes
6answers
7k views

100 % CPU usage with “on demand” setting due to Xorg

I upgraded to Oneiric (from Natty) on my IBM Thinkpad X41. With the default CPU speed setting of "on demand" I get 100 % CPU usage. In System Monitor (nb: view > all processes) the dominant process ...
4
votes
5answers
6k views

Init process at 100% CPU usage

I have a Ubuntu x64 machine on a OpenVZ VPS account on a QuadCore processor with 1GB/2GB(burst). A few days ago I've managed to successfully update it to 11.10 Oneiric Ocelot. There's only one ...