[ubuntu-uk] Strange high CPU usage problem
matt.sturdy at gmail.com
Thu Feb 24 12:30:46 UTC 2011
Hi Simon - out of interest, can I ask what BIOS version you have on the
M1330 at the moment? I'm using my 32bit M1330, and have frequent issues
with overheating. I'm wondering if a BIOS update might go some way to
On 24 February 2011 06:46, Simon Greenwood <sfgreenwood at gmail.com> wrote:
> On 24 February 2011 09:29, Rossen Stoyanchev <rstoyanchev at yahoo.com>wrote:
>> Apologies if this isn't the right place. Having started as a Ubuntu user
>> in 7.04 I find myself completely baffled by the this one.
>> Every now and then an application starts using a lot of CPU. This is
>> typically when running Flash or Java typically in a browser but I'm not
>> completely sure about what triggers. The strange thing is that once the
>> problem occurs all applications become affected. Even simple things like
>> opening a file browser or dragging windows around spikes the CPU to 100% for
>> 10-15 seconds or longer. It's like a gradual melt-down with the system
>> becoming unusable even for simple tasks. The only solution at that point is
>> powering off the laptop completely, which takes a long time since all
>> processes are now really slow to close down.
>> Needless to say a very debilitating problem to have and I'm baffled as to
>> how to narrow things down. I know how to look up CPU usage by process with
>> top but when all applications begin to exhibit this behavior that's pretty
>> much useless.
> I had that problem with Flash on 64-bit on my Dell XPS M1330. I've now gone
> to a PAE kernel as the only reason I had 64 bit was for memory access and
> that's mostly gone away. A BIOS update has also solved some of the colling
> problems that that model has with its NVIDIA graphics card.
> We would need more information about your setup to come up with a more
> specific solution.
> Twitter: @sfgreenwood
> My CV: http://bit.ly/sfg <http://bit.ly/sfgreenwood_cv>_new_cv
> "Is this your sanderling?"
> ubuntu-uk at lists.ubuntu.com
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