processes running

[jack]

On Fri, 2007-10-19 at 13:33 -0400, Marius Gedminas wrote:
> On Fri, Oct 19, 2007 at 01:08:17PM -0400, jack wrote:
> > Kubuntu 7.04 running on a Dell D810 laptop
> > When I run top, I see a process runnint called migration.  The top
> line
> > looks like this:
> > 2   root   RT   0   0   0   0 S 0.0 0.0 0:00.00  migration/0
> >
> > Anyone know what this process is ?
> 
> It is a kernel thread.  It uses no CPU and is currently sleeping,
> according to the numbers you quoted.
> 
> > (Laptop has been running slowly, so I'm going through the processes
> > trying to find the culprit and also educate myself about the
> processes
> > running at the same time)
> 
> Slowness can be caused either by some process using all the CPU power
> (easy to find: these are on top in the list top shows) or by some
> process doing intensive disk I/O (these are rather harder to find,
> since
> they don't use the CPU much).
> 
> If you notice updatedb running, that's your culprit.  It indexes all
> the
> files on your file system for fast searching (just the filenames, not
> the contents).

Thanks, Marius - I'll keep an eye out for that.