Strange slow down of my system

[Philippe Landau]

hello Behrang Saeedzadeh
> I don't what I've done that has made my system to look somehow slow.
> When I click on the Home icon to run Nautilus it taske more than 10
> miniutes for it to show up! At first I thought that it is not even
> going to show up but it suddenly showed up. The samething is also the
> case with Gedit and sometimes Firefox.
> Is there a way I can fix this problem?
does everything work fast after a restart ?
applications:system tools:system monitor:process listing:
preferences:process fields:x for cpu,
then click on cpu column, is there a process using much cpu ?
in resource monitor, is cpu at 100 ?

kind regards     philippe