Finally, I've found what consumes all my CPU. Long time ago, I activated the remote desktop viewer (the process is called vino-server) and I deactivated it and my CPU gets down to a few percents usage instantly !
I then understand why removing the .gconf* folders in my home directory solves the problem: vino-server was not set to start on log-on anymore...
Finally, I've found what consumes all my CPU. Long time ago, I activated the remote desktop viewer (the process is called vino-server) and I deactivated it and my CPU gets down to a few percents usage instantly !
I then understand why removing the .gconf* folders in my home directory solves the problem: vino-server was not set to start on log-on anymore...