@Miguel: As said to other people above: this bug has been marked as fixed with a good reason, and you are probably encountering a different issue -- there are more than one possible reason for 100% CPU usage. Please file a new bug report.
@Miguel: As said to other people above: this bug has been marked as fixed with a good reason, and you are probably encountering a different issue -- there are more than one possible reason for 100% CPU usage. Please file a new bug report.