NTPD is a daemon that is using the NTP (Network Time Protocol) to synchronize you local watch with servers. NTPD is not changing the time after the synchronization. It calculates the difference (offset) between remote timer and the local one and after that adjusts the timer several times to minimize the offset. Install ntpd on Gentoo/Sabayon emerge ntp vim /etc/ntp.conf #change servers used for sync vim /etc/conf.d/ntpd #set daemon options /etc/init. ...