Ok, I have about 2T data there, I need to go by a external disk to back up the data, and then updating the system. Thank you so much! Renzhi Cao ________________________________________ From: arch-general <arch-general-bounces@xxxxxxxxxxxxx> on behalf of Ralf Mardorf <ralf.mardorf@xxxxxxxxxxxxx> Sent: Saturday, March 8, 2014 11:56 AM To: arch-general@xxxxxxxxxxxxx Subject: Re: Problems of using pacman and updating the filesystem On Sat, 2014-03-08 at 17:49 +0000, Cao, Renzhi (MU-Student) wrote: > By the way, I am thinking the upgrading process will only influence > the system, not my data partition. I still need suggestions, am I > think that correct? Or lack of experience. Correct, but accidents happen, so _backup_ your data.