On 6/25/2012 2:10 PM, Alexander Dalloz wrote: > but what is the > difference of that command above to this one on CentOS 6? > > # lvresize -L+2G -r VG_sys/LV_var That doesn't resize the filesystem sitting on the LV_var logical volume. There's a level of non-integration above this, too: when you add a PV to a VG, you have to explicitly resize the VG afterward, before you can resize the LV, so you can resize the FS! P'tui!