On Wed, Aug 13, 2008 at 8:56 PM, Lunix1618 <lunix1618 at gmail.com> wrote: > > Hi, > > This is work well on my laptop that running Fedora 9 with no LVM but on CentOS 5.2 with LVM it cann't calculate the LVM volume, below is output of my system : > > [root at centos-svr ~]# df -kPl > Filesystem 1024-blocks Used Available Capacity Mounted on > /dev/mapper/VolGroup00-LogVol00 274405432 18584656 241656808 8% / > /dev/sda2 101105 19096 76788 20% /boot > tmpfs 1682508 0 1682508 0% /dev/shm > > and with the command of Stephen : > [root at centos-svr ~]# df -Pkl | awk '/^\/dev\// { avail += $3/1024 } END { printf("%d Mb used\n",avail)} ' > 18173 Mb used > Well, I get 18167, but that's not too far off. mhr