On Thu, Aug 14, 2008 at 3:50 AM, Stephen Harris <lists at spuddy.org> wrote: > On Thu, Aug 14, 2008 at 01:12:58AM -0700, MHR wrote: >> On Wed, Aug 13, 2008 at 8:56 PM, Lunix1618 <lunix1618 at gmail.com> wrote: >> > [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. > > And, remember, that the output of "df" might have changed in between > times you ran "df" and you ran the "awk" command; there's only 7Mbytes > difference. Did someone delete a 7Mbyte file? Send email? Finish a > print job? Or... could be plenty of reasons for the used amount to > go down. > Clarification - I just took the numbers above and used a calculator - my system would never produce numbers anything like that for any of my machines.... mhr