Most commonly one or more large files have been deleted (and so do not show up in the du output) but the inodes have not yet been released by one or more processes - so they are still included in the df output. On Wed, May 12, 2010 at 2:37 PM, Subodh Deshpande < deshpande.subodh@xxxxxxxxx> wrote: > > hi all, > > I am facing a very strange issue on one of the hardsik when OEM and rman > are installed both are 10g. > Out of three attached hardsik to this box the problem is with only on > hardisk.. > > e.g. df -h > Filesystem Size Used Avail Use% Mounted on > /dev/sda1 18G 7.9G 8.9G 47% / > /dev/sda2 145M 15M 123M 11% /boot > /dev/sda3 9.8G 9.0G 236 M 98% /oracle > none 1.9G 0 1.9G 0% /dev/shm > adata > When I used to check the space as a root and/or as oracle user it shows me > almost 98% used and sometimes even 100%. > And when I navigate to that particular hardisk and stareted counting space > occupied > > cd /oracle > du -sh admin oradata product > > 1.3M admin > 32 M oradata > 4.5 G product > > the difference of nearly 50% of space..what could be the issue > > thanks..subodh > > > -- Niall Litchfield Oracle DBA http://www.orawin.info