Issue

• An NFS exported filesystem on a HP-UX server is reporting a discrepancy between du and df that is then being picked up the RHEL NFS client:

du and df in server (HPUX):
<server>:/audit/activo/sap# du -sk .
999456  .
<server>:/audit/activo/sap# bdf .
Filesystem          kbytes    used   avail %used Mounted on
/dev/vgR12sap1/auditsap
                   22528000 12831480 9621040   57% /audit/activo/sap

du an df in client (Linux):

# cd /audit/activo/sap
# du -sk .
999616  .
# df .
Filesystem           1K-blocks      Used Available Use% Mounted on
<server>:/audit/activo/sap
                      22528000  12830720   9621504  58% /import/auditsap

<server>:/audit/activo/sap# df -i /audit/activo/sap
/audit/activo/sap      (/dev/vgR12sap1/auditsap) :  2081404 total i-nodes
                                                    2080561 free i-nodes
                                                        843 used i-nodes
                                                          0 % i-nodes used

• The discprepancy goes away when the NFS client is rebooted.