There are also possibilities of all sorts of errors, crashing, and = corruptions if from the root level you use non o_direct tools against an = o_direct enabled database.=20 -----Original Message----- From: oracle-l-bounce@xxxxxxxxxxxxx = [mailto:oracle-l-bounce@xxxxxxxxxxxxx] On Behalf Of uberdba Sent: Friday, January 28, 2005 12:18 PM To: oracle-l@xxxxxxxxxxxxx Subject: Re: Red Hat 2.1, Oracle 9.2.0.5 and 25GB file block corruption = on HP We saw something like this when the sys admins turned on some os level = auditing/security (auditd). -Daniel -- http://www.freelists.org/webpage/oracle-l -- http://www.freelists.org/webpage/oracle-l