Funny thing is that the ordinary export works. The problem is that the schema is a bit fat (160GB), so the export and Import would take until Christmas 2007. I believ that "data pump" is leaking all over the place and that it will become a reliable tool in Oracle 12f. _____ From: oracle-l-bounce@xxxxxxxxxxxxx [mailto:oracle-l-bounce@xxxxxxxxxxxxx] On Behalf Of rjamya Sent: Wednesday, December 20, 2006 4:12 PM To: Mladen Gogala Cc: Oracle Discussion List Subject: Re: expdp and clob ... any tricks to speed up? Mladen, come to think of it, it is an OS error, probably not Oracle. Raj On 12/20/06, Mladen Gogala < mgogala@xxxxxxxxxxx <mailto:mgogala@xxxxxxxxxxx> > wrote: ORA-19502: write error on file "/ODATA/oradata/news/news_archive.dmp", blockno 5 (blocksize=4096) ORA-27061: waiting for async I/Os failed Linux Error: 6: No such device or address Additional information: -1 Additional information: 4096