Not open source, but not very expensive as well: I used orastress! of www.linxcel.co.uk both at a ct. site for comparing IBM pSeries LPAR performance in various configurations. I use it when preparing my presentations on Data Guard performance. Soon a ct. will use it for EMC DMX load testing. Regards, Carel-Jan === If you think education is expensive, try ignorance. (Derek Bok) === > Hi! > > We need to test the maximum I/O throughput of our SAN storage system and > therefore need an Oracle database to generate so much load that there is > an I/O bottleneck. Does anybody out there have open source tools or > Oracle scripts for that? > > This is 9.2 on HP-UX 11i and EMC Clariion. > > Thanks, > Helmut > > > -- //www.freelists.org/webpage/oracle-l