A Technical Overview of the
HP Oracle Exadata Storage Server
An Oracle White Paper
October 2008
A Technical Overview of the HP Oracle Exadata Storage Grid
The HP Oracle Exadata Storage Server......................................................... 3
Today’s Limits On Database I/O................................................................... 3
Exadata Product Family ................................................................................... 4
HP Oracle Exadata Storage Server ............................................................ 5
HP Oracle Database Machine..................................................................... 8
Exadata Architecture ........................................................................................ 9
Database Server Software ............................................................................ 9
Enterprise Manager Plug-In For Exadata ............................................... 11
Exadata Software ........................................................................................ 11
Exadata Smart Scan Processing ................................................................ 12
Smart Scan Predicate Filtering.............................................................. 13
Smart Scan Column Filtering................................................................ 14
Smart Scan Join Processing .................................................................. 14
Other Exadata Smart Scan Processing................................................ 14
I/O Resource Management With Exadata ............................................. 15
Accelerated Performance With Exadata.................................................. 17
Exadata Storage Virtualization.................................................................. 17
Exadata Storage Software ..................................................................... 17
Exadata User Storage Virtualization.................................................... 17
Migra