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Expert Oracle Exadata - Parent Directory

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• CONTENTSSummary .......................................................................................................................273• Chapter 9: Recovering <strong>Exadata</strong>...........................................................................275<strong>Exadata</strong> Diagnostic Tools...............................................................................................275Sun Diagnostics: sundiag.sh . .............................................................................................................. 276HealthCheck . ....................................................................................................................................... 278CellCLI. ................................................................................................................................................. 279Backing Up <strong>Exadata</strong>.......................................................................................................284Backing Up the Database Servers . ...................................................................................................... 284Backing Up the Storage Cell. ............................................................................................................... 287Backing Up the Database...............................................................................................293Disk-Based Backups. ........................................................................................................................... 293Tape-Based Backups. .......................................................................................................................... 293Backup from Standby Database . ......................................................................................................... 294<strong>Exadata</strong> Optimizations for RMAN. ........................................................................................................ 295Recovering <strong>Exadata</strong>.......................................................................................................296Restoring the Database Server. ........................................................................................................... 296Recovering the Storage Cell . ............................................................................................................... 299Summary .......................................................................................................................318• Chapter 10: <strong>Exadata</strong> Wait Events........................................................................319Events Specific to <strong>Exadata</strong> ............................................................................................319The “cell” Events. ................................................................................................................................ 320Plan Steps That Trigger Events . .......................................................................................................... 321<strong>Exadata</strong> Wait Events in the User I/O Class.....................................................................323cell smart table scan . .......................................................................................................................... 323cell smart index scan . ......................................................................................................................... 326cell single block physical read . ........................................................................................................... 328cell multiblock physical read. .............................................................................................................. 330xi

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