Verifying the validity of backups using Rman

--verify control files and parameter files:RMAN> RestoreValidate Controlfile; StartingRestoreAt A-JUL- -Allocated Channel:ora_disk_1channel Ora_disk_1:sid= $Device type=DISKChannel ora_disk_1:starting Validation ofDataFileBackup SetChannel Ora_disk_1:reading from BackupPiece/U01/Backup/Fullbak_oracle_20140722_5_1channel ora_disk_1:piece Handle=/U01/Backup/Fullbak_oracle_20140722_5_1 tag=Tag20140722t095956channel ora_disk_1:restoredBackupPiece1channel ora_disk_1:validation Complete, elapsed time:xx:xx: GenevafinishedRestoreAt A-JUL- -RMAN> RestoreValidate SPFile; StartingRestoreAt A-JUL- -using channel Ora_disk_1channel ora_disk_1:starting validation ofDataFileBackup SetChannel Ora_disk_1:reading from BackupPiece/U01/Backup/Fullbak_oracle_20140722_6_1channel ora_disk_1:piece Handle=/U01/Backup/Fullbak_oracle_20140722_6_1 tag=Tag20140722t095956channel ora_disk_1:restoredBackupPiece1channel ora_disk_1:validation Complete, elapsed time:xx:xx: GenevafinishedRestoreAt A-JUL- ---verifying that full backups are generally slowRMAN>  RestoreValidateDatabase; StartingRestoreAt A-JUL- -using channel Ora_disk_1channel ora_disk_1:starting validation ofDataFileBackup SetChannel Ora_disk_1:reading from BackupPiece/U01/Backup/Fullbak_oracle_20140722_4_1channel ora_disk_1:piece Handle=/U01/Backup/Fullbak_oracle_20140722_4_1 tag=Tag20140722t095956channel ora_disk_1:restoredBackupPiece1channel ora_disk_1:validation Complete, elapsed time:xx:xx: -Channel ora_disk_1:starting Validation ofDataFileBackup SetChannel Ora_disk_1:reading from BackupPiece/U01/Backup/Fullbak_oracle_20140722_3_1channel ora_disk_1:piece Handle=/U01/Backup/Fullbak_oracle_20140722_3_1 tag=Tag20140722t095956channel ora_disk_1:restoredBackupPiece1channel ora_disk_1:validation Complete, elapsed time:xx:xx: thefinishedRestoreAt A-JUL- -RMAN>

Verifying the validity of backups using Rman