RMAN> validate tablespace SYSAUX;

Starting validate at 20-MAY-17
using channel ORA_DISK_1
channel ORA_DISK_1: starting validation of datafile
channel ORA_DISK_1: specifying datafile(s) for validation
input datafile file number=00002 name=N:\ORADATA\DEV\SYSAUX01.DBF
channel ORA_DISK_1: validation complete, elapsed time: 00:00:07
List of Datafiles
=================
File Status Marked Corrupt Empty Blocks Blocks Examined High SCN
---- ------ -------------- ------------ --------------- ----------
2    FAILED 0              21222        105017          167376798
  File Name: N:\ORADATA\DEV\SYSAUX01.DBF
  Block Type Blocks Failing Blocks Processed
  ---------- -------------- ----------------
  Data       6              28381
  Index      3              25047
  Other      1              30310

validate found one or more corrupt blocks
See trace file n:\oracle_base\diag\rdbms\dev\dev\trace\dev_ora_2720.trc for details
Finished validate at 20-MAY-17

RMAN> SHOW ALL;

RMAN configuration parameters for database with db_unique_name DEV are:
CONFIGURE RETENTION POLICY TO REDUNDANCY 1; # default
CONFIGURE BACKUP OPTIMIZATION OFF; # default
CONFIGURE DEFAULT DEVICE TYPE TO DISK; # default
CONFIGURE CONTROLFILE AUTOBACKUP OFF; # default
CONFIGURE CONTROLFILE AUTOBACKUP FORMAT FOR DEVICE TYPE DISK TO '%F'; # default
CONFIGURE DEVICE TYPE DISK PARALLELISM 1 BACKUP TYPE TO BACKUPSET; # default
CONFIGURE DATAFILE BACKUP COPIES FOR DEVICE TYPE DISK TO 1; # default
CONFIGURE ARCHIVELOG BACKUP COPIES FOR DEVICE TYPE DISK TO 1; # default
CONFIGURE CHANNEL DEVICE TYPE DISK FORMAT   'B:\ORACLE_DATA\ORI-1\BACKUP\TESTER';
CONFIGURE MAXSETSIZE TO UNLIMITED; # default
CONFIGURE ENCRYPTION FOR DATABASE OFF; # default
CONFIGURE ENCRYPTION ALGORITHM 'AES128'; # default
CONFIGURE COMPRESSION ALGORITHM 'BASIC' AS OF RELEASE 'DEFAULT' OPTIMIZE FOR LOAD TRUE ; # default
CONFIGURE ARCHIVELOG DELETION POLICY TO NONE; # default
CONFIGURE SNAPSHOT CONTROLFILE NAME TO 'N:\ORACLE_BASE\PRODUCT\11.2.0\DBHOME_1\DATABASE\SNCFDEV.ORA'; # default

RMAN>

SQL> show parameter recovery;

NAME                                 TYPE        VALUE
------------------------------------ ----------- ------------------------------
db_recovery_file_dest                string      N:\ORACLE_BASE\flash_recovery_
                                                 area
db_recovery_file_dest_size           big integer 3912M
recovery_parallelism                 integer     0
SQL>