RMAN> report obsolete;

RMAN retention policy will be applied to the command
RMAN retention policy is set to recovery window of 4 days
Report of obsolete backups and copies
Type                 Key    Completion Time    Filename/Handle
-------------------- ------ ------------------ --------------------
Archive Log          1169   21-SEP-07          E:\ARCHIVE\ARC00884_0628936514.00
1
Archive Log          1170   21-SEP-07          E:\ARCHIVE\ARC00883_0628936514.00
1
Archive Log          1171   21-SEP-07          E:\ARCHIVE\ARC00885_0628936514.00
1
Archive Log          1172   22-SEP-07          E:\ARCHIVE\ARC00886_0628936514.00
1
Archive Log          1187   22-SEP-07          E:\ARCHIVE\ARC00887_0628936514.00
1
Archive Log          1215   22-SEP-07          E:\ARCHIVE\ARC00888_0628936514.00
1

RMAN> delete obsolete;

RMAN retention policy will be applied to the command
RMAN retention policy is set to recovery window of 4 days
allocated channel: ORA_DISK_1
channel ORA_DISK_1: sid=137 devtype=DISK
Deleting the following obsolete backups and copies:
Type                 Key    Completion Time    Filename/Handle
-------------------- ------ ------------------ --------------------
Archive Log          1169   21-SEP-07          E:\ARCHIVE\ARC00884_0628936514.00
1
Archive Log          1170   21-SEP-07          E:\ARCHIVE\ARC00883_0628936514.00
1
Archive Log          1171   21-SEP-07          E:\ARCHIVE\ARC00885_0628936514.00
1
Archive Log          1172   22-SEP-07          E:\ARCHIVE\ARC00886_0628936514.00
1
Archive Log          1187   22-SEP-07          E:\ARCHIVE\ARC00887_0628936514.00
1
Archive Log          1215   22-SEP-07          E:\ARCHIVE\ARC00888_0628936514.00
1

Do you really want to delete the above objects (enter YES or NO)? y

RMAN-06207: WARNING: 6 objects could not be deleted for DISK channel(s) due
RMAN-06208:          to mismatched status.  Use CROSSCHECK command to fix status

RMAN-06210: List of Mismatched objects
RMAN-06211: ==========================
RMAN-06212:   Object Type   Filename/Handle
RMAN-06213: --------------- ---------------------------------------------------
RMAN-06214: Archivelog      E:\ARCHIVE\ARC00884_0628936514.001
RMAN-06214: Archivelog      E:\ARCHIVE\ARC00883_0628936514.001
RMAN-06214: Archivelog      E:\ARCHIVE\ARC00885_0628936514.001
RMAN-06214: Archivelog      E:\ARCHIVE\ARC00886_0628936514.001
RMAN-06214: Archivelog      E:\ARCHIVE\ARC00887_0628936514.001
RMAN-06214: Archivelog      E:\ARCHIVE\ARC00888_0628936514.001


RMAN>

RMAN> CROSSCHECK archivelog all;