List of Archived Log Copies
Key Thrd Seq S Low Time Name
------- ---- ------- - --------- ----
402622 2 127703 X 01-MAY-15 /opt/oracle/cisdb/archdb1/bak/cisdb2_127703_673050541.arc
402623 2 127704 X 01-MAY-15 /opt/oracle/cisdb/archdb1/bak/cisdb2_127704_673050541.arc
402624 2 127705 X 01-MAY-15 /opt/oracle/cisdb/archdb1/bak/cisdb2_127705_673050541.arc
402625 2 127706 X 01-MAY-15 /opt/oracle/cisdb/archdb1/bak/cisdb2_127706_673050541.arc
402626 2 127707 X 01-MAY-15 /opt/oracle/cisdb/archdb1/bak/cisdb2_127707_673050541.arc
402627 2 127708 X 01-MAY-15 /opt/oracle/cisdb/archdb1/bak/cisdb2_127708_673050541.arc
402628 2 127709 X 01-MAY-15 /opt/oracle/cisdb/archdb1/bak/cisdb2_127709_673050541.arc
402629 2 127710 X 01-MAY-15 /opt/oracle/cisdb/archdb1/bak/cisdb2_127710_673050541.arc
402630 2 127711 X 01-MAY-15 /opt/oracle/cisdb/archdb1/bak/cisdb2_127711_673050541.arc
402631 2 127712 X 01-MAY-15 /opt/oracle/cisdb/archdb1/bak/cisdb2_127712_673050541.arc
402632 2 127713 X 01-MAY-15 /opt/oracle/cisdb/archdb1/bak/cisdb2_127713_673050541.arc
402633 2 127714 X 01-MAY-15 /opt/oracle/cisdb/archdb1/bak/cisdb2_127714_673050541.arc
402634 2 127715 X 01-MAY-15 /opt/oracle/cisdb/archdb1/bak/cisdb2_127715_673050541.arc
402635 2 127716 X 01-MAY-15 /opt/oracle/cisdb/archdb1/bak/cisdb2_127716_673050541.arc
402636 2 127717 X 01-MAY-15 /opt/oracle/cisdb/archdb1/bak/cisdb2_127717_673050541.arc
402637 2 127718 X 01-MAY-15 /opt/oracle/cisdb/archdb1/bak/cisdb2_127718_673050541.arc
402638 2 127719 X 01-MAY-15 /opt/oracle/cisdb/archdb1/bak/cisdb2_127719_673050541.arc
402639 2 127720 X 01-MAY-15 /opt/oracle/cisdb/archdb1/bak/cisdb2_127720_673050541.arc
402640 2 127721 X 01-MAY-15 /opt/oracle/cisdb/archdb1/bak/cisdb2_127721_673050541.arc
402641 2 127722 X 01-MAY-15 /opt/oracle/cisdb/archdb1/bak/cisdb2_127722_673050541.arc
402642 2 127723 X 01-MAY-15 /opt/oracle/cisdb/archdb1/bak/cisdb2_127723_673050541.arc
402643 2 127724 X 01-MAY-15 /opt/oracle/cisdb/archdb1/bak/cisdb2_127724_673050541.arc
402644 2 127725 X 01-MAY-15 /opt/oracle/cisdb/archdb1/bak/cisdb2_127725_673050541.arc
402645 2 127726 X 01-MAY-15 /opt/oracle/cisdb/archdb1/bak/cisdb2_127726_673050541.arc
402646 2 127727 X 01-MAY-15 /opt/oracle/cisdb/archdb1/bak/cisdb2_127727_673050541.arc
402647 2 127728 X 01-MAY-15 /opt/oracle/cisdb/archdb1/bak/cisdb2_127728_673050541.arc
402648 2 127729 X 01-MAY-15 /opt/oracle/cisdb/archdb1/bak/cisdb2_127729_673050541.arc
402649 2 127730 X 01-MAY-15 /opt/oracle/cisdb/archdb1/bak/cisdb2_127730_673050541.arc
402650 2 127731 X 01-MAY-15 /opt/oracle/cisdb/archdb1/bak/cisdb2_127731_673050541.arc
402651 2 127732 X 01-MAY-15 /opt/oracle/cisdb/archdb1/bak/cisdb2_127732_673050541.arc
--删除对应的归档文件（不是真正删除归档，因为归档本来就不在了，只是从控制文件中删除对应的记录）
RMAN> delete expired archivelog all;
released channel: ORA_DISK_1
allocated channel: ORA_DISK_1
channel ORA_DISK_1: sid=6542 instance=cisdb2 devtype=DISK