关于OracleDataguard日志传输状态监控问题

SELECT SEQUENCE#,STATUS FROM V$LOG;

SELECT PROCESS, SEQUENCE#, STATUS, DELAY_MINS FROM V$MANAGED_STANDBY;

SELECT SEQUENCE#,STATUS FROM V$LOG;
SELECT ARCHIVED_THREAD#,ARCHIVED_SEQ#,APPLIED_THREAD#,APPLIED_SEQ# FROM V$ARCHIVE_DEST_STATUS;

SELECT REGISTRAR,CREATOR,THREAD#,APPLIED,SEQUENCE#,FIRST_CHANGE#,NEXT_CHANGE#, COMPLETION_TIME FROM V$ARCHIVED_LOG;

SELECT THREAD#,SEQUENCE#,FIRST_CHANGE#,NEXT_CHANGE# FROM V$LOG_HISTORY;

SELECT STATUS,GAP_STATUS FROM V$ARCHIVE_DEST_STATUS WHERE DEST_ID=2;

SELECT * FROM V$ARCHIVE_GAP;

SELECT T.STATUS,T.ERROR FROM V$ARCHIVE_DEST T;

SELECT NAME FROM V$ARCHIVED_LOG WHERE THREAD#=1 AND DEST_ID=1 AND SEQUENCE# BETWEEN 99 AND 109;

oracle@p1a:/home/oracle/arch>scp orcl_53716_710350416.log ss1:/home/oracle/archive_gap/

SQL> ALTER DATABASE REGISTER LOGFILE '/home/oracle/archive_gap/orcl_53415_710350416.log';
Database altered.

SQL> select * from v$archive_gap;