以下面关键字眼为例：
1 物理备库健康检查依据：
Tue Apr 22 16:44:51 CST 2014
Media Recovery Log /data/CMS/arch_log/1_58334_722210153_58334arch.dbf
Media Recovery Waiting for thread 1 sequence 58335 (in transit)
2 逻辑备库健康检查依据：
Tue Apr 22 16:44:48 CST 2014
LOGMINER: Begin mining logfile for session 1 thread 1 sequence 58335, /data/CMS/standbyredo22.log
By 数据牧羊人
Good Luck！
Oracle 物理和逻辑备库健康监测的一个依据,布布扣,bubuko.com
原文：http://blog.csdn.net/dba_waterbin/article/details/24461815