Oracle数据保护错误

Question

DGMGRL for Linux: Version 12.1.0.2.0 - 64bit Production

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Welcome to DGMGRL, type "help" for information.
Connected as SYSDBA.
DGMGRL> show configuration

Configuration - oradb

  Protection Mode: MaxPerformance
  Members:
  oradb    - Primary database
    Error: ORA-16778: redo transport error for one or more databases

    oradb_s2 - Physical standby database
      Warning: ORA-16857: standby disconnected from redo source for longer than specified threshold

Fast-Start Failover: DISABLED

Configuration Status:
ERROR   (status updated 1 second ago)

DGMGRL>

有人对以下错误和警告有任何想法吗？

Answer 1

奥拉-12700到奥拉-19400

ORA-16857:从重做源断开的待机时间超过指定的阈值原因:从重做源数据库断开备用的时间超过了“TransportDisconnectedThreshold”数据库属性指定的值。这是由于重做源和备用数据库之间没有网络连接造成的。操作:确保重做源和备用数据库之间存在网络连接，并且重做源正常工作。