客戶在備庫告警日志中發(fā)現(xiàn)GAP sequence提示信息：
Mon Nov 21 09:53:29 2016Media Recovery Waiting for thread 1 sequence 12034Fetching gap sequence in thread 1, gap sequence 12034-12078Mon Nov 21 09:55:20 2016FAL[client]: Failed to request gap sequence GAP - thread 1 sequence 12034-12078 DBID 3493955325 branch 881855745FAL[client]: All defined FAL servers have been attempted. ------------------------------------------------------------ Check that the CONTROL_FILE_RECORD_KEEP_TIME initialization parameter is defined to a value that's sufficiently largeenough to maintain adequate log switch information to resolve archivelog gaps. ------------------------------------------------------------
修復(fù)過程：
- ssh框架 2016-09-30
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