rman 增量备份

lag DG查看当前数据文件头最小的scn号： select min(to_char(CHECKPOINT_CHANGE#)) from v$datafile_header ff; 增备脚本： rman target / << EOF run { allocate channel c1 type disk; allocate channel c2 type disk; allocate channel c3 type disk; allocate channel c4 type disk; allocate channel c5 type disk; allocate channel c6 type disk; allocate channel c7 type disk; allocate channel c8 type disk; allocate channel c9 type disk; allocate channel c10 type disk; allocate channel c11 type disk; allocate channel c12 type disk; allocate channel c13 type disk; allocate channel c14 type disk; allocate channel c15 type disk; allocate channel c16 type disk; BACKUP as compressed backupset INCREMENTAL FROM SCN 15844047884184 DATABASE FORMAT '/paic/tmp/nasshare/gmpor/hdq404/incr/standby__%d_%s_%p_%t' tag 'FORSTANDBY' ; backup current controlfile for standby format '/paic/tmp/nasshare/gmpor/hdq404/incr/stdctl.ctl'; release channel c1; release channel c2; release channel c3; release channel c4; release channel c5; release channel c6; release channel c7; release channel c8; release channel c9; release channel c10; release channel c11; release channel c12; release channel c13; release channel c14; release channel c15; release channel c16; } EOF