RAC（12.1.0.2.160719）恢复到单实例（12.1.0.2.160719）
run
{
allocate channel t1 type disk;
allocate channel t2 type disk;
allocate channel t3 type disk;
allocate channel t4 type disk;
allocate channel t5 type disk;
allocate channel t6 type disk;
allocate channel t7 type disk;
allocate channel t8 type disk;
set newname for database to '/data/EPAYINST/%b';
restore database;
switch datafile all;
release channel t1;
release channel t2;
release channel t3;
release channel t4;
release channel t5;
release channel t6;
release channel t7;
release channel t8;
}
................执行了好久..................
RMAN-00571: ===========================================================
RMAN-00569: =============== ERROR MESSAGE STACK FOLLOWS ===============
RMAN-00571: ===========================================================
RMAN-03002: failure of restore command at 08/29/2019 15:58:11
RMAN-06026: some targets not found - aborting restore
RMAN-06100: no channel to restore a backup or copy of datafile 79
RMAN>
--后台日志
Thu Aug 29 16:20:08 2019
ASMB started with pid=49, OS id=9765020
WARNING: failed to start ASMB (connection failed) state=0x1 sid=''
WARNING: ASMB exiting with error
Starting background process ASMB
Thu Aug 29 16:20:11 2019
ASMB started with pid=49, OS id=9437576
WARNING: failed to start ASMB (connection failed) state=0x1 sid=''
WARNING: ASMB exiting with error
Checker run found 50 new persistent data failures
--MOS文档
WARNING: failed to start ASMB after RAC Database on ASM converted to Single Instance Non-ASM Database (文档 ID 2138520.1)
12c RMAN Operations from ASM To Non-ASM Slow Performance (文档 ID 2081537.1)
--遇到了bug
Bug 19503821 - RMAN CATALOG EXTREMELY SLOW WHEN MIGRATING DATABASE FROM ASM TO FILE SYSTEM
打了补丁之后就可以正常恢复了