ORACLE data block corrupted ORA-01578&ORA-01110, Rman backup fails with ORA-19566 error.

In the case ,the corrupted block was a index segment
ORA-01578: ORACLE data block corrupted (file # 47, block # 49)
ORA-01110: data file 47: ‘/dev/rdb…’
Rman backup fails with ORA-19566 error

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How to duplicate or multiplex control files on ASM ?(复制控制文件)

ON single-instance 1, make sure asm diskgroup is avalia […]

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