你想知道用RMAN备份时输出到磁带的写速度吗？
SELECT
MAX(effective_bytes_per_second) EPS
FROM v$backup_sync_io
WHERE device_type <> 'DISK'
AND open_time BETWEEN TO_DATE('2010-01-06 03:00:00','yyyy-mm-dd hh24:mi:ss') AND TO_DATE('2010-01-06 17:00:00','yyyy-mm-dd hh24:mi:ss')[@more@]
MAX(effective_bytes_per_second) EPS
FROM v$backup_sync_io
WHERE device_type <> 'DISK'
AND open_time BETWEEN TO_DATE('2010-01-06 03:00:00','yyyy-mm-dd hh24:mi:ss') AND TO_DATE('2010-01-06 17:00:00','yyyy-mm-dd hh24:mi:ss')[@more@]
来自 “ ITPUB博客 ” ，链接：https://blog.itpub.net/3345/viewspace-1030603/ ，如需转载，请注明出处，否则将追究法律责任。
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