V$BACKUP_SYNC_IO

Columns
   ___________________________
 
   SID
   SERIAL
   USE_COUNT
   DEVICE_TYPE
   TYPE
   STATUS
   FILENAME
   SET_COUNT
   SET_STAMP
   BUFFER_SIZE
   BUFFER_COUNT
   TOTAL_BYTES
   OPEN_TIME
   CLOSE_TIME
   ELAPSED_TIME
   MAXOPENFILES
   BYTES
   EFFECTIVE_BYTES_PER_SECOND
   IO_COUNT
   IO_TIME_TOTAL
   IO_TIME_MAX
   DISCRETE_BYTES_PER_SECOND

Related: