oracle asm amdu和dd使用
SQL>select file#,name,bytes/1024/1024 from v$datafile wherename like '%users%';FILE# NAME BYTES/1024/1024
4 +DATA/db/users01.dbf 2728.75
5 +DATA/db/datafile/users.274.896306467 100
#amdu -diskstring '/dev/raw/raw*'-extract data.274
#cat report.txt
**************************EXTRACTING FILE DATA.274 **************************
Creating file: DATA_274.f
Extraction wrote: 104865792 bytes
Stripe size: 4194304 bytes
Stripe columns: 1
Mirror copies: 1
Block size: 8192 bytes
File size: 12801 blocks
File type: 2
Extent size #1: 4294967295 extentsof1 AUs
Extent size #2: 0 extents of1 AUs
Extent size #3: 0 extents of1 AUs
Extent size #4: 4294967295 extentsof1 AUs
Creation time: 2015/11/2022:01:07.797000
Modified time: 2015/12/1820:00:00.000000
Data extents in file: 26
Dataextents found: 26
Blocks not found: 0 blocks
页:
[1]