root@Knoppix:~# xfsdump -J - /media/sdb1 | xfsrestore -J -p 120 - /media/sda1
xfsrestore: using file dump (drive_simple) strategy
xfsdump: using file dump (drive_simple) strategy
xfsrestore: version 2.2.45 (dump format 3.0) - Running single-threaded
xfsdump: version 2.2.45 (dump format 3.0) - Running single-threaded
xfsdump: level 0 dump of Knoppix:/media/sdb1
xfsdump: dump date: Thu Dec 30 14:01:53 2010
xfsdump: session id: xxxxxxxxx-xxxxxx-xxxxxxxxx-xxxxxxxxxx
xfsdump: session label: ""
xfsrestore: searching media for dump
xfsdump: ino map phase 1: constructing initial dump list
xfsdump: ino map phase 2: skipping (no pruning necessary)
xfsdump: ino map phase 3: skipping (only one dump stream)
xfsdump: ino map construction complete
xfsdump: estimated dump size: 880756219776 bytes
xfsdump: creating dump session media file 0 (media 0, file 0)
xfsdump: dumping ino map
xfsdump: dumping directories
xfsdump: dumping non-directory files
xfsrestore: examining media file 0
xfsrestore: dump description:
xfsrestore: hostname: Knoppix
xfsrestore: mount point: /media/sdb1
xfsrestore: volume: /dev/sdb1
xfsrestore: session time: Thu Dec 30 14:01:53 2010
xfsrestore: level: 0
xfsrestore: session label: ""
xfsrestore: media label: ""
xfsrestore: file system id: xxxxxxxxx-xxxxxx-xxxxxxxxx-xxxxxxxxxx
xfsrestore: session id: xxxxxxxxx-xxxxxx-xxxxxxxxx-xxxxxxxxxx
xfsrestore: media id: xxxxxxxxx-xxxxxx-xxxxxxxxx-xxxxxxxxxx
xfsrestore: searching media for directory dump
xfsrestore: reading directories
xfsrestore: 6 directories and 549 entries processed
xfsrestore: directory post-processing
xfsrestore: restoring non-directory files
xfsrestore: status at 14:03:53: 19/544 files restored, 1.4% complete, 120 seconds elapsed
〜中略〜
xfsrestore: status at 18:03:53: 541/544 files restored, 100.0% complete, 14520 seconds elapsed
xfsdump: ending media file
xfsdump: media file size 880978710624 bytes
xfsdump: dump size (non-dir files) : 880963402688 bytes
xfsdump: dump complete: 14569 seconds elapsed
xfsdump: Dump Status: SUCCESS
xfsrestore: restore complete: 14570 seconds elapsed
xfsrestore: Restore Status: SUCCESS
root@Knoppix:~# df
Filesystem           1K-ブロック    使用   使用可 使用% マウント位置
/dev/sdc1              5107664   4494744    612920  88% /cdrom
/dev/cloop             7691248   7691248         0 100% /KNOPPIX
/dev/cloop2            3766866   3766866         0 100% /KNOPPIX2
/ramdisk               2903020     14340   2888680   1% /ramdisk
/UNIONFS               2903020     14340   2888680   1% /UNIONFS
/dev/sdc2              2757992     35988   2722004   2% /media/sdc2
/dev/sdb1            976631424 860118644 116512780  89% /media/sdb1
/dev/sda1            1465007360 860118480 604888880  59% /media/sda1
root@Knoppix:~#