[hydra:~/Backups] root# du -s pegasus.20021117
7091616 pegasus.20021117
[hydra:~/Backups] root# hdiutil create -verbose -sectors 7200000 -fs HFS+ -volname PegasusBackup pegback
DIDiskImageCreatorProbe: interface  3, score      100, CUDIFDiskImage
DIDiskImageCreatorProbe: interface  6, score        1, CSparseDiskImage
DIDiskImageCreatorProbe: interface  7, score    -1000, CCFPlugInDiskImage
DIDiskImageCreatorProbe: selecting CUDIFDiskImage
DIDiskImageCreateWithCFURL: CUDIFDiskImage
DIFileEncodingCreatorProbe: nothing to select.
hdiutil: (continuing)

DIFileEncodingCreatorProbe: nothing to select.
hdiutil: (continuing)

DIFileEncodingCreatorProbe: interface  2, score    -1000, CEncryptedEncoding
DIFileEncodingCreatorProbe: nothing to select.
hdiutil: (continuing)

DIBackingStoreCreatorProbe: interface  0, score    -1000, CBSDBackingStore
DIBackingStoreCreatorProbe: interface  1, score     -100, CHTTPBackingStore
DIBackingStoreCreatorProbe: interface  2, score        0, CRAMBackingStore
DIBackingStoreCreatorProbe: interface  3, score      300, CCarbonBackingStore
DIBackingStoreCreatorProbe: interface  5, score     -100, CCURLBackingStore
DIBackingStoreCreatorProbe: selecting CCarbonBackingStore
DIBackingStoreCreateWithCFURL: CCarbonBackingStore
...............................................................................hdiutil: DIBackingStoreCreateWithCFURL: creator returned 0

hdiutil: DIDiskImageCreateWithCFURL: creator returned 0


hdiutil: /sbin/newfs_hfs  -v "PegasusBackup" /dev/rdisk2s2

Initialized /dev/rdisk2s2 as a 3516 MB HFS Plus volume
/usr/bin/hdiutil: detach: "disk2" detached successfully.
/usr/bin/hdiutil: detach: "disk2s1" detached successfully.
/usr/bin/hdiutil: detach: "disk2s2" detached successfully.
created: pegback.dmg
hdiutil: create: returning 0
[hydra:~/Backups] root# hdiutil attach pegback.dmg
/dev/disk2              Apple_partition_scheme         
/dev/disk2s1            Apple_partition_map            
/dev/disk2s2            Apple_HFS                       /Volumes/PegasusBackup
[hydra:~/Backups] root# hdiutil imageinfo pegback.dmg 
Backing Store Information:
        Name: pegback.dmg
        Class Name: CCarbonBackingStore
        URL: pegback.dmg
Checksum Type: none
Class Name: CUDIFDiskImage
Properties:
        Compressed: false
        Kernel Compatible: true
        Software License Agreement: false
        Checksummed: false
        Partitioned: true
        Encrypted: false
Format Description: UDIF read/write
Size Information:
        Sector Count: 7200000
        Total Non-Empty Bytes: 3686400000
        Total Empty Bytes: 0
        Compressed Bytes: 3686400000
        Compressed Ratio: 1
        Total Bytes: 3686400000
Segments:
        0: /var/root/Backups/pegback.dmg
Checksum Value: 
Format: UDRW
[hydra:~/Backups] root# ditto -rsrcFork pegasus.20021117 /Volumes/PegasusBackup
[hydra:~/Backups] root# df -kl
Filesystem     1K-blocks     Used    Avail Capacity  Mounted on
/dev/disk2s2     3599960  3593040     6920    99%    /Volumes/PegasusBackup
[hydra:~/Backups] root# hdiutil detach /dev/disk2s2
hdiutil: detach: "disk2" detached successfully.
hdiutil: detach: "disk2s1" detached successfully.
hdiutil: detach: "disk2s2" detached successfully.
# Will do:
[hydra:~/Backups] root# hdiutil burn pegback.dmg -forceclose