Zettabyte File System Autopsy: Digital Crime Scene Investigation for ...

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ZFS Basics

� Virtual Device (vdev)

� Vdev label

� Uberblock

� Block pointer containing a Data Virtual

Address pointing to data blocks on disk

� Every object is described by a dnode

ZFS – Design and Concept

Kontrolliertes Englisch für Anforderungsspezifikationen

Issue 44 24th August 2011 - Macquarie University

ITEC808 Project Report Applying Social Networking to the ...

Design and Concept � No more re-partitioning � Guarantee file system consistency � Self-healing ZFS – Design and Concept 16

ZFS Basics � Virtual Device (vdev) � Vdev label � Uberblock � Block pointer containing a Data Virtual Address pointing to data blocks on disk � Every object is described by a dnode ZFS – Design and Concept 17

Page 1 and 2: Digital Crime Scene Investigation f
Page 3 and 4: Topic Outline � Introduction �
Page 5 and 6: File System Basics � Computer sto
Page 7 and 8: Difficulties in file system forensi
Page 9 and 10: FILE SYSTEMS IN UNIX
Page 11 and 12: Inode FILE SYSTEMS - INODE 11
Page 13 and 14: ZFS
Page 15: Deleting a file in ZFS unlink() ->
Page 19 and 20: NEW ZDB FEATURE
Page 21 and 22: Summary � In summary, our new ZDB

Zettabyte File System Autopsy: Digital Crime Scene Investigation for ...

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