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Thread: DragonflyBSD Developing The HAMMER2 File-System

  1. #1
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    Jan 2007
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    Default DragonflyBSD Developing The HAMMER2 File-System

    Phoronix: DragonflyBSD Developing The HAMMER2 File-System

    While it's not part of this week's DragonflyBSD 3.0 release, Matthew Dillon is currently designing the HAMMER2 file-system to succeed his original HAMMER creation in Dragonfly...

    http://www.phoronix.com/vr.php?view=MTA2MjM

  2. #2
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    May 2008
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    Always thought this was a really interesting file system, pity it's not available for Linux (not sure if somebody made a FUSE port but that's not really usable IMO)

  3. #3
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    Apr 2011
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    iirc, one of the downsides to HAMMER was that it had to run a cron job daily to reclaim blocks from deleted files, and until that job runs you don't get back any of the free space from the files you deleted.

    What kind of modern file system does that?

  4. #4
    Join Date
    May 2008
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    [QUOTE=DaemonFC;251958What kind of modern file system does that?[/QUOTE]

    As far as I know NILFS does something similar.

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