[nycbug-talk] DragonFly BSD 2.0 Released

Andy Kosela akosela at andykosela.com
Tue Jul 22 03:40:20 EDT 2008


On Tue, Jul 22, 2008 at 6:18 AM, Steven Kreuzer <skreuzer at exit2shell.com> wrote:
> >From KernelTrap:
>
> "Hurrah! 2.0 has been released!" said Matthew Dillon, announcing the eighth
> major release of DragonFly BSD. This release is the first to include HAMMER, a
> new clustering filesystem that already boasts an impressive list of features,
> including: "crash recovery on-mount, no fsck; fine-grained snapshots, snapshot
> management, snapshot-support for filesystem-wide data integrity checks;
> historically accessible by default; mirroring: queueless incremental mirroring,
> master to multi-slave; undo and rollback; reblocking; multi-volume, maximum
> storage capacity of 1-Exabyte." Other highlighted changes in this release
> include, "native fairq-queue implementation using ALTQ, for PF", and "native
> connection state recovery to PF, so router reboots do not drop active TCP
> connections."
>
> http://kerneltrap.org/DragonFlyBSD/2.0_HAMMER_Filesystem
>

Yes, HAMMER looks promising. I wonder how hard it would be to port it
to FreeBSD. All those modern filesystem projects like ZFS, HAMMER, and
Oracle's BTRFS for Linux are very interesting.

-- 
Andy Kosela
ora et labora



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