DragonflyBSD on Areca w/ HAMMER

Justin Sherrill justin at shiningsilence.com
Tue May 31 08:01:45 PDT 2011

There's no way to expand/shrink Hammer volumes.  Another way to
approach this - and it's not necessarily better or worse - is to use
Hammer's mirroring capability to move data to a larger disk and then
start using that one, or otherwise shift it around.

On Tue, May 31, 2011 at 1:07 AM, Dean Hamstead <dean at fragfest.com.au> wrote:
> Hi Guys
> Im thinking about reloading my home file server with dragonflybsd. Mainly so
> i can take advantage of the rather awesome looking HAMMER filesystem.
> My home server has an Areca 1260 SAS raid card, which is reported as being
> supported by the arcmsr man page.
> Im looking for confirmation from other users that areca cards work well, and
> that the admin tools are supported from freebsd or otherwise implemented
> independently.
> Also id like to get some feedback that HAMMER is up to the task of being
> belted really hard over sustained periods.
> Im also not able to see find a conclusive answer to if HAMMER can be
> expanded (as im relatively frequently adding more disks, and expanding my
> raid array - currently im using UFS tool growfs)
> I have dabbled with ZFS on freebsd, but found it wanting. HAMMER seems much
> more 'next generation' - rather than just collapsing some raid features in
> to the filesystem.
> Dean
> --
> http://fragfest.com.au

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