what is the best approach to move data from NTFS to HAMMER2 ?

[nacho Lariguet]

On Fri, 7 Aug 2020 00:47:55 +0200
Harald Arnesen <skogtun at gmail.com> wrote:

> nacho Lariguet [06.08.2020 18:59]:
> 
> > I do know that right now HAMMER2 is considered rock-solid as stated by Matthew Dillon himself.
> > 
> > So I am starting to wonder which will be the best way to eventually move a lot of data I currently have on Windows 2008 R2 EE servers to dragonFly on HAMMER2. I can think of mainly two ways to accomplish this:
> > 
> > - over the network, provided I can manage to keep both servers running (ie: NOT repurposing the Windows one to dragonFly)
> > - attaching the Windows drives offline to the dragonFly server as read-only using the NTFS driver
> > 
> > Which leads me to the question:
> > 
> > How good/stable is this driver right now (meaning read-only access) ? 
> > 
> > The newer post I found regarding NTFS is this one:
> > 
> > http://lists.dragonflybsd.org/pipermail/users/2017-April/357199.html
> > 
> > ... which asks for writing to NTFS which is not my case.
> > 
> > But overall, I didn't find anything regarding the pros and cons of using such driver.
> > 
> > My data consists of lots of small files (development, documentation, and the like); however there's also a lot of uncompressed media on the server with many files around 40 GB apiece.
> >  
> > Can you advise please ?  
> 
> At least on Linux, NTFS-3G (using FUSE) is, in my experience, rock
> solid. And if you mount read-only, what could go really go wrong? Use a
> shasum program on both ends to check if the files are copied correctly.

You're right: mounting the drives RO should not affect the source data at all.
Coding a script to check matching file hashs seems really the best way.
Thanks for your advice Harald :) !