[kwlug-disc] Transferring large backup files over the network
jason.eckert
jason.eckert at gmail.com
Thu May 23 20:14:05 EDT 2019
I'll openly admit that I'm a ZFS snob - I've always regarded BTRFS as decaf ZFS ;-)Sent from my Samsung device running Android (basically Linux in drag)
-------- Original message --------From: CrankyOldBugger <crankyoldbugger at gmail.com> Date: 2019-05-23 20:07 (GMT-05:00) To: KWLUG discussion <kwlug-disc at kwlug.org> Subject: Re: [kwlug-disc] Transferring large backup files over the network We looked at BTRFS at work a few months ago and decided that it wasn't ready for prime time yet. I wonder if it's improved since then? We're happy with ext4 and LVM.On Thu, 23 May 2019 at 19:08, bob+kwlug at softscape.ca <bob+kwlug at softscape.ca> wrote:Nothing to add to this but just wanted to give a
+1
For use of BTRFS. Love that FS.
BB
> -----Original Message-----
> From: kwlug-disc [mailto:kwlug-disc-bounces at kwlug.org] On Behalf Of Remi
> Gauvin
> Sent: Thursday, May 23, 2019 5:57 PM
> To: KWLUG discussion
> Subject: Re: [kwlug-disc] Transferring large backup files over the network
>
> On 2019-05-23 4:40 p.m., Paul Nijjar via kwlug-disc wrote:
>
> >>
> >
> > Hrm. That brings to mind the (non-FLOSS) Windows Subsystem for Linux.
> > The problem with many of these "compile Linux tools on Windows" is
> > that they are often limited to 32-bit (although I am not sure whether
> > MobaXterm is). That actually has caused problems for me in my backups
> > when I have tried to use various Rsync for Windows tools in the past.
> >
> > But if I install Linux in Windows using WSL, then the 64 bit versions
> > of these tools might be available, and then maybe NTFS is not going to
> > be the bottleneck any more.
> >
>
> I just use Cygwin for this purpose. Neither NTFS nor 32-bitness are a
> problem, and I have no idea why you think they would be. I do not,
> however, preserve the permissions / Ownership of the Windows host to the
> backup.
>
> Sample rsync:
>
> (Note: The --inplace is because I'm using BTRFS and snapshots on the
> backup side. You would not use it otherwise.)\
>
> Note2: I have encountered problems with rsync compression and some multi
> GB files. Compression is instead enabled in the ssh_config if sending
> over a slow link.
>
>
> /usr/bin/rsync \
> -a --no-o --no-g --no-p --chmod=ugo=rwX --info=STATS \
> --inplace --exclude='.snapshots' --delete \
> /nas/ \
> destination_host:/data/nas/
>
>
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