[kwlug-disc] Transferring large backup files over the network

[jason.eckert]

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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