Re: Backup solutions without reinventig the wheel these days
On Wed, Oct 21, 2015 at 11:32:06AM +0200, Ondřej Grover wrote:
> --lnk-dest is a nice feature of rsync, however, it would require me to
> write yet another custom script that so many people already have and
> reinvent the wheel again. I'm trying to find a ready and time-tested and
> maintained solution before I go down that path. The rsynch handler in
> backupninja does pretty much the same thing, but uses cp -l as --link-dest
> did not exist back when it was written. Nevertheless, I'd prefer
> block-level deduplication and compression.
>
> Your btrfs setup sounds interesting, Sarunas. Are you running those btrfs
> volumes on Jessie? Any stability issues? Do you think it could work with
> just 1GB RAM + 1 GB swap? I was thinking about doing out-of-band
> deduplication to conserve RAM. Do you use both compression and
> deduplication (file or block level)? I heard they don't play nicely
> together. Could you share your mount options?
Deduplication is a RAM hog on zfs and I don't know anybody using
it on btrfs.
Why does your backup server only have 1 GB RAM?
-dsr-
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