[nmglug] slides from Thursday’s presentation on deduplicating backup

[Le Nguyen]

A big THANK YOU for sending this!

On Fri, Feb 12, 2021, 9:34 PM <art at pin2.io> wrote:

> Hi all,
>
> For folks that weren’t able to make it yesterday, here are my slides about
> deduplicating backup and version control.
>
> Stuff that didn’t make it on the slides:
>
> For “dumb” non-versioned backups rsync/rclone are great tools. Rsync is
> devilishly simple but great for efficiently backing up to a drive or remote
> machine. Just make sure you are familiar with what the trailing slash
> means! The newer rclone is “rsync but cloud storage.” It’s probably what
> you want to use to take advantage of cheap Backblaze/Wasabi storage.
>
> I’d admitted ignorance as to how to make system-level image backups of a
> Linux installation. You might want to do this if you have a development
> environment set up that takes a while to configure, and don’t want to risk
> a couple days of downtime if your drive fails. It also helps with the risk
> of doing dumb things like leaving important files in some folder that
> doesn’t get backed up with your usual backup software. I’d heard of dd, but
> that’s pretty low-level and a risky choice for a backup tool. After a bit
> of Google-research, it turns out that there are quite a number of solutions
> will let you create a boot disk with a nice interface for making image
> backups, with Clonezilla being the most popular.
>
> Cheers,
> -Art
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