[tahoe-dev] Potential use for personal backup

[Shawn Willden]

Hi,

On Tue, May 22, 2012 at 8:07 AM, Saint Germain <saintger at gmail.com> wrote:

> If I have my computer at home and a remote server somewhere, I want to
> use 1-out-of-2 configuration in case I lost either of them.
>

If you can maintain pretty high uptime and contribute at least 500 GB, you
might consider joining VolunteerGrid2.  Then instead of 1 of 2 you can do,
say, 10 of 20.  Or 15 of 20.


> So tahoe-LAFS works in that case basically as Dropbox synchronisation
> (with the encryption).
> Is there some kind of optimization which only transfer modified parts
> to the other nodes, or is the whole file transfer each time it is
> modified ? Especially for VM.
>

It's whole-file.


> Same question for moved files.
>

Moved files are not re-uploaded.  As long as the content is the same, Tahoe
will recognize that the file is already in the grid.


> If I have a VM of 1 Go that I want to regularly backup on the remote
> server. Do I get to use 1 Go on the home computer and 1 Go on the
> remote computer for the current version and 1 Go for each backup of
> the VM ?
>

I don't understand what you mean by "1 Go".

-- 
Shawn
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