[Beowulf] Automatically replication of directories among nodes

[John Hearns]

James, that is cool!
A though I have had - for HA setups DRBD can be used for the shared files
which the nodes need to keep updated.
Has anyone tried Syncthing for this purpose?
I suppose there is only one way to find out!

On Fri, 27 Nov 2020 at 01:06, James Braid <jamesb at loreland.org> wrote:

> On Wed, 25 Nov 2020, 09:28 Lux, Jim (US 7140) via Beowulf, <
> beowulf at beowulf.org> wrote:
>
>> What I have is 3 rPi computers, A,B, and C, and what I’d like to do is
>> keep the desktop and some data directories on all of them synchronized.  So
>> if on node A, I add something to A:~/Desktop, it (in short order) winds up
>> in the ~/Desktop directory on the other 2 machines.
>>
>
> Syncthing works great for these kinds of applications:
> https://syncthing.net/
>
> Install on all 3 nodes, add a shared directory on all 3 and it will keep
> everything synced. Lightweight single binary written in go and runs on
> almost every platform.
>
> I've replaced a number of messy rsync setups with syncthing and it also
> enables some more complex and interesting topologies (for example I have an
> offline host with limited resources pushing data to a nearby host with
> internet connectivity and from there to multiple other hosts).
>
> James
>
>
>
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