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Re: What to use for synchronizing data on multiple hosts with NetBSD?

On Tue, Nov 17, 2009 at 6:32 PM, Greg Troxel <> wrote:
> Thomas Klausner <> writes:
>> What is the best solution on NetBSD to keep data on three machines in
>> sync? One may be used as mostly-always available central machine, but
>> changes may happen on all of them, and I don't want to lose access to
>> the data if the central machine is not there.
>> 1. NFS is not a solution, because the data is only available if the
>> server is there.
>> 2. rsync is not the solution because I have to manually check which
>> machine had the latest changes to the files.
>> 3. hg/git/... is not the solution because it's inefficient for this
>> use -- it duplicates the data (I'm interested in binary data, not well
>> compressible)
>> 4. afs is not the solution, because I can't get it to work on NetBSD
> 5. coda almost works well enough, and if you're inclined to play with it
> you might find it satisfactory.  I have been using coda for 10 years and
> not had any meltdowns from which I could not recover.  It's basically
> AFS with disconnected writes that get reintegrated later.
> 6.
>   I don't know enough to comment on suitability, but worth looking at.

I used unison at a job with satisfaction.  It's pretty easy to get
going and -does- work like a two-way rsync.

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