[CentOS] unison versus rsync

Les Mikesell lesmikesell at gmail.com
Thu Jan 14 03:27:33 UTC 2010

Joseph L. Casale wrote:
>> I didn't think unison was maintained any more - and I wouldn't expect 
>> anything to beat rsync with the -z option on a slow link.  I'd just use 
>> the -P option and restart it when/if it fails.  It wouldn't hurt to do 
>> subsets first since they will be quickly skipped when you repeat from 
>> the root.  If you have a huge number of files it might be worth finding 
>> a way to update rsync to a 3.x version which will not need to xfer the 
>> entire directory listing before starting.
> Looks like rf has 3.0.7, thanks for that tip. Frankly, I abhor the thought
> of even using rsync for this, it's over a vpn so there is absolutely no need
> for encryption but I don't know another tool that can transfer diffs only?

If your bandwidth is limited you shouldn't have any trouble encrypting fast 
enough to fill it anyway - but setting your ssh encryption to blowfish might 
help some.  You can run rsync in daemon mode if you really want to avoid ssh, 

   Les Mikesell
    lesmikesell at gmail.com

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