[Pc_Support] Re: Backup methodology -- rsync (Tridgell sort/sync algorithm)

[William A. Mahaffey III]

Bryan J. Smith wrote:

>On Mon, 2006-06-26 at 22:45 -0500, William A. Mahaffey III wrote:
>  
>
>>correct, not installed under SuSE 9.2 by default (not for me anyway).
>>What package is it in ?
>>    
>>
>
>It should be included in all distros in the last 5 or so years.
>  
>

I assure you it isn't installed on my SuSE 9.2 box :-). Which & apropos 
both say nothing there by that name.

>  
>
>>yeah, but you are doing diffs/whatever across the network, that has
>>gotta eat up some time ....
>>    
>>
>
>Quite the opposite!  You should read up Tridgell's PhD thesis "Efficient
>Algorithms for Sorting and Synchronization," the algorithm behind
>rsync:  
>  http://samba.org/~tridge/phd_thesis.pdf  
>
>Or the "Cliff-Notes" c/o Wikipedia:  
>  http://en.wikipedia.org/wiki/Rsync  
>
>The algorithm is not merely used by rsync, but many other programs have
>adopted it because it's just that damn good.  ;->
>
>I sync GBs of data between my portables and my server's home directory
>in under a minute, instead of several hours, over broadband links.
>
>  
>

Hmmmm, I guess I need to look into that. Where is rsync, again ?

-- 
	William A. Mahaffey III

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