rsync backup

[Thomas K Gamble]

On Monday 23 November 2009 11:37:38 am Robert Holtzman wrote:
>            .............snip..............
> 
> > what I do is :
> >
> > sudo rsync -auv --exclude-from=/home/tkg/exclude_list / /backup
> >
> > -u option
> > tells rsync to only back up those files that have changed since your last
> > backup.
> 
> I thought that's what rsync did by default.
> 

Well, it seems you're right.  I've just gotten into the habit from using -h 
with cp on systems that didn't have rsync.  Also, it seems this behavior is 
documented rather obscurely in the --Ignore-times option description in the 
man page.

-- 
Thomas K. Gamble
Research Technologist, System/Network Administrator
Chemical Diagnostics and Engineering (C-CDE)
Los Alamos National Laboratory
MS-E543,p:505-665-4323 f:505-665-4267

There cannot be a crisis next week. My schedule is already full.
    Henry Kissinger