[Discuss] How do you backup "/" with rsync?

[John Blomfield]

John Blomfield wrote:
> Alan W. Irwin wrote:
>>
>> rsync -a --delete --exclude=/external_backup --exclude=/dev \
>> / /external_backup
>>
>> However, when I tried that command and several other variations using 
>> the
>> --dry-run option it always errored out.  Thus, I assume I have not 
>> excluded
>> /external_backup (the mount point for the external drive) and /dev 
>> with the
>> correct syntax above.  Could somebody help?
>>
> I think the syntax you need is
>
> rsync -a --delete --exclude=external_backup/***
>
> John Blomfield
>
I should have completed the whole command but I'm sure you realised that:

rsync -a --delete --exclude=external_backup/*** --exclude=dev/***  /  
/external_backup

However, I've never tested it using repeated "exclude" options, so I 
don't know if the syntax allows it.

John Blomfield
>> Alan
>> __________________________
>> Alan W. Irwin
>>
>> Astronomical research affiliation with Department of Physics and 
>> Astronomy,
>> University of Victoria (astrowww.phys.uvic.ca).
>>
>> Programming affiliations with the FreeEOS equation-of-state 
>> implementation
>> for stellar interiors (freeeos.sf.net); PLplot scientific plotting 
>> software
>> package (plplot.org); the libLASi project (unifont.org/lasi); the 
>> Loads of
>> Linux Links project (loll.sf.net); and the Linux Brochure Project
>> (lbproject.sf.net).
>> __________________________
>>
>> Linux-powered Science
>> __________________________
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