mirror combined with 7 day incremental backup

[Lee Cullens]

I forgot to mention that in playing around with differential/incremental 
rsync approaches, I came across a tool called rdiff-backup (uses 
librsync) that takes a very efficient approach.  I just started checking 
it out.

Lee Cullens wrote:

> There are some notes at 
> http://www.mikerubel.org/computers/rsync_snapshots/#Rsyn and I 
> remember seeing other such approaches (but can't put my finger on them 
> at the moment).
> Lee C
>
>
> Darcy Bangsund wrote:
>
>> Hello,
>>
>> I'm trying to figure out how to keep a mirror and 7 day incremental 
>> backup between to 2 mount points.
>>
>> I want to rsync everything from /mnt/production/ to 
>> /mnt/backup/production/ on the same server.
>> Nothing fancy.
>>
>> But ,
>>
>> I Want to utilize the --delete option for files that no longer exist 
>> on /mnt/production/ that  have been on /mnt/backup/production/ for 
>> longer then 7 days.
>>
>> I can't use the BACKUPDIR=`date +%A`,  multiple directory method, as 
>> the amount of data I'm dealing with is to great to kept track of 
>> easily that way
>>
>> I need the backup files to be a mirror of the original with 7 days of 
>> extra data.
>>
>> If anyone could help I'd really appreciate it.
>>
>> Thanx
>>
>> darcy
>
>