What is taking time, scanning inodes on the destination, or recopying the entire
backup because of either source read speed, target write speed or a slow 
between them?

Do you keep a full new backup every day, or are you just overwriting the target


On Wed, Jul 01, 2015 at 10:06:57AM +0200, Dirk van Deun said:
  >> If your goal is to reduce storage, and scanning inodes doesnt matter,
  >> use --link-dest for targets. However, that'll keep a backup for every
  >> time that you run it, by link-desting yesterday's copy.
  >The goal was not to reduce storage, it was to reduce work.  A full
  >rsync takes more than the whole night, and the destination server is
  >almost unusable for anything else when it is doing its rsyncs.  I
  >am sorry if this was unclear.  I just want to give rsync a hint that
  >comparing files and directories that are older than one week on
  >the source side is a waste of time and effort, as the rsync is done
  >every day, so they can safely be assumed to be in sync already.
  >Dirk van Deun
  >Ceterum censeo Redmond delendum

Ken Chase - k...@heavycomputing.ca skype:kenchase23 +1 416 897 6284 Toronto 
Heavy Computing - Clued bandwidth, colocation and managed linux VPS @151 Front 
St. W.
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