Re: rsync performance on large files strongly depends on file's (dis)similarity

2014-04-11 Thread Thomas Knauth
, i.e., dissimilarity increases, the number of computed checksums grows. This relationship is especially apparent for large files, where many strong (and expensive) checksum must be computed, due to many false alarms. On Fri, Apr 11, 2014 at 1:35 PM, Thomas Knauth wrote: > Hi list, > > I

rsync performance on large files strongly depends on file's (dis)similarity

2014-04-11 Thread Thomas Knauth
Hi list, I've found this post on rsync's expected performance for large files: https://lists.samba.org/archive/rsync/2007-January/017033.html I have a related but different observation to share: with files in the multi-gigabyte-range, I've noticed that rsync's runtime also depends on how much th