[Beowulf] Rsync - checksums
Ellis H. Wilson III
ellis at ellisv3.com
Tue Jun 18 06:02:38 PDT 2019
On 6/18/19 6:59 AM, Bill Wichser wrote:
> Just for clarity here, we are NOT using the -c option. The checksums
> happen whenever there is a transfer between the rsync source and the
> rsyncd on the other end.
> This is not some trivial rsync running at the top level. There is code
> we wrote as well as integration with Jenkins. When we recompiled rsync
> using MD4 instead of the MD5 we see a 20% increase in performance across
> the board. This is what sparked my question.
We need more details to be of much use:
1. Specific rsync version and command line used.
2. Compilation options both normally and with your md4 changes.
Ellis H. Wilson III, Ph.D.
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