On Thu, 2016-09-22 at 19:49 +0200, Kai Krakow wrote: > I think mysql data files > have > their own checksumming Last time I've checked it, none of the major DBs or VM-image formats had this... postgresql being the only one supporting something close to fs level csumming (but again not per default). mysql has AFAICS only https://dev.mysql.com/doc/refman/5.7/en/checksum- table.html which requires program support. Cheers, Chris.