As confirmed this is a bug in xtrabackup. Check here: https://bugs.launchpad.net/percona-xtrabackup/+bug/1512616 and fix for it is committed here https://github.com/gl-sergei/percona-xtrabackup/commit/b7429736278e92f4e6d1bc370ca2d968b4811ae0. It should be part of next xtrabackup release.
As confirmed this is a bug in xtrabackup. Check here: https:/ /bugs.launchpad .net/percona- xtrabackup/ +bug/1512616 and fix for it is committed here https:/ /github. com/gl- sergei/ percona- xtrabackup/ commit/ b7429736278e92f 4e6d1bc370ca2d9 68b4811ae0. It should be part of next xtrabackup release.