According to the log it could look like the low pressure pump are struggeling to keep up. The Rosstech wiki also indicates this:
http://wiki.ross-tech.com/wiki/index.php/P310B/012555Have you calibrated the HPFP correct in the software? I do not think this is the problem, but this could maybe fix the differences between requested and actual in the lower RPM where the LPFP seems to do fine.