K 10 svn:author V 3 slm K 8 svn:date V 27 2016-07-12T19:34:10.917403Z K 7 svn:log V 209 Use real values to calculate Max I/O size instead of guessing. Reviewed by: ken, scottl Approved by: ken, scottl, ambrisko (mentors) MFC after: 3 days Differential Revision: https://reviews.freebsd.org/D7043 END