On Tue, Feb 28, 2017 at 10:48:45PM -0800, Stephen Hemminger wrote: > Let me know, I can run another test and dump more data. Could it be that we keep the old sense buffer values around because my commit change the way how sense buffers are handled. A while ago I suggested this patch to fix it, so maybe you can try it: http://git.infradead.org/users/hch/block.git/commitdiff/148cff67b401e2229c076c0ea418712654be77e4