Em Mon, Jan 25, 2016 at 07:35:11PM +0100, Ingo Molnar escreveu: > > So it appears it broke somewhere between v4.0 and v4.1, as the v4.0 install > displays: > > 16,244,802,268 instructions ( +- 23.01% ) > > 2.108676769 seconds time elapsed > ( +- 0.86% ) > > > [a few minutes later] > > Bisected it down to:
Mel Gorman reported this and Jiri provided a patch that Mel tested and verified that it fixed, checking where it is sitting now... - Arnaldo > 106a94a0f8c207ef4113ce7e32f34a00b3b174e7 is the first bad commit > commit 106a94a0f8c207ef4113ce7e32f34a00b3b174e7 > Author: Jiri Olsa <jo...@kernel.org> > Date: Fri Jun 26 11:29:19 2015 +0200 > > perf stat: Introduce read_counters function > > So this look like to be a regression. > > Thanks, > > Ingo
