For what it's worth, I'm getting julia> timeit(1000,1000) GFlop = 2.3913033081289967 GFlop (SIMD) = 2.2694726426420293
julia> versioninfo() Julia Version 0.4.1-pre+22 Commit 669222e* (2015-11-01 00:06 UTC) Platform Info: System: Darwin (x86_64-apple-darwin14.5.0) CPU: Intel(R) Core(TM) i7-4870HQ CPU @ 2.50GHz WORD_SIZE: 64 BLAS: libopenblas (USE64BITINT DYNAMIC_ARCH NO_AFFINITY Haswell) LAPACK: libopenblas64_ LIBM: libopenlibm LLVM: libLLVM-svn so it doesn't look like I'm taking advantage of simd either. :( On Friday, November 6, 2015 at 11:43:41 AM UTC-8, Rob J Goedman wrote: > > Hi DNF, > > In below versioninfo’s only libopenblas appears different. You installed > using brew. The first thing I would try is to execute the steps under > Common Issues listed on https://github.com/staticfloat/homebrew-julia. A > bit further down on that site there is also some additional openblas > related info. > > Rob > > On Nov 6, 2015, at 10:35 AM, DNF <oyv...@gmail.com <javascript:>> wrote: > > Thanks for the feedback. It seems like this is not a problem for most. > > If anyone has even the faintest clue where I could start looking for a > solution to this, I would be grateful. Perhaps there is some software I > could run that would detect hardware problems, or maybe I am missing > software dependencies of some kind? What could I even google for? All my > searches just seem to bring up general info about SIMD, nothing like what > I'm describing. > > > > On Friday, November 6, 2015 at 12:15:47 AM UTC+1, DNF wrote: >> >> I install using homebrew from here: >> https://github.com/staticfloat/homebrew-julia >> >> I have limited understanding of the process, but believe there is some >> compilation involved. >> > > Julia Version 0.4.0 > Commit 0ff703b* (2015-10-08 06:20 UTC) > Platform Info: > System: Darwin (x86_64-apple-darwin13.4.0) > CPU: Intel(R) Core(TM) i7-4980HQ CPU @ 2.80GHz > WORD_SIZE: 64 > BLAS: libopenblas (USE64BITINT DYNAMIC_ARCH NO_AFFINITY Haswell) > LAPACK: libopenblas64_ > LIBM: libopenlibm > LLVM: libLLVM-3.3 > > Julia Version 0.4.0 > Commit 0ff703b* (2015-10-08 06:20 UTC) > Platform Info: > System: Darwin (x86_64-apple-darwin15.0.0) > CPU: Intel(R) Core(TM) i7-4850HQ CPU @ 2.30GHz > WORD_SIZE: 64 > BLAS: libopenblas (DYNAMIC_ARCH NO_AFFINITY Haswell) > LAPACK: libopenblas > LIBM: libopenlibm > LLVM: libLLVM-3.3 > >
