OK - Finally got Win 10 started while only on my first beer, installed J 9.02 but still get no prompt under emacs. I did full installs with pacman.
On Thu, May 14, 2020 at 9:26 PM Devon McCormick <[email protected]> wrote: > It looks like my usual "jconsole under emacs" problem - no prompt - is > back. This time, running with an older version of the console does not > appear to fix it. > I notice that the new jconsole.exe is substantially larger than the older > version. > Do other emacs users get this problem or is it a Windows 7 issue? > > I went to my Windows 10 machine to try it there but > 1) computer will not come out of sleep mode, so I hold down the power > button whereupon > 2) I get the message "Applying updates/Do not turn off your computer" > 3) I go get a beer. > When I come back, I see the message "We couldn't complete the > update/Undoing changes/Do not turn off your computer" > 4) I wait for a while until I see the windows logo, then > 5) go to 2. > > > > > On Thu, May 14, 2020 at 8:53 PM bill lam <[email protected]> wrote: > >> the non blas implementation is also good and keeps improving, the relative >> performance varies between different platforms, cpu, compilers, so there >> is >> no definite answer to the best threshold values. If you found non blas is >> always better in your computer, then you can disable blas in your >> startup.ijs . >> >> On Fri, May 15, 2020, 8:45 AM Joey K Tuttle <[email protected]> wrote: >> >> > OK, that makes sense (I love it when a 1000 1000 matrix product is >> "small" >> > - thinking back to when I first did that benchmark in a 32 KILObyte APL >> > workspace - Moore's law has been quite a ride!) >> > >> > But I'm still a little puzzled why my "default" appears to perform in >> > between always and never. >> > >> > > On 2020May 14, at 17:36, bill lam <[email protected]> wrote: >> > > >> > > +/ . * has 2 implementions blas and non blas, generally blas is >> faster on >> > > large matrix. there are default thresholds m*n*p to choose blas, the >> > monad >> > > (9!:58)"0 i.3 >> > > reports the threshold for integer, double and complex. >> > > the dyad set the threshold with 2 special values that I had mentioned. >> > > >> > > % . calls +/ . * internally in its implemention. >> > > >> > > I suspect the size of matrix you tested is "small" by today's >> standard so >> > > non blas is faster. >> > > >> > > This needs tuning, you may experiment with different thresholds and >> > > different matrixes to get the best results. >> > > >> > > On Fri, May 15, 2020, 8:17 AM Joey K Tuttle <[email protected]> wrote: >> > > >> > >> Bill, >> > >> >> > >> I had no idea about this - where can I read about blas vs non-blas? >> > >> >> > >> It would seem that my "default" is neither of your suggested cases - >> but >> > >> again, no idea what is implied. >> > >> >> > >> MBpro-3:~ jkt$ jb >> > >> JVERSION >> > >> Engine: j902/j64avx2/darwin >> > >> Beta-a: commercial/2020-05-09T10:56:17 clang-11-0-0 >> > >> Library: 9.02.03 >> > >> Platform: Darwin 64 >> > >> Installer: J902 install >> > >> InstallPath: /applications/j902 >> > >> Contact: www.jsoftware.com >> > >> 3 timex '%. 1000 1000 ?@$ 0' >> > >> 0.2393233333 44041920 >> > >> 0 (9!:58)"0 i.3 >> > >> 1 1 1 >> > >> 3 timex '%. 1000 1000 ?@$ 0' >> > >> 0.3294893333 44041920 >> > >> _1 (9!:58)"0 i.3 >> > >> 1 1 1 >> > >> 3 timex '%. 1000 1000 ?@$ 0' >> > >> 0.2068576667 44041920 >> > >> >> > >> I do like the increased speed from the default to the _1 (9!:58)"0 >> i.3 >> > >> case. I would like to know more about the implications. >> > >> >> > >> >> > >>> On 2020May 14, at 16:23, bill lam <[email protected]> wrote: >> > >>> >> > >>> Joey, another possibility is blas vs non-blas code being called. >> > >>> >> > >>> foreign 9!:58 can set threshold >> > >>> _1 (9!:58)"0 i.3 NB. +/ .* never use blas >> > >>> 0 (9!:58)"0 i.3 NB. +/ .* alwasy use blas >> > >>> >> > >>> Can you try execute >> > >>> _1 (9!:58)"0 i.3 >> > >>> then run your benchmark, then execute >> > >>> 0 (9!:58)"0 i.3 >> > >>> then run benchmark again and verify which mode you are using by >> > default? >> > >>> >> > >>> >> > >>> On Fri, May 15, 2020, 5:32 AM Joey K Tuttle <[email protected]> wrote: >> > >>> >> > >>>> Installed under OS X 10.14.6 easily - but I'm puzzled why "my" >> > benchmark >> > >>>> >> > >>>> timex '%. 1000 1000 ?@$ 0' >> > >>>> >> > >>>> takes more than twice as much cpu compared to j901... (space used >> is >> > >>>> identical) >> > >>>> >> > >>>>> On 2020May 14, at 14:27, Henry Rich <[email protected]> wrote: >> > >>>>> >> > >>>>> This beta has a few language changes: >> > >>>>> >> > >>>>> * Fold (u F:. v) has been redefined to execute v first, then, u >> > >>>>> >> > >>>>> * u0`u1`...@v now has infinite rank. v is executed first to >> decide >> > the >> > >>>> cell-rank, and which verb is to be executed for each cell; then >> the u >> > >> verbs >> > >>>> are executed, either one cell at a time or in one call to each >> verb, >> > to >> > >>>> execute on a list of cells at once. Therefore, each u verb needs >> to be >> > >> able >> > >>>> to handle single cell or a list of input cells. >> > >>>>> >> > >>>>> * semiduals are supported at last: x u&.:(v`a:) y applies v only >> to >> > x, >> > >>>> and x u&.:(a:`v) y applies v only to y. >> > >>>>> >> > >>>>> Henry Rich >> > >>>>> >> > >>>>> On 5/14/2020 3:49 PM, Eric Iverson wrote: >> > >>>>>> The first 902 beta release is available for windows/macos/linux. >> > >>>>>> >> > >>>>>> https://code.jsoftware.com/wiki/System/Installation/J902 >> > >>>>>> >> > >>>>>> Availability of new releases will be announced here. >> > >>>>>> >> > >>>>>> Questions, problems, etc should be addressed to the beta forum. >> > >>>>>> >> > ---------------------------------------------------------------------- >> > >>>>>> For information about J forums see >> > >> http://www.jsoftware.com/forums.htm >> > >>>>> >> > >>>>> >> > >>>>> -- >> > >>>>> This email has been checked for viruses by AVG. >> > >>>>> https://www.avg.com >> > >>>>> >> > >>>>> >> > ---------------------------------------------------------------------- >> > >>>>> For information about J forums see >> > http://www.jsoftware.com/forums.htm >> > >>>> >> > >>>> >> ---------------------------------------------------------------------- >> > >>>> For information about J forums see >> > http://www.jsoftware.com/forums.htm >> > >>>> >> > >>> >> ---------------------------------------------------------------------- >> > >>> For information about J forums see >> http://www.jsoftware.com/forums.htm >> > >> >> > >> >> ---------------------------------------------------------------------- >> > >> For information about J forums see >> http://www.jsoftware.com/forums.htm >> > >> >> > > ---------------------------------------------------------------------- >> > > For information about J forums see >> http://www.jsoftware.com/forums.htm >> > >> > ---------------------------------------------------------------------- >> > For information about J forums see http://www.jsoftware.com/forums.htm >> > >> ---------------------------------------------------------------------- >> For information about J forums see http://www.jsoftware.com/forums.htm >> > > > -- > > Devon McCormick, CFA > > Quantitative Consultant > > -- Devon McCormick, CFA Quantitative Consultant ---------------------------------------------------------------------- For information about J forums see http://www.jsoftware.com/forums.htm
