ts'''type surface'' plot +/~2 o. i:5j99'
0.045524594 12445056
JVERSION
Installer: j602a_win64.exe
Engine: j602/2008-03-03/16:45
Library: 6.02.054
ts'''type surface'' plot +/~2 o. i:5j99'
0.0029371137 158720
JVERSION
Engine: j701/2011-01-10/11:25
Library: 7.01.043
Platform: Win 64
Installer: j701a_win64.exe
However in J7 it appears a bit slower.
Same machine.
R.E. Boss
> -----Oorspronkelijk bericht-----
> Van: [email protected] [mailto:programming-
> [email protected]] Namens Devon McCormick
> Verzonden: donderdag 10 februari 2011 18:34
> Aan: Programming forum
> Onderwerp: Re: [Jprogramming] Labs/labs ... volunteers, please
>
> I'm saying that the plots generated from my local J7 are noticeably slower
> than the J6 equivalent. I just now timed (after loading "plot"):
>
> 'type surface' plot +/~2 o. i:5j99
>
> In J6 (console mode running jee), this is nearly instantaneous - perhaps
0.5 s;
> in J7, it takes about 3 s. Similarly, resizing the plot window is
virtually
> immediate in J6 but takes about 2 s in J7. I also notice that J6
remembers the
> last size to which I resized the plot window - a subsequent plot after
I've
> killed the plot window comes up in the same place at the same size to
which
> the previous plot was set - whereas J7 brings up the same size plot each
> time. In the past, I've found this (J6) persistence useful.
>
> I was assuming that this is due to the change to GTK but don't really know
> why. I haven't looked into the nitty-gritty of the GTK stuff yet but this
may
> motivate me to do so. I see by burrowing down into the "jwplot"
> namespace that the high-level code I've perused looks the same between
> the two versions, so this is encouraging. However, I also see that there
are
> obvious differences as
> (#@:nl_jwplot_) &> 0 1 2 3
> returns "325 0 0 9" in J6 but "173 0 0 0" in J7.
>
> On Thu, Feb 10, 2011 at 11:52 AM, Eric Iverson
> <[email protected]>wrote:
>
> > Are you saying that jhs GC plots are much slower in the last few weeks
> > over earlier versions?
> >
> > This surprises me. However, there was a change that could be
investigated.
> > Some weeks ago jhs GC plot was changed to use a more compact encoding
> > of data sent to the GC server. This allowed more data (2 to 3 times)
> > to be sent to the chart server. The encoding is pretty simple and I
> > doubt it makes any timing difference at all on the J side. I guess
> > there is a small chance the GC server could be slower in doing the
> > decoding. All in all seems unlikely.
> > I suspect network delays or perhaps a loading problem at the GC server.
> >
> > On Thu, Feb 10, 2011 at 10:46 AM, Devon McCormick
> <[email protected]
> > >wrote:
> >
> > > I mentioned at NYCJUG the other night that I've noticed slowness in
> > > plotting compared to the older version - both in the initial
> > > rendering and when
> > you
> > > manually resize the window.
> > >
> > > On Thu, Feb 10, 2011 at 10:18 AM, Daniel Durieu
> > > <[email protected]
> > > >wrote:
> > >
> > > > -Lab 1 : A J introduction
> > > > is working perfectly under JHS
> > > > just one remark: from time to time plotting is very slow ...
> > > >
> > >
> > >
> > > --
> > > Devon McCormick, CFA
> > > ^me^ at acm.
> > > org is my
> > > preferred e-mail
> > > --------------------------------------------------------------------
> > > -- 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
> ^me^ at acm.
> org is my
> preferred e-mail
> ----------------------------------------------------------------------
> For information about J forums see http://www.jsoftware.com/forums.htm
----------------------------------------------------------------------
For information about J forums see http://www.jsoftware.com/forums.htm
