[Yt-dev] hop improvements

[Britton Smith]

I just tried it in serial on Stephen's data and it worked.  I'll queue it up
for the larger data.  I intend to try a few different processor
configurations to get some information on the ram usage.

Britton

On Thu, Apr 16, 2009 at 5:19 PM, Matthew Turk <matthewturk at gmail.com> wrote:

> Guys,
>
> What seems to be happening was a floating point comparison issue.  It
> must just be something with the way the particles were aligned in the
> new dataset compared to the old.  Changing the type of 'fm' on line 59
> of hop_kd.c from 'float' to 'npy_float64' fixed it for me; the loop
> was never converging as a result, so it ran off the end and segfaulted
> when it was unable to locate any more data points insie the process's
> memory.  There may be other places that this needs to happen, and I
> will look for them, but if you could test with this change that'd be
> awesome.
>
> Let me know if that fixes it?  And if the memory improves?
>
> -Matt
>
> On Thu, Apr 16, 2009 at 1:55 PM, Stephen Skory <stephenskory at yahoo.com>
> wrote:
> >
> >> I can replicate the error with D0065 on my laptop.  I'll figure it out
> >> and fix it...  Not sure why it's not working with DD0065, but is with
> >> RD0005.  All the dtypes seem the same.
> >
> > As a follow-up, yt-hop works fine on this dataset on Ranger with r1252.
> >
> >  _______________________________________________________
> > sskory at physics.ucsd.edu           o__  Stephen Skory
> > http://physics.ucsd.edu/~sskory/ <http://physics.ucsd.edu/%7Esskory/>_.>/ _Graduate Student
> > ________________________________(_)_\(_)_______________
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