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Groups > comp.graphics.apps.gnuplot > #3352

Re: gnuplot hangs after many replots

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On Tuesday, June 21, 2016 at 4:02:58 PM UTC-5, Karl Ratzsch wrote:
> Am 21.06.2016 um 22:00 schrieb rricklefs:
> > I am trying to have gnuplot replot 15-30 files of up to 4000 points each every second or so. I have tried this several ways, but the program always hangs (i.e., becomes unresponsive) after an hour or two. I need and expect this process to run indefinitely.
> > 
> > This particular example is for a polar plot, but have seen this with a rectangular plot as well.
> > 
> > A portion of the script:
> ....
> > 
> > I tried
> >    pause 1
> >    reread
> > at the end of the file instead of the loop, and the behavior is the same. 
> > 
> > Any idea why this is happening or a work-around? (I am testing a change to exit after a safely short length of time and re-starting gnuplot, but that is undesirable kludge.)
> > 
> 
> (What version? OS?)
Version 4.6 patchlevel 4    last modified 2013-10-02 
Build System: Linux x86_64
Ubuntu 14.04
> 
> Have you tried to reproduce this with another terminal, perhaps
> "x11" or even "dummy"? Which one are us using now?
> 
No, let me try that. Wxt is used for this test.
> Can you omit calling "bin/Plot" repeatedly, perhaps compile a
> simplified dataset that reproduces the problem for others?
I'll try that. My hope was that someone had seen this problem before.
I had first run this script asynchronously with a shell task that constantly updated the files so that the call to bin/Plot was not made here. Same results.

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gnuplot hangs after many replots rlricklefs@gmail.com - 2016-06-21 13:00 -0700
  Re: gnuplot hangs after many replots Karl Ratzsch <mail.kfr@gmx.net> - 2016-06-21 23:03 +0200
    Re: gnuplot hangs after many replots rlricklefs@gmail.com - 2016-06-22 08:42 -0700

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