Multiple maxima instances and maxout.gnuplot_pipes



Mario Rodriguez wrote:
> Raymond Toy (RT/EUS) escribi?:
>> Robert Dodier wrote:
>>> On 4/22/08, Dan Hatton <vi5u0-maxima at yahoo.co.uk> wrote:
>>>
>>>>  I currently have four instances of Maxima running on different
>>>>  computers, on all of which I have the same home directory via NFS.
>>>>
>>>>  The four are all running batch scripts that involve plot2d commands.
>>>>  Am I likely to encounter any problems due to them clashing over trying
>>>>  to write to the same maxout.gnuplot_pipes file, or is there some
>>>>  automated handling for this situation?
>>> Maxima doesn't try to avoid file name collisions, though doubtless it 
>>> should.
>>>
>>
>> I'm not really familiar with how gnuplot_pipes work, but it seems 
>> maxima   has a pipe open to gnuplot over which we can send commands.  
>> Maybe it would be possible to send the data over the pipe as well 
>> instead of writing the data to maxout.gnuplot_pipes.  
> 
> Hello,
> 
> This is just how package draw worked in some of the first experimental 
> versions. But problems began when great amounts of data were sent to 
> gnuplot (cartographic maps, images).

I didn't know that.  Do you know if the problem was with gnuplot or with 
maxima?  Just curious.

Ray