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Re: IDL with multiple processors [message #13865 is a reply to message #13717]

Tue, 15 December 1998 00:00

mgs
Messages: 144
Registered: March 1995

Senior Member

In article <755cjq$i5e$1@readme.uio.no>, steinhh@ulrik.uio.no (Stein Vidar
Hagfors Haugan) wrote:

> In article <36754DD9.66084666@io.harvard.edu>
> Martin Schultz <mgs@io.harvard.edu> writes:
>
>> Stein Vidar Hagfors Haugan wrote:
>>
>>> A little experimenting shows that starting an extra idl process
>>> on the same machine, with the same display, does not allocate
>>> extra licenses. With three idl processes on the machine,
...
>> that's what I find (thanks for the lmstat tip). But is this true for
>> multiprocessor machines as well? If you (happen to) log in on a different
>> processor for your second session: does this count as different machine?
>
> It appears that multiprocessor machines behave as a single machine.
> At least on an AlphaServer with 4 processors we have here. It seems
> like it's the "hostname" or something similar that's used for ID.

That's different than it was under IDL version 3.x from several years ago.
I was working on a Sun MP/670 with 4 processors at the time. Multiple runs
of IDL each took up to 25% of the total CPU load.

--
Mike Schienle Interactive Visuals, LLC
mgs@ivsoftware.com http://www.ivsoftware.com/

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[Message index]

		IDL with multiple processors By: David Schmidt on Thu, 03 December 1998 00:00
		Re: IDL with multiple processors By: Martin Schultz on Mon, 14 December 1998 00:00
		Re: IDL with multiple processors By: mgs on Tue, 15 December 1998 00:00
		Re: IDL with multiple processors By: pit on Tue, 15 December 1998 00:00
		Re: IDL with multiple processors By: steinhh on Tue, 15 December 1998 00:00

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