Re: concurrency in STk, and Windows init file questions

From: Lars Thomas Hansen <lth_at_ccs.neu.edu>
Date: Mon, 27 Mar 2000 13:07:41 -0500

>I think Lars Thomas Hansen released modifications for STk for
>preemptive threads. I can't find it now, though.

Wow, I'm not only famous, but missing! :-)

Those patches were for version 2.1.7 if I remember correctly. They were
not extensive -- essentially changes to EVAL to implement a countdown
timer and timer interrupts, hooks into the I/O system to preempt threads
that block on I/O, and then standard continuation-based threads on top
of it all. The I/O bits were by far the messiest because STk's I/O
system was messy at the time. Unfortunately I seem to have lost the
patch file, so I can't contribute it, and anyone else who has it should
speak up.

The threads package was used in Sneezy/Sneaky, an STk-based debugger for
parallel C++ and Fortran programs, see, e.g
<http://www.cs.uoregon.edu/research/paracomp/proj/tau/sneezy/index.html>.
If anyone can find the sources for Sneaky in the jumble that is the
University of Oregon Web, maybe you will find the threads package too!

--lars
Received on Mon Mar 27 2000 - 20:07:56 CEST

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