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Thread number configuration during runtime #362

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Thread number configuration during runtime #362

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3 changes: 2 additions & 1 deletion include/graphblas/nonblocking/init.hpp
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Original file line number Diff line number Diff line change
Expand Up @@ -28,6 +28,7 @@
#ifndef _H_GRB_NONBLOCKING_INIT
#define _H_GRB_NONBLOCKING_INIT

#include <omp.h>
#include <graphblas/base/init.hpp>
#include <graphblas/utils/DMapper.hpp>

Expand Down Expand Up @@ -134,7 +135,7 @@ namespace grb {
* The maximum number of threads available in the system.
*/
static size_t numThreads() {
return num_threads;
return omp_get_max_threads();
}

};
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2 changes: 1 addition & 1 deletion src/graphblas/nonblocking/init.cpp
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Expand Up @@ -38,7 +38,7 @@ bool grb::internal::NONBLOCKING::warn_if_not_native = true;
bool grb::internal::NONBLOCKING::manual_tile_size = false;
size_t grb::internal::NONBLOCKING::manual_fixed_tile_size =
grb::config::ANALYTIC_MODEL::MIN_TILE_SIZE;
size_t grb::internal::NONBLOCKING::num_threads = grb::config::OMP::threads();
size_t grb::internal::NONBLOCKING::num_threads; // = grb::config::OMP::threads();
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@anyzelman anyzelman Oct 17, 2025

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What's happening here btw, was this a circular dependence? (If yes, that's a straight up bug right??)

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@anyzelman anyzelman Oct 17, 2025

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@ChristosMatzoros


template<>
grb::RC grb::init< grb::nonblocking >(
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