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Introduce a (crude) threshold to multithreading

pull/5403/head
Martin Kroeker GitHub 2 months ago
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1 changed files with 4 additions and 1 deletions
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  1. +4
    -1
      interface/trmv.c

+ 4
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interface/trmv.c View File

@@ -219,7 +219,10 @@ void CNAME(enum CBLAS_ORDER order, enum CBLAS_UPLO Uplo,


#ifdef SMP #ifdef SMP
nthreads = num_cpu_avail(2); nthreads = num_cpu_avail(2);

if (n < 50 ) nthreads = 1;
if (nthreads > 2 && n < 500) nthreads = 2;
if (nthreads == 1) { if (nthreads == 1) {
#endif #endif




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