From c8b87c316c37b014ce0dfbf2a538515475d64c76 Mon Sep 17 00:00:00 2001
From: manuelgloeckler <38903899+manuelgloeckler@users.noreply.github.com>
Date: Tue, 2 Apr 2024 13:48:36 +0200
Subject: [PATCH] multiprocessing only with num_cores (#1117)

* multiprocessing only with num_cores

* revert to what @baschdl suggested

* update comment

* remove comment
---
 tests/multiprocessing_test.py | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/tests/multiprocessing_test.py b/tests/multiprocessing_test.py
index fc2a02317..e53a271a2 100644
--- a/tests/multiprocessing_test.py
+++ b/tests/multiprocessing_test.py
@@ -26,7 +26,7 @@ def slow_linear_gaussian(theta):
 
 
 @pytest.mark.slow
-@pytest.mark.parametrize("num_workers", [10, -2])
+@pytest.mark.parametrize("num_workers", [2])
 @pytest.mark.parametrize("sim_batch_size", ((1, 10, 100)))
 def test_benchmarking_parallel_simulation(sim_batch_size, num_workers):
     """Test whether joblib is faster than serial processing."""
@@ -54,5 +54,5 @@ def test_benchmarking_parallel_simulation(sim_batch_size, num_workers):
     )
     toc_joblib = time.time() - tic
 
-    # Allow joblib to be 10 percent slower due to overhead.
-    assert toc_joblib <= toc_sp * 1.1
+    # Allow joblib to be 50 percent slower due to overhead.
+    assert toc_joblib <= toc_sp * 1.5