Fix multithreading #68

Performance Regression: -28.64%

⚡ 12 improvements
❌ 10 regressions
✅ 368 untouched benchmarks

⚠️ Please fix the performance issues or acknowledge them on CodSpeed.

	Benchmark	`main`	`fix_multithreading`	Change
❌	`test_minmax_no_x[True-float32-100-1,000,000]`	4.9 ms	5.6 ms	-12.25%
⚡	`test_minmax_no_x[True-float32-1,000-100,000]`	1.5 ms	1.3 ms	+21.68%
⚡	`test_minmax_no_x[True-float64-5,000-100,000]`	3.4 ms	2.8 ms	+23.06%
⚡	`test_minmax_no_x[True-float64-100-100,000]`	1.8 ms	1.6 ms	+15.37%
❌	`test_minmax_no_x[True-int32-5,000-100,000]`	3.3 ms	3.9 ms	-14.85%
❌	`test_minmax_no_x[True-float32-100-100,000]`	1.1 ms	1.3 ms	-15.61%
❌	`test_minmax_with_x[True-float64-1,000-1,000,000]`	14.4 ms	18.8 ms	-23.31%
❌	`test_minmax_with_x[True-int32-1,000-1,000,000]`	10.6 ms	13.6 ms	-22.46%
❌	`test_minmax_with_x[True-int64-1,000-100,000]`	7.1 ms	9.2 ms	-22.65%
❌	`test_minmax_with_x[True-int32-1,000-100,000]`	6.7 ms	8.7 ms	-23.26%
⚡	`test_minmax_with_x[True-int64-100-100,000]`	4.1 ms	3.6 ms	+12.68%
⚡	`test_m4_no_x[True-float32-5,000-100,000]`	2.1 ms	1.7 ms	+21.06%
⚡	`test_m4_no_x[True-float32-1,000-100,000]`	1.5 ms	1.1 ms	+36.98%
⚡	`test_m4_no_x[True-float32-5,000-1,000,000]`	6.2 ms	5.5 ms	+11.89%
⚡	`test_m4_no_x[True-float64-5,000-100,000]`	2.5 ms	2.1 ms	+15.68%
❌	`test_m4_no_x[True-int32-100-100,000]`	1.8 ms	2.5 ms	-28.64%
⚡	`test_m4_no_x[True-int32-1,000-100,000]`	2.2 ms	1.8 ms	+24.46%
⚡	`test_m4_no_x[True-int32-5,000-100,000]`	2.8 ms	2.5 ms	+13.76%
❌	`test_m4_with_x[True-float32-1,000-100,000]`	5.5 ms	7.5 ms	-26.59%
⚡	`test_m4_with_x[True-float32-100-100,000]`	2.6 ms	2.3 ms	+15.19%
...	...	...	...	...

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