[REFERENCE] Backport thread scheduling #760

Job	Run time
Windows 2022/Visual C++ 2022 (check)	47m 43s
Windows 2025/Visual C++ 2022 (test-bundled-gems)	52m 7s
Windows 2025/Visual C++ 2022 (check)	55m 38s
Windows 11-arm/Visual C++ (btest test-basic test-tool)	1h 0m 37s
Windows result	6s
	3h 36m 11s

Provide feedback