Merge pull request #38730 from DougGregor/async-task-slab-quanta-5.5

Lower the async task slab allocation to 1000 bytes.
apple · Aug 5, 2021 · e94440a · e94440a
2 parents 4ae44a5 + 2e2107f
commit e94440a
Showing 1 changed file with 1 addition and 3 deletions.
diff --git a/stdlib/public/Concurrency/TaskPrivate.h b/stdlib/public/Concurrency/TaskPrivate.h
@@ -238,9 +238,7 @@ class alignas(sizeof(void*) * 2) ActiveTaskStatus {
 };
 
 /// The size of an allocator slab.
-///
-/// TODO: find the optimal value by experiment.
-static constexpr size_t SlabCapacity = 1024;
+static constexpr size_t SlabCapacity = 1000;
 
 using TaskAllocator = StackAllocator<SlabCapacity>;