Use larger buffers for link arrays (and level arrays).
@@ -25,7 +25,7 @@ namespace {
// TODO: Move this to MemoryAllocator, with name PAGE_SIZE.
constexpr size_t small_page_size = 4_Ki;
-constexpr size_t min_num_arrays_for_new_buffer = 8_Ki;
+constexpr size_t min_num_arrays_for_new_buffer = 64_Ki;
constexpr float alloc_grow_factor = 0.2;
// TODO: Adjust these numbers to what we accept as max in config.
constexpr size_t max_level_array_size = 16;
