19 DISPATCH_SOURCE_TYPE_MEMORYPRESSURE, 0,
20 DISPATCH_MEMORYPRESSURE_WARN | DISPATCH_MEMORYPRESSURE_CRITICAL,
21 dispatch_get_global_queue(DISPATCH_QUEUE_PRIORITY_DEFAULT, 0));
27 dispatch_source_memorypressure_flags_t pressureLevel =
30 (DISPATCH_MEMORYPRESSURE_WARN | DISPATCH_MEMORYPRESSURE_CRITICAL)) {