Toggle the recording of the call stack of when an object was allocated. Subsequent snapshots will be able to group and label objects by call stacks, but only with those objects created after toggling this option. Recording call stacks has a performance overhead.
切换分配堆的记录。当分配堆的记录已被激活时，堆(heap)快照将以标签和组对象的形式创建。记录分配堆存在性能开销。