The next line indicates the same information, but denotes a full garbage collection.
第二行指示相同的信息,但表示一个完整的垃圾收集。
Reference queues are the garbage collector's primary means of feeding back information to the application about object lifecycle.
引用队列是垃圾收集器向应用程序返回关于对象生命周期的信息的主要方法。
This will give you information on the frequency, timing, and duration of garbage collection operations.
这会使您得到垃圾收集操作的频率、定时和持续时间等信息。
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