rule collection 规则集合
To create the collection rule, follow these steps.
为了创建集合规则,遵循以下步骤。
They are used to identify the rule that generates the result and the history collection where the result will be placed.
它们被用于识别生成结果的规则,以及这些结果将被放置在的历史收集。
As a general rule of thumb, if your garbage collection overhead percentage edges upwards of 10-15%, then you probably have a "sick" JVM on your hands.
经验法则是,如果垃圾收集开销百分比达到10 - 15%以上,那么J VM很可能出问题了。
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