The tool is useful for diagnosing performance issues, particularly issues related to heap sizing and garbage collection.
该工具有助于诊断性能问题、与堆大小和垃圾收集有关的特殊问题。
If the heap is close to the memory usage of the application, the garbage collector has to collect the heap too often, and performance suffers.
如果堆和应用程序的内存使用量很接近,那么垃圾收集器必须非常频繁地收集堆,这会导致性能损失。
JVM heap size parameters directly influence garbage collection behavior.
jvm堆大小参数将直接影响垃圾收集行为。
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