MemoryMXBean memoryMXBean = ManagementFactory.getMemoryMXBean();
System.out.println(memoryMXBean.getHeapMemoryUsage());
System.out.println(memoryMXBean.getNonHeapMemoryUsage());
MemoryMXBean memoryMXBean = ManagementFactory.getMemoryMXBean();
System.out.println(memoryMXBean.getHeapMemoryUsage());
System.out.println(memoryMXBean.getNonHeapMemoryUsage());
本文标题：如何通过代码查看JVM堆和非堆的使用情况
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