Get memory and CPU usage

Question

I would like to get the total physical memory, the CPU usage, and and the amount of memory being used. I have looked into Runtime.freeMemory(), but that isn\'t

Answer 1

Memory and CPU.

CPU example:

static final ThreadMXBean threadBean = ManagementFactory.getThreadMXBean();
      ...

    long start = threadBean.getCurrentThreadCpuTime();
     for (int i = 0; i < 10000000; i++) {
        ...
     }
    long finish = threadBean.getCurrentThreadCpuTime();