抖动的典型标志是，当操作系统试图释放资源时，首先警告进程以释放分页空间，然后终止整个进程。
A classic sign of thrashing is when the operating system attempts to release resources by first warning processes to release paging space and then killing entire processes.
尽管nmon显示了CPU所进行的活动，但是您可以使用不同的标志来显示Oracle进程所使用的活动总量。
Although nmon shows activity by CPU, you can use different flags to show the amount of activity that the Oracle processes are using.
如果要了解有关进程的优先值的更多信息，则需要使用- l标志。
If you want some more information on the nice value of the process, you need to use the -l flag.
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