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linux系统中,cpu使用率的均值,峰值,最小值如何查询

公司要出系统运行报告,需要有cpu使用率的均值,峰值,最小值,
这个是如何查询呀
CPU使用率:均值2.3%,峰值15.00%,最小值0.1%。

内存使用率:均值3.6%,峰值3.76%,最小值1.00%。


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从 /proc 文件系统里面采集内核计数器,然后再根据自己的使用场景计算即可。推荐两篇文章:


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