Max wait time: the maximum time the pool will wait for a connection to be returned.
最大等待时间：连接池等待连接返回的最大时间。
Max CPU time is the maximum percentage of time in seconds that the CPU was in use (running both kernel and non-kernel code, including IO wait time).
MaxCPUTime是按秒计算的CPU使用时间的最大百分比(运行内核及非内核代码，包括IO等待时间)。
Max CPU time is the maximum percentage of time in seconds that the CPU was in use (running both kernel and non-kernel code, including IO wait time).
MaxCPUTime是按秒计算的CPU使用时间的最大百分比(运行内核及非内核代码，包括IO等待时间)。
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