背景:Zabbix的图形里有一项CPU jumps,里面有两条曲线, Context switches per second Interrupts per second。 前言: 这种单文件行可能是相当inefficent并且有的时候你想有一个计算机在一次处理很多不同的东西,而不是在一个时间一两件事。例如,大多数计算机依靠的外设输入,但这些外设通常比处理器本身慢得多。例如,当...
If you can do context switches frequently enough, the computer appears to be doing many things at once (even though the CPU is only processing a single task at any given time). Signaling the CPU to do a context switch is often accomplished with the use of a command called anInterrupt. F...
If you can do context switches frequently enough, the computer appears to be doing many things at once (even though the CPU is only processing a single task at any given time). Signaling the CPU to do a context switch is often accomplished with the use of a command called anInterrupt. F...