It has been preemptive by default since the 2.6 branch. Of course, its preemption has not always been perfect, as the techniques for balancing preemption with process responsiveness depend heavily on the kernel load profile (which isn't the same for everyone).
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是的，内核是抢占式的。
从 2.6 分支开始，它默认是抢占式的。当然，它的抢占并不总是完美的，因为平衡抢占与进程响应能力的技术在很大程度上取决于内核负载配置文件（这对于每个人来说都不相同）。
Yes, the kernel is preemptive.
It has been preemptive by default since the 2.6 branch. Of course, its preemption has not always been perfect, as the techniques for balancing preemption with process responsiveness depend heavily on the kernel load profile (which isn't the same for everyone).
取决于内核版本。
2.6套装应该是。
Depends on the kernel version.
The 2.6 set is supposed to be.