The difference between CPU core and logical processor

notice CPU In the message of ：4 Kernel ,4 A logic processor . Think about the difference between a kernel and a logical processor ？ Why record separately , Will there be inconsistency between the number of cores and logical processors ？

Logical processors may indeed be more than the kernel , because “ hyper-threading ” The use of technology will enable the idle part of the kernel to implement a virtual logical processor , It makes more logical processors , Generally, it will be the number of cores 2 times .