It switched to this article
https://blog.csdn.net/qq_38650606/article/details/81939414
storage:
Hard disk: persistent storage
memory: it will not shut down faster random access
cache: CUP inside a single CPU or multiple CPU Total own Total
registers: from the operation unit recently CUP
storage
Addressing:
Addressing space
with physical memory and the process does not matter
32 -> 4G
64位 -> ~10^19 Bytes
64-bit JVM -> use more memory, you can recompile
Physical memory a program which runs well, most of the data in the physical memory which has advantages: speed block disadvantages: the amount of physical memory paging occurs too frequently, the slow performance
tab: After addressing virtual memory data into physical memory, the physical memory size is not enough, by the algorithm to find something for a long time without switching into virtual memory
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