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Page Hits: CPU reads a word of virtual memory which is cached in DRAM. Page Faults(缺页): 流程: 术语: Virtual memory systems use a different terminology fro 阅读全文
posted @ 2018-07-08 15:43
geeklove
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Synchronizing Flows to Avoid Nasty Concurrency Bugs an example code: void handler(int sig) { pid_t pid; while ((pid = waitpid(-1, NULL, 0)) > 0) /* Re 阅读全文
posted @ 2018-07-08 12:48
geeklove
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