{"id":7495,"date":"2026-07-24T20:36:02","date_gmt":"2026-07-24T12:36:02","guid":{"rendered":"https:\/\/i007.cc\/wordpress\/?p=7495"},"modified":"2026-07-24T20:36:02","modified_gmt":"2026-07-24T12:36:02","slug":"%e6%80%8e%e6%a0%b7%e7%90%86%e8%a7%a3%e6%9c%89%e6%a0%88%e5%8d%8f%e7%a8%8b%e5%92%8c%e6%97%a0%e6%a0%88%e5%8d%8f%e7%a8%8b%e7%9a%84%e5%8c%ba%e5%88%ab%ef%bc%9f","status":"publish","type":"post","link":"https:\/\/i007.cc\/wordpress\/archives\/7495","title":{"rendered":"\u600e\u6837\u7406\u89e3\u6709\u6808\u534f\u7a0b\u548c\u65e0\u6808\u534f\u7a0b\u7684\u533a\u522b\uff1f"},"content":{"rendered":"
\n
\n
\n
\n
\n
\n
\n
\n
<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n
\n
\n
\n
\n
\n
\n
\n
\n
\n
\n

\u8fd9\u662f\u7406\u89e3\u534f\u7a0b\u7684\u6700\u6838\u5fc3\u6982\u5ff5\uff0c\u5f88\u591a\u4eba\u7528\u4e86\u5f88\u4e45\u534f\u7a0b\u90fd\u6ca1\u771f\u6b63\u641e\u6e05\u695a\u8fd9\u4e2a\u533a\u522b\u3002<\/p>\n

\n

\u5148\u4ece”\u6808”\u662f\u4ec0\u4e48\u8bf4\u8d77<\/h3>\n

\u6bcf\u6b21\u51fd\u6570\u8c03\u7528\uff0cCPU \u90fd\u4f1a\u5728\u8c03\u7528\u6808\u4e0a\u538b\u5165\u4e00\u4e2a\u6808\u5e27<\/strong>\uff0c\u91cc\u9762\u5b58\u7740\uff1a<\/p>\n

\n
\n
<\/div>\n<\/div>\n
\n
\u250c\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2510  \u2190 \u6808\u9876\uff08\u9ad8\u5730\u5740\uff09\r\n\u2502  main() \u7684\u6808\u5e27                  \u2502\r\n\u2502    local: argc, argv            \u2502\r\n\u251c\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2524\r\n\u2502  foo() \u7684\u6808\u5e27                   \u2502\r\n\u2502    local: x = 42                \u2502\r\n\u2502    return address \u2192 main+0x1c   \u2502\r\n\u251c\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2524\r\n\u2502  bar() \u7684\u6808\u5e27                   \u2502  \u2190 \u5f53\u524d\u6267\u884c\u4f4d\u7f6e\r\n\u2502    local: y = 7                 \u2502\r\n\u2502    return address \u2192 foo+0x08    \u2502\r\n\u2514\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2518  \u2190 \u6808\u5e95\uff08\u4f4e\u5730\u5740\uff09<\/pre>\n
 <\/p>\n<\/div>\n<\/div>\n
\u51fd\u6570\u8fd4\u56de\u65f6\uff0c\u5f39\u51fa\u6808\u5e27\uff0c\u6267\u884c\u6743\u56de\u5230\u8c03\u7528\u8005\u3002\u8fd9\u662f CPU \u548c OS \u5929\u7136\u652f\u6301\u7684\u673a\u5236\u3002<\/p>\n
\u534f\u7a0b\u8981\u6682\u505c\u7684\u95ee\u9898<\/strong>\u5c31\u5728\u8fd9\u91cc\uff1a\u5f53\u4f60\u60f3\u5728\u00a0bar()<\/code>\u00a0\u6267\u884c\u5230\u4e00\u534a\u65f6\u6682\u505c\uff0c\u6574\u4e2a\u8c03\u7528\u94fe\u00a0main \u2192 foo \u2192 bar<\/code>\u00a0\u7684\u72b6\u6001\u90fd\u5728\u6808\u4e0a\uff0c\u4f60\u600e\u4e48\u628a\u5b83\u4fdd\u5b58\u8d77\u6765\uff1f<\/p>\n
\n
\u6709\u6808\u534f\u7a0b\uff1a\u7ed9\u6bcf\u4e2a\u534f\u7a0b\u4e00\u4e2a\u72ec\u7acb\u7684\u6808<\/h3>\n
\u6700\u76f4\u63a5\u7684\u89e3\u6cd5<\/strong>\uff1a\u6bcf\u4e2a\u534f\u7a0b\u6709\u81ea\u5df1\u7684\u5b8c\u6574\u8c03\u7528\u6808\uff0c\u5c31\u50cf\u7ebf\u7a0b\u4e00\u6837\uff0c\u53ea\u662f\u5207\u6362\u7531\u7a0b\u5e8f\u5458\u63a7\u5236\u800c\u975e\u64cd\u4f5c\u7cfb\u7edf\u3002<\/p>\n
\n
\n
<\/div>\n<\/div>\n
\n
\u7ebf\u7a0b\u7684\u6808                \u534f\u7a0bA\u7684\u6808              \u534f\u7a0bB\u7684\u6808\r\n\u250c\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2510           \u250c\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2510           \u250c\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2510\r\n\u2502 main()   \u2502           \u2502 coroutineA() \u2502        \u2502 coroutineB() \u2502\r\n\u2502          \u2502           \u2502   foo()  \u2502           \u2502   baz()  \u2502\r\n\u2502          \u2502           \u2502     bar()\u2502  \u2190 \u6682\u505c\u70b9  \u2502          \u2502\r\n\u2514\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2518           \u2514\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2518           \u2514\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2518\r\n  OS \u7ba1\u7406               \u7a0b\u5e8f\u81ea\u5df1\u5206\u914d\u7684\u5185\u5b58\uff08\u901a\u5e38 128KB\uff5e8MB\uff09<\/pre>\n
 <\/p>\n<\/div>\n<\/div>\n
\u5207\u6362\u65f6\uff0c\u628a\u5f53\u524d CPU \u5bc4\u5b58\u5668\uff08rsp\u3001rbp\u3001rip \u7b49\uff09\u4fdd\u5b58\u5230\u534f\u7a0b\u63a7\u5236\u5757\uff0c\u52a0\u8f7d\u53e6\u4e00\u4e2a\u534f\u7a0b\u7684\u5bc4\u5b58\u5668\uff0cCPU \u5c31\u8df3\u5230\u53e6\u4e00\u4e2a\u534f\u7a0b\u4e0a\u6b21\u6682\u505c\u7684\u4f4d\u7f6e\u7ee7\u7eed\u6267\u884c\u3002<\/p>\n
\u8fd9\u4e2a\u5207\u6362\u672c\u8d28\u4e0a\u548c\u7ebf\u7a0b\u5207\u6362\u5b8c\u5168\u4e00\u6837\uff0c\u53ea\u662f\u4e0d\u7ecf\u8fc7\u5185\u6838\uff0c\u6240\u4ee5\u53eb\u7528\u6237\u6001\u7ebf\u7a0b<\/strong>\u3002<\/p>\n
\n
\n
<\/div>\n<\/div>\n
cpp<\/div>\n
\n
\/\/ Boost.Coroutine2 \/ ucontext \u2014\u2014 \u6709\u6808\u534f\u7a0b\u793a\u4f8b\r\nboost::coroutines2::coroutine<int>::pull_type source(\r\n    [](boost::coroutines2::coroutine<int>::push_type& sink) {\r\n        int x = 0;\r\n        while (true) {\r\n            expensive_function();  \/\/ \u2190 \u53ef\u4ee5\u5728\u4efb\u610f\u6df1\u5ea6\u6682\u505c\r\n                foo();\r\n                    bar();\r\n                        sink(x++);  \/\/ \u5728\u8c03\u7528\u6808\u6df1\u5904\u6682\u505c\uff0c\u5b8c\u5168\u6ca1\u95ee\u9898\r\n        }\r\n    }\r\n);<\/pre>\n
 <\/p>\n<\/div>\n<\/div>\n
\u6709\u6808\u534f\u7a0b\u53ef\u4ee5\u5728\u4efb\u610f\u51fd\u6570\u8c03\u7528\u6df1\u5ea6\u6682\u505c\uff0c\u56e0\u4e3a\u6574\u4e2a\u8c03\u7528\u94fe\u7684\u72b6\u6001\u90fd\u5728\u5b83\u81ea\u5df1\u7684\u6808\u4e0a\u3002<\/strong><\/p>\n
\n
\u65e0\u6808\u534f\u7a0b\uff1a\u53ea\u4fdd\u5b58”\u6682\u505c\u70b9\u7684\u5c40\u90e8\u53d8\u91cf”<\/h3>\n
\u65e0\u6808\u534f\u7a0b\u6362\u4e86\u4e2a\u601d\u8def\uff1a\u4e0d\u4fdd\u5b58\u6574\u4e2a\u8c03\u7528\u6808\uff0c\u53ea\u4fdd\u5b58\u6062\u590d\u6267\u884c\u6240\u9700\u7684\u6700\u5c11\u72b6\u6001\u3002<\/strong><\/p>\n
\u7f16\u8bd1\u5668\u5728\u7f16\u8bd1\u671f\u5c31\u5206\u6790\u51fa\u6bcf\u4e2a\u00a0co_await<\/code>\u00a0\u70b9\u4e0a\u54ea\u4e9b\u5c40\u90e8\u53d8\u91cf\u8fd8\u6d3b\u7740\uff0c\u628a\u5b83\u4eec\u63d0\u53d6\u51fa\u6765\uff0c\u5b58\u5230\u5806\u4e0a\u7684\u4e00\u4e2a\u534f\u7a0b\u5e27<\/strong>\uff08\u72b6\u6001\u673a\u5bf9\u8c61\uff09\u91cc\u3002<\/p>\n
\n
\n
<\/div>\n<\/div>\n
cpp<\/div>\n
\n
\/\/ \u8fd9\u4e2a\u534f\u7a0b\u51fd\u6570...\r\nTask<int> compute() {\r\n    int x = co_await fetch_a();   \/\/ \u6682\u505c\u70b9 1\r\n    int y = co_await fetch_b(x);  \/\/ \u6682\u505c\u70b9 2\r\n    co_return x + y;\r\n}\r\n\r\n\/\/ \u7f16\u8bd1\u5668\u628a\u5b83\u53d8\u6210\u7c7b\u4f3c\u8fd9\u6837\u7684\u7ed3\u6784\uff1a\r\nstruct compute_frame {\r\n    int state;   \/\/ \u5f53\u524d\u5728\u54ea\u4e2a\u6682\u505c\u70b9\r\n    int x;       \/\/ \u6682\u505c\u70b91\u4e4b\u540e\u9700\u8981\u4fdd\u7559\r\n    int y;       \/\/ \u6682\u505c\u70b92\u4e4b\u540e\u9700\u8981\u4fdd\u7559\r\n    \/\/ fetch_a() \u548c fetch_b() \u7684 awaiter \u5bf9\u8c61\r\n};\r\n\r\n\/\/ \u6062\u590d\u6267\u884c\u65f6\uff0c\u6839\u636e state \u8df3\u5230\u5bf9\u5e94\u4f4d\u7f6e\uff1a\r\nvoid resume(compute_frame* f) {\r\n    switch (f->state) {\r\n        case 0: goto label_0;\r\n        case 1: goto label_1;\r\n        case 2: goto label_2;\r\n    }\r\n    label_0:\r\n        \/\/ \u542f\u52a8 fetch_a\uff0c\u6ce8\u518c\u56de\u8c03\uff0c\u6682\u505c\r\n        f->state = 1; return;\r\n    label_1:\r\n        f->x = get_result_of_fetch_a();\r\n        \/\/ \u542f\u52a8 fetch_b\uff0c\u6ce8\u518c\u56de\u8c03\uff0c\u6682\u505c\r\n        f->state = 2; return;\r\n    label_2:\r\n        f->y = get_result_of_fetch_b();\r\n        return f->x + f->y;\r\n}<\/pre>\n
 <\/p>\n<\/div>\n<\/div>\n
\u8fd9\u5c31\u662f\u65e0\u6808\u534f\u7a0b\u7684\u672c\u8d28\uff1a\u4e00\u4e2a\u7f16\u8bd1\u5668\u751f\u6210\u7684\u72b6\u6001\u673a\uff0c\u52a0\u4e0a\u4e00\u5757\u5b58\u5c40\u90e8\u53d8\u91cf\u7684\u5806\u5185\u5b58\u3002<\/strong><\/p>\n
\n
\u4e24\u8005\u6700\u5173\u952e\u7684\u533a\u522b\uff1a\u6682\u505c\u70b9\u5728\u54ea<\/h3>\n
\u8fd9\u662f\u7406\u89e3\u4e24\u8005\u5dee\u5f02\u7684\u6838\u5fc3\uff1a<\/p>\n
\n
\n
<\/div>\n<\/div>\n
\n
\u6709\u6808\u534f\u7a0b\uff1a\u53ef\u4ee5\u5728\u4efb\u610f\u4f4d\u7f6e\u6682\u505c\uff08\u5305\u62ec\u666e\u901a\u51fd\u6570\u8c03\u7528\u7684\u6df1\u5904\uff09\r\n\r\nTask stackful_example() {\r\n    normal_function_a() {      \/\/ \u666e\u901a\u51fd\u6570\uff0c\u4e0d\u662f\u534f\u7a0b\r\n        normal_function_b() {  \/\/ \u666e\u901a\u51fd\u6570\uff0c\u4e0d\u662f\u534f\u7a0b\r\n            yield();           \/\/ \u2190 \u5728\u8fd9\u91cc\u6682\u505c\uff0c\u5b8c\u5168\u6ca1\u95ee\u9898\r\n        }\r\n    }\r\n}\r\n\r\n\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\r\n\r\n\u65e0\u6808\u534f\u7a0b\uff1a\u53ea\u80fd\u5728\u534f\u7a0b\u51fd\u6570\u672c\u8eab\u7684 co_await \u5904\u6682\u505c\r\n\r\nTask stackless_example() {\r\n    co_await something();      \/\/ \u2190 \u53ea\u80fd\u5728\u8fd9\u91cc\u6682\u505c\r\n    normal_function_a();       \/\/ \u8fd9\u91cc\u9762\u6ca1\u6cd5\u6682\u505c\r\n}<\/pre>\n
 <\/p>\n<\/div>\n<\/div>\n
\u8fd9\u4e2a\u9650\u5236\u610f\u5473\u7740\uff1a\u65e0\u6808\u534f\u7a0b\u7684”\u6682\u505c\u4f20\u67d3\u6027”\u2014\u2014\u5982\u679c\u4e00\u4e2a\u51fd\u6570\u60f3\u8981\u6682\u505c\uff0c\u5b83\u5fc5\u987b\u662f\u534f\u7a0b\uff0c\u8c03\u7528\u5b83\u7684\u51fd\u6570\u4e5f\u5fc5\u987b\u662f\u534f\u7a0b\uff0c\u4e00\u8def\u5411\u4e0a\u3002\u8fd9\u5c31\u662f\u00a0async\/await<\/code>\u00a0\u5fc5\u987b\u5c42\u5c42\u4f20\u67d3\u7684\u6839\u672c\u539f\u56e0\u3002<\/p>\n
\n
\u5185\u5b58\u5e03\u5c40\u5bf9\u6bd4<\/h3>\n
\n
\n
<\/div>\n<\/div>\n
\n
\u6709\u6808\u534f\u7a0b\uff08\u8fd0\u884c\u65f6\uff09\uff1a\r\n\u250c\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2510\r\n\u2502  \u534f\u7a0bA\u7684\u72ec\u7acb\u6808\uff08\u9884\u5206\u914d\uff0c\u901a\u5e38 128KB\uff09                  \u2502\r\n\u2502  \u250c\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2510  \u2502\r\n\u2502  \u2502 coroutine_entry()                            \u2502  \u2502\r\n\u2502  \u2502   \u2514\u2500 foo()                                   \u2502  \u2502\r\n\u2502  \u2502        \u2514\u2500 bar()  \u2190 \u5f53\u524d\u6682\u505c\u5728\u8fd9\u91cc              \u2502  \u2502\r\n\u2502  \u2514\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2518  \u2502\r\n\u2514\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2518\r\n\u5185\u5b58\uff1a\u56fa\u5b9a\u5206\u914d\uff0c\u65e0\u8bba\u7528\u591a\u5c11\u90fd\u5360\u6ee1\uff08128KB\uff09\r\n\u5207\u6362\uff1a\u4fdd\u5b58\/\u6062\u590d\u7ea615\u4e2a\u5bc4\u5b58\u5668\uff08rsp, rbp, rip...\uff09\r\n\r\n\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\r\n\r\n\u65e0\u6808\u534f\u7a0b\uff08\u8fd0\u884c\u65f6\uff09\uff1a\r\n\u250c\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2510\r\n\u2502  \u534f\u7a0b\u5e27\uff08\u5806\u4e0a\uff0c\u6309\u9700\u5206\u914d\uff09          \u2502\r\n\u2502  state: 2                        \u2502\r\n\u2502  x: 42                           \u2502  \u2190 \u53ea\u5b58\u6d3b\u8dc3\u7684\u5c40\u90e8\u53d8\u91cf\r\n\u2502  y: (\u672a\u521d\u59cb\u5316)                    \u2502\r\n\u2502  awaiter: {...}                   \u2502\r\n\u2514\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2518\r\n\u5185\u5b58\uff1a\u53ea\u5360\u5b9e\u9645\u9700\u8981\u7684\u7a7a\u95f4\uff08\u51e0\u5341\u5230\u51e0\u767e\u5b57\u8282\uff09\r\n\u5207\u6362\uff1a\u53ea\u9700\u8df3\u8f6c\u5230\u5bf9\u5e94\u7684 state\uff0c\u65e0\u9700\u4fdd\u5b58\u5bc4\u5b58\u5668<\/pre>\n
 <\/p>\n<\/div>\n<\/div>\n
\n
\u7528\u4e00\u4e2a\u5177\u4f53\u573a\u666f\u611f\u53d7\u5dee\u8ddd<\/h3>\n
\u5047\u8bbe\u4f60\u6709 100 \u4e07\u4e2a\u5e76\u53d1\u8fde\u63a5\uff0c\u6bcf\u4e2a\u8fde\u63a5\u9700\u8981\u4e00\u4e2a\u534f\u7a0b\uff1a<\/p>\n
\n
\n
<\/div>\n<\/div>\n
\n
\u6709\u6808\u534f\u7a0b\uff1a\r\n  100\u4e07 \u00d7 128KB\uff08\u6700\u5c0f\u6808\uff09= 128GB \u5185\u5b58\r\n  \u5373\u4f7f\u534f\u7a0b\u4ec0\u4e48\u90fd\u4e0d\u5e72\uff0c\u6808\u7a7a\u95f4\u4e5f\u9884\u5148\u5360\u7528\r\n  \u2192 \u5b9e\u9645\u4e0a\u9650\u7ea6 10 \u4e07\u4e2a\u534f\u7a0b\uff08\u53d7\u673a\u5668\u5185\u5b58\u9650\u5236\uff09\r\n\r\n\u65e0\u6808\u534f\u7a0b\uff1a\r\n  100\u4e07 \u00d7 200B\uff08\u5178\u578b\u534f\u7a0b\u5e27\uff09= 200MB \u5185\u5b58\r\n  Go \u7684 goroutine \u867d\u7136\u6709\u521d\u59cb 2KB \u6808\u4f46\u4f1a\u52a8\u6001\u589e\u957f\r\n  \u2192 \u767e\u4e07\u534f\u7a0b\u5b8c\u5168\u53ef\u884c\uff08Erlang\/Elixir \u7684\u65e5\u5e38\u64cd\u4f5c\uff09<\/pre>\n
 <\/p>\n<\/div>\n<\/div>\n
\u8fd9\u5c31\u662f\u4e3a\u4ec0\u4e48 Go \u80fd\u5f00\u51e0\u767e\u4e07 goroutine\uff0c\u800c Boost.Coroutine \u5f88\u5c11\u6709\u4eba\u5f00\u8d85\u8fc7\u51e0\u4e07\u4e2a\u3002<\/p>\n
\n
\u6808\u7684”\u53ef\u589e\u957f”\u662f Go \u7684\u7279\u6b8a\u65b9\u6848<\/h3>\n
Go \u7684 goroutine \u662f\u6709\u6808\u534f\u7a0b\uff0c\u4f46\u505a\u4e86\u4e00\u4e2a\u7279\u6b8a\u4f18\u5316\uff1a\u5206\u6bb5\u6808 \/ \u8fde\u7eed\u6808<\/strong>\u3002<\/p>\n
\u521d\u59cb\u53ea\u5206\u914d 2KB\uff0c\u5f53\u6808\u5feb\u6ee1\u65f6\u81ea\u52a8\u6269\u5bb9\uff08\u5206\u914d\u66f4\u5927\u7684\u6808\uff0c\u628a\u65e7\u5185\u5bb9\u590d\u5236\u8fc7\u53bb\uff09\uff0c\u6700\u5927\u53ef\u4ee5\u957f\u5230 1GB\u3002\u8fd9\u6837\u65e2\u6709\u6709\u6808\u534f\u7a0b”\u4efb\u610f\u6df1\u5ea6\u6682\u505c”\u7684\u7075\u6d3b\u6027\uff0c\u53c8\u7f13\u89e3\u4e86\u5185\u5b58\u6d6a\u8d39\u95ee\u9898\u3002\u4ee3\u4ef7\u662f\u6808\u589e\u957f\u65f6\u6709\u4e00\u6b21\u5185\u5b58\u62f7\u8d1d\uff0c\u4ee5\u53ca\u6307\u9488\u5931\u6548\u95ee\u9898\uff08Go \u7684 GC \u5e2e\u4f60\u5904\u7406\u4e86\uff09\u3002<\/p>\n
\n
\n
<\/div>\n<\/div>\n
\n
Go goroutine \u6808\u589e\u957f\uff1a\r\n\u521d\u59cb 2KB \u2192 \u89e6\u53d1\u589e\u957f \u2192 4KB \u2192 ... \u2192 \u6309\u9700\u589e\u957f\u5230\u4e0a\u9650<\/pre>\n
 <\/p>\n<\/div>\n<\/div>\n
C++ \u548c Rust \u6ca1\u6709 GC\uff0c\u5b9e\u73b0\u53ef\u589e\u957f\u6808\u4ee3\u4ef7\u6781\u9ad8\uff08\u6307\u9488\u4f1a\u5931\u6548\uff09\uff0c\u6240\u4ee5\u9009\u62e9\u4e86\u65e0\u6808\u534f\u7a0b\u3002<\/p>\n
\n
\u4e24\u8005\u9002\u7528\u573a\u666f<\/h3>\n
\u9009\u6709\u6808\u534f\u7a0b<\/strong>\uff08goroutine\u3001Boost.Coroutine\u3001libco\uff09\uff1a<\/p>\n
    \n
  • \u9700\u8981\u628a\u540c\u6b65\u4ee3\u7801\u65e0\u4fb5\u5165\u5730\u6539\u6210\u5f02\u6b65\uff08\u4e0d\u6539\u51fd\u6570\u7b7e\u540d\uff09<\/li>\n
  • \u7cfb\u7edf\u8c03\u7528\u9700\u8981\u62e6\u622a\uff08libco \u62e6\u622a\u4e86\u00a0read()<\/code>\/write()<\/code>\uff0c\u666e\u901a\u4ee3\u7801\u65e0\u611f\u77e5\u5730\u53d8\u6210\u5f02\u6b65\uff09<\/li>\n
  • \u5feb\u901f\u5f00\u53d1\uff0c\u4e0d\u60f3\u8ba9\u00a0async\/await<\/code>\u00a0\u4f20\u67d3\u6574\u4e2a\u4ee3\u7801\u5e93<\/li>\n
  • \u534f\u7a0b\u6570\u91cf\u4e0d\u8d85\u8fc7\u51e0\u5341\u4e07<\/li>\n<\/ul>\n
    \u9009\u65e0\u6808\u534f\u7a0b<\/strong>\uff08C++20\u3001Rust async\u3001Python asyncio\uff09\uff1a<\/p>\n
      \n
    • \u9700\u8981\u767e\u4e07\u7ea7\u534f\u7a0b\u5e76\u53d1<\/li>\n
    • \u5bf9\u5185\u5b58\u6781\u5ea6\u654f\u611f\uff08\u5d4c\u5165\u5f0f\uff09<\/li>\n
    • \u7f16\u8bd1\u5668\u80fd\u5e2e\u4f60\u505a\u66f4\u6fc0\u8fdb\u7684\u4f18\u5316\uff08\u534f\u7a0b\u5e27\u53ef\u80fd\u88ab\u7701\u7565\uff0c\u5206\u914d\u5728\u6808\u4e0a\uff09<\/li>\n
    • \u5df2\u7ecf\u63a5\u53d7\u4e86\u00a0async\/await<\/code>\u00a0\u7684\u4f20\u67d3\u6027<\/li>\n<\/ul>\n
      \n
      \u4e00\u53e5\u8bdd\u603b\u7ed3<\/h3>\n
      \u6709\u6808\u534f\u7a0b\u662f\u5e26\u81ea\u5df1\u884c\u674e\u7684\u65c5\u884c\u8005<\/strong>\uff0c\u968f\u65f6\u80fd\u505c\u4e0b\u6765\uff0c\u4f46\u884c\u674e\uff08128KB \u6808\uff09\u65e0\u8bba\u8f7b\u91cd\u90fd\u8981\u5e26\u7740\uff1b\u65e0\u6808\u534f\u7a0b\u662f\u53ea\u5b58\u5fc5\u8981\u7269\u54c1\u7684\u65c5\u884c\u8005<\/strong>\uff0c\u884c\u674e\u6781\u8f7b\uff08\u51e0\u767e\u5b57\u8282\u534f\u7a0b\u5e27\uff09\uff0c\u4f46\u53ea\u80fd\u5728\u6307\u5b9a\u5730\u70b9\uff08co_await<\/code>\uff09\u4f11\u606f\uff0c\u4e0d\u80fd\u5728\u8d70\u5eca\u91cc\u7a81\u7136\u505c\u4e0b\u6765\u3002<\/p>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n","protected":false},"excerpt":{"rendered":"
      \u8fd9\u662f\u7406\u89e3\u534f\u7a0b\u7684\u6700\u6838\u5fc3\u6982\u5ff5\uff0c\u5f88\u591a\u4eba\u7528\u4e86\u5f88\u4e45<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"colormag_page_container_layout":"default_layout","colormag_page_sidebar_layout":"default_layout","footnotes":""},"categories":[24],"tags":[],"class_list":["post-7495","post","type-post","status-publish","format-standard","hentry","category-value_docs"],"_links":{"self":[{"href":"https:\/\/i007.cc\/wordpress\/wp-json\/wp\/v2\/posts\/7495","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/i007.cc\/wordpress\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/i007.cc\/wordpress\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/i007.cc\/wordpress\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/i007.cc\/wordpress\/wp-json\/wp\/v2\/comments?post=7495"}],"version-history":[{"count":1,"href":"https:\/\/i007.cc\/wordpress\/wp-json\/wp\/v2\/posts\/7495\/revisions"}],"predecessor-version":[{"id":7496,"href":"https:\/\/i007.cc\/wordpress\/wp-json\/wp\/v2\/posts\/7495\/revisions\/7496"}],"wp:attachment":[{"href":"https:\/\/i007.cc\/wordpress\/wp-json\/wp\/v2\/media?parent=7495"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/i007.cc\/wordpress\/wp-json\/wp\/v2\/categories?post=7495"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/i007.cc\/wordpress\/wp-json\/wp\/v2\/tags?post=7495"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}