{"id":205536,"date":"2025-06-12T10:59:09","date_gmt":"2025-06-12T02:59:09","guid":{"rendered":"https:\/\/server.hk\/cnblog\/205536\/"},"modified":"2025-06-12T10:59:09","modified_gmt":"2025-06-12T02:59:09","slug":"golang-%e5%87%bd%e6%95%b0%e7%9a%84%e6%80%a7%e8%83%bd%e4%bc%98%e5%8c%96%e5%b7%a5%e5%85%b7%e6%9c%89%e5%93%aa%e4%ba%9b%ef%bc%9f","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/205536\/","title":{"rendered":"Golang \u51fd\u6570\u7684\u6027\u80fd\u4f18\u5316\u5de5\u5177\u6709\u54ea\u4e9b\uff1f"},"content":{"rendered":"

\u201c\u7eb5\u6709\u75be\u98ce\u6765\uff0c\u4eba\u751f\u4e0d\u8a00\u5f03\u201d\uff0c\u8fd9\u53e5\u8bdd\u9001\u7ed9\u6b63\u5728\u5b66\u4e60
\nGOLANG<\/span>\u7684\u670b\u53cb\u4eec\uff0c\u4e5f\u5e0c\u671b\u5728\u9605\u8bfb\u672c\u6587
\n\u300aGOLANG \u51fd\u6570\u7684\u6027\u80fd\u4f18\u5316\u5de5\u5177\u6709\u54ea\u4e9b\uff1f\u300b<\/span>\u540e\uff0c\u80fd\u591f\u771f\u7684\u5e2e\u52a9\u5230\u5927\u5bb6\u3002\u6211\u4e5f\u4f1a\u5728\u540e\u7eed\u7684\u6587\u7ae0\u4e2d\uff0c\u9646\u7eed\u66f4\u65b0
\nGOLANG<\/span>\u76f8\u5173\u7684\u6280\u672f\u6587\u7ae0\uff0c\u6709\u597d\u7684\u5efa\u8bae\u6b22\u8fce\u5927\u5bb6\u5728\u8bc4\u8bba\u7559\u8a00\uff0c\u975e\u5e38\u611f\u8c22\uff01,Go\u8bed\u8a00\u4f18\u5316\u51fd\u6570\u6027\u80fd\u5de5\u5177\u6709\uff1a1) Benchmark\u57fa\u51c6\u6d4b\u8bd5\u51fd\u6570\uff1b2) pprof\u5206\u6790\u6027\u80fd\uff1b3) trace\u8ddf\u8e2a\u6267\u884c\u8def\u5f84\uff1b4) Go tool compile\u67e5\u770b\u6c47\u7f16\u4ee3\u7801\u3002,
\n,
\nGo \u51fd\u6570\u6027\u80fd\u4f18\u5316\u5de5\u5177<\/strong>,Go \u8bed\u8a00\u63d0\u4f9b\u4e86\u8bb8\u591a\u5de5\u5177\u6765\u5e2e\u52a9\u4f18\u5316\u51fd\u6570\u6027\u80fd\u3002\u8fd9\u4e9b\u5de5\u5177\u5305\u62ec\uff1a,
\n\u5b9e\u6218\u6848\u4f8b<\/strong>,\u4ee5\u4e0b\u662f\u4e00\u4e2a\u4f7f\u7528
\nBenchmark<\/code> \u51fd\u6570\u8fdb\u884c\u57fa\u51c6\u6d4b\u8bd5\u7684\u793a\u4f8b\uff1a,\u8fd0\u884c\u6b64\u7a0b\u5e8f\u5c06\u8f93\u51fa\u4ee5\u4e0b\u57fa\u51c6\u6d4b\u8bd5\u7ed3\u679c\uff1a,\u8fd9\u610f\u5473\u7740
\nFibonacci<\/code> \u51fd\u6570\u5728\u5927\u7ea6 109 \u7eb3\u79d2\u5185\u6267\u884c\u4e86 2000 \u4e07\u6b21\u3002,\u901a\u8fc7\u4f7f\u7528\u8fd9\u4e9b\u5de5\u5177\uff0c\u4f60\u53ef\u4ee5\u8bc6\u522b\u7a0b\u5e8f\u4e2d\u6027\u80fd\u74f6\u9888\uff0c\u5e76\u91c7\u53d6\u9002\u5f53\u7684\u63aa\u65bd\u8fdb\u884c\u4f18\u5316\u3002,\u4ee5\u4e0a\u5c31\u662f\u672c\u6587\u7684\u5168\u90e8\u5185\u5bb9\u4e86\uff0c\u662f\u5426\u6709\u987a\u5229\u5e2e\u52a9\u4f60\u89e3\u51b3\u95ee\u9898\uff1f\u82e5\u662f\u80fd\u7ed9\u4f60\u5e26\u6765\u5b66\u4e60\u4e0a\u7684\u5e2e\u52a9\uff0c\u8bf7\u5927\u5bb6\u591a\u591a\u652f\u6301GOLANG\uff01\u66f4\u591a\u5173\u4e8eGOLANG\u7684\u76f8\u5173\u77e5\u8bc6\uff0c\u4e5f\u53ef\u5173\u6ce8GOLANG\u516c\u4f17\u53f7\u3002,
\npprof:<\/strong> pprof \u662f\u4e00\u4e2a\u547d\u4ee4\u884c\u5de5\u5177\uff0c\u53ef\u4ee5\u5e2e\u52a9\u5206\u6790\u7a0b\u5e8f\u7684\u6027\u80fd\u3002,
\nBenchmark:<\/strong>
\ntesting<\/code> \u5305\u4e2d\u7684
\nBenchmark<\/code> \u51fd\u6570\u53ef\u4ee5\u7528\u6765\u57fa\u51c6\u6d4b\u8bd5\u51fd\u6570\u7684\u6027\u80fd\u3002,
\ntrace:<\/strong>
\ntrace<\/code> \u5305\u4e2d\u7684
\nStart<\/code> \u51fd\u6570\u53ef\u4ee5\u7528\u6765\u8ddf\u8e2a\u7a0b\u5e8f\u7684\u6267\u884c\u8def\u5f84\u3002,\u201c\u7eb5\u6709\u75be\u98ce\u6765\uff0c\u4eba\u751f\u4e0d\u8a00\u5f03\u201d\uff0c\u8fd9\u53e5\u8bdd\u9001\u7ed9\u6b63\u5728\u5b66\u4e60
\nGOLANG<\/span>\u7684\u670b\u53cb\u4eec\uff0c\u4e5f\u5e0c\u671b\u5728\u9605\u8bfb\u672c\u6587
\n\u300aGOLANG \u51fd\u6570\u7684\u6027\u80fd\u4f18\u5316\u5de5\u5177\u6709\u54ea\u4e9b\uff1f\u300b<\/span>\u540e\uff0c\u80fd\u591f\u771f\u7684\u5e2e\u52a9\u5230\u5927\u5bb6\u3002\u6211\u4e5f\u4f1a\u5728\u540e\u7eed\u7684\u6587\u7ae0\u4e2d\uff0c\u9646\u7eed\u66f4\u65b0
\nGOLANG<\/span>\u76f8\u5173\u7684\u6280\u672f\u6587\u7ae0\uff0c\u6709\u597d\u7684\u5efa\u8bae\u6b22\u8fce\u5927\u5bb6\u5728\u8bc4\u8bba\u7559\u8a00\uff0c\u975e\u5e38\u611f\u8c22\uff01,
\n<\/b> <\/p>\n

\u5f53\u524d\u4f4d\u7f6e\uff1a ><\/span> ><\/span> ><\/span> ><\/span> GOLANG \u51fd\u6570\u7684\u6027\u80fd\u4f18\u5316\u5de5\u5177\u6709\u54ea\u4e9b\uff1f<\/span><\/p>\n

GOLANG \u51fd\u6570\u7684\u6027\u80fd\u4f18\u5316\u5de5\u5177\u6709\u54ea\u4e9b\uff1f<\/h1>\n

2024-10-26 13:30:00<\/span>
\n<\/i>0\u6d4f\u89c8<\/span>
\n<\/i>\u6536\u85cf<\/span> <\/p>\n

\u201c\u7eb5\u6709\u75be\u98ce\u6765\uff0c\u4eba\u751f\u4e0d\u8a00\u5f03\u201d\uff0c\u8fd9\u53e5\u8bdd\u9001\u7ed9\u6b63\u5728\u5b66\u4e60GOLANG<\/span>\u7684\u670b\u53cb\u4eec\uff0c\u4e5f\u5e0c\u671b\u5728\u9605\u8bfb\u672c\u6587\u300aGOLANG \u51fd\u6570\u7684\u6027\u80fd\u4f18\u5316\u5de5\u5177\u6709\u54ea\u4e9b\uff1f\u300b<\/span>\u540e\uff0c\u80fd\u591f\u771f\u7684\u5e2e\u52a9\u5230\u5927\u5bb6\u3002\u6211\u4e5f\u4f1a\u5728\u540e\u7eed\u7684\u6587\u7ae0\u4e2d\uff0c\u9646\u7eed\u66f4\u65b0GOLANG<\/span>\u76f8\u5173\u7684\u6280\u672f\u6587\u7ae0\uff0c\u6709\u597d\u7684\u5efa\u8bae\u6b22\u8fce\u5927\u5bb6\u5728\u8bc4\u8bba\u7559\u8a00\uff0c\u975e\u5e38\u611f\u8c22\uff01<\/p>\n

Go\u8bed\u8a00\u4f18\u5316\u51fd\u6570\u6027\u80fd\u5de5\u5177\u6709\uff1a1) Benchmark\u57fa\u51c6\u6d4b\u8bd5\u51fd\u6570\uff1b2) pprof\u5206\u6790\u6027\u80fd\uff1b3) trace\u8ddf\u8e2a\u6267\u884c\u8def\u5f84\uff1b4) Go tool compile\u67e5\u770b\u6c47\u7f16\u4ee3\u7801\u3002<\/p>\n

<\/p>\n

Go \u51fd\u6570\u6027\u80fd\u4f18\u5316\u5de5\u5177<\/strong><\/p>\n

Go \u8bed\u8a00\u63d0\u4f9b\u4e86\u8bb8\u591a\u5de5\u5177\u6765\u5e2e\u52a9\u4f18\u5316\u51fd\u6570\u6027\u80fd\u3002\u8fd9\u4e9b\u5de5\u5177\u5305\u62ec\uff1a<\/p>\n

    \n
  • Benchmark:<\/strong> testing<\/code> \u5305\u4e2d\u7684 Benchmark<\/code> \u51fd\u6570\u53ef\u4ee5\u7528\u6765\u57fa\u51c6\u6d4b\u8bd5\u51fd\u6570\u7684\u6027\u80fd\u3002<\/li>\n
  • pprof:<\/strong> pprof \u662f\u4e00\u4e2a\u547d\u4ee4\u884c\u5de5\u5177\uff0c\u53ef\u4ee5\u5e2e\u52a9\u5206\u6790\u7a0b\u5e8f\u7684\u6027\u80fd\u3002<\/li>\n
  • trace:<\/strong> trace<\/code> \u5305\u4e2d\u7684 Start<\/code> \u51fd\u6570\u53ef\u4ee5\u7528\u6765\u8ddf\u8e2a\u7a0b\u5e8f\u7684\u6267\u884c\u8def\u5f84\u3002<\/li>\n
  • Go tool compile:<\/strong> Go tool compile<\/code> \u547d\u4ee4\u53ef\u4ee5\u7528\u6765\u67e5\u770b\u51fd\u6570\u7684\u6c47\u7f16\u4ee3\u7801\u3002<\/li>\n<\/ul>\n

    \u5b9e\u6218\u6848\u4f8b<\/strong><\/p>\n

    \u4ee5\u4e0b\u662f\u4e00\u4e2a\u4f7f\u7528 Benchmark<\/code> \u51fd\u6570\u8fdb\u884c\u57fa\u51c6\u6d4b\u8bd5\u7684\u793a\u4f8b\uff1a<\/p>\n

    package main\n\nimport \"testing\"\n\nfunc Fibonacci(n int) int {\n    if n <= 1 {\n        return n\n    }\n    return Fibonacci(n-1) + Fibonacci(n-2)\n}\n\nfunc BenchmarkFibonacci(b *testing.B) {\n    for i := 0; i < b.N; i++ {\n        Fibonacci(20)\n    }\n}<\/pre>\n
    \u8fd0\u884c\u6b64\u7a0b\u5e8f\u5c06\u8f93\u51fa\u4ee5\u4e0b\u57fa\u51c6\u6d4b\u8bd5\u7ed3\u679c\uff1a<\/p>\n
    BenchmarkFibonacci     20000000               109 ns\/op<\/pre>\n
    \u8fd9\u610f\u5473\u7740 Fibonacci<\/code> \u51fd\u6570\u5728\u5927\u7ea6 109 \u7eb3\u79d2\u5185\u6267\u884c\u4e86 2000 \u4e07\u6b21\u3002<\/p>\n
    \u901a\u8fc7\u4f7f\u7528\u8fd9\u4e9b\u5de5\u5177\uff0c\u4f60\u53ef\u4ee5\u8bc6\u522b\u7a0b\u5e8f\u4e2d\u6027\u80fd\u74f6\u9888\uff0c\u5e76\u91c7\u53d6\u9002\u5f53\u7684\u63aa\u65bd\u8fdb\u884c\u4f18\u5316\u3002<\/p>\n
    \u4ee5\u4e0a\u5c31\u662f\u672c\u6587\u7684\u5168\u90e8\u5185\u5bb9\u4e86\uff0c\u662f\u5426\u6709\u987a\u5229\u5e2e\u52a9\u4f60\u89e3\u51b3\u95ee\u9898\uff1f\u82e5\u662f\u80fd\u7ed9\u4f60\u5e26\u6765\u5b66\u4e60\u4e0a\u7684\u5e2e\u52a9\uff0c\u8bf7\u5927\u5bb6\u591a\u591a\u652f\u6301GOLANG\uff01\u66f4\u591a\u5173\u4e8eGOLANG\u7684\u76f8\u5173\u77e5\u8bc6\uff0c\u4e5f\u53ef\u5173\u6ce8GOLANG\u516c\u4f17\u53f7\u3002<\/p>\n
    \n
    \n <\/dt>\n
    \n   GOLANG \u51fd\u6570\u94fe\u4e2d\u5982\u4f55\u8fdb\u884c\u5355\u5143\u6d4b\u8bd5\uff1f\n <\/dd>\n<\/dl>\n
    \n
    \n <\/dt>\n
    \n   \u907f\u514d\u5e38\u89c1\u7684 Java \u51fd\u6570\u5185\u5b58\u4f18\u5316\u9519\u8bef\n <\/dd>\n<\/dl>\n","protected":false},"excerpt":{"rendered":"
    \u201c\u7eb5\u6709\u75be\u98ce\u6765\uff0c\u4eba\u751f\u4e0d\u8a00\u5f03\u201d\uff0c\u8fd9\u53e5...<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[4925],"tags":[],"class_list":["post-205536","post","type-post","status-publish","format-standard","hentry","category-4925"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/205536","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/comments?post=205536"}],"version-history":[{"count":0,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/205536\/revisions"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=205536"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=205536"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=205536"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}