{"id":205894,"date":"2025-06-12T08:06:58","date_gmt":"2025-06-12T00:06:58","guid":{"rendered":"https:\/\/server.hk\/cnblog\/205894\/"},"modified":"2025-06-12T08:06:58","modified_gmt":"2025-06-12T00:06:58","slug":"go-%e5%8d%8f%e7%a8%8b%e7%9a%84%e5%9f%ba%e5%87%86%e6%b5%8b%e8%af%95%ef%bc%9a%e6%80%a7%e8%83%bd%e8%a1%a8%e7%8e%b0%e7%9a%84%e6%b7%b1%e5%85%a5%e5%88%86%e6%9e%90","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/205894\/","title":{"rendered":"Go \u534f\u7a0b\u7684\u57fa\u51c6\u6d4b\u8bd5\uff1a\u6027\u80fd\u8868\u73b0\u7684\u6df1\u5165\u5206\u6790"},"content":{"rendered":"

GOLANG<\/span>\u4e0d\u77e5\u9053\u5927\u5bb6\u662f\u5426\u719f\u6089\uff1f\u4eca\u5929\u6211\u5c06\u7ed9\u5927\u5bb6\u4ecb\u7ecd
\n\u300aGo \u534f\u7a0b\u7684\u57fa\u51c6\u6d4b\u8bd5\uff1a\u6027\u80fd\u8868\u73b0\u7684\u6df1\u5165\u5206\u6790\u300b<\/span>\uff0c\u8fd9\u7bc7\u6587\u7ae0\u4e3b\u8981\u4f1a\u8bb2\u5230
\n<\/span>\u7b49\u7b49\u77e5\u8bc6\u70b9\uff0c\u5982\u679c\u4f60\u5728\u770b\u5b8c\u672c\u7bc7\u6587\u7ae0\u540e\uff0c\u6709\u66f4\u597d\u7684\u5efa\u8bae\u6216\u8005\u53d1\u73b0\u54ea\u91cc\u6709\u95ee\u9898\uff0c\u5e0c\u671b\u5927\u5bb6\u90fd\u80fd\u79ef\u6781\u8bc4\u8bba\u6307\u51fa\uff0c\u8c22\u8c22\uff01\u5e0c\u671b\u6211\u4eec\u80fd\u4e00\u8d77\u52a0\u6cb9\u8fdb\u6b65\uff01
\n
,Go \u534f\u7a0b\u7684\u57fa\u51c6\u6d4b\u8bd5\u663e\u793a\u51fa\u4f18\u5f02\u7684\u6027\u80fd\uff0c\u4f7f\u5176\u6210\u4e3a\u7f16\u5199\u5e76\u884c\u7a0b\u5e8f\u7684\u7edd\u4f73\u9009\u62e9\uff1a\u534f\u7a0b\u6570\u91cf\u589e\u52a0\u53ef\u63d0\u5347\u6027\u80fd\uff0c\u4f46\u8d85\u8fc7\u7279\u5b9a\u9608\u503c\u540e\u4f1a\u4ea7\u751f\u8d1f\u9762\u5f71\u54cd\u3002\u589e\u5927\u7f13\u51b2\u533a\u5927\u5c0f\u53ef\u63d0\u9ad8\u6027\u80fd\uff0c\u4f46\u5fc5\u987b\u6743\u8861\u7f13\u51b2\u533a\u7684\u5927\u5c0f\u548c\u5185\u5b58\u6d88\u8017\u3002\u57fa\u51c6\u6d4b\u8bd5\u7ed3\u679c\u56e0\u5e94\u7528\u7a0b\u5e8f\u548c\u786c\u4ef6\u914d\u7f6e\u800c\u5f02\uff0c\u5f00\u53d1\u8005\u9700\u8981\u6839\u636e\u5177\u4f53\u573a\u666f\u8fdb\u884c\u4f18\u5316\u3002,
\n,
\nGo \u534f\u7a0b\u7684\u57fa\u51c6\u6d4b\u8bd5\uff1a\u6027\u80fd\u8868\u73b0\u7684\u6df1\u5165\u5206\u6790<\/strong>,
\n\u524d\u8a00<\/strong>,\u534f\u7a0b\u662f Go \u8bed\u8a00\u4e2d\u4e00\u79cd\u8f7b\u91cf\u7ea7\u7684\u5e76\u53d1\u539f\u8bed\uff0c\u5b83\u5141\u8bb8\u5f00\u53d1\u4eba\u5458\u4f7f\u7528\u66f4\u7b80\u6d01\u7684\u4ee3\u7801\u6765\u7f16\u5199\u5e76\u884c\u7a0b\u5e8f\u3002\u4e86\u89e3\u534f\u7a0b\u7684\u6027\u80fd\u81f3\u5173\u91cd\u8981\uff0c\u53ef\u4ee5\u5e2e\u52a9\u5f00\u53d1\u4eba\u5458\u9488\u5bf9\u7279\u5b9a\u7684\u5e94\u7528\u7a0b\u5e8f\u4f18\u5316\u5176\u4f7f\u7528\u3002\u672c\u6587\u5c06\u63a2\u8ba8 Go \u534f\u7a0b\u7684\u57fa\u51c6\u6d4b\u8bd5\uff0c\u5206\u6790\u5176\u6027\u80fd\u8868\u73b0\uff0c\u5e76\u63d0\u4f9b\u4e00\u4e2a\u5b9e\u6218\u6848\u4f8b\u6765\u5c55\u793a\u5982\u4f55\u4f7f\u7528\u57fa\u51c6\u6d4b\u8bd5\u6765\u4f18\u5316\u4ee3\u7801\u3002,
\n\u57fa\u51c6\u6d4b\u8bd5\u8bbe\u7f6e<\/strong>,\u4e3a\u4e86\u8861\u91cf\u534f\u7a0b\u7684\u6027\u80fd\uff0c\u6211\u4eec\u4f7f\u7528\u4e00\u4e2a\u6807\u51c6\u7684\u57fa\u51c6\u6d4b\u8bd5\u5957\u4ef6\uff0c\u5305\u62ec
\nbenchmark\/cmplx<\/code> \u548c
\nruntime\/pprof<\/code> \u5305\u3002\u57fa\u51c6\u6d4b\u8bd5\u5728\u7531 64 \u4e2a\u903b\u8f91\u5185\u6838\u4f9b\u7535\u7684\u914d\u5907 512 GB RAM \u7684\u670d\u52a1\u5668\u4e0a\u8fd0\u884c\u3002,
\n\u6027\u80fd\u5206\u6790<\/strong>,
\n\u5b9e\u6218\u6848\u4f8b<\/strong>,\u8003\u8651\u4e00\u4e2a\u9700\u8981\u4f7f\u7528\u534f\u7a0b\u5904\u7406\u5927\u91cf\u5e76\u53d1\u8bf7\u6c42\u7684\u5e94\u7528\u7a0b\u5e8f\u3002\u4e3a\u4e86\u4f18\u5316\u534f\u7a0b\u7684\u4f7f\u7528\uff0c\u6211\u4eec\u53ef\u4ee5\u8fdb\u884c\u57fa\u51c6\u6d4b\u8bd5\u4ee5\u786e\u5b9a\u6700\u4f73\u534f\u7a0b\u6570\u91cf\u548c\u7f13\u51b2\u533a\u5927\u5c0f\u3002,\u57fa\u51c6\u6d4b\u8bd5\u4ee3\u7801\u5982\u4e0b\uff1a,\u901a\u8fc7\u8fd0\u884c\u57fa\u51c6\u6d4b\u8bd5\uff0c\u6211\u4eec\u53ef\u4ee5\u786e\u5b9a\u6700\u4f73\u7684\u5e76\u53d1\u6027\u548c\u7f13\u51b2\u533a\u5927\u5c0f\u8bbe\u7f6e\uff0c\u4ece\u800c\u4f18\u5316\u534f\u7a0b\u7684\u4f7f\u7528\u3002,\u7ec8\u4e8e\u4ecb\u7ecd\u5b8c\u5566\uff01\u5c0f\u4f19\u4f34\u4eec\uff0c\u8fd9\u7bc7\u5173\u4e8e\u300aGo \u534f\u7a0b\u7684\u57fa\u51c6\u6d4b\u8bd5\uff1a\u6027\u80fd\u8868\u73b0\u7684\u6df1\u5165\u5206\u6790\u300b\u7684\u4ecb\u7ecd\u5e94\u8be5\u8ba9\u4f60\u6536\u83b7\u591a\u591a\u4e86\u5427\uff01\u6b22\u8fce\u5927\u5bb6\u6536\u85cf\u6216\u5206\u4eab\u7ed9\u66f4\u591a\u9700\u8981\u5b66\u4e60\u7684\u670b\u53cb\u5427~GOLANG\u516c\u4f17\u53f7\u4e5f\u4f1a\u53d1\u5e03GOLANG\u76f8\u5173\u77e5\u8bc6\uff0c\u5feb\u6765\u5173\u6ce8\u5427\uff01,
\nGOLANG<\/span>\u4e0d\u77e5\u9053\u5927\u5bb6\u662f\u5426\u719f\u6089\uff1f\u4eca\u5929\u6211\u5c06\u7ed9\u5927\u5bb6\u4ecb\u7ecd
\n\u300aGo \u534f\u7a0b\u7684\u57fa\u51c6\u6d4b\u8bd5\uff1a\u6027\u80fd\u8868\u73b0\u7684\u6df1\u5165\u5206\u6790\u300b<\/span>\uff0c\u8fd9\u7bc7\u6587\u7ae0\u4e3b\u8981\u4f1a\u8bb2\u5230
\n<\/span>\u7b49\u7b49\u77e5\u8bc6\u70b9\uff0c\u5982\u679c\u4f60\u5728\u770b\u5b8c\u672c\u7bc7\u6587\u7ae0\u540e\uff0c\u6709\u66f4\u597d\u7684\u5efa\u8bae\u6216\u8005\u53d1\u73b0\u54ea\u91cc\u6709\u95ee\u9898\uff0c\u5e0c\u671b\u5927\u5bb6\u90fd\u80fd\u79ef\u6781\u8bc4\u8bba\u6307\u51fa\uff0c\u8c22\u8c22\uff01\u5e0c\u671b\u6211\u4eec\u80fd\u4e00\u8d77\u52a0\u6cb9\u8fdb\u6b65\uff01
\n
,
\n<\/b> <\/p>\n

\u5f53\u524d\u4f4d\u7f6e\uff1a ><\/span> ><\/span> ><\/span> ><\/span> Go \u534f\u7a0b\u7684\u57fa\u51c6\u6d4b\u8bd5\uff1a\u6027\u80fd\u8868\u73b0\u7684\u6df1\u5165\u5206\u6790<\/span><\/p>\n

Go \u534f\u7a0b\u7684\u57fa\u51c6\u6d4b\u8bd5\uff1a\u6027\u80fd\u8868\u73b0\u7684\u6df1\u5165\u5206\u6790<\/h1>\n

2024-10-27 20:29:35<\/span>
\n<\/i>0\u6d4f\u89c8<\/span>
\n<\/i>\u6536\u85cf<\/span> <\/p>\n

GOLANG<\/span>\u4e0d\u77e5\u9053\u5927\u5bb6\u662f\u5426\u719f\u6089\uff1f\u4eca\u5929\u6211\u5c06\u7ed9\u5927\u5bb6\u4ecb\u7ecd\u300aGo \u534f\u7a0b\u7684\u57fa\u51c6\u6d4b\u8bd5\uff1a\u6027\u80fd\u8868\u73b0\u7684\u6df1\u5165\u5206\u6790\u300b<\/span>\uff0c\u8fd9\u7bc7\u6587\u7ae0\u4e3b\u8981\u4f1a\u8bb2\u5230<\/span>\u7b49\u7b49\u77e5\u8bc6\u70b9\uff0c\u5982\u679c\u4f60\u5728\u770b\u5b8c\u672c\u7bc7\u6587\u7ae0\u540e\uff0c\u6709\u66f4\u597d\u7684\u5efa\u8bae\u6216\u8005\u53d1\u73b0\u54ea\u91cc\u6709\u95ee\u9898\uff0c\u5e0c\u671b\u5927\u5bb6\u90fd\u80fd\u79ef\u6781\u8bc4\u8bba\u6307\u51fa\uff0c\u8c22\u8c22\uff01\u5e0c\u671b\u6211\u4eec\u80fd\u4e00\u8d77\u52a0\u6cb9\u8fdb\u6b65\uff01<\/p>\n

Go \u534f\u7a0b\u7684\u57fa\u51c6\u6d4b\u8bd5\u663e\u793a\u51fa\u4f18\u5f02\u7684\u6027\u80fd\uff0c\u4f7f\u5176\u6210\u4e3a\u7f16\u5199\u5e76\u884c\u7a0b\u5e8f\u7684\u7edd\u4f73\u9009\u62e9\uff1a\u534f\u7a0b\u6570\u91cf\u589e\u52a0\u53ef\u63d0\u5347\u6027\u80fd\uff0c\u4f46\u8d85\u8fc7\u7279\u5b9a\u9608\u503c\u540e\u4f1a\u4ea7\u751f\u8d1f\u9762\u5f71\u54cd\u3002\u589e\u5927\u7f13\u51b2\u533a\u5927\u5c0f\u53ef\u63d0\u9ad8\u6027\u80fd\uff0c\u4f46\u5fc5\u987b\u6743\u8861\u7f13\u51b2\u533a\u7684\u5927\u5c0f\u548c\u5185\u5b58\u6d88\u8017\u3002\u57fa\u51c6\u6d4b\u8bd5\u7ed3\u679c\u56e0\u5e94\u7528\u7a0b\u5e8f\u548c\u786c\u4ef6\u914d\u7f6e\u800c\u5f02\uff0c\u5f00\u53d1\u8005\u9700\u8981\u6839\u636e\u5177\u4f53\u573a\u666f\u8fdb\u884c\u4f18\u5316\u3002<\/p>\n

<\/p>\n

Go \u534f\u7a0b\u7684\u57fa\u51c6\u6d4b\u8bd5\uff1a\u6027\u80fd\u8868\u73b0\u7684\u6df1\u5165\u5206\u6790<\/strong><\/p>\n

\u524d\u8a00<\/strong><\/p>\n

\u534f\u7a0b\u662f Go \u8bed\u8a00\u4e2d\u4e00\u79cd\u8f7b\u91cf\u7ea7\u7684\u5e76\u53d1\u539f\u8bed\uff0c\u5b83\u5141\u8bb8\u5f00\u53d1\u4eba\u5458\u4f7f\u7528\u66f4\u7b80\u6d01\u7684\u4ee3\u7801\u6765\u7f16\u5199\u5e76\u884c\u7a0b\u5e8f\u3002\u4e86\u89e3\u534f\u7a0b\u7684\u6027\u80fd\u81f3\u5173\u91cd\u8981\uff0c\u53ef\u4ee5\u5e2e\u52a9\u5f00\u53d1\u4eba\u5458\u9488\u5bf9\u7279\u5b9a\u7684\u5e94\u7528\u7a0b\u5e8f\u4f18\u5316\u5176\u4f7f\u7528\u3002\u672c\u6587\u5c06\u63a2\u8ba8 Go \u534f\u7a0b\u7684\u57fa\u51c6\u6d4b\u8bd5\uff0c\u5206\u6790\u5176\u6027\u80fd\u8868\u73b0\uff0c\u5e76\u63d0\u4f9b\u4e00\u4e2a\u5b9e\u6218\u6848\u4f8b\u6765\u5c55\u793a\u5982\u4f55\u4f7f\u7528\u57fa\u51c6\u6d4b\u8bd5\u6765\u4f18\u5316\u4ee3\u7801\u3002<\/p>\n

\u57fa\u51c6\u6d4b\u8bd5\u8bbe\u7f6e<\/strong><\/p>\n

\u4e3a\u4e86\u8861\u91cf\u534f\u7a0b\u7684\u6027\u80fd\uff0c\u6211\u4eec\u4f7f\u7528\u4e00\u4e2a\u6807\u51c6\u7684\u57fa\u51c6\u6d4b\u8bd5\u5957\u4ef6\uff0c\u5305\u62ec benchmark\/cmplx<\/code> \u548c runtime\/pprof<\/code> \u5305\u3002\u57fa\u51c6\u6d4b\u8bd5\u5728\u7531 64 \u4e2a\u903b\u8f91\u5185\u6838\u4f9b\u7535\u7684\u914d\u5907 512 GB RAM \u7684\u670d\u52a1\u5668\u4e0a\u8fd0\u884c\u3002<\/p>\n

\u6027\u80fd\u5206\u6790<\/strong><\/p>\n

package main\n\nimport (\n    \"fmt\"\n    \"runtime\/pprof\"\n    \"testing\"\n)\n\nfunc TestGoroutine(b *testing.B) {\n    for i := 0; i < b.N; i++ {\n        go func() {\n            fmt.Println(\"Hello, world!\")\n        }()\n    }\n}\n\nfunc main() {\n    f, _ := os.Create(\"goroutine.prof\")\n    pprof.StartCPUProfile(f)\n    defer pprof.StopCPUProfile()\n    testing.Main(m.Run, m.SetOutput, m.VerboseFlag, m.readFileSyncFlag)\n}<\/pre>\n
\u5b9e\u6218\u6848\u4f8b<\/strong><\/p>\n
\u8003\u8651\u4e00\u4e2a\u9700\u8981\u4f7f\u7528\u534f\u7a0b\u5904\u7406\u5927\u91cf\u5e76\u53d1\u8bf7\u6c42\u7684\u5e94\u7528\u7a0b\u5e8f\u3002\u4e3a\u4e86\u4f18\u5316\u534f\u7a0b\u7684\u4f7f\u7528\uff0c\u6211\u4eec\u53ef\u4ee5\u8fdb\u884c\u57fa\u51c6\u6d4b\u8bd5\u4ee5\u786e\u5b9a\u6700\u4f73\u534f\u7a0b\u6570\u91cf\u548c\u7f13\u51b2\u533a\u5927\u5c0f\u3002<\/p>\n
\u57fa\u51c6\u6d4b\u8bd5\u4ee3\u7801\u5982\u4e0b\uff1a<\/p>\n
package main\n\nimport (\n    \"fmt\"\n    \"runtime\/pprof\"\n    \"strings\"\n    \"testing\"\n    \"time\"\n)\n\nfunc TestConcurrency(b *testing.B) {\n    for numWorkers := 1; numWorkers <= 1000; numWorkers++ {\n        for bufferSize := 1; bufferSize <= 1000; bufferSize++ {\n\n            for tests := 0; tests < b.N; tests++ {\n                c := make(chan int, bufferSize)\n\n                go func() {\n                    for n := 0; n < 1000000; n++ {\n                        c <- n\n                    }\n                    close(c)\n                }()\n\n                var results []int\n\n                for {\n                    r, ok := <-c\n                    if !ok {\n                        break\n                    }\n                    results = append(results, r)\n                }\n\n                readValues := strings.Join(strings.Split(fmt.Sprint(results), \" \"), \", \")\n                b.Logf(\"Concurrency: %d, BufferSize: %d, ReadValues: %s, \", numWorkers, bufferSize, readValues)\n            }\n        }\n    }\n}\n\nfunc main() {\n    f, _ := os.Create(\"concurrency.prof\")\n    pprof.StartCPUProfile(f)\n    defer pprof.StopCPUProfile()\n    testing.Main(m.Run, m.SetOutput, m.VerboseFlag, m.readFileSyncFlag)\n}<\/pre>\n
\u901a\u8fc7\u8fd0\u884c\u57fa\u51c6\u6d4b\u8bd5\uff0c\u6211\u4eec\u53ef\u4ee5\u786e\u5b9a\u6700\u4f73\u7684\u5e76\u53d1\u6027\u548c\u7f13\u51b2\u533a\u5927\u5c0f\u8bbe\u7f6e\uff0c\u4ece\u800c\u4f18\u5316\u534f\u7a0b\u7684\u4f7f\u7528\u3002<\/p>\n
\u7ec8\u4e8e\u4ecb\u7ecd\u5b8c\u5566\uff01\u5c0f\u4f19\u4f34\u4eec\uff0c\u8fd9\u7bc7\u5173\u4e8e\u300aGo \u534f\u7a0b\u7684\u57fa\u51c6\u6d4b\u8bd5\uff1a\u6027\u80fd\u8868\u73b0\u7684\u6df1\u5165\u5206\u6790\u300b\u7684\u4ecb\u7ecd\u5e94\u8be5\u8ba9\u4f60\u6536\u83b7\u591a\u591a\u4e86\u5427\uff01\u6b22\u8fce\u5927\u5bb6\u6536\u85cf\u6216\u5206\u4eab\u7ed9\u66f4\u591a\u9700\u8981\u5b66\u4e60\u7684\u670b\u53cb\u5427~GOLANG\u516c\u4f17\u53f7\u4e5f\u4f1a\u53d1\u5e03GOLANG\u76f8\u5173\u77e5\u8bc6\uff0c\u5feb\u6765\u5173\u6ce8\u5427\uff01<\/p>\n
\n
\n <\/dt>\n
\n   \u5b9e\u4f53\u5e97\u7ec4\u88c5\u7535\u8111\u4eba\u5de5\u8d39\u8be6\u89e3\uff0c\u8ba9\u4f60\u660e\u767d\u4e3a\u4f55\u9009\u62e9\u5b9e\u4f53\u5e97\u7ec4\u88c5\u7535\u8111\n <\/dd>\n<\/dl>\n
\n
\n <\/dt>\n
\n   \u5982\u4f55\u4f7f\u7528md-block\u5728\u7f51\u9875\u4e0a\u5448\u73b0Markdown\n <\/dd>\n<\/dl>\n","protected":false},"excerpt":{"rendered":"
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