{"id":17369,"date":"2023-04-13T21:37:58","date_gmt":"2023-04-13T18:07:58","guid":{"rendered":"https:\/\/nabfollower.com\/blog\/request-tracing-in-nodejs-3k57\/"},"modified":"2023-04-13T21:37:58","modified_gmt":"2023-04-13T18:07:58","slug":"request-tracing-in-nodejs-3k57","status":"publish","type":"post","link":"https:\/\/nabfollower.com\/blog\/request-tracing-in-nodejs-3k57\/","title":{"rendered":"\u062f\u0631\u062e\u0648\u0627\u0633\u062a \u0631\u062f\u06cc\u0627\u0628\u06cc \u062f\u0631 Node.js &#8211; \u0627\u0646\u062c\u0645\u0646 DEV"},"content":{"rendered":"<div data-article-id=\"1434380\" id=\"article-body\">\n<p>\u0636\u0631\u0628 \u0627\u0644\u0645\u062b\u0644\u06cc \u0648\u062c\u0648\u062f \u062f\u0627\u0631\u062f \u06a9\u0647 \u0645\u06cc \u06af\u0648\u06cc\u062f \u062a\u0648\u0633\u0639\u0647 \u062f\u0647\u0646\u062f\u06af\u0627\u0646 \u0646\u0631\u0645 \u0627\u0641\u0632\u0627\u0631 \u0645\u0627\u0646\u0646\u062f \u0645\u0627 90 \u062f\u0631\u0635\u062f \u0627\u0632 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class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/nabfollower.com\/blog\/request-tracing-in-nodejs-3k57\/#%D8%A8%D9%87%D8%AA%D8%B1%DB%8C%D9%86_%D8%B1%D9%88%D8%B4_%D9%87%D8%A7_%D8%A8%D8%B1%D8%A7%DB%8C_%D8%B1%D8%AF%DB%8C%D8%A7%D8%A8%DB%8C_%D8%AF%D8%B1%D8%AE%D9%88%D8%A7%D8%B3%D8%AA\" >\u0628\u0647\u062a\u0631\u06cc\u0646 \u0631\u0648\u0634 \u0647\u0627 \u0628\u0631\u0627\u06cc \u0631\u062f\u06cc\u0627\u0628\u06cc \u062f\u0631\u062e\u0648\u0627\u0633\u062a<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/nabfollower.com\/blog\/request-tracing-in-nodejs-3k57\/#1_%D9%81%D8%B1%D9%85%D8%AA_%D9%87%D8%A7%DB%8C_%D8%A7%D8%B3%D8%AA%D8%A7%D9%86%D8%AF%D8%A7%D8%B1%D8%AF_OpenTelemetry_%D8%B1%D8%A7_%D8%AF%D9%86%D8%A8%D8%A7%D9%84_%DA%A9%D9%86%DB%8C%D8%AF\" >1. \u0641\u0631\u0645\u062a \u0647\u0627\u06cc \u0627\u0633\u062a\u0627\u0646\u062f\u0627\u0631\u062f OpenTelemetry \u0631\u0627 \u062f\u0646\u0628\u0627\u0644 \u06a9\u0646\u06cc\u062f<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-9\" href=\"https:\/\/nabfollower.com\/blog\/request-tracing-in-nodejs-3k57\/#2_%D8%A8%D8%B1%D8%A7%DB%8C_%D9%87%D8%B1_%D9%85%D9%86%D8%A8%D8%B9_%DB%8C%DA%A9_%D8%B1%D8%B4%D8%AA%D9%87_%D9%85%D9%86%D8%AD%D8%B5%D8%B1_%D8%A8%D9%87_%D9%81%D8%B1%D8%AF_%D8%A7%D9%86%D8%AA%D8%AE%D8%A7%D8%A8_%DA%A9%D9%86%DB%8C%D8%AF\" >2. \u0628\u0631\u0627\u06cc \u0647\u0631 \u0645\u0646\u0628\u0639 \u06cc\u06a9 \u0631\u0634\u062a\u0647 \u0645\u0646\u062d\u0635\u0631 \u0628\u0647 \u0641\u0631\u062f \u0627\u0646\u062a\u062e\u0627\u0628 \u06a9\u0646\u06cc\u062f<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-10\" href=\"https:\/\/nabfollower.com\/blog\/request-tracing-in-nodejs-3k57\/#3_%D9%86%D8%A7%D9%85_Span_%D9%85%D9%86%D8%A7%D8%B3%D8%A8_%D8%B1%D8%A7_%D8%A7%D9%86%D8%AA%D8%AE%D8%A7%D8%A8_%DA%A9%D9%86%DB%8C%D8%AF\" >3. \u0646\u0627\u0645 Span \u0645\u0646\u0627\u0633\u0628 \u0631\u0627 \u0627\u0646\u062a\u062e\u0627\u0628 \u06a9\u0646\u06cc\u062f<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-11\" href=\"https:\/\/nabfollower.com\/blog\/request-tracing-in-nodejs-3k57\/#%D9%86%D8%AA%DB%8C%D8%AC%D9%87\" >\u0646\u062a\u06cc\u062c\u0647<\/a><\/li><\/ul><\/nav><\/div>\n<h2><span class=\"ez-toc-section\" id=\"%D8%B1%D8%AF%DB%8C%D8%A7%D8%A8%DB%8C_%D8%AF%D8%B1%D8%AE%D9%88%D8%A7%D8%B3%D8%AA_%DA%86%DB%8C%D8%B3%D8%AA%D8%9F\"><\/span>\n<p>  \u0631\u062f\u06cc\u0627\u0628\u06cc \u062f\u0631\u062e\u0648\u0627\u0633\u062a \u0686\u06cc\u0633\u062a\u061f<br \/>\n<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>\u0631\u062f\u06cc\u0627\u0628\u06cc \u062f\u0631\u062e\u0648\u0627\u0633\u062a \u0628\u0647 \u062a\u06a9\u0646\u06cc\u06a9 \u06cc\u0627\u0641\u062a\u0646 \u062f\u0631\u062e\u0648\u0627\u0633\u062a\u200c\u0647\u0627\u06cc \u0641\u0631\u0639\u06cc \u0627\u0632 \u0633\u0631\u0648\u06cc\u0633\u200c\u0647\u0627\u06cc \u0645\u062a\u0639\u062f\u062f\u06cc \u0627\u0634\u0627\u0631\u0647 \u062f\u0627\u0631\u062f \u06a9\u0647 \u0647\u0646\u06af\u0627\u0645 \u0627\u0646\u062c\u0627\u0645 \u06cc\u06a9 \u062f\u0631\u062e\u0648\u0627\u0633\u062a \u0631\u0627\u0647\u200c\u0627\u0646\u062f\u0627\u0632\u06cc \u0645\u06cc\u200c\u0634\u0648\u0646\u062f.  \u062f\u0631 \u0645\u0639\u0645\u0627\u0631\u06cc \u0645\u06cc\u06a9\u0631\u0648\u0633\u0631\u0648\u06cc\u0633 \u0647\u0627\u060c \u0628\u0647 \u0648\u06cc\u0698\u0647 \u062f\u0631 \u06cc\u06a9 \u0628\u0631\u0646\u0627\u0645\u0647 \u06a9\u0627\u0631\u0628\u0631\u062f\u06cc \u062a\u0648\u0632\u06cc\u0639 \u0634\u062f\u0647\u060c \u06cc\u06a9 \u0633\u0631\u0648\u06cc\u0633 \u0627\u063a\u0644\u0628 \u0646\u06cc\u0627\u0632 \u0628\u0647 \u06cc\u06a9\u067e\u0627\u0631\u0686\u0647 \u0633\u0627\u0632\u06cc \u0628\u0627 \u0633\u0627\u06cc\u0631 \u0633\u0631\u0648\u06cc\u0633 \u0647\u0627\u060c \u067e\u0627\u06cc\u06af\u0627\u0647 \u0647\u0627\u06cc \u062f\u0627\u062f\u0647 \u06cc\u0627 \u0648\u0627\u0628\u0633\u062a\u06af\u06cc \u0647\u0627\u06cc \u0634\u062e\u0635 \u062b\u0627\u0644\u062b \u062f\u0627\u0631\u062f.  \u062f\u0631 \u0646\u062a\u06cc\u062c\u0647\u060c \u0647\u0646\u06af\u0627\u0645\u06cc \u06a9\u0647 \u06cc\u06a9 \u062f\u0631\u062e\u0648\u0627\u0633\u062a \u0627\u062c\u0631\u0627 \u0645\u06cc \u0634\u0648\u062f\u060c \u062f\u0631\u062e\u0648\u0627\u0633\u062a \u0647\u0627\u06cc \u062f\u0627\u062e\u0644\u06cc \u0646\u06cc\u0632 \u0631\u0627\u0647 \u0627\u0646\u062f\u0627\u0632\u06cc \u0645\u06cc \u0634\u0648\u0646\u062f.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"%DA%86%D8%B1%D8%A7_%D9%85%D8%A7_%D8%A8%D9%87_%D8%AF%D8%B1%D8%AE%D9%88%D8%A7%D8%B3%D8%AA_%D8%B1%D8%AF%DB%8C%D8%A7%D8%A8%DB%8C_%D9%86%DB%8C%D8%A7%D8%B2_%D8%AF%D8%A7%D8%B1%DB%8C%D9%85\"><\/span>\n<p>  \u0686\u0631\u0627 \u0645\u0627 \u0628\u0647 \u062f\u0631\u062e\u0648\u0627\u0633\u062a \u0631\u062f\u06cc\u0627\u0628\u06cc \u0646\u06cc\u0627\u0632 \u062f\u0627\u0631\u06cc\u0645<br \/>\n<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>\u0628\u0631\u0627\u06cc \u0631\u0641\u0639 \u0627\u0634\u06a9\u0627\u0644 \u06cc\u06a9 \u062e\u0637\u0627\u060c \u0628\u0627\u06cc\u062f \u0628\u062f\u0627\u0646\u06cc\u0645 \u062f\u0631\u062e\u0648\u0627\u0633\u062a\u06cc \u06a9\u0647 \u062e\u0637\u0627 \u0631\u0627 \u0627\u06cc\u062c\u0627\u062f \u06a9\u0631\u062f\u0647 \u0627\u0633\u062a \u0686\u06af\u0648\u0646\u0647 \u0627\u06cc\u062c\u0627\u062f \u0645\u06cc \u0634\u0648\u062f.  \u0633\u06cc\u0627\u0647\u0647\u0647\u0627 \u0628\u0647 \u062a\u0646\u0647\u0627\u06cc\u06cc \u06a9\u0627\u0641\u06cc \u0646\u06cc\u0633\u062a\u0646\u062f.  \u0622\u0646\u0647\u0627 \u0641\u0642\u0637 \u0628\u0647 \u0645\u0627 \u0645\u06cc \u06af\u0648\u06cc\u0646\u062f \u06a9\u0647 \u06a9\u062f\u0627\u0645 \u0646\u0648\u0639 \u062e\u0637\u0627 \u0631\u062e \u062f\u0627\u062f\u0647 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class=\"ez-toc-section\" id=\"%D8%A7%D8%A8%D8%B2%D8%A7%D8%B1%D9%87%D8%A7%DB%8C_%D8%B1%D8%A7%DB%8C%D8%AC%DB%8C_%DA%A9%D9%87_%D8%A7%D8%B2_%D8%B1%D8%AF%DB%8C%D8%A7%D8%A8%DB%8C_%D8%AF%D8%B1%D8%AE%D9%88%D8%A7%D8%B3%D8%AA_%D9%BE%D8%B4%D8%AA%DB%8C%D8%A8%D8%A7%D9%86%DB%8C_%D9%85%DB%8C_%DA%A9%D9%86%D9%86%D8%AF\"><\/span>\n<p>  \u0627\u0628\u0632\u0627\u0631\u0647\u0627\u06cc \u0631\u0627\u06cc\u062c\u06cc \u06a9\u0647 \u0627\u0632 \u0631\u062f\u06cc\u0627\u0628\u06cc \u062f\u0631\u062e\u0648\u0627\u0633\u062a \u067e\u0634\u062a\u06cc\u0628\u0627\u0646\u06cc \u0645\u06cc \u06a9\u0646\u0646\u062f<br \/>\n<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\u062a\u0639\u062f\u0627\u062f\u06cc \u0627\u0632 \u0627\u0628\u0632\u0627\u0631\u0647\u0627\u06cc \u067e\u0634\u062a\u06cc\u0628\u0627\u0646 \u0645\u0634\u0627\u0647\u062f\u0647\u200c\u067e\u0630\u06cc\u0631\u06cc \u0645\u0646\u0628\u0639 \u0628\u0627\u0632 \u0645\u0627\u0646\u0646\u062f Jaeger\u060c Zipkin \u0648 Signoz \u0648\u062c\u0648\u062f \u062f\u0627\u0631\u062f \u06a9\u0647 \u0627\u0632 \u0630\u062e\u06cc\u0631\u0647 \u0648 \u062a\u062c\u0633\u0645 \u0631\u062f\u06cc\u0627\u0628\u06cc\u200c\u0647\u0627\u06cc \u062f\u0631\u062e\u0648\u0627\u0633\u062a \u067e\u0634\u062a\u06cc\u0628\u0627\u0646\u06cc \u0645\u06cc\u200c\u06a9\u0646\u0646\u062f.  \u067e\u06cc\u0634 \u0627\u0632 \u0627\u06cc\u0646\u060c \u062f\u0648 \u0627\u0633\u062a\u0627\u0646\u062f\u0627\u0631\u062f \u0645\u062d\u0628\u0648\u0628 \u0628\u0631\u0627\u06cc \u0642\u0627\u0644\u0628 \u0631\u062f\u06cc\u0627\u0628\u06cc \u0648\u062c\u0648\u062f \u062f\u0627\u0634\u062a: OpenTracing \u0648 OpenCensus.  \u0627\u0628\u0632\u0627\u0631\u0647\u0627 \u0627\u063a\u0644\u0628 \u0641\u0642\u0637 \u0627\u0632 \u06cc\u06a9\u06cc \u06cc\u0627 \u062f\u06cc\u06af\u0631\u06cc \u067e\u0634\u062a\u06cc\u0628\u0627\u0646\u06cc \u0645\u06cc\u200c\u06a9\u0646\u0646\u062f\u060c \u0648 \u0627\u062f\u063a\u0627\u0645 \u0628\u0631\u0646\u0627\u0645\u0647\u200c\u0647\u0627\u06cc \u0646\u0631\u0645\u200c\u0627\u0641\u0632\u0627\u0631\u06cc \u0628\u0627 \u0627\u0628\u0632\u0627\u0631\u0647\u0627\u06cc \u0645\u0648\u0631\u062f \u0646\u06cc\u0627\u0632\u0634\u0627\u0646 \u0631\u0627 \u0628\u0647 \u0686\u0627\u0644\u0634\u06cc \u062a\u0628\u062f\u06cc\u0644 \u0645\u06cc\u200c\u06a9\u0646\u0646\u062f.  \u062e\u0648\u0634\u0628\u062e\u062a\u0627\u0646\u0647\u060c OpenTracing \u0648 OpenCensus \u062f\u0631 \u0633\u0627\u0644 2019 \u062f\u0631 OpenTelemetry \u0645\u062a\u062d\u062f \u0634\u062f\u0646\u062f \u0648 \u0628\u0647 \u062a\u0648\u0633\u0639\u0647 \u062f\u0647\u0646\u062f\u06af\u0627\u0646 \u0646\u0631\u0645 \u0627\u0641\u0632\u0627\u0631 \u0627\u062c\u0627\u0632\u0647 \u062f\u0627\u062f\u0646\u062f \u062a\u0627 \u0631\u062f\u06cc\u0627\u0628\u06cc \u062f\u0631\u062e\u0648\u0627\u0633\u062a \u0631\u0627 \u0628\u0627 \u0633\u0647\u0648\u0644\u062a \u0646\u0633\u0628\u06cc \u067e\u06cc\u0627\u062f\u0647 \u0633\u0627\u0632\u06cc \u06a9\u0646\u0646\u062f.<\/p>\n<p>OpenTelemetry \u0645\u062c\u0645\u0648\u0639\u0647\u200c\u0627\u06cc \u0627\u0632 \u0627\u0628\u0632\u0627\u0631\u0647\u0627 \u0627\u0633\u062a \u06a9\u0647 \u0645\u06cc\u200c\u062a\u0648\u0627\u0646\u0646\u062f \u0631\u062f\u06cc\u0627\u0628\u06cc\u200c\u0647\u0627 \u0631\u0627 \u062a\u062c\u0633\u0645 \u06a9\u0646\u0646\u062f\u060c \u062f\u0627\u062f\u0647\u200c\u0647\u0627\u06cc \u0645\u0631\u0628\u0648\u0637 \u0628\u0647 \u0632\u0645\u0627\u0646 \u0635\u0631\u0641 \u0634\u062f\u0647 \u0628\u0631\u0627\u06cc \u067e\u0631\u062f\u0627\u0632\u0634 \u0647\u0631 \u062f\u0631\u062e\u0648\u0627\u0633\u062a \u0631\u0627 \u062c\u0645\u0639\u200c\u0622\u0648\u0631\u06cc \u06a9\u0646\u0646\u062f\u060c \u0648 \u062f\u0631\u062e\u0648\u0627\u0633\u062a\u200c\u0647\u0627 \u0631\u0627 \u0628\u0647 \u0635\u0648\u0631\u062a \u0628\u0627\u0632\u0647\u200c\u0647\u0627\u06cc \u062c\u062f\u0627\u06af\u0627\u0646\u0647 \u062f\u0631 \u0631\u062f\u06cc\u0627\u0628\u06cc \u062b\u0628\u062a \u06a9\u0646\u0646\u062f.  \u0628\u0631\u0627\u06cc \u0627\u06cc\u0646\u06a9\u0647 \u0627\u0628\u0632\u0627\u0631\u0647\u0627\u06cc \u0645\u0634\u0627\u0647\u062f\u0647\u200c\u067e\u0630\u06cc\u0631\u06cc \u0645\u062e\u062a\u0644\u0641 \u0628\u062a\u0648\u0627\u0646\u0646\u062f \u0631\u062f\u06cc\u0627\u0628\u06cc \u0631\u0627 \u062a\u062c\u0633\u0645 \u06a9\u0646\u0646\u062f\u060c \u0628\u0631\u0646\u0627\u0645\u0647\u200c\u0647\u0627 \u0628\u0627\u06cc\u062f \u0627\u0632 \u0642\u0627\u0644\u0628\u200c\u0647\u0627\u06cc OpenTelemetry \u067e\u06cc\u0631\u0648\u06cc \u06a9\u0646\u0646\u062f.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"%D8%B1%D8%AF%DB%8C%D8%A7%D8%A8%DB%8C_%D8%AF%D8%B1%D8%AE%D9%88%D8%A7%D8%B3%D8%AA_%D8%B1%D8%A7_%D8%A8%D9%87_%D8%B9%D9%86%D9%88%D8%A7%D9%86_%DB%8C%DA%A9_%D9%85%DB%8C%D8%A7%D9%86_%D8%A7%D9%81%D8%B2%D8%A7%D8%B1_%D9%BE%DB%8C%D8%A7%D8%AF%D9%87_%D8%B3%D8%A7%D8%B2%DB%8C_%DA%A9%D9%86%DB%8C%D8%AF\"><\/span>\n<p>  \u0631\u062f\u06cc\u0627\u0628\u06cc \u062f\u0631\u062e\u0648\u0627\u0633\u062a \u0631\u0627 \u0628\u0647 \u0639\u0646\u0648\u0627\u0646 \u06cc\u06a9 \u0645\u06cc\u0627\u0646 \u0627\u0641\u0632\u0627\u0631 \u067e\u06cc\u0627\u062f\u0647 \u0633\u0627\u0632\u06cc \u06a9\u0646\u06cc\u062f<br \/>\n<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\u0641\u0631\u0636 \u06a9\u0646\u06cc\u062f \u0628\u0631\u0646\u0627\u0645\u0647\u200c\u0627\u06cc \u062f\u0627\u0631\u06cc\u0645 \u06a9\u0647 \u0628\u0647 \u06a9\u0627\u0631\u0628\u0631\u0627\u0646 \u0627\u0645\u06a9\u0627\u0646 \u0645\u06cc\u200c\u062f\u0647\u062f \u067e\u0633\u062a\u200c\u0647\u0627\u06cc \u0648\u0628\u0644\u0627\u06af\u06cc \u0628\u0631\u0627\u06cc \u0628\u0631\u0631\u0633\u06cc \u0641\u06cc\u0644\u0645\u200c\u0647\u0627 \u0627\u06cc\u062c\u0627\u062f \u06a9\u0646\u0646\u062f.  \u0627\u06cc\u0646 \u0628\u0631\u0646\u0627\u0645\u0647 API \u0647\u0627\u06cc\u06cc \u0631\u0627 \u0628\u0631\u0627\u06cc \u06a9\u0627\u0631\u0628\u0631\u0627\u0646 \u0641\u0631\u0627\u0647\u0645 \u0645\u06cc \u06a9\u0646\u062f \u062a\u0627 \u0628\u062a\u0648\u0627\u0646\u0646\u062f \u06cc\u06a9 \u062d\u0633\u0627\u0628 \u06a9\u0627\u0631\u0628\u0631\u06cc \u0627\u06cc\u062c\u0627\u062f \u06a9\u0646\u0646\u062f\u060c \u0648\u0627\u0631\u062f \u0634\u0648\u0646\u062f \u0648 \u067e\u0633\u062a \u0647\u0627\u06cc \u0648\u0628\u0644\u0627\u06af \u062c\u062f\u06cc\u062f \u0627\u06cc\u062c\u0627\u062f \u06a9\u0646\u0646\u062f.<br \/>\u0645\u0627 \u0627\u0632 OpenTelemetry \u0628\u0631\u0627\u06cc \u0627\u0639\u0645\u0627\u0644 \u0631\u062f\u06cc\u0627\u0628\u06cc \u062f\u0631\u062e\u0648\u0627\u0633\u062a \u0628\u0631\u0627\u06cc \u0628\u0631\u0646\u0627\u0645\u0647 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u062e\u0648\u0627\u0647\u06cc\u0645 \u06a9\u0631\u062f.  \u0633\u067e\u0633 \u0622\u062b\u0627\u0631 \u0628\u0647 Jaeger \u0627\u0631\u0633\u0627\u0644 \u062e\u0648\u0627\u0647\u062f \u0634\u062f.  \u0628\u0631\u0646\u0627\u0645\u0647 \u0645\u0627 \u0627\u0632 MongoDB \u0628\u0647 \u0639\u0646\u0648\u0627\u0646 \u067e\u0627\u06cc\u06af\u0627\u0647 \u062f\u0627\u062f\u0647 \u0648 Express \u0628\u0647 \u0639\u0646\u0648\u0627\u0646 \u0648\u0628 \u0633\u0631\u0648\u0631 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0645\u06cc \u06a9\u0646\u062f.  \u0645\u0627 \u0628\u0627\u06cc\u062f \u0648\u0627\u0628\u0633\u062a\u06af\u06cc \u0647\u0627\u06cc \u0632\u06cc\u0631 \u0631\u0627 \u0646\u0635\u0628 \u06a9\u0646\u06cc\u0645 \u062a\u0627 OpenTelemetry \u0628\u0647 \u062f\u0631\u062e\u0648\u0627\u0633\u062a API \u0631\u062f\u06cc\u0627\u0628\u06cc \u06a9\u0646\u062f.<\/p>\n<div class=\"highlight js-code-highlight\">\n<pre class=\"highlight console\"><code><span class=\"go\">npm install --save @opentelemetry\/api\nnpm install --save @opentelemetry\/sdk-trace-node\nnpm install --save opentelemetry-instrumentation-express\nnpm install --save @opentelemetry\/instrumentation-mongodb\nnpm install --save @opentelemetry\/instrumentation-http\n<\/span><\/code><\/pre>\n<div class=\"highlight__panel js-actions-panel\">\n<div class=\"highlight__panel-action js-fullscreen-code-action\">\n    <svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"20px\" height=\"20px\" viewbox=\"0 0 24 24\" class=\"highlight-action crayons-icon highlight-action--fullscreen-on\"><title>\u0648\u0627\u0631\u062f \u062d\u0627\u0644\u062a \u062a\u0645\u0627\u0645 \u0635\u0641\u062d\u0647 \u0634\u0648\u06cc\u062f<\/title>\n    <path d=\"M16 3h6v6h-2V5h-4V3zM2 3h6v2H4v4H2V3zm18 16v-4h2v6h-6v-2h4zM4 19h4v2H2v-6h2v4z\"\/>\n<\/svg><\/p>\n<p>    <svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"20px\" height=\"20px\" viewbox=\"0 0 24 24\" class=\"highlight-action crayons-icon highlight-action--fullscreen-off\"><title>\u0627\u0632 \u062d\u0627\u0644\u062a \u062a\u0645\u0627\u0645 \u0635\u0641\u062d\u0647 \u062e\u0627\u0631\u062c \u0634\u0648\u06cc\u062f<\/title>\n    <path d=\"M18 7h4v2h-6V3h2v4zM8 9H2V7h4V3h2v6zm10 8v4h-2v-6h6v2h-4zM8 15v6H6v-4H2v-2h6z\"\/>\n<\/svg><\/p>\n<\/div>\n<\/div>\n<\/div>\n<p>\u0647\u0645\u0686\u0646\u06cc\u0646 \u0628\u0627\u06cc\u062f \u0648\u0627\u0628\u0633\u062a\u06af\u06cc Jaeger \u0631\u0627 \u0628\u0631\u0627\u06cc \u0627\u0631\u0633\u0627\u0644 \u0631\u062f\u06cc\u0627\u0628\u06cc OpenTelemetry \u0628\u0647 Jaeger \u0646\u0635\u0628 \u06a9\u0646\u06cc\u0645 \u062a\u0627 \u0628\u062a\u0648\u0627\u0646\u06cc\u0645 \u0631\u062f\u06cc\u0627\u0628\u06cc \u0647\u0627 \u0631\u0627 \u0628\u0639\u062f\u0627\u064b \u0627\u0632 \u0637\u0631\u06cc\u0642 \u0635\u0641\u062d\u0647 \u0631\u0627\u0628\u0637 \u06a9\u0627\u0631\u0628\u0631\u06cc \u06af\u0631\u0627\u0641\u06cc\u06a9\u06cc Jaeger \u0645\u0634\u0627\u0647\u062f\u0647 \u06a9\u0646\u06cc\u0645.<\/p>\n<div class=\"highlight js-code-highlight\">\n<pre class=\"highlight console\"><code><span class=\"go\">npm install --save @opentelemetry\/exporter-jaeger\n<\/span><\/code><\/pre>\n<div class=\"highlight__panel js-actions-panel\">\n<div class=\"highlight__panel-action js-fullscreen-code-action\">\n    <svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"20px\" height=\"20px\" viewbox=\"0 0 24 24\" class=\"highlight-action crayons-icon highlight-action--fullscreen-on\"><title>\u0648\u0627\u0631\u062f \u062d\u0627\u0644\u062a \u062a\u0645\u0627\u0645 \u0635\u0641\u062d\u0647 \u0634\u0648\u06cc\u062f<\/title>\n    <path d=\"M16 3h6v6h-2V5h-4V3zM2 3h6v2H4v4H2V3zm18 16v-4h2v6h-6v-2h4zM4 19h4v2H2v-6h2v4z\"\/>\n<\/svg><\/p>\n<p>    <svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"20px\" height=\"20px\" viewbox=\"0 0 24 24\" class=\"highlight-action crayons-icon highlight-action--fullscreen-off\"><title>\u0627\u0632 \u062d\u0627\u0644\u062a \u062a\u0645\u0627\u0645 \u0635\u0641\u062d\u0647 \u062e\u0627\u0631\u062c \u0634\u0648\u06cc\u062f<\/title>\n    <path d=\"M18 7h4v2h-6V3h2v4zM8 9H2V7h4V3h2v6zm10 8v4h-2v-6h6v2h-4zM8 15v6H6v-4H2v-2h6z\"\/>\n<\/svg><\/p>\n<\/div>\n<\/div>\n<\/div>\n<p>\u0628\u0631\u0627\u06cc \u067e\u06cc\u0627\u062f\u0647 \u0633\u0627\u0632\u06cc \u062f\u0631\u062e\u0648\u0627\u0633\u062a \u0631\u062f\u06cc\u0627\u0628\u06cc \u0628\u0647 \u0639\u0646\u0648\u0627\u0646 \u06cc\u06a9 \u0645\u06cc\u0627\u0646 \u0627\u0641\u0632\u0627\u0631\u060c \u0627\u062c\u0627\u0632\u0647 \u062f\u0647\u06cc\u062f \u06cc\u06a9 \u0641\u0627\u06cc\u0644 \u062c\u062f\u06cc\u062f \u062f\u0631 \u062f\u0627\u06cc\u0631\u06a9\u062a\u0648\u0631\u06cc \u0631\u06cc\u0634\u0647 \u067e\u0631\u0648\u0698\u0647 \u0628\u0647 \u0646\u0627\u0645 tracing.js \u0627\u06cc\u062c\u0627\u062f \u06a9\u0646\u06cc\u0645.  \u06a9\u062f \u0632\u06cc\u0631 \u0631\u0627 \u062f\u0631 \u0641\u0627\u06cc\u0644 \u06a9\u067e\u06cc \u06a9\u0646\u06cc\u062f:<\/p>\n<div class=\"highlight js-code-highlight\">\n<pre class=\"highlight javascript\"><code><span class=\"kd\">const<\/span> <span class=\"p\">{<\/span> <span class=\"nx\">Resource<\/span> <span class=\"p\">}<\/span> <span class=\"o\">=<\/span> <span class=\"nx\">require<\/span><span class=\"p\">(<\/span><span class=\"dl\">\"<\/span><span class=\"s2\">@opentelemetry\/resources<\/span><span class=\"dl\">\"<\/span><span class=\"p\">);<\/span>\n<span class=\"kd\">const<\/span> <span class=\"p\">{<\/span> <span class=\"nx\">SemanticResourceAttributes<\/span> <span class=\"p\">}<\/span> <span class=\"o\">=<\/span> <span class=\"nx\">require<\/span><span class=\"p\">(<\/span><span class=\"dl\">\"<\/span><span class=\"s2\">@opentelemetry\/semantic-conventions<\/span><span class=\"dl\">\"<\/span><span class=\"p\">);<\/span>\n<span class=\"kd\">const<\/span> <span class=\"p\">{<\/span> <span class=\"nx\">SimpleSpanProcessor<\/span> <span class=\"p\">}<\/span> <span class=\"o\">=<\/span> <span class=\"nx\">require<\/span><span class=\"p\">(<\/span><span class=\"dl\">\"<\/span><span class=\"s2\">@opentelemetry\/sdk-trace-base<\/span><span class=\"dl\">\"<\/span><span class=\"p\">);<\/span>\n<span class=\"kd\">const<\/span> <span class=\"p\">{<\/span> <span class=\"nx\">NodeTracerProvider<\/span> <span class=\"p\">}<\/span> <span class=\"o\">=<\/span> <span class=\"nx\">require<\/span><span class=\"p\">(<\/span><span class=\"dl\">\"<\/span><span class=\"s2\">@opentelemetry\/sdk-trace-node<\/span><span class=\"dl\">\"<\/span><span class=\"p\">);<\/span>\n<span class=\"kd\">const<\/span> <span class=\"p\">{<\/span> <span class=\"nx\">trace<\/span> <span class=\"p\">}<\/span> <span class=\"o\">=<\/span> <span class=\"nx\">require<\/span><span class=\"p\">(<\/span><span class=\"dl\">\"<\/span><span class=\"s2\">@opentelemetry\/api<\/span><span class=\"dl\">\"<\/span><span class=\"p\">);<\/span>\n<span class=\"c1\">\/\/exporter<\/span>\n<span class=\"kd\">const<\/span> <span class=\"p\">{<\/span> <span class=\"nx\">JaegerExporter<\/span> <span class=\"p\">}<\/span> <span class=\"o\">=<\/span> <span class=\"nx\">require<\/span><span class=\"p\">(<\/span><span class=\"dl\">\"<\/span><span class=\"s2\">@opentelemetry\/exporter-jaeger<\/span><span class=\"dl\">\"<\/span><span class=\"p\">);<\/span>\n<span class=\"c1\">\/\/instrumentations<\/span>\n<span class=\"kd\">const<\/span> <span class=\"p\">{<\/span> <span class=\"nx\">ExpressInstrumentation<\/span> <span class=\"p\">}<\/span> <span class=\"o\">=<\/span> <span class=\"nx\">require<\/span><span class=\"p\">(<\/span><span class=\"dl\">\"<\/span><span class=\"s2\">opentelemetry-instrumentation-express<\/span><span class=\"dl\">\"<\/span><span class=\"p\">);<\/span>\n<span class=\"kd\">const<\/span> <span class=\"p\">{<\/span> <span class=\"nx\">MongoDBInstrumentation<\/span> <span class=\"p\">}<\/span> <span class=\"o\">=<\/span> <span class=\"nx\">require<\/span><span class=\"p\">(<\/span><span class=\"dl\">\"<\/span><span class=\"s2\">@opentelemetry\/instrumentation-mongodb<\/span><span class=\"dl\">\"<\/span><span class=\"p\">);<\/span>\n<span class=\"kd\">const<\/span> <span class=\"p\">{<\/span> <span class=\"nx\">HttpInstrumentation<\/span> <span class=\"p\">}<\/span> <span class=\"o\">=<\/span> <span class=\"nx\">require<\/span><span class=\"p\">(<\/span><span class=\"dl\">\"<\/span><span class=\"s2\">@opentelemetry\/instrumentation-http<\/span><span class=\"dl\">\"<\/span><span class=\"p\">);<\/span>\n<span class=\"kd\">const<\/span> <span class=\"p\">{<\/span> <span class=\"nx\">registerInstrumentations<\/span> <span class=\"p\">}<\/span> <span class=\"o\">=<\/span> <span class=\"nx\">require<\/span><span class=\"p\">(<\/span><span class=\"dl\">\"<\/span><span class=\"s2\">@opentelemetry\/instrumentation<\/span><span class=\"dl\">\"<\/span><span class=\"p\">);<\/span>\n\n<span class=\"c1\">\/\/Exporter<\/span>\n<span class=\"nx\">module<\/span><span class=\"p\">.<\/span><span class=\"nx\">exports<\/span> <span class=\"o\">=<\/span> <span class=\"p\">(<\/span><span class=\"nx\">serviceName<\/span><span class=\"p\">)<\/span> <span class=\"o\">=&gt;<\/span> <span class=\"p\">{<\/span>\n  <span class=\"kd\">const<\/span> <span class=\"nx\">exporter<\/span> <span class=\"o\">=<\/span> <span class=\"k\">new<\/span> <span class=\"nx\">JaegerExporter<\/span><span class=\"p\">({<\/span>\n    <span class=\"na\">endpoint<\/span><span class=\"p\">:<\/span> <span class=\"dl\">\"<\/span><span class=\"s2\">http:\/\/localhost:14268\/api\/traces<\/span><span class=\"dl\">\"<\/span><span class=\"p\">,<\/span>\n  <span class=\"p\">});<\/span>\n\n  <span class=\"kd\">const<\/span> <span class=\"nx\">provider<\/span> <span class=\"o\">=<\/span> <span class=\"k\">new<\/span> <span class=\"nx\">NodeTracerProvider<\/span><span class=\"p\">({<\/span>\n    <span class=\"na\">resource<\/span><span class=\"p\">:<\/span> <span class=\"k\">new<\/span> <span class=\"nx\">Resource<\/span><span class=\"p\">({<\/span>\n      <span class=\"p\">[<\/span><span class=\"nx\">SemanticResourceAttributes<\/span><span class=\"p\">.<\/span><span class=\"nx\">SERVICE_NAME<\/span><span class=\"p\">]:<\/span> <span class=\"nx\">serviceName<\/span><span class=\"p\">,<\/span>\n    <span class=\"p\">}),<\/span>\n  <span class=\"p\">});<\/span>\n\n  <span class=\"nx\">provider<\/span><span class=\"p\">.<\/span><span class=\"nx\">addSpanProcessor<\/span><span class=\"p\">(<\/span><span class=\"k\">new<\/span> <span class=\"nx\">SimpleSpanProcessor<\/span><span class=\"p\">(<\/span><span class=\"nx\">exporter<\/span><span class=\"p\">));<\/span>\n  <span class=\"nx\">provider<\/span><span class=\"p\">.<\/span><span class=\"nx\">register<\/span><span class=\"p\">();<\/span>\n  <span class=\"nx\">registerInstrumentations<\/span><span class=\"p\">({<\/span>\n    <span class=\"na\">instrumentations<\/span><span class=\"p\">:<\/span> <span class=\"p\">[<\/span>\n      <span class=\"k\">new<\/span> <span class=\"nx\">HttpInstrumentation<\/span><span class=\"p\">(),<\/span>\n      <span class=\"k\">new<\/span> <span class=\"nx\">ExpressInstrumentation<\/span><span class=\"p\">(),<\/span>\n      <span class=\"k\">new<\/span> <span class=\"nx\">MongoDBInstrumentation<\/span><span class=\"p\">(),<\/span>\n    <span class=\"p\">],<\/span>\n    <span class=\"na\">tracerProvider<\/span><span class=\"p\">:<\/span> <span class=\"nx\">provider<\/span><span class=\"p\">,<\/span>\n  <span class=\"p\">});<\/span>\n\n  <span class=\"k\">return<\/span> <span class=\"nx\">trace<\/span><span class=\"p\">.<\/span><span class=\"nx\">getTracer<\/span><span class=\"p\">(<\/span><span class=\"nx\">serviceName<\/span><span class=\"p\">);<\/span>\n<span class=\"p\">};<\/span>\n<\/code><\/pre>\n<div class=\"highlight__panel js-actions-panel\">\n<div class=\"highlight__panel-action js-fullscreen-code-action\">\n    <svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"20px\" height=\"20px\" viewbox=\"0 0 24 24\" class=\"highlight-action crayons-icon highlight-action--fullscreen-on\"><title>\u0648\u0627\u0631\u062f \u062d\u0627\u0644\u062a \u062a\u0645\u0627\u0645 \u0635\u0641\u062d\u0647 \u0634\u0648\u06cc\u062f<\/title>\n    <path d=\"M16 3h6v6h-2V5h-4V3zM2 3h6v2H4v4H2V3zm18 16v-4h2v6h-6v-2h4zM4 19h4v2H2v-6h2v4z\"\/>\n<\/svg><\/p>\n<p>    <svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"20px\" height=\"20px\" viewbox=\"0 0 24 24\" class=\"highlight-action crayons-icon highlight-action--fullscreen-off\"><title>\u0627\u0632 \u062d\u0627\u0644\u062a \u062a\u0645\u0627\u0645 \u0635\u0641\u062d\u0647 \u062e\u0627\u0631\u062c \u0634\u0648\u06cc\u062f<\/title>\n    <path d=\"M18 7h4v2h-6V3h2v4zM8 9H2V7h4V3h2v6zm10 8v4h-2v-6h6v2h-4zM8 15v6H6v-4H2v-2h6z\"\/>\n<\/svg><\/p>\n<\/div>\n<\/div>\n<\/div>\n<p>\u062f\u0631 \u06a9\u062f\u060c \u0627\u0628\u0632\u0627\u0631 \u062f\u0642\u06cc\u0642 \u0628\u0631\u0646\u0627\u0645\u0647 \u0631\u0627 \u062b\u0628\u062a \u0645\u06cc\u200c\u06a9\u0646\u06cc\u0645 \u062a\u0627 \u0631\u062f\u06cc\u0627\u0628\u06cc\u200c\u0647\u0627\u06cc\u06cc \u0631\u0627 \u0628\u0647 \u062f\u0631\u062e\u0648\u0627\u0633\u062a\u200c\u0647\u0627\u06cc MongoDB\u060c \u062f\u0631\u062e\u0648\u0627\u0633\u062a\u200c\u0647\u0627\u06cc \u0633\u0631\u0648\u0631 Express \u0648 \u062f\u0631\u062e\u0648\u0627\u0633\u062a\u200c\u0647\u0627\u06cc HTTP \u0627\u0644\u0635\u0627\u0642 \u06a9\u0646\u06cc\u0645:<\/p>\n<div class=\"highlight js-code-highlight\">\n<pre class=\"highlight javascript\"><code>  <span class=\"nx\">instrumentations<\/span><span class=\"p\">:<\/span> <span class=\"p\">[<\/span>\n      <span class=\"k\">new<\/span> <span class=\"nx\">HttpInstrumentation<\/span><span class=\"p\">(),<\/span>\n      <span class=\"k\">new<\/span> <span class=\"nx\">ExpressInstrumentation<\/span><span class=\"p\">(),<\/span>\n      <span class=\"k\">new<\/span> <span class=\"nx\">MongoDBInstrumentation<\/span><span class=\"p\">(),<\/span>\n  <span class=\"p\">]<\/span>\n<\/code><\/pre>\n<div class=\"highlight__panel js-actions-panel\">\n<div class=\"highlight__panel-action js-fullscreen-code-action\">\n    <svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"20px\" height=\"20px\" viewbox=\"0 0 24 24\" class=\"highlight-action crayons-icon highlight-action--fullscreen-on\"><title>\u0648\u0627\u0631\u062f \u062d\u0627\u0644\u062a \u062a\u0645\u0627\u0645 \u0635\u0641\u062d\u0647 \u0634\u0648\u06cc\u062f<\/title>\n    <path d=\"M16 3h6v6h-2V5h-4V3zM2 3h6v2H4v4H2V3zm18 16v-4h2v6h-6v-2h4zM4 19h4v2H2v-6h2v4z\"\/>\n<\/svg><\/p>\n<p>    <svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"20px\" height=\"20px\" viewbox=\"0 0 24 24\" class=\"highlight-action crayons-icon highlight-action--fullscreen-off\"><title>\u0627\u0632 \u062d\u0627\u0644\u062a \u062a\u0645\u0627\u0645 \u0635\u0641\u062d\u0647 \u062e\u0627\u0631\u062c \u0634\u0648\u06cc\u062f<\/title>\n    <path d=\"M18 7h4v2h-6V3h2v4zM8 9H2V7h4V3h2v6zm10 8v4h-2v-6h6v2h-4zM8 15v6H6v-4H2v-2h6z\"\/>\n<\/svg><\/p>\n<\/div>\n<\/div>\n<\/div>\n<p>\u0631\u062f\u06cc\u0627\u0628\u06cc \u0647\u0627 \u0628\u0647 \u0646\u0642\u0637\u0647 \u067e\u0627\u06cc\u0627\u0646\u06cc Jaeger \u0627\u0631\u0633\u0627\u0644 \u0645\u06cc \u0634\u0648\u0646\u062f: <code>http:\/\/localhost:14268\/api\/traces<\/code>.<br \/>\u0647\u0645\u0686\u0646\u06cc\u0646 \u0628\u0627\u06cc\u062f \u06cc\u06a9 \u062e\u0637 \u06a9\u062f \u0631\u0627 \u0628\u0647 \u0641\u0627\u06cc\u0644 \u0648\u0631\u0648\u062f\u06cc \u0628\u0631\u0646\u0627\u0645\u0647 \u0627\u0636\u0627\u0641\u0647 \u06a9\u0646\u06cc\u0645 \u062a\u0627 \u0628\u062a\u0648\u0627\u0646\u06cc\u0645 OpenTelemetry \u0631\u0627 \u0628\u0631\u0627\u06cc \u0627\u0631\u0633\u0627\u0644 \u0622\u062b\u0627\u0631 \u0628\u0647 \u0628\u0631\u0646\u0627\u0645\u0647 \u0641\u0639\u0627\u0644 \u06a9\u0646\u06cc\u0645:<\/p>\n<div class=\"highlight js-code-highlight\">\n<pre class=\"highlight javascript\"><code><span class=\"kd\">const<\/span> <span class=\"nx\">tracer<\/span> <span class=\"o\">=<\/span> <span class=\"nx\">require<\/span><span class=\"p\">(<\/span><span class=\"dl\">\"<\/span><span class=\"s2\">.\/tracing<\/span><span class=\"dl\">\"<\/span><span class=\"p\">)(<\/span><span class=\"dl\">\"<\/span><span class=\"s2\">blog-movie-review-service<\/span><span class=\"dl\">\"<\/span><span class=\"p\">);<\/span>\n<\/code><\/pre>\n<div class=\"highlight__panel js-actions-panel\">\n<div class=\"highlight__panel-action js-fullscreen-code-action\">\n    <svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"20px\" height=\"20px\" viewbox=\"0 0 24 24\" class=\"highlight-action crayons-icon highlight-action--fullscreen-on\"><title>\u0648\u0627\u0631\u062f \u062d\u0627\u0644\u062a \u062a\u0645\u0627\u0645 \u0635\u0641\u062d\u0647 \u0634\u0648\u06cc\u062f<\/title>\n    <path d=\"M16 3h6v6h-2V5h-4V3zM2 3h6v2H4v4H2V3zm18 16v-4h2v6h-6v-2h4zM4 19h4v2H2v-6h2v4z\"\/>\n<\/svg><\/p>\n<p>    <svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"20px\" height=\"20px\" viewbox=\"0 0 24 24\" class=\"highlight-action crayons-icon highlight-action--fullscreen-off\"><title>\u0627\u0632 \u062d\u0627\u0644\u062a \u062a\u0645\u0627\u0645 \u0635\u0641\u062d\u0647 \u062e\u0627\u0631\u062c \u0634\u0648\u06cc\u062f<\/title>\n    <path d=\"M18 7h4v2h-6V3h2v4zM8 9H2V7h4V3h2v6zm10 8v4h-2v-6h6v2h-4zM8 15v6H6v-4H2v-2h6z\"\/>\n<\/svg><\/p>\n<\/div>\n<\/div>\n<\/div>\n<p>\u0642\u0628\u0644 \u0627\u0632 \u0627\u06cc\u0646\u06a9\u0647 \u0628\u0631\u0646\u0627\u0645\u0647 \u062e\u0648\u062f \u0631\u0627 \u0628\u0631\u0627\u06cc \u0628\u0631\u0631\u0633\u06cc \u0631\u062f\u06cc\u0627\u0628\u06cc \u0647\u0627\u06cc \u062f\u0631\u062e\u0648\u0627\u0633\u062a \u0634\u0631\u0648\u0639 \u06a9\u0646\u06cc\u0645\u060c \u0628\u0627\u06cc\u062f \u0633\u0631\u0648\u06cc\u0633 Jaeger \u0631\u0627 \u0628\u0631\u0627\u06cc \u0630\u062e\u06cc\u0631\u0647 \u0631\u062f\u06cc\u0627\u0628\u06cc \u0647\u0627 \u0628\u0627\u0632 \u06a9\u0646\u06cc\u0645.  \u062f\u0633\u062a\u0648\u0631 \u0632\u06cc\u0631 \u0631\u0627 \u0628\u0631\u0627\u06cc \u0631\u0627\u0647 \u0627\u0646\u062f\u0627\u0632\u06cc \u0633\u0631\u0648\u06cc\u0633 Jaeger \u0628\u0627 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0627\u0632 Docker \u0627\u062c\u0631\u0627 \u06a9\u0646\u06cc\u062f:<\/p>\n<div class=\"highlight js-code-highlight\">\n<pre class=\"highlight console\"><code><span class=\"go\">docker run -d --name jaeger \\\n  -e COLLECTOR_ZIPKIN_HOST_PORT=:9411 \\\n  -p 5775:5775\/udp \\\n  -p 6831:6831\/udp \\\n  -p 6832:6832\/udp \\\n  -p 5778:5778 \\\n  -p 16686:16686 \\\n  -p 14250:14250 \\\n  -p 14268:14268 \\\n  -p 14269:14269 \\\n  -p 9411:9411 \\\n  jaegertracing\/all-in-one:1.32\n<\/span><\/code><\/pre>\n<div class=\"highlight__panel js-actions-panel\">\n<div class=\"highlight__panel-action js-fullscreen-code-action\">\n    <svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"20px\" height=\"20px\" viewbox=\"0 0 24 24\" class=\"highlight-action crayons-icon highlight-action--fullscreen-on\"><title>\u0648\u0627\u0631\u062f \u062d\u0627\u0644\u062a \u062a\u0645\u0627\u0645 \u0635\u0641\u062d\u0647 \u0634\u0648\u06cc\u062f<\/title>\n    <path d=\"M16 3h6v6h-2V5h-4V3zM2 3h6v2H4v4H2V3zm18 16v-4h2v6h-6v-2h4zM4 19h4v2H2v-6h2v4z\"\/>\n<\/svg><\/p>\n<p>    <svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"20px\" height=\"20px\" viewbox=\"0 0 24 24\" class=\"highlight-action crayons-icon highlight-action--fullscreen-off\"><title>\u0627\u0632 \u062d\u0627\u0644\u062a \u062a\u0645\u0627\u0645 \u0635\u0641\u062d\u0647 \u062e\u0627\u0631\u062c \u0634\u0648\u06cc\u062f<\/title>\n    <path d=\"M18 7h4v2h-6V3h2v4zM8 9H2V7h4V3h2v6zm10 8v4h-2v-6h6v2h-4zM8 15v6H6v-4H2v-2h6z\"\/>\n<\/svg><\/p>\n<\/div>\n<\/div>\n<\/div>\n<p>\u0628\u06cc\u0627\u06cc\u06cc\u062f \u0628\u0631\u0646\u0627\u0645\u0647 \u0631\u0627 \u0628\u0627\u0644\u0627 \u0628\u06cc\u0627\u0648\u0631\u06cc\u0645 \u0648 \u0633\u067e\u0633 \u0628\u0647 \u0635\u0641\u062d\u0647 Jaeger GUI \u0628\u0631\u0648\u06cc\u0645 \u062a\u0627 \u0631\u062f\u0647\u0627\u06cc \u062b\u0628\u062a \u0634\u062f\u0647 \u0631\u0627 \u0628\u0628\u06cc\u0646\u06cc\u0645.<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/nabfollower.com\/blog\/wp-content\/uploads\/2023\/04\/\u062f\u0631\u062e\u0648\u0627\u0633\u062a-\u0631\u062f\u06cc\u0627\u0628\u06cc-\u062f\u0631-Nodejs-\u0627\u0646\u062c\u0645\u0646-DEV.png\" alt=\"\u0631\u062f\u06cc\u0627\u0628\u06cc \u0647\u0627\u06cc \u06af\u0631\u0641\u062a\u0647 \u0634\u062f\u0647 \u062f\u0631 \u0635\u0641\u062d\u0647 Jager GUI \u0646\u0634\u0627\u0646 \u062f\u0627\u062f\u0647 \u0634\u062f\u0647 \u0627\u0633\u062a\" loading=\"lazy\" width=\"800\" height=\"684\" title=\"\"><\/p>\n<p><em>\u0634\u06a9\u0644 1: \u0631\u062f\u06cc\u0627\u0628\u06cc \u0647\u0627\u06cc \u06af\u0631\u0641\u062a\u0647 \u0634\u062f\u0647 \u062f\u0631 \u0635\u0641\u062d\u0647 Jager GUI \u0646\u0634\u0627\u0646 \u062f\u0627\u062f\u0647 \u0634\u062f\u0647 \u0627\u0633\u062a<\/em><\/p>\n<p>\u0645\u06cc \u0628\u06cc\u0646\u06cc\u0645 \u06a9\u0647 \u0631\u062f\u06cc\u0627\u0628\u06cc \u0647\u0627 \u062a\u0648\u0633\u0637 OpenTelemetry \u06af\u0631\u0641\u062a\u0647 \u0634\u062f\u0647 \u0627\u0646\u062f \u0648 \u062f\u0631 Jaeger \u0630\u062e\u06cc\u0631\u0647 \u0645\u06cc \u0634\u0648\u0646\u062f.  \u0628\u0631\u0627\u06cc \u0628\u0631\u0631\u0633\u06cc \u0631\u062f\u06cc\u0627\u0628\u06cc \u0645\u0631\u0628\u0648\u0637 \u0628\u0647 \u062f\u0631\u062e\u0648\u0627\u0633\u062a API \u0628\u0631\u0627\u06cc \u0627\u06cc\u062c\u0627\u062f \u06cc\u06a9 \u067e\u0633\u062a \u0648\u0628\u0644\u0627\u06af \u062c\u062f\u06cc\u062f\u060c \u0631\u0648\u06cc \u0627\u0648\u0644\u06cc\u0646 \u0631\u062f\u06cc\u0627\u0628\u06cc (\u0634\u06a9\u0644 1) \u06a9\u0644\u06cc\u06a9 \u06a9\u0646\u06cc\u062f \u062a\u0627 \u062c\u0632\u0626\u06cc\u0627\u062a \u0638\u0627\u0647\u0631 \u0634\u0648\u0646\u062f (\u0634\u06a9\u0644 2).<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/nabfollower.com\/blog\/wp-content\/uploads\/2023\/04\/1681409278_107_\u062f\u0631\u062e\u0648\u0627\u0633\u062a-\u0631\u062f\u06cc\u0627\u0628\u06cc-\u062f\u0631-Nodejs-\u0627\u0646\u062c\u0645\u0646-DEV.png\" alt=\"\u062c\u0632\u0626\u06cc\u0627\u062a \u062f\u0631 \u0645\u0648\u0631\u062f \u062f\u0631\u062e\u0648\u0627\u0633\u062a \u0645\u0648\u0641\u0642\u06cc\u062a \u0628\u0631\u0627\u06cc \u0627\u06cc\u062c\u0627\u062f \u06cc\u06a9 \u067e\u0633\u062a \u062c\u062f\u06cc\u062f\" loading=\"lazy\" width=\"516\" height=\"336\" title=\"\"><\/p>\n<p><em>\u0634\u06a9\u0644 2: \u062c\u0632\u0626\u06cc\u0627\u062a \u0645\u0631\u0628\u0648\u0637 \u0628\u0647 \u0631\u062f\u06cc\u0627\u0628\u06cc \u062f\u0631\u062e\u0648\u0627\u0633\u062a \u0645\u0648\u0641\u0642\u06cc\u062a \u0628\u0631\u0627\u06cc \u0627\u06cc\u062c\u0627\u062f \u06cc\u06a9 \u067e\u0633\u062a \u062c\u062f\u06cc\u062f<\/em><\/p>\n<p>\u062f\u0631 \u0627\u06cc\u0646\u062c\u0627\u060c \u0645\u06cc\u200c\u062a\u0648\u0627\u0646\u06cc\u0645 \u0628\u0628\u06cc\u0646\u06cc\u0645 \u06a9\u0647 \u062f\u0631 \u062f\u0627\u062e\u0644 \u0631\u062f\u06cc\u0627\u0628\u06cc\u060c \u062f\u0647\u0627\u0646\u0647\u200c\u0647\u0627\u06cc\u06cc \u0628\u0631\u0627\u06cc \u062f\u0631\u062e\u0648\u0627\u0633\u062a HTTP (POST \/v1\/posts) \u0648 \u062f\u0631\u062e\u0648\u0627\u0633\u062a MongoDB (mongodb.insert) \u0648\u062c\u0648\u062f \u062f\u0627\u0631\u062f.<br \/>\u0628\u06cc\u0627\u06cc\u06cc\u062f \u0628\u0628\u06cc\u0646\u06cc\u0645 \u0632\u0645\u0627\u0646\u06cc \u06a9\u0647 \u06cc\u06a9 authorId \u0646\u0627\u0645\u0639\u062a\u0628\u0631 \u0628\u0631\u0627\u06cc \u067e\u0633\u062a \u0627\u0631\u0627\u0626\u0647 \u0645\u06cc \u06a9\u0646\u06cc\u0645\u060c \u06cc\u06a9 \u062f\u0631\u062e\u0648\u0627\u0633\u062a API \u0646\u0627\u0645\u0648\u0641\u0642 \u0686\u06af\u0648\u0646\u0647 \u0628\u0647 \u0646\u0638\u0631 \u0645\u06cc \u0631\u0633\u062f:<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/nabfollower.com\/blog\/wp-content\/uploads\/2023\/04\/1681409278_445_\u062f\u0631\u062e\u0648\u0627\u0633\u062a-\u0631\u062f\u06cc\u0627\u0628\u06cc-\u062f\u0631-Nodejs-\u0627\u0646\u062c\u0645\u0646-DEV.png\" alt=\"\u062c\u0632\u0626\u06cc\u0627\u062a \u0645\u0631\u0628\u0648\u0637 \u0628\u0647 \u0631\u062f\u06cc\u0627\u0628\u06cc \u062f\u0631\u062e\u0648\u0627\u0633\u062a \u0646\u0627\u0645\u0648\u0641\u0642 \u0628\u0631\u0627\u06cc \u0627\u06cc\u062c\u0627\u062f \u06cc\u06a9 \u067e\u0633\u062a \u062c\u062f\u06cc\u062f\" loading=\"lazy\" width=\"511\" height=\"257\" title=\"\"><\/p>\n<p><em>\u0634\u06a9\u0644 3: \u062c\u0632\u0626\u06cc\u0627\u062a \u0645\u0631\u0628\u0648\u0637 \u0628\u0647 \u0631\u062f\u06cc\u0627\u0628\u06cc \u062f\u0631\u062e\u0648\u0627\u0633\u062a \u0646\u0627\u0645\u0648\u0641\u0642 \u0628\u0631\u0627\u06cc \u0627\u06cc\u062c\u0627\u062f \u06cc\u06a9 \u067e\u0633\u062a \u062c\u062f\u06cc\u062f<\/em><\/p>\n<p>\u062f\u0631 \u0627\u06cc\u0646\u062c\u0627\u060c \u0645\u06cc\u200c\u0628\u06cc\u0646\u06cc\u0645 \u06a9\u0647 \u062f\u0631\u062e\u0648\u0627\u0633\u062a API \u0646\u062a\u0648\u0627\u0646\u0633\u062a \u062f\u0631\u062e\u0648\u0627\u0633\u062a HTTP \u0627\u06cc\u062c\u0627\u062f \u06a9\u0646\u062f \u0632\u06cc\u0631\u0627 \u0628\u0631\u0646\u0627\u0645\u0647 \u062f\u0631 \u062d\u0627\u0644 \u062a\u0623\u06cc\u06cc\u062f \u0627\u0639\u062a\u0628\u0627\u0631 authorId \u0627\u0633\u062a \u0648 \u0647\u06cc\u0686 \u062f\u0631\u062e\u0648\u0627\u0633\u062a\u06cc \u0628\u0631\u0627\u06cc \u062f\u0631\u062c \u067e\u0633\u062a \u0648\u0628\u0644\u0627\u06af \u0628\u0647 MongoDB \u0627\u0631\u0633\u0627\u0644 \u0646\u0634\u062f\u0647 \u0627\u0633\u062a.<br \/>\u0628\u0627 \u0627\u0639\u0645\u0627\u0644 \u0631\u062f\u06cc\u0627\u0628\u06cc \u062f\u0631\u062e\u0648\u0627\u0633\u062a \u062f\u0631 \u0628\u0631\u0646\u0627\u0645\u0647 \u0645\u0627\u060c \u0645\u06cc\u200c\u062a\u0648\u0627\u0646\u06cc\u0645 \u0628\u0647 \u0631\u0627\u062d\u062a\u06cc \u0628\u0631\u0646\u0627\u0645\u0647 \u0631\u0627 \u0627\u0634\u06a9\u0627\u0644 \u0632\u062f\u0627\u06cc\u06cc \u06a9\u0646\u06cc\u0645 \u0648 \u06a9\u0634\u0641 \u06a9\u0646\u06cc\u0645 \u06a9\u0647 \u062f\u0631 \u06a9\u062f\u0627\u0645 \u0645\u0631\u062d\u0644\u0647 \u0627\u0632 \u062f\u0631\u062e\u0648\u0627\u0633\u062a API \u0645\u0634\u06a9\u0644 \u0627\u06cc\u062c\u0627\u062f \u0645\u06cc\u200c\u0634\u0648\u062f.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"%D8%A8%D9%87%D8%AA%D8%B1%DB%8C%D9%86_%D8%B1%D9%88%D8%B4_%D9%87%D8%A7_%D8%A8%D8%B1%D8%A7%DB%8C_%D8%B1%D8%AF%DB%8C%D8%A7%D8%A8%DB%8C_%D8%AF%D8%B1%D8%AE%D9%88%D8%A7%D8%B3%D8%AA\"><\/span>\n<p>  \u0628\u0647\u062a\u0631\u06cc\u0646 \u0631\u0648\u0634 \u0647\u0627 \u0628\u0631\u0627\u06cc \u0631\u062f\u06cc\u0627\u0628\u06cc \u062f\u0631\u062e\u0648\u0627\u0633\u062a<br \/>\n<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>\u0647\u0645\u0627\u0646\u0637\u0648\u0631 \u06a9\u0647 \u062f\u06cc\u062f\u06cc\u0645\u060c \u0627\u0639\u0645\u0627\u0644 \u0631\u062f\u06cc\u0627\u0628\u06cc \u062f\u0631\u062e\u0648\u0627\u0633\u062a \u0628\u0631\u0627\u06cc \u06cc\u06a9 \u0628\u0631\u0646\u0627\u0645\u0647 Node.js \u0645\u0627 \u0631\u0627 \u0642\u0627\u062f\u0631 \u0645\u06cc \u0633\u0627\u0632\u062f \u062a\u0627 \u0645\u0633\u0627\u0626\u0644 \u0646\u0631\u0645 \u0627\u0641\u0632\u0627\u0631\u06cc \u0631\u0627 \u0628\u0647 \u0633\u0631\u0639\u062a \u0648 \u0628\u0647 \u0637\u0648\u0631 \u0645\u0648\u062b\u0631 \u0628\u0631\u0631\u0633\u06cc \u06a9\u0646\u06cc\u0645.  \u0628\u0631\u0627\u06cc \u062f\u0633\u062a\u06cc\u0627\u0628\u06cc \u0628\u0647 \u0646\u062a\u0627\u06cc\u062c \u0628\u0647\u06cc\u0646\u0647 \u0631\u062f\u06cc\u0627\u0628\u06cc \u062f\u0631\u062e\u0648\u0627\u0633\u062a\u060c \u0628\u0627\u06cc\u062f \u0633\u0647 \u0631\u0648\u0634 \u0627\u0635\u0644\u06cc \u0631\u0627 \u0647\u0646\u06af\u0627\u0645 \u0627\u0639\u0645\u0627\u0644 \u0631\u062f\u06cc\u0627\u0628\u06cc \u062f\u0631\u062e\u0648\u0627\u0633\u062a \u0628\u0631\u0627\u06cc \u0628\u0631\u0646\u0627\u0645\u0647 \u062e\u0648\u062f \u062f\u0646\u0628\u0627\u0644 \u06a9\u0646\u06cc\u0645.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"1_%D9%81%D8%B1%D9%85%D8%AA_%D9%87%D8%A7%DB%8C_%D8%A7%D8%B3%D8%AA%D8%A7%D9%86%D8%AF%D8%A7%D8%B1%D8%AF_OpenTelemetry_%D8%B1%D8%A7_%D8%AF%D9%86%D8%A8%D8%A7%D9%84_%DA%A9%D9%86%DB%8C%D8%AF\"><\/span>\n<p>  1. \u0641\u0631\u0645\u062a \u0647\u0627\u06cc \u0627\u0633\u062a\u0627\u0646\u062f\u0627\u0631\u062f OpenTelemetry \u0631\u0627 \u062f\u0646\u0628\u0627\u0644 \u06a9\u0646\u06cc\u062f<br \/>\n<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\u067e\u06cc\u0631\u0648\u06cc \u0627\u0632 \u0641\u0631\u0645\u062a\u200c\u0647\u0627\u06cc \u0627\u0633\u062a\u0627\u0646\u062f\u0627\u0631\u062f OpenTelemetry \u0628\u0647 \u0627\u0628\u0632\u0627\u0631\u0647\u0627\u06cc \u062f\u06cc\u06af\u0631\u06cc \u06a9\u0647 \u0645\u06cc\u200c\u062a\u0648\u0627\u0646\u0646\u062f \u0628\u0627 OpenTelemetry \u0627\u062f\u063a\u0627\u0645 \u0634\u0648\u0646\u062f (\u0645\u0627\u0646\u0646\u062f Zipkin\u060c Jaeger \u06cc\u0627 Prometheus) \u0627\u062c\u0627\u0632\u0647 \u0645\u06cc\u200c\u062f\u0647\u062f \u062a\u0627 \u0622\u062b\u0627\u0631 \u0631\u0627 \u0628\u0647 \u0637\u0648\u0631 \u0645\u0648\u062b\u0631 \u0630\u062e\u06cc\u0631\u0647 \u0648 \u062a\u062c\u0633\u0645 \u06a9\u0646\u0646\u062f.  \u0645\u0627 \u0645\u06cc\u200c\u062a\u0648\u0627\u0646\u06cc\u0645 \u0627\u0628\u0632\u0627\u0631\u06cc \u0631\u0627 \u0627\u0646\u062a\u062e\u0627\u0628 \u06a9\u0646\u06cc\u0645 \u06a9\u0647 \u0628\u0627 \u0646\u06cc\u0627\u0632\u0647\u0627\u06cc \u062e\u0627\u0635 \u0645\u0627 \u0645\u0637\u0627\u0628\u0642\u062a \u062f\u0627\u0634\u062a\u0647 \u0628\u0627\u0634\u062f\u060c \u0645\u062b\u0644\u0627\u064b \u0628\u0631\u0627\u06cc \u062f\u0633\u062a\u06cc\u0627\u0628\u06cc \u0628\u0647 \u062a\u062c\u0633\u0645 \u0628\u0647\u062a\u0631 \u0628\u062f\u0648\u0646 \u0627\u0639\u0645\u0627\u0644 \u06cc\u06a9 \u0642\u0627\u0644\u0628 \u062c\u062f\u06cc\u062f \u0631\u062f\u06cc\u0627\u0628\u06cc.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"2_%D8%A8%D8%B1%D8%A7%DB%8C_%D9%87%D8%B1_%D9%85%D9%86%D8%A8%D8%B9_%DB%8C%DA%A9_%D8%B1%D8%B4%D8%AA%D9%87_%D9%85%D9%86%D8%AD%D8%B5%D8%B1_%D8%A8%D9%87_%D9%81%D8%B1%D8%AF_%D8%A7%D9%86%D8%AA%D8%AE%D8%A7%D8%A8_%DA%A9%D9%86%DB%8C%D8%AF\"><\/span>\n<p>  2. \u0628\u0631\u0627\u06cc \u0647\u0631 \u0645\u0646\u0628\u0639 \u06cc\u06a9 \u0631\u0634\u062a\u0647 \u0645\u0646\u062d\u0635\u0631 \u0628\u0647 \u0641\u0631\u062f \u0627\u0646\u062a\u062e\u0627\u0628 \u06a9\u0646\u06cc\u062f<br \/>\n<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\u0627\u0646\u062a\u062e\u0627\u0628 \u06cc\u06a9 \u0631\u0634\u062a\u0647 \u0645\u0646\u062d\u0635\u0631 \u0628\u0647 \u0641\u0631\u062f \u0628\u0631\u0627\u06cc \u0647\u0631 \u0645\u0646\u0628\u0639 \u0628\u0647 \u0645\u0627 \u0627\u0645\u06a9\u0627\u0646 \u0645\u06cc \u062f\u0647\u062f \u062a\u0627 \u0645\u0634\u06a9\u0644 \u0646\u0631\u0645 \u0627\u0641\u0632\u0627\u0631 \u0631\u0627 \u0628\u0647 \u0633\u0631\u0639\u062a \u0628\u0631 \u0627\u0633\u0627\u0633 \u0631\u0634\u062a\u0647 \u0645\u0646\u062d\u0635\u0631 \u0628\u0647 \u0641\u0631\u062f \u0631\u062f\u06cc\u0627\u0628\u06cc \u06a9\u0646\u06cc\u0645.  \u0641\u0631\u0636 \u06a9\u0646\u06cc\u062f \u0645\u06cc \u062e\u0648\u0627\u0647\u06cc\u0645 \u062f\u0631\u062e\u0648\u0627\u0633\u062a API \u0646\u0627\u0645\u0648\u0641\u0642 \u0631\u0627 \u0628\u0631\u0627\u06cc \u0627\u06cc\u062c\u0627\u062f \u06cc\u06a9 \u067e\u0633\u062a \u0648\u0628\u0644\u0627\u06af \u062c\u062f\u06cc\u062f \u062f\u0631 \u0628\u0631\u0646\u0627\u0645\u0647 \u0622\u0632\u0645\u0627\u06cc\u0634\u06cc \u0631\u062f\u06cc\u0627\u0628\u06cc \u06a9\u0646\u06cc\u0645.  \u0627\u0632 \u0644\u0627\u06af \u0628\u0631\u0646\u0627\u0645\u0647\u060c \u0634\u0646\u0627\u0633\u0647 \u0631\u062f\u06cc\u0627\u0628\u06cc \u06cc\u06a9\u062a\u0627\u06cc \u0645\u0648\u0631\u062f \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0628\u0631\u0627\u06cc \u062f\u0631\u062e\u0648\u0627\u0633\u062a API \u0631\u0627 \u0628\u0647 \u062f\u0633\u062a \u0622\u0648\u0631\u062f\u06cc\u0645.  \u0645\u0627 \u0645\u06cc\u200c\u062a\u0648\u0627\u0646\u06cc\u0645 \u0634\u0646\u0627\u0633\u0647 \u0631\u062f\u06cc\u0627\u0628\u06cc \u0645\u0646\u062d\u0635\u0631\u0628\u0647\u200c\u0641\u0631\u062f \u0631\u0627 \u0628\u06af\u06cc\u0631\u06cc\u0645 \u0648 Jaeger \u0631\u0627 \u062c\u0633\u062a\u062c\u0648 \u06a9\u0646\u06cc\u0645 \u062a\u0627 \u062a\u0635\u0648\u06cc\u0631 \u06a9\u0627\u0645\u0644\u06cc \u0627\u0632 \u0627\u0634\u062a\u0628\u0627\u0647 \u0631\u062e \u062f\u0627\u062f\u0647 \u0628\u0647 \u062f\u0633\u062a \u0622\u0648\u0631\u06cc\u0645.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"3_%D9%86%D8%A7%D9%85_Span_%D9%85%D9%86%D8%A7%D8%B3%D8%A8_%D8%B1%D8%A7_%D8%A7%D9%86%D8%AA%D8%AE%D8%A7%D8%A8_%DA%A9%D9%86%DB%8C%D8%AF\"><\/span>\n<p>  3. \u0646\u0627\u0645 Span \u0645\u0646\u0627\u0633\u0628 \u0631\u0627 \u0627\u0646\u062a\u062e\u0627\u0628 \u06a9\u0646\u06cc\u062f<br \/>\n<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\u0627\u0646\u062a\u062e\u0627\u0628 \u0646\u0627\u0645 span \u06a9\u0647 \u0628\u0627 \u0646\u0627\u0645 \u0645\u062a\u062f \u0641\u0631\u0627\u062e\u0648\u0627\u0646\u06cc \u0634\u062f\u0647 \u062a\u0648\u0633\u0637 span 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