微服務鏈路追蹤組件Skywalking實戰

{"type":"doc","content":[{"type":"heading","attrs":{"align":null,"level":1},"content":[{"type":"text","text":"1. skywalking是什麼","attrs":{}}]},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","text":"對於一個大型的幾十個、幾百個微服務構成的微服務架構系統，通常會遇到下面一些問題，比如：","attrs":{}}]},{"type":"numberedlist","attrs":{"start":null,"normalizeStart":1},"content":[{"type":"listitem","attrs":{"listStyle":null},"content":[{"type":"paragraph","attrs":{"indent":0,"number":1,"align":null,"origin":null},"content":[{"type":"text","text":"如何串聯整個調用鏈路，快速定位問題？","attrs":{}}]}]},{"type":"listitem","attrs":{"listStyle":null},"content":[{"type":"paragraph","attrs":{"indent":0,"number":2,"align":null,"origin":null},"content":[{"type":"text","text":"如何理清各個微服務之間的依賴關係？","attrs":{}}]}]},{"type":"listitem","attrs":{"listStyle":null},"content":[{"type":"paragraph","attrs":{"indent":0,"number":3,"align":null,"origin":null},"content":[{"type":"text","text":"如何進行各個微服務接口的性能分折？","attrs":{}}]}]},{"type":"listitem","attrs":{"listStyle":null},"content":[{"type":"paragraph","attrs":{"indent":0,"number":4,"align":null,"origin":null},"content":[{"type":"text","text":"如何跟蹤整個業務流程的調用處理順序？","attrs":{}}]}]}]},{"type":"paragraph","attrs":{"indent":0,"number":5,"align":null,"origin":null}},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","text":"skywalking是一個國產開源框架，2015年由吳晟開源 ， 2017年加入Apache孵化器。skywalking是分佈式系統的應用程序性能監視工具，專爲微服務、雲原生架構和基於容器（Docker、K8s、Mesos）架構而設計。SkyWalking 是觀察性分析平臺和應用性能管理系統，提供分佈式追蹤、服務網格遙測分析、度量聚合和可視化一體化解決方案。","attrs":{}}]},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","text":"官網：","attrs":{}},{"type":"link","attrs":{"href":"http://skywalking.apache.org/","title":null,"type":null},"content":[{"type":"text","marks":[{"type":"underline","attrs":{}}],"text":"http://skywalking.apache.org/","attrs":{}}]}]},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","text":"下載：","attrs":{}},{"type":"link","attrs":{"href":"http://skywalking.apache.org/downloads/","title":null,"type":null},"content":[{"type":"text","marks":[{"type":"underline","attrs":{}}],"text":"http://skywalking.apache.org/downloads/","attrs":{}}]}]},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null}},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","marks":[{"type":"strong","attrs":{}}],"text":"調用鏈選型","attrs":{}}]},{"type":"numberedlist","attrs":{"start":null,"normalizeStart":1},"content":[{"type":"listitem","attrs":{"listStyle":null},"content":[{"type":"paragraph","attrs":{"indent":0,"number":1,"align":null,"origin":null},"content":[{"type":"text","text":"Zipkin是Twitter開源的調用鏈分析工具，目前基於springcloud sleuth得到了廣泛的使用，特點是輕量，使用部署簡單。","attrs":{}}]}]},{"type":"listitem","attrs":{"listStyle":null},"content":[{"type":"paragraph","attrs":{"indent":0,"number":2,"align":null,"origin":null},"content":[{"type":"text","text":"Pinpoint是韓國人開源的基於字節碼注入的調用鏈分析，以及應用監控分析工具。特點是支持多種插件，UI功能強大，接入端無代碼侵入。","attrs":{}}]}]},{"type":"listitem","attrs":{"listStyle":null},"content":[{"type":"paragraph","attrs":{"indent":0,"number":3,"align":null,"origin":null},"content":[{"type":"text","text":"SkyWalking是本土開源的基於字節碼注入的調用鏈分析，以及應用監控分析工具。特點是支持多種插件，UI功能較強，接入端無代碼侵入。目前已加入Apache孵化器。","attrs":{}}]}]},{"type":"listitem","attrs":{"listStyle":null},"content":[{"type":"paragraph","attrs":{"indent":0,"number":4,"align":null,"origin":null},"content":[{"type":"text","text":"CAT是大衆點評開源的基於編碼和配置的調用鏈分析，應用監控分析，日誌採集，監控報警等一系列的監控平臺工具。","attrs":{}}]}]}]},{"type":"image","attrs":{"src":"https://static001.geekbang.org/infoq/af/af6f457421205df66551f9818bd1aee9.png","alt":null,"title":null,"style":[{"key":"width","value":"75%"},{"key":"bordertype","value":"none"}],"href":null,"fromPaste":true,"pastePass":true}},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","marks":[{"type":"strong","attrs":{}}],"text":"探針性能對比","attrs":{}}]},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","text":"模擬了三種併發用戶：500，750，1000。使用jmeter測試，每個線程發送30個請求，設置思考時間爲10ms。使用的採樣率爲1，即100%，這邊與生產可能有差別。pinpoint默認的採樣率爲20，即50%，通過設置agent的配置文件改爲100%。zipkin默認也是1。組合起來，一共有12種。下面看下彙總表：","attrs":{}}]},{"type":"image","attrs":{"src":"https://static001.geekbang.org/infoq/5f/5f35112cec220b92a4469d1b20ec3cef.png","alt":null,"title":null,"style":[{"key":"width","value":"75%"},{"key":"bordertype","value":"none"}],"href":null,"fromPaste":true,"pastePass":true}},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","text":"從上表可以看出，在三種鏈路監控組件中，","attrs":{}},{"type":"text","marks":[{"type":"strong","attrs":{}}],"text":"skywalking的探針對吞吐量的影響最小，zipkin的吞吐量居中。pinpoint的探針對吞吐量的影響較爲明顯","attrs":{}},{"type":"text","text":"，在500併發用戶時，測試服務的吞吐量從1385降低到774，影響很大。然後再看下CPU和memory的影響，在內部服務器進行的壓測，對CPU和memory的影響都差不多在10%之內。","attrs":{}}]},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null}},{"type":"heading","attrs":{"align":null,"level":2},"content":[{"type":"text","text":"1.1 Skywalking主要功能特性","attrs":{}}]},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","text":"1、多種監控手段，可以通過語言探針和service mesh獲得監控的數據；","attrs":{}}]},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","text":"2、支持多種語言自動探針，包括 Java，.NET Core 和 Node.JS；","attrs":{}}]},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","text":"3、輕量高效，無需大數據平臺和大量的服務器資源；","attrs":{}}]},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","text":"4、模塊化，UI、存儲、集羣管理都有多種機制可選；","attrs":{}}]},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","text":"5、支持告警；","attrs":{}}]},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","text":"6、優秀的可視化解決方案；","attrs":{}}]},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null}},{"type":"heading","attrs":{"align":null,"level":2},"content":[{"type":"text","text":"1.2 Skywalking整體架構","attrs":{}}]},{"type":"image","attrs":{"src":"https://static001.geekbang.org/infoq/dd/dd27023692ccf78f93ffe8f63c4a61b2.png","alt":null,"title":null,"style":[{"key":"width","value":"75%"},{"key":"bordertype","value":"none"}],"href":null,"fromPaste":true,"pastePass":true}},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null}},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","marks":[{"type":"strong","attrs":{}}],"text":"整個架構分成四部分：","attrs":{}}]},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","text":"1、上部分Agent ：負責從應用中，收集鏈路信息，發送給 SkyWalking OAP 服務器；","attrs":{}}]},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","text":"2、下部分 SkyWalking OAP ：負責接收Agent發送的Tracing數據信息，然後進行分析(Analysis Core)，存儲到外部存儲器(Storage)，最終提供查詢(Query)功能；","attrs":{}}]},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","text":"3、右部分Storage：Tracing數據存儲，目前支持ES、MySQL、Sharding Sphere、TiDB、H2多種存儲器，目前採用較多的是ES，主要考慮是SkyWalking開發團隊自己的生產環境採用ES爲主；","attrs":{}}]},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","text":"4、左部分SkyWalking UI：負責提供控制檯，查看鏈路等等；","attrs":{}}]},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","marks":[{"type":"strong","attrs":{}}],"text":"SkyWalking支持三種探針：","attrs":{}}]},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","text":"● Agent – 基於ByteBuddy字節碼增強技術實現，通過jvm的agent參數加載，並在程序啓動時攔截指定的方法來收集數據。","attrs":{}}]},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","text":"● SDK – 程序中顯式調用SkyWalking提供的SDK來收集數據，對應用有侵入。","attrs":{}}]},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","text":"● Service Mesh – 通過Service mesh的網絡代理來收集數據。","attrs":{}}]},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","marks":[{"type":"strong","attrs":{}}],"text":"後端（Backend）","attrs":{}}]},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","text":"接受探針發送過來的數據，進行度量分析，調用鏈分析和存儲。後端主要分爲兩部分：","attrs":{}}]},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","text":"● OAP（Observability Analysis Platform）- 進行度量分析和調用鏈分析的後端平臺，並支持將數據存儲到各種數據庫中，如：ElasticSearch，MySQL，InfluxDB等。","attrs":{}}]},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","text":"● OAL（Observability Analysis Language）- 用來進行度量分析的DSL，類似於SQL，用於查詢度量分析結果和警報。","attrs":{}}]},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","marks":[{"type":"strong","attrs":{}}],"text":"界面(UI)","attrs":{}}]},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","text":"● RocketBot UI – SkyWalking 7.0.0 的默認web UI","attrs":{}}]},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","text":"● CLI – 命令行界面","attrs":{}}]},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","text":"這三個模塊的交互流程：","attrs":{}}]},{"type":"image","attrs":{"src":"https://static001.geekbang.org/infoq/6c/6ce00717759acbddc5d937be6d112d09.png","alt":null,"title":null,"style":[{"key":"width","value":"75%"},{"key":"bordertype","value":"none"}],"href":null,"fromPaste":true,"pastePass":true}},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null}},{"type":"heading","attrs":{"align":null,"level":2},"content":[{"type":"text","text":"1.3 SkyWalking 環境搭建部署","attrs":{}}]},{"type":"image","attrs":{"src":"https://static001.geekbang.org/infoq/e6/e6beab8dd3d0e37ac53531b10d8f0248.png","alt":null,"title":null,"style":[{"key":"width","value":"75%"},{"key":"bordertype","value":"none"}],"href":null,"fromPaste":true,"pastePass":true}},{"type":"bulletedlist","content":[{"type":"listitem","attrs":{"listStyle":null},"content":[{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","text":"skywalking agent和業務系統綁定在一起，負責收集各種監控數據","attrs":{}}]}]},{"type":"listitem","attrs":{"listStyle":null},"content":[{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","text":"Skywalking oapservice是負責處理監控數據的，比如接受skywalking agent的監控數據，並存儲在數據庫中;接受skywalking webapp的前端請求，從數據庫查詢數據，並返回數據給前端。Skywalking oapservice通常以集羣的形式存在。","attrs":{}}]}]},{"type":"listitem","attrs":{"listStyle":null},"content":[{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","text":"skywalking webapp，前端界面，用於展示數據。","attrs":{}}]}]},{"type":"listitem","attrs":{"listStyle":null},"content":[{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","text":"用於存儲監控數據的數據庫，比如mysql、elasticsearch等。","attrs":{}}]}]}],"attrs":{}},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null}},{"type":"heading","attrs":{"align":null,"level":3},"content":[{"type":"text","text":"1.3.1 下載 SkyWalking","attrs":{}}]},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","text":"下載：","attrs":{}},{"type":"link","attrs":{"href":"http://skywalking.apache.org/downloads/","title":null,"type":null},"content":[{"type":"text","marks":[{"type":"underline","attrs":{}}],"text":"http://skywalking.apache.org/downloads/","attrs":{}}]}]},{"type":"image","attrs":{"src":"https://static001.geekbang.org/infoq/4d/4ddb4f2d3341a3f674f99ca3eeb022cb.png","alt":null,"title":null,"style":[{"key":"width","value":"75%"},{"key":"bordertype","value":"none"}],"href":null,"fromPaste":true,"pastePass":true}},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null}},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","marks":[{"type":"strong","attrs":{}}],"text":"目錄結構","attrs":{}}]},{"type":"image","attrs":{"src":"https://static001.geekbang.org/infoq/87/8775b7e4107f2b99f72ae031e5bd6107.png","alt":null,"title":null,"style":[{"key":"width","value":"75%"},{"key":"bordertype","value":"none"}],"href":null,"fromPaste":true,"pastePass":true}},{"type":"heading","attrs":{"align":null,"level":3},"content":[{"type":"text","text":"1.3.2 搭建SkyWalking OAP 服務","attrs":{}}]},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","text":"先使用默認的H2數據庫存儲,不用修改配置","attrs":{}}]},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","text":"config/application.yml","attrs":{}}]},{"type":"image","attrs":{"src":"https://static001.geekbang.org/infoq/f6/f6bded59bc7a73d63a1e0f6199670fee.png","alt":null,"title":null,"style":[{"key":"width","value":"75%"},{"key":"bordertype","value":"none"}],"href":null,"fromPaste":true,"pastePass":true}},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","text":"啓動腳本bin/startup.sh","attrs":{}}]},{"type":"image","attrs":{"src":"https://static001.geekbang.org/infoq/0c/0c2fefc28514340e57dbe7b80e0694fb.png","alt":null,"title":null,"style":[{"key":"width","value":"75%"},{"key":"bordertype","value":"none"}],"href":null,"fromPaste":true,"pastePass":true}},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","text":"日誌信息存儲在logs目錄","attrs":{}}]},{"type":"image","attrs":{"src":"https://static001.geekbang.org/infoq/0a/0a8e7cc84df31484384a2146af088e6c.png","alt":null,"title":null,"style":[{"key":"width","value":"75%"},{"key":"bordertype","value":"none"}],"href":null,"fromPaste":true,"pastePass":true}},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","text":"啓動成功後會啓動兩個服務，一個是skywalking-oap-server，一個是skywalking-web-ui","attrs":{}}]},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","text":"skywalking-oap-server服務啓動後會暴露11800 和 12800 兩個端口，分別爲收集監控數據的端口11800和接受前端請求的端口12800，修改端口可以修改config/applicaiton.yml","attrs":{}}]},{"type":"image","attrs":{"src":"https://static001.geekbang.org/infoq/2c/2cb177091cf5028a082bc6d1b4bc0d0a.png","alt":null,"title":null,"style":[{"key":"width","value":"75%"},{"key":"bordertype","value":"none"}],"href":null,"fromPaste":true,"pastePass":true}},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","text":"skywalking-web-ui服務會佔用 8080 端口， 修改端口可以修改webapp/webapp.yml","attrs":{}}]},{"type":"image","attrs":{"src":"https://static001.geekbang.org/infoq/c8/c87bd436526613f8711f0e2f4a5d9c7c.png","alt":null,"title":null,"style":[{"key":"width","value":"75%"},{"key":"bordertype","value":"none"}],"href":null,"fromPaste":true,"pastePass":true}},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","text":"server.port：SkyWalking UI服務端口，默認是8080；","attrs":{}}]},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","text":"collector.ribbon.listOfServers：SkyWalking OAP服務地址數組，SkyWalking UI界面的數據是通過請求SkyWalking OAP服務來獲得；","attrs":{}}]},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","text":"訪問：","attrs":{}},{"type":"link","attrs":{"href":"http://192.168.3.14:8080/","title":null,"type":null},"content":[{"type":"text","marks":[{"type":"underline","attrs":{}}],"text":"http://192.168.3.100:8080/","attrs":{}}]}]},{"type":"image","attrs":{"src":"https://static001.geekbang.org/infoq/9f/9f309d74fbbfe0437099a370026373bd.png","alt":null,"title":null,"style":[{"key":"width","value":"75%"},{"key":"bordertype","value":"none"}],"href":null,"fromPaste":true,"pastePass":true}},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","text":"頁面的右下角可以中英文切換，可以切換選擇要展示的時間區間的跟蹤數據。","attrs":{}}]},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null}},{"type":"heading","attrs":{"align":null,"level":2},"content":[{"type":"text","text":"1.4 SkyWalking中三個概念","attrs":{}}]},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","marks":[{"type":"strong","attrs":{}}],"text":"服務(Service) ：","attrs":{}},{"type":"text","text":"表示對請求提供相同行爲的一系列或一組工作負載，在使用Agent時，可以定義服務的名字；","attrs":{}}]},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","marks":[{"type":"strong","attrs":{}}],"text":"服務實例(Service Instance) ：","attrs":{}},{"type":"text","text":"上述的一組工作負載中的每一個工作負載稱爲一個實例， 一個服務實例實際就是操作系統上的一個真實進程；","attrs":{}}]},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","marks":[{"type":"strong","attrs":{}}],"text":"端點(Endpoint) ：","attrs":{}},{"type":"text","text":"對於特定服務所接收的請求路徑, 如HTTP的URI路徑和gRPC服務的類名 + 方法簽名；","attrs":{}}]},{"type":"image","attrs":{"src":"https://static001.geekbang.org/infoq/b5/b521877b82266fe8bf854e7d1e8f99fd.png","alt":null,"title":null,"style":[{"key":"width","value":"75%"},{"key":"bordertype","value":"none"}],"href":null,"fromPaste":true,"pastePass":true}},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null}},{"type":"heading","attrs":{"align":null,"level":1},"content":[{"type":"text","text":"2. SkyWalking快速開始","attrs":{}}]},{"type":"heading","attrs":{"align":null,"level":2},"content":[{"type":"text","text":"2.1 SkyWalking Agent跟蹤微服務","attrs":{}}]},{"type":"heading","attrs":{"align":null,"level":3},"content":[{"type":"text","text":"2.1.1 通過jar包方式接入","attrs":{}}]},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","text":"準備一個springboot程序，打成可執行jar包，寫一個shell腳本，在啓動項目的Shell腳本上，通過 -javaagent 參數進行配置SkyWalking Agent來跟蹤微服務；","attrs":{}}]},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","text":"startup.sh腳本：","attrs":{}}]},{"type":"codeblock","attrs":{"lang":"text"},"content":[{"type":"text","text":"#!/bin/sh\n# SkyWalking Agent配置\nexport SW_AGENT_NAME=springboot-skywalking-demo #Agent名字,一般使用`spring.application.name`\nexport SW_AGENT_COLLECTOR_BACKEND_SERVICES=127.0.0.1:11800 #配置 Collector 地址。\nexport SW_AGENT_SPAN_LIMIT=2000 #配置鏈路的最大Span數量，默認爲 300。\nexport JAVA_AGENT=-javaagent:/usr/local/soft/apache-skywalking-apm-bin-es7/agent/skywalking-agent.jar\njava $JAVA_AGENT -jar springboot-skywalking-demo-0.0.1-SNAPSHOT.jar #jar啓動","attrs":{}}]},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","text":"啓動日誌","attrs":{}}]},{"type":"image","attrs":{"src":"https://static001.geekbang.org/infoq/45/45e1daa16756888f2a400af4f9facf76.png","alt":null,"title":null,"style":[{"key":"width","value":"75%"},{"key":"bordertype","value":"none"}],"href":null,"fromPaste":true,"pastePass":true}},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","text":"等同於","attrs":{}}]},{"type":"codeblock","attrs":{"lang":"text"},"content":[{"type":"text","text":"java -javaagent:/usr/local/soft/apache-skywalking-apm-bin-es7/agent/skywalking-agent.jar \n-DSW_AGENT_COLLECTOR_BACKEND_SERVICES=127.0.0.1:11800 \n-DSW_AGENT_NAME=springboot-skywalking-demo -jar springboot-skywalking-demo-0.0.1-SNAPSHOT.jar","attrs":{}}]},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","text":"參數名對應agent/config/agent.config配置文件中的屬性。","attrs":{}}]},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","text":"屬性對應的源碼：org.apache.skywalking.apm.agent.core.conf.Config.java","attrs":{}}]},{"type":"codeblock","attrs":{"lang":"text"},"content":[{"type":"text","text":"# The service name in UI\nagent.service_name=${SW_AGENT_NAME:Your_ApplicationName}\n# Backend service addresses.\ncollector.backend_service=${SW_AGENT_COLLECTOR_BACKEND_SERVICES:127.0.0.1:11800}","attrs":{}}]},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","text":"我們也可以使用skywalking.+配置文件中的配置名作爲系統配置項來進行覆蓋。 javaagent參數配置方式優先級更高","attrs":{}}]},{"type":"codeblock","attrs":{"lang":"text"},"content":[{"type":"text","text":"-javaagent:D:\\apache\\apache-skywalking-apm-es7-8.4.0\\apache-skywalking-apm-bin-es7\\agent\\skywalking-agent.jar\n-Dskywalking.agent.service_name=springboot-skywalking-demo\n-Dskywalking.collector.backend_service=192.168.3.100:11800","attrs":{}}]},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null}},{"type":"image","attrs":{"src":"https://static001.geekbang.org/infoq/da/da403b40e460c23606e3cf7bd945151a.png","alt":null,"title":null,"style":[{"key":"width","value":"75%"},{"key":"bordertype","value":"none"}],"href":null,"fromPaste":true,"pastePass":true}},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","text":"測試： ","attrs":{}},{"type":"link","attrs":{"href":"http://192.168.3.100:8000/user/list","title":null,"type":null},"content":[{"type":"text","marks":[{"type":"underline","attrs":{}}],"text":"http://192.168.3.100:8000/user/list","attrs":{}}]}]},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","text":"在啓動程序前加一個-javaagent 參數即可完成對程序的跟蹤","attrs":{}}]},{"type":"image","attrs":{"src":"https://static001.geekbang.org/infoq/de/de407ca7bf705a2f19ae074fa78c260e.png","alt":null,"title":null,"style":[{"key":"width","value":"75%"},{"key":"bordertype","value":"none"}],"href":null,"fromPaste":true,"pastePass":true}},{"type":"heading","attrs":{"align":null,"level":3},"content":[{"type":"text","text":"2.1.2 在IDEA中使用Skywalking","attrs":{}}]},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","text":"在運行的程序配置jvm參數，如下圖所示：","attrs":{}}]},{"type":"image","attrs":{"src":"https://static001.geekbang.org/infoq/14/14ad1b7f33e37459bde6e353aeee0f9a.png","alt":null,"title":null,"style":[{"key":"width","value":"75%"},{"key":"bordertype","value":"none"}],"href":null,"fromPaste":true,"pastePass":true}},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null}},{"type":"codeblock","attrs":{"lang":"text"},"content":[{"type":"text","text":"# skywalking-agent.jar的本地磁盤的路徑\n-javaagent:D:\\apache\\apache-skywalking-apm-es7-8.4.0\\apache-skywalking-apm-bin-es7\\agent\\skywalking-agent.jar\n# 在skywalking上顯示的服務名\n-DSW_AGENT_NAME=springboot-skywalking-demo\n# skywalking的collector服務的IP及端口\n-DSW_AGENT_COLLECTOR_BACKEND_SERVICES=192.168.3.100:11800 ","attrs":{}}]},{"type":"heading","attrs":{"align":null,"level":3},"content":[{"type":"text","text":"2.1.3 Skywalking跨多個微服務跟蹤","attrs":{}}]},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","text":"Skywalking跨多個微服務跟蹤，只需要每個微服務啓動時添加javaagent參數即可。","attrs":{}}]},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","text":"測試：","attrs":{}}]},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","text":"啓動微服務mall-gateway，mall-order，mall-user ，配置skywalking的jvm參數","attrs":{}}]},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"link","attrs":{"href":"http://localhost:8888/user/findOrderByUserId/1","title":null,"type":null},"content":[{"type":"text","marks":[{"type":"underline","attrs":{}}],"text":"http://localhost:8888/user/findOrderByUserId/1","attrs":{}}]}]},{"type":"image","attrs":{"src":"https://static001.geekbang.org/infoq/8c/8cb63b4a2346bb006a6603d6f1af5bf8.png","alt":null,"title":null,"style":[{"key":"width","value":"75%"},{"key":"bordertype","value":"none"}],"href":null,"fromPaste":true,"pastePass":true}},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null}},{"type":"image","attrs":{"src":"https://static001.geekbang.org/infoq/e9/e97b5ffe95ca638f02a1f2dcb801c247.png","alt":null,"title":null,"style":[{"key":"width","value":"75%"},{"key":"bordertype","value":"none"}],"href":null,"fromPaste":true,"pastePass":true}},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","text":"注意：此處存在bug，跟蹤鏈路不顯示gateway","attrs":{}}]},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","text":"拷貝agent/optional-plugins目錄下的gateway插件到agent/plugins目錄","attrs":{}}]},{"type":"image","attrs":{"src":"https://static001.geekbang.org/infoq/b4/b49fc2bfba10267afd2994c00f43245e.png","alt":null,"title":null,"style":[{"key":"width","value":"75%"},{"key":"bordertype","value":"none"}],"href":null,"fromPaste":true,"pastePass":true}},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null}},{"type":"image","attrs":{"src":"https://static001.geekbang.org/infoq/c4/c4edc17104615bf08695ad3d5d7503c2.png","alt":null,"title":null,"style":[{"key":"width","value":"75%"},{"key":"bordertype","value":"none"}],"href":null,"fromPaste":true,"pastePass":true}},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null}},{"type":"image","attrs":{"src":"https://static001.geekbang.org/infoq/64/643e21438c8690d0bcd5b0ce27916867.png","alt":null,"title":null,"style":[{"key":"width","value":"75%"},{"key":"bordertype","value":"none"}],"href":null,"fromPaste":true,"pastePass":true}},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null}},{"type":"image","attrs":{"src":"https://static001.geekbang.org/infoq/e9/e90e62ddbdb75fce19d5cdb26e1ae660.png","alt":null,"title":null,"style":[{"key":"width","value":"75%"},{"key":"bordertype","value":"none"}],"href":null,"fromPaste":true,"pastePass":true}},{"type":"heading","attrs":{"align":null,"level":2},"content":[{"type":"text","text":"2.2 Skywalking告警通知","attrs":{}}]},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","text":"skywalking告警的核心由一組規則驅動，這些規則定義在config/alarm-settings.yml文件中，告警規則的定義分爲三部分:","attrs":{}}]},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","text":"1、告警規則：它們定義了應該如何觸發度量警報，應該考慮什麼條件；","attrs":{}}]},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","text":"2、網絡鉤子(Webhook}：當警告觸發時，哪些服務終端需要被通知；","attrs":{}}]},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","text":"3、gRPC鉤子：遠程gRPC方法的主機和端口，告警觸發後調用；","attrs":{}}]},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","text":"爲了方便，skywalking發行版中提供了默認的alarm-setting.yml文件，包括一些規則，每個規則有英文註釋，可以根據註釋得知每個規則的作用：","attrs":{}}]},{"type":"bulletedlist","content":[{"type":"listitem","attrs":{"listStyle":null},"content":[{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","text":"在最近10分鐘的3分鐘內服務平均響應時間超過1000ms","attrs":{}}]}]},{"type":"listitem","attrs":{"listStyle":null},"content":[{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","text":"最近10分鐘內，服務成功率在2分鐘內低於80%","attrs":{}}]}]},{"type":"listitem","attrs":{"listStyle":null},"content":[{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","text":"服務實例的響應時間在過去10分鐘的2分鐘內超過1000ms","attrs":{}}]}]},{"type":"listitem","attrs":{"listStyle":null},"content":[{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","text":"數據庫訪問{name}的響應時間在過去10分鐘的2分鐘內超過1000ms","attrs":{}}]}]}],"attrs":{}},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","text":"只要我們的服務請求符合alarm-setting.yml文件中的某一條規則就會觸發告警。","attrs":{}}]},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","text":"比如service_resp_time_rule規則：","attrs":{}}]},{"type":"image","attrs":{"src":"https://static001.geekbang.org/infoq/b2/b20f3371a9fb7aeee51116ae791eb589.png","alt":null,"title":null,"style":[{"key":"width","value":"75%"},{"key":"bordertype","value":"none"}],"href":null,"fromPaste":true,"pastePass":true}},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","text":"該規則表示服務{name}的響應時間在最近10分鐘的3分鐘內超過1000ms；","attrs":{}}]},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","text":"測試：","attrs":{}}]},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","text":"編寫接口，模擬慢查詢","attrs":{}}]},{"type":"codeblock","attrs":{"lang":"text"},"content":[{"type":"text","text":"@RequestMapping(\"/info/{id}\")\npublic User info(@PathVariable(\"id\") Integer id){\n\n try {\n Thread.sleep(2000);\n } catch (InterruptedException e) {\n e.printStackTrace();\n }\n\n return userService.getById(id);\n}","attrs":{}}]},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","text":"回調接口","attrs":{}}]},{"type":"codeblock","attrs":{"lang":"text"},"content":[{"type":"text","text":"@RequestMapping(\"/notify\")\npublic String notify(@RequestBody Object obj){\n //TODO 告警信息，給技術負責人發短信，釘釘消息，郵件，微信通知等\n System.err.println(obj.toString());\n return \"notify successfully\";\n}","attrs":{}}]},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","text":"在config/alarm-settings.yml中配置回調接口，並重啓skywalking服務","attrs":{}}]},{"type":"image","attrs":{"src":"https://static001.geekbang.org/infoq/17/17880a5fd14b9927ed628ebad68d989e.png","alt":null,"title":null,"style":[{"key":"width","value":"75%"},{"key":"bordertype","value":"none"}],"href":null,"fromPaste":true,"pastePass":true}},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","text":"測試訪問：","attrs":{}},{"type":"link","attrs":{"href":"http://localhost:8000/user/info/1","title":null,"type":null},"content":[{"type":"text","marks":[{"type":"underline","attrs":{}}],"text":"http://localhost:8000/user/info/1","attrs":{}}]},{"type":"text","text":"，滿足告警規則後，控制檯輸出告警信息","attrs":{}}]},{"type":"image","attrs":{"src":"https://static001.geekbang.org/infoq/7e/7ef1ea6f81e2a754ef1ec94e00aa6d6d.png","alt":null,"title":null,"style":[{"key":"width","value":"75%"},{"key":"bordertype","value":"none"}],"href":null,"fromPaste":true,"pastePass":true}},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","text":"SkyWalking UI顯示告警信息","attrs":{}}]},{"type":"image","attrs":{"src":"https://static001.geekbang.org/infoq/b8/b8849da3b6e978ff8356d210b60ba24d.png","alt":null,"title":null,"style":[{"key":"width","value":"75%"},{"key":"bordertype","value":"none"}],"href":null,"fromPaste":true,"pastePass":true}},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","text":"參考： ","attrs":{}},{"type":"link","attrs":{"href":"https://github.com/apache/skywalking/blob/master/docs/en/setup/backend/backend-alarm.md","title":null,"type":null},"content":[{"type":"text","marks":[{"type":"underline","attrs":{}}],"text":"https://github.com/apache/skywalking/blob/master/docs/en/setup/backend/backend-alarm.md","attrs":{}}]}]},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","text":"對接釘釘：","attrs":{}}]},{"type":"image","attrs":{"src":"https://static001.geekbang.org/infoq/5b/5b503e1cd3394412f61f2145e3560bb7.png","alt":null,"title":null,"style":[{"key":"width","value":"75%"},{"key":"bordertype","value":"none"}],"href":null,"fromPaste":true,"pastePass":true}},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","marks":[{"type":"strong","attrs":{}}],"text":"Webhook回調通知","attrs":{}}]},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","text":"SkyWalking告警Webhook回調要求接收方是一個Web容器（比如tomcat服務），告警的消息會通過HTTP請求進行發送, 請求方法爲POST, Content-Type爲application/json, JSON格式基於List的集合對象數據, 集合中的每個AlarmMessage包含以下信息：","attrs":{}}]},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","text":"1、scopeId. 所有可用的Scope，參考：org.apache.skywalking.oap.server.core.source.DefaultScopeDefine；","attrs":{}}]},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","text":"2、name. 目標 Scope 的實體名稱；","attrs":{}}]},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","text":"3、id0. Scope 實體的 ID；","attrs":{}}]},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","text":"4、id1. 未使用；","attrs":{}}]},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","text":"5、ruleName. 在 alarm-settings.yml 中配置的規則名；","attrs":{}}]},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","text":"6、alarmMessage. 報警消息內容；","attrs":{}}]},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","text":"7、startTime. 告警時間, 位於當前時間與 UTC 1970/1/1 之間；","attrs":{}}]},{"type":"codeblock","attrs":{"lang":"text"},"content":[{"type":"text","text":"[{\n\tscopeId = 2,\n\tscope = SERVICE_INSTANCE,\n\tname = 98e1839 a6fdf48b0aedb0ecabb8ea5f7 @192 .168 .233 .1 of springboot - skywalking - demo,\n\tid0 = c3ByaW5nYm9vdC1za3l3YWxraW5nLWRlbW8 = .1 _OThlMTgzOWE2ZmRmNDhiMGFlZGIwZWNhYmI4ZWE1ZjdAMTkyLjE2OC4yMzMuMQ == ,\n\tid1 = ,\n\truleName = service_instance_resp_time_rule,\n\talarmMessage = Response time of service instance 98e1839 a6fdf48b0aedb0ecabb8ea5f7 @192 .168 .233 .1 of springboot - skywalking - demo is more than 1000 ms in 2 minutes of last 10 minutes,\n\tstartTime = 1613913565462\n}, {\n\tscopeId = 6,\n\tscope = ENDPOINT_RELATION,\n\tname = User in User to / user / info / {\n\t\tid\n\t} in springboot - skywalking - demo,\n\tid0 = VXNlcg == .0 _VXNlcg == ,\n\tid1 = c3ByaW5nYm9vdC1za3l3YWxraW5nLWRlbW8 = .1 _L3VzZXIvaW5mby97aWR9,\n\truleName = endpoint_relation_resp_time_rule,\n\talarmMessage = Response time of endpoint relation User in User to / user / info / {\n\t\tid\n\t} in springboot - skywalking - demo is more than 1000 ms in 2 minutes of last 10 minutes,\n\tstartTime = 1613913565462\n}]","attrs":{}}]},{"type":"heading","attrs":{"align":null,"level":2},"content":[{"type":"text","text":"2.3 Skywalking持久化跟蹤數據","attrs":{}}]},{"type":"heading","attrs":{"align":null,"level":3},"content":[{"type":"text","text":"2.3.1 基於mysql持久化","attrs":{}}]},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","text":"1. 修改config目錄下的application.yml，使用mysql作爲持久化存儲的倉庫","attrs":{}}]},{"type":"image","attrs":{"src":"https://static001.geekbang.org/infoq/d9/d9488ca6c0cd8321e6e13a3a99e08586.png","alt":null,"title":null,"style":[{"key":"width","value":"75%"},{"key":"bordertype","value":"none"}],"href":null,"fromPaste":true,"pastePass":true}},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","text":"2. 修改mysql連接配置","attrs":{}}]},{"type":"image","attrs":{"src":"https://static001.geekbang.org/infoq/0d/0dc9a26e0298058e04c4acbed5dbf721.png","alt":null,"title":null,"style":[{"key":"width","value":"75%"},{"key":"bordertype","value":"none"}],"href":null,"fromPaste":true,"pastePass":true}},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null}},{"type":"codeblock","attrs":{"lang":"text"},"content":[{"type":"text","text":"storage:\n #選擇使用mysql 默認使用h2，不會持久化，重啓skyWalking之前的數據會丟失\n selector: ${SW_STORAGE:mysql}\n #使用mysql作爲持久化存儲的倉庫\n mysql:\n properties:\n #數據庫連接地址\n jdbcUrl: ${SW_JDBC_URL:\"jdbc:mysql://1ocalhost:3306/swtest\"}\n #用戶名\n dataSource.user: ${SW_DATA_SOURCE_USER:root}\n #密碼\n dataSource.password: ${SW_DATA_SOURCE_PASSWORD:root}","attrs":{}}]},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","text":"注意：需要添加mysql數據驅動包，因爲在lib目錄下是沒有mysql數據驅動包的，所以修改完配置啓動是會報錯，啓動失敗的。","attrs":{}}]},{"type":"image","attrs":{"src":"https://static001.geekbang.org/infoq/05/05fb9fe26df1cc51d84812c0fa5bb84a.png","alt":null,"title":null,"style":[{"key":"width","value":"75%"},{"key":"bordertype","value":"none"}],"href":null,"fromPaste":true,"pastePass":true}},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","text":"3. 添加mysql數據驅動包到oap-libs目錄下","attrs":{}}]},{"type":"image","attrs":{"src":"https://static001.geekbang.org/infoq/0d/0dbf88668786f22a2cf73981e6fc002d.png","alt":null,"title":null,"style":[{"key":"width","value":"75%"},{"key":"bordertype","value":"none"}],"href":null,"fromPaste":true,"pastePass":true}},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null}},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","text":"4. 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\n","attrs":{}}]},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null}},{"type":"image","attrs":{"src":"https://static001.geekbang.org/infoq/70/7010720eaafc75b0ec7fe0400374c121.png","alt":null,"title":null,"style":[{"key":"width","value":"75%"},{"key":"bordertype","value":"none"}],"href":null,"fromPaste":true,"pastePass":true}},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","text":"打開agent/config/agent.config配置文件，添加如下配置信息：","attrs":{}}]},{"type":"codeblock","attrs":{"lang":"text"},"content":[{"type":"text","text":"plugin.toolkit.log.grpc.reporter.server_host=${SW_GRPC_LOG_SERVER_HOST:192.168.3.100}\nplugin.toolkit.log.grpc.reporter.server_port=${SW_GRPC_LOG_SERVER_PORT:11800}\nplugin.toolkit.log.grpc.reporter.max_message_size=${SW_GRPC_LOG_MAX_MESSAGE_SIZE:10485760}\nplugin.toolkit.log.grpc.reporter.upstream_timeout=${SW_GRPC_LOG_GRPC_UPSTREAM_TIMEOUT:30}","attrs":{}}]},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","text":"以上配置是默認配置信息,agent與oap在本地的可以不配","attrs":{}}]},{"type":"image","attrs":{"src":"https://static001.geekbang.org/infoq/89/89968428f4155f33e57e44d13552f1d0.png","alt":null,"title":null,"style":[{"key":"width","value":"75%"},{"key":"bordertype","value":"none"}],"href":null,"fromPaste":true,"pastePass":true}},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"link","attrs":{"href":"https://skywalking.apache.org/docs/main/v8.4.0/en/setup/service-agent/java-agent/readme/#table-of-agent-configuration-properties","title":null,"type":null},"content":[{"type":"text","text":"agent配置信息大全","attrs":{}}]}]},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","text":"Skywalking 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