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<!DOCTYPE html><html style="display:none" lang="zh"><head><meta charset="utf-8"><script>window.materialVersion="1.5.6",window.oldVersion=["codestartv1","1.3.4","1.4.0","1.4.0b1","1.5.0","1.5.2","1.5.5"]</script><meta http-equiv="x-dns-prefetch-control" content="on"><link rel="dns-prefetch" href="https://cdn1.lncld.net"><link rel="dns-prefetch" href="https://busuanzi.ibruce.info"><link rel="dns-prefetch" href="https://cdn1.lncld.net"><link rel="dns-prefetch" href="https://cdn.jsdelivr.net"><link rel="dns-prefetch" href="https://hm.baidu.com"><link rel="dns-prefetch" href="https://www.google-analytics.com"><link rel="dns-prefetch" href="https://fonts.googleapis.com"><meta http-equiv="X-UA-Compatible" content="IE=Edge,chrome=1"><meta name="renderer" content="webkit"><meta name="viewport" content="width=device-width,initial-scale=1,user-scalable=no"><title>SpringBoot2.0.4配置hystrix-dashboard，出现Unable to connect to Command Metric Stream错误 | FREELEE'S WORLD</title><link rel="icon shortcut" type="image/ico" href="/img/favicon.png"><link rel="icon" href="/img/favicon.png"><meta name="format-detection" content="telephone=no"><meta name="description" itemprop="description" content="Do not follow crowd,be yourself"><meta name="keywords" content=",SpringCloud,报错,Hystrix-dashboard"><meta name="theme-color" content="#0097A7"><meta http-equiv="Cache-Control" content="no-transform"><meta http-equiv="Cache-Control" content="no-siteapp"><!--[if lte IE 9]>
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$('.post_thumbnail-random').addClass('lazy');</script><p class="article-headline-p">SpringBoot2.0.4配置hystrix-dashboard，出现Unable to connect to Command Metric Stream错误</p></div><div class="mdl-color-text--grey-700 mdl-card__supporting-text meta"><div id="author-avatar"><img src="/img/avatar.jpg" width="44px" height="44px" alt="Author Avatar"></div><div><strong>freelee</strong> <span>创建于10月 22, 2018</span> <span>更新于4月 07, 2019</span></div><div class="section-spacer"></div><button id="article-functions-viewtags-button" class="mdl-button mdl-js-button mdl-js-ripple-effect mdl-button--icon"><i class="material-icons" role="presentation">bookmark</i> <span class="visuallyhidden">bookmark</span></button><ul class="mdl-menu mdl-menu--bottom-right mdl-js-menu mdl-js-ripple-effect" for="article-functions-viewtags-button"><li class="mdl-menu__item"><a class="post_tag-link" href="/tags/Hystrix-dashboard/">Hystrix-dashboard</a></li><li class="mdl-menu__item"><a class="post_tag-link" href="/tags/SpringCloud/">SpringCloud</a></li><li class="mdl-menu__item"><a class="post_tag-link" href="/tags/报错/">报错</a></li></ul><button id="article-fuctions-share-button" class="mdl-button mdl-js-button mdl-js-ripple-effect mdl-button--icon"><i class="material-icons" role="presentation">share</i> <span class="visuallyhidden">share</span></button><ul class="mdl-menu mdl-menu--bottom-right mdl-js-menu mdl-js-ripple-effect" for="article-fuctions-share-button"><a class="post_share-link" href="#"><li class="mdl-menu__item"><span id="/hystrix_dashboard.html" class="leancloud-views_num" data-flag-title="SpringBoot2.0.4配置hystrix-dashboard，出现Unable to connect to Command Metric Stream错误"> 浏览量</span></li></a><a class="post_share-link" href="http://service.weibo.com/share/share.php?appkey=&title=SpringBoot2.0.4配置hystrix-dashboard，出现Unable to connect to Command Metric Stream错误&url=https://freelee.me/hystrix_dashboard.html&pic=https://freelee.me/img/favicon.png&searchPic=false&style=simple" target="_blank"><li class="mdl-menu__item">分享到微博</li></a><a class="post_share-link" href="http://connect.qq.com/widget/shareqq/index.html?site=FREELEE'S WORLD&title=SpringBoot2.0.4配置hystrix-dashboard，出现Unable to connect to Command Metric Stream错误&summary=Do not follow crowd,be yourself&pics=https://freelee.me/img/favicon.png&url=https://freelee.me/hystrix_dashboard.html" target="_blank"><li class="mdl-menu__item">分享到 QQ</li></a></ul></div><head><link rel="stylesheet" href="https://cdn.jsdelivr.net/npm/aplayer/dist/APlayer.min.css"><script src="https://cdn.jsdelivr.net/npm/aplayer/dist/APlayer.min.js"></script><script src="https://cdn.jsdelivr.net/npm/meting@2/dist/Meting.min.js"></script><script src="https://unpkg.com/[email protected]"></script><link rel="stylesheet" href="/css/prism-atom-dark.css" type="text/css"></head><div id="post-content" class="mdl-color-text--grey-700 mdl-card__supporting-text fade out"><p>配置Hystrix-dashboard后进入监控页面出现Unable to connect to Command Metric Stream。本来还以为配置监控面板应该是件比较简单的事情，没想到被SpringBoot版本坑了。</p><p><strong>当前的SpringBoot版本为2.0.4.RELEASE，SpringCloud版本为Finchley.M9。</strong></p><p>新建一个hystrix_dashboard模块，导入相应的依赖spring-cloud-starter-netflix-hystrix-dashboard。</p><p>在Main启动类上加上@EnableHystrixDashboard注解，配置文件配置一下端口和应用名即可。并且在消费模块配置actuator依赖。</p><p>这时打开dashboard输入URL后就是下面这个样子。</p><p><img src="/images/SpringCloud/hystrix-dashboard/error.JPG" alt=""></p><p> </p><p>找了很多解决方案，才发现是<strong>actuator版本问题</strong>。actuator的2.x版本endpoint是在/actuator之下的，并且只暴露了health和info端点。<a href="https://docs.spring.io/spring-boot/docs/current/reference/html/production-ready-endpoints.html" target="_blank" rel="noopener">详细文档点我</a> 所以需要为服务实例添加hystrix.stream端点。</p><pre class="language-yaml"><code class="language-yaml"><span class="token key atrule">management</span><span class="token punctuation">:</span>
<span class="token key atrule">endpoints</span><span class="token punctuation">:</span>
<span class="token key atrule">web</span><span class="token punctuation">:</span>
<span class="token key atrule">exposure</span><span class="token punctuation">:</span>
<span class="token key atrule">include</span><span class="token punctuation">:</span> <span class="token punctuation">[</span><span class="token string">'hystrix.stream'</span><span class="token punctuation">,</span><span class="token string">'info'</span><span class="token punctuation">,</span><span class="token string">'health'</span><span class="token punctuation">]</span>
</code></pre><p>此时重启后发现日志输出<strong>Registered ‘/actuator/hystrix.stream’ to hystrix.stream-actuator-endpoint</strong></p><p>再输入http: //localhost:8100/actuator/hystrix.stream就发现可以进行监控了。如下图：</p><p><img src="/images/SpringCloud/hystrix-dashboard/success.JPG" alt=""></p><p> </p><p>如果想直接通过http: //localhost:8100/hystrix.stream，只需要配置端点的base-path即可</p><pre class="language-yaml"><code class="language-yaml"><span class="token key atrule">management</span><span class="token punctuation">:</span>
<span class="token key atrule">endpoints</span><span class="token punctuation">:</span>
<span class="token key atrule">web</span><span class="token punctuation">:</span>
<span class="token key atrule">base-path</span><span class="token punctuation">:</span> /
</code></pre><p>理论上修改base-path应该就可行了的，但是又出错了。哎，又不知道是哪里的问题，先留着吧！</p><p>贴一张hystrix-dashboard界面各部分介绍图：</p><p><img src="/images/SpringCloud/hystrix-dashboard/instruction.png" alt=""></p></div><script language="javascript">function siteTime(){window.setTimeout("siteTime()",1e3);var e=36e5,t=24*e,o=new Date,i=o.getFullYear(),a=o.getMonth()+1,n=o.getDate(),r=o.getHours(),M=o.getMinutes(),l=o.getSeconds(),s=Date.UTC(2019,4,6,22,30,0),g=Date.UTC(i,a,n,r,M,l)-s,m=Math.floor(g/31536e6),u=Math.floor(g/t-365*m),T=Math.floor((g-(365*m+u)*t)/e),f=Math.floor((g-(365*m+u)*t-T*e)/6e4),h=Math.floor((g-(365*m+u)*t-T*e-6e4*f)/1e3);document.getElementById("sitetime").innerHTML=" "+m+" Year "+u+" Day "+T+" Hour "+f+" Min "+h+" Sec"}siteTime()</script><style>.rt{float:right;font-family:Orange LET}</style><div id="comment" style="padding:10px" class="vcomment"></div><script src="//cdn1.lncld.net/static/js/3.0.4/av-min.js"></script><script src="//unpkg.com/valine/dist/Valine.min.js"></script><script>var 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