{"id":14958,"date":"2023-12-04T16:44:55","date_gmt":"2023-12-04T08:44:55","guid":{"rendered":"https:\/\/wx.kaifamiao.info\/?p=14958"},"modified":"2023-12-14T15:18:00","modified_gmt":"2023-12-14T07:18:00","slug":"dubbo-fu-wu-jiang-ji-shi-bai-zhong-shi-zen-me-zuo-2","status":"publish","type":"post","link":"http:\/\/wx.kaifamiao.info\/index.php\/2023\/12\/04\/dubbo-fu-wu-jiang-ji-shi-bai-zhong-shi-zen-me-zuo-2\/","title":{"rendered":"Dubbo\u670d\u52a1\u964d\u7ea7\uff0c\u5931\u8d25\u91cd\u8bd5\u600e\u4e48\u505a\uff1f"},"content":{"rendered":"<p>Dubbo\u63d0\u4f9b\u4e86\u670d\u52a1\u964d\u7ea7\u548c\u5931\u8d25\u91cd\u8bd5\u7684\u673a\u5236\uff0c\u53ef\u4ee5\u901a\u8fc7\u914d\u7f6e\u548c\u4ee3\u7801\u5b9e\u73b0\u3002\u4ee5\u4e0b\u662f\u5173\u4e8eDubbo\u670d\u52a1\u964d\u7ea7\u548c\u5931\u8d25\u91cd\u8bd5\u7684\u8be6\u7ec6\u8bf4\u660e\uff1a<\/p>\n<h3><a id=\"1%E6%9C%8D%E5%8A%A1%E9%99%8D%E7%BA%A7%EF%BC%9A\" class=\"anchor\" aria-hidden=\"true\"><span class=\"octicon octicon-link\"><\/span><\/a>1. \u670d\u52a1\u964d\u7ea7\uff1a<\/h3>\n<p>\u670d\u52a1\u964d\u7ea7\u662f\u5728\u670d\u52a1\u63d0\u4f9b\u8005\u51fa\u73b0\u6545\u969c\u6216\u4e0d\u7a33\u5b9a\u7684\u60c5\u51b5\u4e0b\uff0c\u4e3a\u4e86\u4fdd\u8bc1\u7cfb\u7edf\u7684\u7a33\u5b9a\u6027\u548c\u53ef\u7528\u6027\u800c\u91c7\u53d6\u7684\u4e00\u79cd\u63aa\u65bd\u3002Dubbo\u7684\u670d\u52a1\u964d\u7ea7\u901a\u5e38\u662f\u901a\u8fc7\u96c6\u7fa4\u5bb9\u9519\u7b56\u7565\u6765\u5b9e\u73b0\u7684\uff0c\u5e38\u89c1\u7684\u96c6\u7fa4\u5bb9\u9519\u7b56\u7565\u5305\u62ec\uff1a<\/p>\n<ul>\n<li>\n<strong>Failover\uff08\u9ed8\u8ba4\uff09\uff1a<\/strong> \u5931\u8d25\u81ea\u52a8\u5207\u6362\uff0c\u5f53\u51fa\u73b0\u5931\u8d25\uff0c\u91cd\u8bd5\u5176\u4ed6\u670d\u52a1\u5668\uff0c\u901a\u5e38\u7528\u4e8e\u5e42\u7b49\u6027\u64cd\u4f5c\u3002<\/p>\n<pre><code class=\"language-xml\">&lt;dubbo:cluster loadbalance=&quot;roundrobin&quot; \/&gt;\n<\/code><\/pre>\n<\/li>\n<li>\n<strong>Failfast\uff1a<\/strong> \u5feb\u901f\u5931\u8d25\uff0c\u53ea\u53d1\u8d77\u4e00\u6b21\u8c03\u7528\uff0c\u5931\u8d25\u7acb\u5373\u62a5\u9519\u3002<\/p>\n<pre><code class=\"language-xml\">&lt;dubbo:cluster check=&quot;false&quot; \/&gt;\n<\/code><\/pre>\n<\/li>\n<li>\n<strong>Failsafe\uff1a<\/strong> \u5931\u8d25\u5b89\u5168\uff0c\u51fa\u73b0\u5f02\u5e38\u65f6\uff0c\u76f4\u63a5\u5ffd\u7565\uff0c\u901a\u5e38\u7528\u4e8e\u5199\u64cd\u4f5c\u3002<\/p>\n<pre><code class=\"language-xml\">&lt;dubbo:cluster retries=&quot;0&quot; \/&gt;\n<\/code><\/pre>\n<\/li>\n<li>\n<strong>Failback\uff1a<\/strong> \u5931\u8d25\u81ea\u52a8\u6062\u590d\uff0c\u540e\u53f0\u8bb0\u5f55\u5931\u8d25\u8bf7\u6c42\uff0c\u5b9a\u65f6\u91cd\u53d1\uff0c\u901a\u5e38\u7528\u4e8e\u6d88\u606f\u901a\u77e5\u64cd\u4f5c\u3002<\/p>\n<pre><code class=\"language-xml\">&lt;dubbo:cluster retries=&quot;2&quot; \/&gt;\n<\/code><\/pre>\n<\/li>\n<\/ul>\n<p>\u53ef\u4ee5\u6839\u636e\u5177\u4f53\u7684\u4e1a\u52a1\u9700\u6c42\u9009\u62e9\u5408\u9002\u7684\u96c6\u7fa4\u5bb9\u9519\u7b56\u7565\u3002<\/p>\n<h3><a id=\"2%E5%A4%B1%E8%B4%A5%E9%87%8D%E8%AF%95%EF%BC%9A\" class=\"anchor\" aria-hidden=\"true\"><span class=\"octicon octicon-link\"><\/span><\/a>2. \u5931\u8d25\u91cd\u8bd5\uff1a<\/h3>\n<p>Dubbo\u652f\u6301\u5728\u670d\u52a1\u8c03\u7528\u5931\u8d25\u65f6\u8fdb\u884c\u91cd\u8bd5\uff0c\u53ef\u4ee5\u901a\u8fc7<code>retries<\/code>\u914d\u7f6e\u9879\u6765\u6307\u5b9a\u91cd\u8bd5\u6b21\u6570\u3002\u8fd9\u662f\u4e00\u79cd\u670d\u52a1\u6d88\u8d39\u8005\u7aef\u7684\u63aa\u65bd\uff0c\u7528\u4e8e\u589e\u52a0\u670d\u52a1\u7684\u8c03\u7528\u6210\u529f\u6982\u7387\u3002<\/p>\n<pre><code class=\"language-xml\">&lt;dubbo:reference id=&quot;userService&quot; interface=&quot;com.example.UserService&quot; retries=&quot;2&quot; \/&gt;\n<\/code><\/pre>\n<p>\u4e0a\u8ff0\u914d\u7f6e\u8868\u793a\u5728\u670d\u52a1\u8c03\u7528\u5931\u8d25\u65f6\uff0c\u6700\u591a\u8fdb\u884c2\u6b21\u91cd\u8bd5\u3002\u8bf7\u6ce8\u610f\uff0c\u91cd\u8bd5\u4f1a\u5e26\u6765\u989d\u5916\u7684\u5f00\u9500\u548c\u5ef6\u8fdf\uff0c\u5e94\u8c28\u614e\u914d\u7f6e\u91cd\u8bd5\u6b21\u6570\uff0c\u907f\u514d\u5bf9\u7cfb\u7edf\u4ea7\u751f\u8fc7\u5927\u7684\u8d1f\u62c5\u3002<\/p>\n<h3><a id=\"3%E9%99%8D%E7%BA%A7%E5%92%8C%E9%87%8D%E8%AF%95%E7%9A%84%E7%BB%93%E5%90%88%EF%BC%9A\" class=\"anchor\" aria-hidden=\"true\"><span class=\"octicon octicon-link\"><\/span><\/a>3. \u964d\u7ea7\u548c\u91cd\u8bd5\u7684\u7ed3\u5408\uff1a<\/h3>\n<p>\u5728Dubbo\u4e2d\uff0c\u670d\u52a1\u964d\u7ea7\u548c\u5931\u8d25\u91cd\u8bd5\u662f\u53ef\u4ee5\u7ed3\u5408\u4f7f\u7528\u7684\u3002\u670d\u52a1\u964d\u7ea7\u901a\u5e38\u901a\u8fc7\u96c6\u7fa4\u5bb9\u9519\u7b56\u7565\u5b9e\u73b0\uff0c\u800c\u91cd\u8bd5\u5219\u662f\u5728\u670d\u52a1\u6d88\u8d39\u8005\u7aef\u914d\u7f6e\u7684\u3002<\/p>\n<p>\u4f8b\u5982\uff0c\u53ef\u4ee5\u4f7f\u7528<code>Failover<\/code>\u96c6\u7fa4\u5bb9\u9519\u7b56\u7565\u6765\u8fdb\u884c\u91cd\u8bd5\uff1a<\/p>\n<pre><code class=\"language-xml\">&lt;dubbo:cluster loadbalance=&quot;roundrobin&quot; \/&gt;\n&lt;dubbo:reference id=&quot;userService&quot; interface=&quot;com.example.UserService&quot; retries=&quot;2&quot; \/&gt;\n<\/code><\/pre>\n<p>\u8fd9\u8868\u793a\u5728\u4f7f\u7528<code>Failover<\/code>\u7b56\u7565\u7684\u57fa\u7840\u4e0a\uff0c\u6700\u591a\u8fdb\u884c2\u6b21\u91cd\u8bd5\u3002<\/p>\n<p>\u603b\u4f53\u6765\u8bf4\uff0c\u670d\u52a1\u964d\u7ea7\u548c\u5931\u8d25\u91cd\u8bd5\u7684\u914d\u7f6e\u9700\u8981\u6839\u636e\u5177\u4f53\u4e1a\u52a1\u573a\u666f\u548c\u7cfb\u7edf\u8981\u6c42\u6765\u5236\u5b9a\uff0c\u4ee5\u786e\u4fdd\u7cfb\u7edf\u5728\u9762\u5bf9\u5f02\u5e38\u6216\u6545\u969c\u65f6\u80fd\u591f\u6709\u5408\u9002\u7684\u5e94\u5bf9\u63aa\u65bd\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Dubbo\u63d0\u4f9b\u4e86\u670d\u52a1\u964d\u7ea7\u548c\u5931\u8d25\u91cd\u8bd5\u7684\u673a\u5236\uff0c\u53ef\u4ee5\u901a\u8fc7\u914d\u7f6e\u548c\u4ee3\u7801\u5b9e\u73b0\u3002\u4ee5\u4e0b\u662f\u5173\u4e8eDubbo\u670d\u52a1\u964d\u7ea7\u548c\u5931\u8d25\u91cd\u8bd5\u7684\u8be6\u7ec6 [&hellip;]<\/p>\n","protected":false},"author":9,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[123],"tags":[],"class_list":["post-14958","post","type-post","status-publish","format-standard","hentry","category-dubbo"],"_links":{"self":[{"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/posts\/14958","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/users\/9"}],"replies":[{"embeddable":true,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/comments?post=14958"}],"version-history":[{"count":2,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/posts\/14958\/revisions"}],"predecessor-version":[{"id":48171,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/posts\/14958\/revisions\/48171"}],"wp:attachment":[{"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/media?parent=14958"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/categories?post=14958"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/tags?post=14958"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}