{"id":16377,"date":"2023-12-05T10:18:43","date_gmt":"2023-12-05T02:18:43","guid":{"rendered":"https:\/\/wx.kaifamiao.info\/?p=16377"},"modified":"2023-12-16T11:45:40","modified_gmt":"2023-12-16T03:45:40","slug":"elasticsearch-zhong-ru-he-bi-mian-nao-lie","status":"publish","type":"post","link":"http:\/\/wx.kaifamiao.info\/index.php\/2023\/12\/05\/elasticsearch-zhong-ru-he-bi-mian-nao-lie\/","title":{"rendered":"Elasticsearch\u4e2d\u5982\u4f55\u907f\u514d\u8111\u88c2\uff1f"},"content":{"rendered":"<p>\u8111\u88c2\uff08Split Brain\uff09\u662f\u5206\u5e03\u5f0f\u7cfb\u7edf\u4e2d\u4e00\u79cd\u5371\u9669\u7684\u60c5\u51b5\uff0c\u6307\u7684\u662f\u96c6\u7fa4\u4e2d\u7684\u8282\u70b9\u5728\u67d0\u4e9b\u6761\u4ef6\u4e0b\u65e0\u6cd5\u4e92\u76f8\u901a\u4fe1\uff0c\u5bfc\u81f4\u96c6\u7fa4\u5206\u88c2\u6210\u591a\u4e2a\u5b50\u96c6\uff0c\u6bcf\u4e2a\u5b50\u96c6\u90fd\u8ba4\u4e3a\u81ea\u5df1\u662f\u6574\u4e2a\u96c6\u7fa4\u3002\u5728Elasticsearch\u4e2d\uff0c\u8111\u88c2\u53ef\u80fd\u5bfc\u81f4\u6570\u636e\u4e0d\u4e00\u81f4\u3001\u7d22\u5f15\u4e22\u5931\u4ee5\u53ca\u96c6\u7fa4\u4e0d\u7a33\u5b9a\u7b49\u95ee\u9898\u3002<\/p>\n<p>\u4ee5\u4e0b\u662f\u4e00\u4e9b\u907f\u514d\u8111\u88c2\u7684\u5e38\u89c1\u7b56\u7565\u548c\u914d\u7f6e\uff1a<\/p>\n<ol>\n<li>\n<strong>Zen Discovery\uff08Zen2 Discovery\uff09\u7684Quorum\u8bbe\u7f6e\uff1a<\/strong><\/p>\n<ul>\n<li>Elasticsearch\u4f7f\u7528Zen Discovery\u6216Zen2 Discovery\u534f\u8bae\u8fdb\u884c\u8282\u70b9\u4e4b\u95f4\u7684\u901a\u4fe1\u548c\u96c6\u7fa4\u7ba1\u7406\u3002\u901a\u8fc7\u8bbe\u7f6e<code>discovery.zen.minimum_master_nodes<\/code>\u53c2\u6570\uff0c\u786e\u4fdd\u96c6\u7fa4\u4e2d\u7684\u8282\u70b9\u6570\u5927\u4e8e\u7b49\u4e8e<code>minimum_master_nodes<\/code>\u7684\u4e00\u534a\u65f6\uff0c\u96c6\u7fa4\u624d\u80fd\u6b63\u5e38\u5de5\u4f5c\u3002\u8fd9\u6709\u52a9\u4e8e\u9632\u6b62\u8111\u88c2\u7684\u53d1\u751f\u3002<\/li>\n<\/ul>\n<pre><code class=\"language-yaml\">discovery.zen.minimum_master_nodes: (N \/ 2) + 1\n<\/code><\/pre>\n<p>\u5176\u4e2d\uff0cN\u662f\u96c6\u7fa4\u4e2d\u7684\u8282\u70b9\u6570\u3002\n<\/li>\n<li>\n<strong>Quorum\u548cMinimum Master Nodes\u4e00\u81f4\uff1a<\/strong><\/p>\n<ul>\n<li>\u786e\u4fddQuorum\uff08<code>quorum<\/code>\u53c2\u6570\uff09\u548cMinimum Master Nodes\u8bbe\u7f6e\u4e00\u81f4\u3002Quorum\u662f\u96c6\u7fa4\u4e2d\u7684\u8282\u70b9\u6570\u7684\u4e00\u534a\u52a01\uff0c\u8fd9\u6837\u53ef\u4ee5\u786e\u4fdd\u5927\u591a\u6570\u8282\u70b9\u5728\u96c6\u7fa4\u4e2d\u80fd\u591f\u8fbe\u6210\u5171\u8bc6\u3002<\/li>\n<\/ul>\n<pre><code class=\"language-yaml\">discovery.zen.quorum: (N \/ 2) + 1\n<\/code><\/pre>\n<\/li>\n<li>\n<strong>Unicast\u548cStatic Discovery\uff1a<\/strong><\/p>\n<ul>\n<li>\u4f7f\u7528Unicast\u6216Static Discovery\uff0c\u624b\u52a8\u914d\u7f6e\u8282\u70b9\u5217\u8868\uff0c\u907f\u514d\u81ea\u52a8\u53d1\u73b0\u5e26\u6765\u7684\u6f5c\u5728\u95ee\u9898\u3002<\/li>\n<\/ul>\n<pre><code class=\"language-yaml\">discovery.zen.ping.unicast.hosts: [&quot;node1&quot;, &quot;node2&quot;, &quot;node3&quot;]\n<\/code><\/pre>\n<\/li>\n<li>\n<strong>\u96c6\u7fa4\u8282\u70b9\u4e4b\u95f4\u7684\u7a33\u5b9a\u7f51\u7edc\uff1a<\/strong><\/p>\n<ul>\n<li>\u786e\u4fdd\u96c6\u7fa4\u8282\u70b9\u4e4b\u95f4\u7684\u7f51\u7edc\u662f\u7a33\u5b9a\u7684\uff0c\u9632\u6b62\u7531\u4e8e\u7f51\u7edc\u6296\u52a8\u5bfc\u81f4\u7684\u8282\u70b9\u5931\u8054\u3002<\/li>\n<\/ul>\n<\/li>\n<li>\n<strong>\u8282\u70b9\u786c\u4ef6\u548c\u64cd\u4f5c\u7cfb\u7edf\u8c03\u4f18\uff1a<\/strong><\/p>\n<ul>\n<li>\u8fdb\u884c\u8282\u70b9\u786c\u4ef6\u548c\u64cd\u4f5c\u7cfb\u7edf\u7684\u8c03\u4f18\uff0c\u786e\u4fdd\u8282\u70b9\u80fd\u591f\u53ca\u65f6\u54cd\u5e94\u5fc3\u8df3\u68c0\u6d4b\u548c\u96c6\u7fa4\u72b6\u6001\u7684\u53d8\u5316\u3002<\/li>\n<\/ul>\n<\/li>\n<li>\n<strong>\u4f7f\u7528\u4e13\u95e8\u7684Master\u8282\u70b9\uff1a<\/strong><\/p>\n<ul>\n<li>\u5c06\u4e00\u4e9b\u8282\u70b9\u6307\u5b9a\u4e3a\u4e13\u95e8\u7684\u4e3b\u8282\u70b9\uff0c\u4e0d\u53c2\u4e0e\u6570\u636e\u5b58\u50a8\uff0c\u63d0\u9ad8\u4e3b\u8282\u70b9\u7684\u7a33\u5b9a\u6027\u3002<\/li>\n<\/ul>\n<\/li>\n<li>\n<strong>\u5206\u7247\u548c\u526f\u672c\u914d\u7f6e\uff1a<\/strong><\/p>\n<ul>\n<li>\u5408\u7406\u914d\u7f6e\u7d22\u5f15\u7684\u5206\u7247\u548c\u526f\u672c\u6570\uff0c\u786e\u4fdd\u96c6\u7fa4\u80fd\u591f\u5bb9\u5fcd\u67d0\u4e9b\u8282\u70b9\u7684\u4e34\u65f6\u5931\u6548\u3002<\/li>\n<\/ul>\n<\/li>\n<li>\n<strong>\u76d1\u63a7\u548c\u8b66\u62a5\uff1a<\/strong><\/p>\n<ul>\n<li>\u8bbe\u7f6e\u76d1\u63a7\u7cfb\u7edf\uff0c\u5b9a\u671f\u68c0\u67e5\u96c6\u7fa4\u72b6\u6001\uff0c\u5e76\u8bbe\u7f6e\u8b66\u62a5\u673a\u5236\uff0c\u53ca\u65f6\u53d1\u73b0\u6f5c\u5728\u7684\u95ee\u9898\u3002<\/li>\n<\/ul>\n<\/li>\n<\/ol>\n<p>\u4ee5\u4e0a\u7b56\u7565\u53ef\u4ee5\u5728Elasticsearch\u914d\u7f6e\u6587\u4ef6\u4e2d\u8fdb\u884c\u76f8\u5e94\u7684\u8bbe\u7f6e\u3002\u9009\u62e9\u9002\u5f53\u7684\u914d\u7f6e\u7b56\u7565\uff0c\u4ee5\u786e\u4fdd\u5728\u53d1\u751f\u7f51\u7edc\u5206\u533a\u6216\u5176\u4ed6\u95ee\u9898\u65f6\uff0c\u96c6\u7fa4\u80fd\u591f\u4fdd\u6301\u4e00\u81f4\u6027\uff0c\u5e76\u907f\u514d\u8111\u88c2\u7684\u53d1\u751f\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u8111\u88c2\uff08Split Brain\uff09\u662f\u5206\u5e03\u5f0f\u7cfb\u7edf\u4e2d\u4e00\u79cd\u5371\u9669\u7684\u60c5\u51b5\uff0c\u6307\u7684\u662f\u96c6\u7fa4\u4e2d\u7684\u8282\u70b9\u5728\u67d0\u4e9b\u6761\u4ef6\u4e0b\u65e0\u6cd5\u4e92\u76f8\u901a\u4fe1\uff0c\u5bfc\u81f4\u96c6 [&hellip;]<\/p>\n","protected":false},"author":9,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[125],"tags":[],"class_list":["post-16377","post","type-post","status-publish","format-standard","hentry","category-elasticsearch"],"_links":{"self":[{"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/posts\/16377","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=16377"}],"version-history":[{"count":2,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/posts\/16377\/revisions"}],"predecessor-version":[{"id":48440,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/posts\/16377\/revisions\/48440"}],"wp:attachment":[{"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/media?parent=16377"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/categories?post=16377"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/tags?post=16377"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}