{"id":585,"date":"2020-04-15T14:56:51","date_gmt":"2020-04-15T06:56:51","guid":{"rendered":"https:\/\/www.aiqinqin.info\/?p=585"},"modified":"2020-04-22T17:16:26","modified_gmt":"2020-04-22T09:16:26","slug":"elasticsearch%e7%9a%84%e5%9f%ba%e6%9c%ac%e5%8e%9f%e7%90%86","status":"publish","type":"post","link":"https:\/\/www.aiqinqin.info\/?p=585","title":{"rendered":"Elasticsearch\u7684\u57fa\u672c\u539f\u7406\u3010\u8f6c\u8f7d\u3011"},"content":{"rendered":"<blockquote><p>\n  \u539f\u5730\u5740\uff1a https:\/\/mp.weixin.qq.com\/s\/i8SzyuxBl4wMkU9z0Mm03Q\n<\/p><\/blockquote>\n<h5>\u751f\u6d3b\u4e2d\u7684\u6570\u636e<\/h5>\n<p>\u641c\u7d22\u5f15\u64ce\u662f\u5bf9\u6570\u636e\u7684\u68c0\u7d22\uff0c\u6240\u4ee5\u6211\u4eec\u5148\u4ece\u751f\u6d3b\u4e2d\u7684\u6570\u636e\u8bf4\u8d77\u3002\u6211\u4eec\u751f\u6d3b\u4e2d\u7684\u6570\u636e\u603b\u4f53\u5206\u4e3a\u4e24\u79cd\uff1a\u7ed3\u6784\u5316\u6570\u636e \u548c 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apache \u7684 Lucene\u4e86\u3002\u4f46\u662f Lucene \u53ea\u662f\u4e00\u4e2a\u5de5\u5177\u5305\uff0c\u5b83\u4e0d\u662f\u4e00\u4e2a\u5b8c\u6574\u7684\u5168\u6587\u68c0\u7d22\u5f15\u64ce\u3002Lucene\u7684\u76ee\u7684\u662f\u4e3a\u8f6f\u4ef6\u5f00\u53d1\u4eba\u5458\u63d0\u4f9b\u4e00\u4e2a\u7b80\u5355\u6613\u7528\u7684\u5de5\u5177\u5305\uff0c\u4ee5\u65b9\u4fbf\u7684\u5728\u76ee\u6807\u7cfb\u7edf\u4e2d\u5b9e\u73b0\u5168\u6587\u68c0\u7d22\u7684\u529f\u80fd\uff0c\u6216\u8005\u662f\u4ee5\u6b64\u4e3a\u57fa\u7840\u5efa\u7acb\u8d77\u5b8c\u6574\u7684\u5168\u6587\u68c0\u7d22\u5f15\u64ce\u3002\u76ee\u524d\u4ee5 Lucene \u4e3a\u57fa\u7840\u5efa\u7acb\u7684\u5f00\u6e90\u53ef\u7528\u5168\u6587\u641c\u7d22\u5f15\u64ce\u4e3b\u8981\u662f Solr \u548c Elasticsearch\u3002<\/p>\n<p>Solr \u548c Elasticsearch \u90fd\u662f\u6bd4\u8f83\u6210\u719f\u7684\u5168\u6587\u641c\u7d22\u5f15\u64ce\uff0c\u80fd\u5b8c\u6210\u7684\u529f\u80fd\u548c\u6027\u80fd\u4e5f\u57fa\u672c\u4e00\u6837\u3002\u4f46\u662f ES \u672c\u8eab\u5c31\u5177\u6709\u5206\u5e03\u5f0f\u7684\u7279\u6027\u548c\u6613\u5b89\u88c5\u4f7f\u7528\u7684\u7279\u70b9\uff0c\u800cSolr\u7684\u5206\u5e03\u5f0f\u9700\u8981\u501f\u52a9\u7b2c\u4e09\u65b9\u6765\u5b9e\u73b0\uff0c\u4f8b\u5982\u901a\u8fc7\u4f7f\u7528ZooKeeper\u6765\u8fbe\u5230\u5206\u5e03\u5f0f\u534f\u8c03\u7ba1\u7406\u3002\u4e0d\u7ba1\u662f Solr \u8fd8\u662f Elasticsearch \u5e95\u5c42\u90fd\u662f\u4f9d\u8d56\u4e8e Lucene\uff0c\u800c Lucene \u80fd\u5b9e\u73b0\u5168\u6587\u641c\u7d22\u4e3b\u8981\u662f\u56e0\u4e3a\u5b83\u5b9e\u73b0\u4e86\u5012\u6392\u7d22\u5f15\u7684\u67e5\u8be2\u7ed3\u6784\u3002<\/p>\n<p>\u5982\u4f55\u7406\u89e3\u5012\u6392\u7d22\u5f15\u5462\uff1f\u5047\u5982\u73b0\u6709\u4e09\u4efd\u6570\u636e\u6587\u6863\uff0c\u6587\u6863\u7684\u5185\u5bb9\u5982\u4e0b\u5206\u522b\u662f\uff1a<br \/>\nJava is the best programming language.<br \/>\nPHP is the best programming language.<br \/>\nJavascript is the best programming language.<\/p>\n<p>\u4e3a\u4e86\u521b\u5efa\u5012\u6392\u7d22\u5f15\uff0c\u6211\u4eec\u901a\u8fc7\u5206\u8bcd\u5668\u5c06\u6bcf\u4e2a\u6587\u6863\u7684\u5185\u5bb9\u57df\u62c6\u5206\u6210\u5355\u72ec\u7684\u8bcd\uff08\u6211\u4eec\u79f0\u5b83\u4e3a\u8bcd\u6761\u6216 Term\uff09\uff0c\u521b\u5efa\u4e00\u4e2a\u5305\u542b\u6240\u6709\u4e0d\u91cd\u590d\u8bcd\u6761\u7684\u6392\u5e8f\u5217\u8868\uff0c\u7136\u540e\u5217\u51fa\u6bcf\u4e2a\u8bcd\u6761\u51fa\u73b0\u5728\u54ea\u4e2a\u6587\u6863\u3002\u7ed3\u679c\u5982\u4e0b\u6240\u793a\uff1a<\/p>\n<table>\n<thead>\n<tr>\n<th>Term<\/th>\n<th>Doc_1<\/th>\n<th>Doc_2<\/th>\n<th>Doc_3<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>Java<\/td>\n<td>x<\/td>\n<td><\/td>\n<td><\/td>\n<\/tr>\n<tr>\n<td>is<\/td>\n<td>x<\/td>\n<td>x<\/td>\n<td>x<\/td>\n<\/tr>\n<tr>\n<td>the<\/td>\n<td>x<\/td>\n<td>x<\/td>\n<td>x<\/td>\n<\/tr>\n<tr>\n<td>best<\/td>\n<td>x<\/td>\n<td>x<\/td>\n<td>x<\/td>\n<\/tr>\n<tr>\n<td>programming<\/td>\n<td>x<\/td>\n<td>x<\/td>\n<td>x<\/td>\n<\/tr>\n<tr>\n<td>language<\/td>\n<td>x<\/td>\n<td>x<\/td>\n<td>x<\/td>\n<\/tr>\n<tr>\n<td>PHP<\/td>\n<td><\/td>\n<td>x<\/td>\n<td><\/td>\n<\/tr>\n<tr>\n<td>Javascript<\/td>\n<td><\/td>\n<td><\/td>\n<td>x<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>\u8fd9\u79cd\u7ed3\u6784\u7531\u6587\u6863\u4e2d\u6240\u6709\u4e0d\u91cd\u590d\u8bcd\u7684\u5217\u8868\u6784\u6210\uff0c\u5bf9\u4e8e\u5176\u4e2d\u6bcf\u4e2a\u8bcd\u90fd\u6709\u4e00\u4e2a\u6587\u6863\u5217\u8868\u4e0e\u4e4b\u5173\u8054\u3002\u8fd9\u79cd\u7531\u5c5e\u6027\u503c\u6765\u786e\u5b9a\u8bb0\u5f55\u7684\u4f4d\u7f6e\u7684\u7ed3\u6784\u5c31\u662f\u5012\u6392\u7d22\u5f15\u3002\u5e26\u6709\u5012\u6392\u7d22\u5f15\u7684\u6587\u4ef6\u6211\u4eec\u79f0\u4e3a\u5012\u6392\u6587\u4ef6\u3002\u6211\u4eec\u5c06\u4e0a\u9762\u7684\u5185\u5bb9\u8f6c\u6362\u4e3a\u56fe\u7684\u5f62\u5f0f\u6765\u8bf4\u660e\u5012\u6392\u7d22\u5f15\u7684\u7ed3\u6784\u4fe1\u606f\uff0c\u5982\u4e0b\u56fe\u6240\u793a:<br \/>\n<img decoding=\"async\" src=\"https:\/\/www.aiqinqin.info\/wp-content\/uploads\/2020\/04\/1.png\" alt=\"\" \/><\/p>\n<p>\u5176\u4e2d\u4e3b\u8981\u6709\u5982\u4e0b\u51e0\u4e2a\u6838\u5fc3\u672f\u8bed\u9700\u8981\u7406\u89e3\uff1a<\/p>\n<ul>\n<li>\u8bcd\u6761(Term)\uff1a\u7d22\u5f15\u91cc\u9762\u6700\u5c0f\u7684\u5b58\u50a8\u548c\u67e5\u8be2\u5355\u5143\uff0c\u5bf9\u4e8e\u82f1\u6587\u6765\u8bf4\u662f\u4e00\u4e2a\u5355\u8bcd\uff0c\u5bf9\u4e8e\u4e2d\u6587\u6765\u8bf4\u4e00\u822c\u6307\u5206\u8bcd\u540e\u7684\u4e00\u4e2a\u8bcd\u3002<\/li>\n<li>\u8bcd\u5178(Term Dictionary)\uff1a\u6216\u5b57\u5178\uff0c\u662f\u8bcd\u6761Term\u7684\u96c6\u5408\u3002\u641c\u7d22\u5f15\u64ce\u7684\u901a\u5e38\u7d22\u5f15\u5355\u4f4d\u662f\u5355\u8bcd\uff0c\u5355\u8bcd\u8bcd\u5178\u662f\u7531\u6587\u6863\u96c6\u5408\u4e2d\u51fa\u73b0\u8fc7\u7684\u6240\u6709\u5355\u8bcd\u6784\u6210\u7684\u5b57\u7b26\u4e32\u96c6\u5408\uff0c\u5355\u8bcd\u8bcd\u5178\u5185\u6bcf\u6761\u7d22\u5f15\u9879\u8bb0\u8f7d\u5355\u8bcd\u672c\u8eab\u7684\u4e00\u4e9b\u4fe1\u606f\u4ee5\u53ca\u6307\u5411\u201c\u5012\u6392\u5217\u8868\u201d\u7684\u6307\u9488\u3002<\/li>\n<li>\u5012\u6392\u8868(Post list)\uff1a\u4e00\u4e2a\u6587\u6863\u901a\u5e38\u7531\u591a\u4e2a\u8bcd\u7ec4\u6210\uff0c\u5012\u6392\u8868\u8bb0\u5f55\u7684\u662f\u67d0\u4e2a\u8bcd\u5728\u54ea\u4e9b\u6587\u6863\u91cc\u51fa\u73b0\u8fc7\u4ee5\u53ca\u51fa\u73b0\u7684\u4f4d\u7f6e\u3002\u6bcf\u6761\u8bb0\u5f55\u79f0\u4e3a\u4e00\u4e2a\u5012\u6392\u9879(Posting)\u3002\u5012\u6392\u8868\u8bb0\u5f55\u7684\u4e0d\u5355\u662f\u6587\u6863\u7f16\u53f7\uff0c\u8fd8\u5b58\u50a8\u4e86\u8bcd\u9891\u7b49\u4fe1\u606f\u3002<\/li>\n<li>\u5012\u6392\u6587\u4ef6(Inverted File)\uff1a\u6240\u6709\u5355\u8bcd\u7684\u5012\u6392\u5217\u8868\u5f80\u5f80\u987a\u5e8f\u5730\u5b58\u50a8\u5728\u78c1\u76d8\u7684\u67d0\u4e2a\u6587\u4ef6\u91cc\uff0c\u8fd9\u4e2a\u6587\u4ef6\u88ab\u79f0\u4e4b\u4e3a\u5012\u6392\u6587\u4ef6\uff0c\u5012\u6392\u6587\u4ef6\u662f\u5b58\u50a8\u5012\u6392\u7d22\u5f15\u7684\u7269\u7406\u6587\u4ef6\u3002<\/li>\n<\/ul>\n<p>\u4ece\u4e0a\u56fe\u6211\u4eec\u53ef\u4ee5\u4e86\u89e3\u5230\u5012\u6392\u7d22\u5f15\u4e3b\u8981\u7531\u4e24\u4e2a\u90e8\u5206\u7ec4\u6210\uff1a\u8bcd\u5178\u548c\u5012\u6392\u6587\u4ef6\u3002\u8bcd\u5178\u548c\u5012\u6392\u8868\u662fLucene\u4e2d\u5f88\u91cd\u8981\u7684\u4e24\u79cd\u6570\u636e\u7ed3\u6784\uff0c\u662f\u5b9e\u73b0\u5feb\u901f\u68c0\u7d22\u7684\u91cd\u8981\u57fa\u77f3\u3002\u8bcd\u5178\u548c\u5012\u6392\u6587\u4ef6\u662f\u5206\u4e24\u90e8\u5206\u5b58\u50a8\u7684\uff0c\u8bcd\u5178\u5728\u5185\u5b58\u4e2d\u800c\u5012\u6392\u6587\u4ef6\u5b58\u50a8\u5728\u78c1\u76d8\u4e0a\u3002<\/p>\n<h5>ES\u7684\u6838\u5fc3\u6982\u5ff5<\/h5>\n<p>\u4e00\u4e9b\u57fa\u7840\u77e5\u8bc6\u7684\u94fa\u57ab\u4e4b\u540e\u6211\u4eec\u6b63\u5f0f\u8fdb\u5165\u4eca\u5929\u7684\u4e3b\u89d2Elasticsearch\u7684\u4ecb\u7ecd\uff0c ES\u662f\u4f7f\u7528Java\u7f16\u5199\u7684\u4e00\u79cd\u5f00\u6e90\u641c\u7d22\u5f15\u64ce\uff0c\u5b83\u5728\u5185\u90e8\u4f7f\u7528Lucene\u505a\u7d22\u5f15\u4e0e\u641c\u7d22\uff0c\u901a\u8fc7\u5bf9Lucene\u7684\u5c01\u88c5\uff0c\u9690\u85cf\u4e86Lucene\u7684\u590d\u6742\u6027\uff0c\u53d6\u800c\u4ee3\u4e4b\u7684\u63d0\u4f9b\u4e00\u5957\u7b80\u5355\u4e00\u81f4\u7684 RESTful API\u3002\u7136\u800c\uff0cElasticsearch \u4e0d\u4ec5\u4ec5\u662f Lucene\uff0c\u5e76\u4e14\u4e5f\u4e0d\u4ec5\u4ec5\u53ea\u662f\u4e00\u4e2a\u5168\u6587\u641c\u7d22\u5f15\u64ce\u3002\u5b83\u53ef\u4ee5\u88ab\u4e0b\u9762\u8fd9\u6837\u51c6\u786e\u7684\u5f62\u5bb9\uff1a<\/p>\n<ul>\n<li>\u4e00\u4e2a\u5206\u5e03\u5f0f\u7684\u5b9e\u65f6\u6587\u6863\u5b58\u50a8\uff0c\u6bcf\u4e2a\u5b57\u6bb5\u53ef\u4ee5\u88ab\u7d22\u5f15\u4e0e\u641c\u7d22\u3002<\/li>\n<li>\u4e00\u4e2a\u5206\u5e03\u5f0f\u5b9e\u65f6\u5206\u6790\u641c\u7d22\u5f15\u64ce\u3002<\/li>\n<li>\u80fd\u80dc\u4efb\u4e0a\u767e\u4e2a\u670d\u52a1\u8282\u70b9\u7684\u6269\u5c55\uff0c\u5e76\u652f\u6301 PB \u7ea7\u522b\u7684\u7ed3\u6784\u5316\u6216\u8005\u975e\u7ed3\u6784\u5316\u6570\u636e\u3002<\/li>\n<\/ul>\n<p>\u5b98\u7f51\u5bf9Elasticsearch\u7684\u4ecb\u7ecd\u662fElasticsearch \u662f\u4e00\u4e2a\u5206\u5e03\u5f0f\u3001\u53ef\u6269\u5c55\u3001\u8fd1\u5b9e\u65f6\u7684\u641c\u7d22\u4e0e\u6570\u636e\u5206\u6790\u5f15\u64ce\u3002\u6211\u4eec\u901a\u8fc7\u4e00\u4e9b\u6838\u5fc3\u6982\u5ff5\u6765\u770b\u4e0bElasticsearch \u662f\u5982\u4f55\u505a\u5230\u5206\u5e03\u5f0f\uff0c\u53ef\u6269\u5c55\u548c\u8fd1\u5b9e\u65f6\u641c\u7d22\u7684\u3002<\/p>\n<h6>\u96c6\u7fa4\uff08Cluster\uff09<\/h6>\n<p>ES\u7684\u96c6\u7fa4\u642d\u5efa\u5f88\u7b80\u5355\uff0c\u4e0d\u9700\u8981\u4f9d\u8d56\u7b2c\u4e09\u65b9\u534f\u8c03\u7ba1\u7406\u7ec4\u4ef6\uff0c\u81ea\u8eab\u5185\u90e8\u5c31\u5b9e\u73b0\u4e86\u96c6\u7fa4\u7684\u7ba1\u7406\u529f\u80fd\u3002ES\u96c6\u7fa4\u7531\u4e00\u4e2a\u6216\u591a\u4e2aElasticsearch\u8282\u70b9\u7ec4\u6210\uff0c\u6bcf\u4e2a\u8282\u70b9\u914d\u7f6e\u76f8\u540c\u7684 cluster.name \u5373\u53ef\u52a0\u5165\u96c6\u7fa4\uff0c\u9ed8\u8ba4\u503c\u4e3a \u201celasticsearch\u201d\u3002\u786e\u4fdd\u4e0d\u540c\u7684\u73af\u5883\u4e2d\u4f7f\u7528\u4e0d\u540c\u7684\u96c6\u7fa4\u540d\u79f0\uff0c\u5426\u5219\u6700\u7ec8\u4f1a\u5bfc\u81f4\u8282\u70b9\u52a0\u5165\u9519\u8bef\u7684\u96c6\u7fa4\u3002\u4e00\u4e2aElasticsearch\u670d\u52a1\u542f\u52a8\u5b9e\u4f8b\u5c31\u662f\u4e00\u4e2a\u8282\u70b9\uff08Node\uff09\u3002\u8282\u70b9\u901a\u8fc7 node.name\u6765\u8bbe\u7f6e\u8282\u70b9\u540d\u79f0\uff0c\u5982\u679c\u4e0d\u8bbe\u7f6e\u5219\u5728\u542f\u52a8\u65f6\u7ed9\u8282\u70b9\u5206\u914d\u4e00\u4e2a\u968f\u673a\u901a\u7528\u552f\u4e00\u6807\u8bc6\u7b26\u4f5c\u4e3a\u540d\u79f0\u3002<\/p>\n<ol>\n<li>\u53d1\u73b0\u673a\u5236\uff1a<\/li>\n<\/ol>\n<p>\u90a3\u4e48\u6709\u4e00\u4e2a\u95ee\u9898\uff0cES\u5185\u90e8\u662f\u5982\u4f55\u901a\u8fc7\u4e00\u4e2a\u76f8\u540c\u7684\u8bbe\u7f6e cluster.name \u5c31\u80fd\u5c06\u4e0d\u540c\u7684\u8282\u70b9\u8fde\u63a5\u5230\u540c\u4e00\u4e2a\u96c6\u7fa4\u7684\uff1f\u7b54\u6848\u662f ZenDiscovery\u3002Zen Discovery\u662fElasticsearch\u7684\u5185\u7f6e\u9ed8\u8ba4\u53d1\u73b0\u6a21\u5757\uff08\u53d1\u73b0\u6a21\u5757\u7684\u804c\u8d23\u662f\u53d1\u73b0\u96c6\u7fa4\u4e2d\u7684\u8282\u70b9\u4ee5\u53ca\u9009\u4e3emaster\u8282\u70b9\uff09\u3002\u5b83\u63d0\u4f9b\u5355\u64ad\u548c\u57fa\u4e8e\u6587\u4ef6\u7684\u53d1\u73b0\uff0c\u5e76\u4e14\u53ef\u4ee5\u6269\u5c55\u4e3a\u901a\u8fc7\u63d2\u4ef6\u652f\u6301\u4e91\u73af\u5883\u548c\u5176\u4ed6\u5f62\u5f0f\u7684\u53d1\u73b0\u3002Zen Discovery \u4e0e\u5176\u4ed6\u6a21\u5757\u96c6\u6210\uff0c\u4f8b\u5982\uff0c\u8282\u70b9\u4e4b\u95f4\u7684\u6240\u6709\u901a\u4fe1\u90fd\u4f7f\u7528Transport\u6a21\u5757\u5b8c\u6210\u3002\u8282\u70b9\u4f7f\u7528\u53d1\u73b0\u673a\u5236\u901a\u8fc7Ping\u7684\u65b9\u5f0f\u67e5\u627e\u5176\u4ed6\u8282\u70b9\u3002Elasticsearch \u9ed8\u8ba4\u88ab\u914d\u7f6e\u4e3a\u4f7f\u7528\u5355\u64ad\u53d1\u73b0\uff0c\u4ee5\u9632\u6b62\u8282\u70b9\u65e0\u610f\u4e2d\u52a0\u5165\u96c6\u7fa4\u3002\u53ea\u6709\u5728\u540c\u4e00\u53f0\u673a\u5668\u4e0a\u8fd0\u884c\u7684\u8282\u70b9\u624d\u4f1a\u81ea\u52a8\u7ec4\u6210\u96c6\u7fa4\u3002\u5982\u679c\u96c6\u7fa4\u7684\u8282\u70b9\u8fd0\u884c\u5728\u4e0d\u540c\u7684\u673a\u5668\u4e0a\uff0c\u4f7f\u7528\u5355\u64ad\uff0c\u4f60\u53ef\u4ee5\u4e3a Elasticsearch \u63d0\u4f9b\u4e00\u4e9b\u5b83\u5e94\u8be5\u53bb\u5c1d\u8bd5\u8fde\u63a5\u7684\u8282\u70b9\u5217\u8868\u3002\u5f53\u4e00\u4e2a\u8282\u70b9\u8054\u7cfb\u5230\u5355\u64ad\u5217\u8868\u4e2d\u7684\u6210\u5458\u65f6\uff0c\u5b83\u5c31\u4f1a\u5f97\u5230\u6574\u4e2a\u96c6\u7fa4\u6240\u6709\u8282\u70b9\u7684\u72b6\u6001\uff0c\u7136\u540e\u5b83\u4f1a\u8054\u7cfb master \u8282\u70b9\uff0c\u5e76\u52a0\u5165\u96c6\u7fa4\u3002\u8fd9\u610f\u5473\u7740\u5355\u64ad\u5217\u8868\u4e0d\u9700\u8981\u5305\u542b\u96c6\u7fa4\u4e2d\u7684\u6240\u6709\u8282\u70b9\uff0c \u5b83\u53ea\u662f\u9700\u8981\u8db3\u591f\u7684\u8282\u70b9\uff0c\u5f53\u4e00\u4e2a\u65b0\u8282\u70b9\u8054\u7cfb\u4e0a\u5176\u4e2d\u4e00\u4e2a\u5e76\u4e14\u8bf4\u4e0a\u8bdd\u5c31\u53ef\u4ee5\u4e86\u3002\u5982\u679c\u4f60\u4f7f\u7528master \u5019\u9009\u8282\u70b9\u4f5c\u4e3a\u5355\u64ad\u5217\u8868\uff0c\u4f60\u53ea\u8981\u5217\u51fa\u4e09\u4e2a\u5c31\u53ef\u4ee5\u4e86\u3002\u8fd9\u4e2a\u914d\u7f6e\u5728 elasticsearch.yml \u6587\u4ef6\u4e2d\uff1a<\/p>\n<pre><code class=\"\">discovery.zen.ping.unicast.hosts: [\"host1\", \"host2:port\"]\n<\/code><\/pre>\n<p>\u8282\u70b9\u542f\u52a8\u540e\u5148 ping \uff0c\u5982\u679c discovery.zen.ping.unicast.hosts \u6709\u8bbe\u7f6e\uff0c\u5219 ping \u8bbe\u7f6e\u4e2d\u7684 host \uff0c\u5426\u5219\u5c1d\u8bd5 ping localhost \u7684\u51e0\u4e2a\u7aef\u53e3\uff0c Elasticsearch \u652f\u6301\u540c\u4e00\u4e2a\u4e3b\u673a\u542f\u52a8\u591a\u4e2a\u8282\u70b9\uff0c Ping \u7684 response \u4f1a\u5305\u542b\u8be5\u8282\u70b9\u7684\u57fa\u672c\u4fe1\u606f\u4ee5\u53ca\u8be5\u8282\u70b9\u8ba4\u4e3a\u7684 master \u8282\u70b9\u3002\u9009\u4e3e\u5f00\u59cb\uff0c\u5148\u4ece\u5404\u8282\u70b9\u8ba4\u4e3a\u7684 master \u4e2d\u9009\uff0c\u89c4\u5219\u5f88\u7b80\u5355\uff0c\u6309\u7167 id \u7684\u5b57\u5178\u5e8f\u6392\u5e8f\uff0c\u53d6\u7b2c\u4e00\u4e2a\u3002\u5982\u679c\u5404\u8282\u70b9\u90fd\u6ca1\u6709\u8ba4\u4e3a\u7684 master \uff0c\u5219\u4ece\u6240\u6709\u8282\u70b9\u4e2d\u9009\u62e9\uff0c\u89c4\u5219\u540c\u4e0a\u3002\u8fd9\u91cc\u6709\u4e2a\u9650\u5236\u6761\u4ef6\u5c31\u662f discovery.zen.minimum_master_nodes \uff0c\u5982\u679c\u8282\u70b9\u6570\u8fbe\u4e0d\u5230\u6700\u5c0f\u503c\u7684\u9650\u5236\uff0c\u5219\u5faa\u73af\u4e0a\u8ff0\u8fc7\u7a0b\uff0c\u76f4\u5230\u8282\u70b9\u6570\u8db3\u591f\u53ef\u4ee5\u5f00\u59cb\u9009\u4e3e\u3002\u6700\u540e\u9009\u4e3e\u7ed3\u679c\u662f\u80af\u5b9a\u80fd\u9009\u4e3e\u51fa\u4e00\u4e2a master \uff0c\u5982\u679c\u53ea\u6709\u4e00\u4e2a local \u8282\u70b9\u90a3\u5c31\u9009\u51fa\u7684\u662f\u81ea\u5df1\u3002\u5982\u679c\u5f53\u524d\u8282\u70b9\u662f master \uff0c\u5219\u5f00\u59cb\u7b49\u5f85\u8282\u70b9\u6570\u8fbe\u5230 discovery.zen.minimummasternodes\uff0c\u7136\u540e\u63d0\u4f9b\u670d\u52a1\u3002\u5982\u679c\u5f53\u524d\u8282\u70b9\u4e0d\u662f master \uff0c\u5219\u5c1d\u8bd5\u52a0\u5165 master \u3002Elasticsearch \u5c06\u4ee5\u4e0a\u670d\u52a1\u53d1\u73b0\u4ee5\u53ca\u9009\u4e3b\u7684\u6d41\u7a0b\u53eb\u505a ZenDiscovery \u3002\u7531\u4e8e\u5b83\u652f\u6301\u4efb\u610f\u6570\u76ee\u7684\u96c6\u7fa4\uff08 1- N \uff09\uff0c\u6240\u4ee5\u4e0d\u80fd\u50cf Zookeeper \u90a3\u6837\u9650\u5236\u8282\u70b9\u5fc5\u987b\u662f\u5947\u6570\uff0c\u4e5f\u5c31\u65e0\u6cd5\u7528\u6295\u7968\u7684\u673a\u5236\u6765\u9009\u4e3b\uff0c\u800c\u662f\u901a\u8fc7\u4e00\u4e2a\u89c4\u5219\uff0c\u53ea\u8981\u6240\u6709\u7684\u8282\u70b9\u90fd\u9075\u5faa\u540c\u6837\u7684\u89c4\u5219\uff0c\u5f97\u5230\u7684\u4fe1\u606f\u90fd\u662f\u5bf9\u7b49\u7684\uff0c\u9009\u51fa\u6765\u7684\u4e3b\u8282\u70b9\u80af\u5b9a\u662f\u4e00\u81f4\u7684\u3002\u4f46\u5206\u5e03\u5f0f\u7cfb\u7edf\u7684\u95ee\u9898\u5c31\u51fa\u5728\u4fe1\u606f\u4e0d\u5bf9\u7b49\u7684\u60c5\u51b5\uff0c\u8fd9\u65f6\u5019\u5f88\u5bb9\u6613\u51fa\u73b0\u8111\u88c2\uff08 Split-Brain \uff09\u7684\u95ee\u9898\uff0c\u5927\u591a\u6570\u89e3\u51b3\u65b9\u6848\u5c31\u662f\u8bbe\u7f6e\u4e00\u4e2a quorum \u503c\uff0c\u8981\u6c42\u53ef\u7528\u8282\u70b9\u5fc5\u987b\u5927\u4e8e quorum \uff08\u4e00\u822c\u662f\u8d85\u8fc7\u534a\u6570\u8282\u70b9\uff09\uff0c\u624d\u80fd\u5bf9\u5916\u63d0\u4f9b\u670d\u52a1\u3002\u800c Elasticsearch \u4e2d\uff0c\u8fd9\u4e2a quorum \u7684\u914d\u7f6e\u5c31\u662fdiscovery.zen.minimum_master_nodes \u3002<\/p>\n<ol start=\"2\">\n<li>\u8282\u70b9\u7684\u89d2\u8272<\/li>\n<\/ol>\n<p>\u6bcf\u4e2a\u8282\u70b9\u65e2\u53ef\u4ee5\u662f\u5019\u9009\u4e3b\u8282\u70b9\u4e5f\u53ef\u4ee5\u662f\u6570\u636e\u8282\u70b9\uff0c\u901a\u8fc7\u5728\u914d\u7f6e\u6587\u4ef6 ..\/config\/elasticsearch.yml\u4e2d\u8bbe\u7f6e\u5373\u53ef\uff0c\u9ed8\u8ba4\u90fd\u4e3a true<\/p>\n<pre><code class=\"\">node.master: true\/\/\u662f\u5426\u5019\u9009\u4e3b\u8282\u70b9\nnode.data: true\/\/\u662f\u5426\u6570\u636e\u8282\u70b9\n<\/code><\/pre>\n<p>\u6570\u636e\u8282\u70b9\u8d1f\u8d23\u6570\u636e\u7684\u5b58\u50a8\u548c\u76f8\u5173\u7684\u64cd\u4f5c\uff0c\u4f8b\u5982\u5bf9\u6570\u636e\u8fdb\u884c\u589e\u3001\u5220\u3001\u6539\u3001\u67e5\u548c\u805a\u5408\u7b49\u64cd\u4f5c\uff0c\u6240\u4ee5\u6570\u636e\u8282\u70b9\uff08data\u8282\u70b9\uff09\u5bf9\u673a\u5668\u914d\u7f6e\u8981\u6c42\u6bd4\u8f83\u9ad8\uff0c\u5bf9CPU\u3001\u5185\u5b58\u548cI\/O\u7684\u6d88\u8017\u5f88\u5927\u3002\u901a\u5e38\u968f\u7740\u96c6\u7fa4\u7684\u6269\u5927\uff0c\u9700\u8981\u589e\u52a0\u66f4\u591a\u7684\u6570\u636e\u8282\u70b9\u6765\u63d0\u9ad8\u6027\u80fd\u548c\u53ef\u7528\u6027\u3002\u5019\u9009\u4e3b\u8282\u70b9\u53ef\u4ee5\u88ab\u9009\u4e3e\u4e3a\u4e3b\u8282\u70b9\uff08master\u8282\u70b9\uff09\uff0c\u96c6\u7fa4\u4e2d\u53ea\u6709\u5019\u9009\u4e3b\u8282\u70b9\u624d\u6709\u9009\u4e3e\u6743\u548c\u88ab\u9009\u4e3e\u6743\uff0c\u5176\u4ed6\u8282\u70b9\u4e0d\u53c2\u4e0e\u9009\u4e3e\u7684\u5de5\u4f5c\u3002\u4e3b\u8282\u70b9\u8d1f\u8d23\u521b\u5efa\u7d22\u5f15\u3001\u5220\u9664\u7d22\u5f15\u3001\u8ddf\u8e2a\u54ea\u4e9b\u8282\u70b9\u662f\u7fa4\u96c6\u7684\u4e00\u90e8\u5206\uff0c\u5e76\u51b3\u5b9a\u54ea\u4e9b\u5206\u7247\u5206\u914d\u7ed9\u76f8\u5173\u7684\u8282\u70b9\u3001\u8ffd\u8e2a\u96c6\u7fa4\u4e2d\u8282\u70b9\u7684\u72b6\u6001\u7b49\uff0c\u7a33\u5b9a\u7684\u4e3b\u8282\u70b9\u5bf9\u96c6\u7fa4\u7684\u5065\u5eb7\u662f\u975e\u5e38\u91cd\u8981\u7684\u3002<br \/>\n<img decoding=\"async\" src=\"https:\/\/www.aiqinqin.info\/wp-content\/uploads\/2020\/04\/2.png\" alt=\"\" \/><br \/>\n\u4e00\u4e2a\u8282\u70b9\u65e2\u53ef\u4ee5\u662f\u5019\u9009\u4e3b\u8282\u70b9\u4e5f\u53ef\u4ee5\u662f\u6570\u636e\u8282\u70b9\uff0c\u4f46\u662f\u7531\u4e8e\u6570\u636e\u8282\u70b9\u5bf9CPU\u3001\u5185\u5b58\u6838I\/0\u6d88\u8017\u90fd\u5f88\u5927\uff0c\u6240\u4ee5\u5982\u679c\u67d0\u4e2a\u8282\u70b9\u65e2\u662f\u6570\u636e\u8282\u70b9\u53c8\u662f\u4e3b\u8282\u70b9\uff0c\u90a3\u4e48\u53ef\u80fd\u4f1a\u5bf9\u4e3b\u8282\u70b9\u4ea7\u751f\u5f71\u54cd\u4ece\u800c\u5bf9\u6574\u4e2a\u96c6\u7fa4\u7684\u72b6\u6001\u4ea7\u751f\u5f71\u54cd\u3002\u56e0\u6b64\u4e3a\u4e86\u63d0\u9ad8\u96c6\u7fa4\u7684\u5065\u5eb7\u6027\uff0c\u6211\u4eec\u5e94\u8be5\u5bf9Elasticsearch\u96c6\u7fa4\u4e2d\u7684\u8282\u70b9\u505a\u597d\u89d2\u8272\u4e0a\u7684\u5212\u5206\u548c\u9694\u79bb\u3002\u53ef\u4ee5\u4f7f\u7528\u51e0\u4e2a\u914d\u7f6e\u8f83\u4f4e\u7684\u673a\u5668\u7fa4\u4f5c\u4e3a\u5019\u9009\u4e3b\u8282\u70b9\u7fa4\u3002\u4e3b\u8282\u70b9\u548c\u5176\u4ed6\u8282\u70b9\u4e4b\u95f4\u901a\u8fc7Ping\u7684\u65b9\u5f0f\u4e92\u68c0\u67e5\uff0c\u4e3b\u8282\u70b9\u8d1f\u8d23Ping\u6240\u6709\u5176\u4ed6\u8282\u70b9\uff0c\u5224\u65ad\u662f\u5426\u6709\u8282\u70b9\u5df2\u7ecf\u6302\u6389\u3002\u5176\u4ed6\u8282\u70b9\u4e5f\u901a\u8fc7Ping\u7684\u65b9\u5f0f\u5224\u65ad\u4e3b\u8282\u70b9\u662f\u5426\u5904\u4e8e\u53ef\u7528\u72b6\u6001\u3002\u867d\u7136\u5bf9\u8282\u70b9\u505a\u4e86\u89d2\u8272\u533a\u5206\uff0c\u4f46\u662f\u7528\u6237\u7684\u8bf7\u6c42\u53ef\u4ee5\u53d1\u5f80\u4efb\u4f55\u4e00\u4e2a\u8282\u70b9\uff0c\u5e76\u7531\u8be5\u8282\u70b9\u8d1f\u8d23\u5206\u53d1\u8bf7\u6c42\u3001\u6536\u96c6\u7ed3\u679c\u7b49\u64cd\u4f5c\uff0c\u800c\u4e0d\u9700\u8981\u4e3b\u8282\u70b9\u8f6c\u53d1\uff0c\u8fd9\u79cd\u8282\u70b9\u53ef\u79f0\u4e4b\u4e3a\u534f\u8c03\u8282\u70b9\uff0c\u534f\u8c03\u8282\u70b9\u662f\u4e0d\u9700\u8981\u6307\u5b9a\u548c\u914d\u7f6e\u7684\uff0c\u96c6\u7fa4\u4e2d\u7684\u4efb\u4f55\u8282\u70b9\u90fd\u53ef\u4ee5\u5145\u5f53\u534f\u8c03\u8282\u70b9\u7684\u89d2\u8272\u3002<\/p>\n<ol start=\"3\">\n<li>\u8111\u88c2\u73b0\u8c61<\/li>\n<\/ol>\n<p>\u540c\u65f6\u5982\u679c\u7531\u4e8e\u7f51\u7edc\u6216\u5176\u4ed6\u539f\u56e0\u5bfc\u81f4\u96c6\u7fa4\u4e2d\u9009\u4e3e\u51fa\u591a\u4e2aMaster\u8282\u70b9\uff0c\u4f7f\u5f97\u6570\u636e\u66f4\u65b0\u65f6\u51fa\u73b0\u4e0d\u4e00\u81f4\uff0c\u8fd9\u79cd\u73b0\u8c61\u79f0\u4e4b\u4e3a\u8111\u88c2\uff0c\u5373\u96c6\u7fa4\u4e2d\u4e0d\u540c\u7684\u8282\u70b9\u5bf9\u4e8emaster\u7684\u9009\u62e9\u51fa\u73b0\u4e86\u5206\u6b67\uff0c\u51fa\u73b0\u4e86\u591a\u4e2amaster\u7ade\u4e89\u3002\u201c\u8111\u88c2\u201d\u95ee\u9898\u53ef\u80fd\u6709\u4ee5\u4e0b\u51e0\u4e2a\u539f\u56e0\u9020\u6210\uff1a<\/p>\n<p>\u7f51\u7edc\u95ee\u9898\uff1a\u96c6\u7fa4\u95f4\u7684\u7f51\u7edc\u5ef6\u8fdf\u5bfc\u81f4\u4e00\u4e9b\u8282\u70b9\u8bbf\u95ee\u4e0d\u5230master\uff0c\u8ba4\u4e3amaster\u6302\u6389\u4e86\u4ece\u800c\u9009\u4e3e\u51fa\u65b0\u7684master\uff0c\u5e76\u5bf9master\u4e0a\u7684\u5206\u7247\u548c\u526f\u672c\u6807\u7ea2\uff0c\u5206\u914d\u65b0\u7684\u4e3b\u5206\u7247<\/p>\n<p>\u8282\u70b9\u8d1f\u8f7d\uff1a\u4e3b\u8282\u70b9\u7684\u89d2\u8272\u65e2\u4e3amaster\u53c8\u4e3adata\uff0c\u8bbf\u95ee\u91cf\u8f83\u5927\u65f6\u53ef\u80fd\u4f1a\u5bfc\u81f4ES\u505c\u6b62\u54cd\u5e94\uff08\u5047\u6b7b\u72b6\u6001\uff09\u9020\u6210\u5927\u9762\u79ef\u5ef6\u8fdf\uff0c\u6b64\u65f6\u5176\u4ed6\u8282\u70b9\u5f97\u4e0d\u5230\u4e3b\u8282\u70b9\u7684\u54cd\u5e94\u8ba4\u4e3a\u4e3b\u8282\u70b9\u6302\u6389\u4e86\uff0c\u4f1a\u91cd\u65b0\u9009\u53d6\u4e3b\u8282\u70b9\u3002<\/p>\n<p>\u5185\u5b58\u56de\u6536\uff1a\u4e3b\u8282\u70b9\u7684\u89d2\u8272\u65e2\u4e3amaster\u53c8\u4e3adata\uff0c\u5f53data\u8282\u70b9\u4e0a\u7684ES\u8fdb\u7a0b\u5360\u7528\u7684\u5185\u5b58\u8f83\u5927\uff0c\u5f15\u53d1JVM\u7684\u5927\u89c4\u6a21\u5185\u5b58\u56de\u6536\uff0c\u9020\u6210ES\u8fdb\u7a0b\u5931\u53bb\u54cd\u5e94\u3002<\/p>\n<p>\u4e3a\u4e86\u907f\u514d\u8111\u88c2\u73b0\u8c61\u7684\u53d1\u751f\uff0c\u6211\u4eec\u53ef\u4ee5\u4ece\u539f\u56e0\u7740\u624b\u901a\u8fc7\u4ee5\u4e0b\u51e0\u4e2a\u65b9\u9762\u6765\u505a\u51fa\u4f18\u5316\u63aa\u65bd\uff1a\u9002\u5f53\u8c03\u5927\u54cd\u5e94\u65f6\u95f4\uff0c\u51cf\u5c11\u8bef\u5224\u901a\u8fc7\u53c2\u6570 discovery.zen.ping_timeout\u8bbe\u7f6e\u8282\u70b9\u72b6\u6001\u7684\u54cd\u5e94\u65f6\u95f4\uff0c\u9ed8\u8ba4\u4e3a3s\uff0c\u53ef\u4ee5\u9002\u5f53\u8c03\u5927\uff0c\u5982\u679cmaster\u5728\u8be5\u54cd\u5e94\u65f6\u95f4\u7684\u8303\u56f4\u5185\u6ca1\u6709\u505a\u51fa\u54cd\u5e94\u5e94\u7b54\uff0c\u5224\u65ad\u8be5\u8282\u70b9\u5df2\u7ecf\u6302\u6389\u4e86\u3002\u8c03\u5927\u53c2\u6570\uff08\u59826s\uff0cdiscovery.zen.ping_timeout:6\uff09\uff0c\u53ef\u9002\u5f53\u51cf\u5c11\u8bef\u5224\u3002\u9009\u4e3e\u89e6\u53d1\u6211\u4eec\u9700\u8981\u5728\u5019\u9009\u96c6\u7fa4\u4e2d\u7684\u8282\u70b9\u7684\u914d\u7f6e\u6587\u4ef6\u4e2d\u8bbe\u7f6e\u53c2\u6570 discovery.zen.munimum_master_nodes\u7684\u503c\uff0c\u8fd9\u4e2a\u53c2\u6570\u8868\u793a\u5728\u9009\u4e3e\u4e3b\u8282\u70b9\u65f6\u9700\u8981\u53c2\u4e0e\u9009\u4e3e\u7684\u5019\u9009\u4e3b\u8282\u70b9\u7684\u8282\u70b9\u6570\uff0c\u9ed8\u8ba4\u503c\u662f1\uff0c\u5b98\u65b9\u5efa\u8bae\u53d6\u503c (master_eligibel_nodes\/2)+1\uff0c\u5176\u4e2d master_eligibel_nodes\u4e3a\u5019\u9009\u4e3b\u8282\u70b9\u7684\u4e2a\u6570\u3002\u8fd9\u6837\u505a\u65e2\u80fd\u9632\u6b62\u8111\u88c2\u73b0\u8c61\u7684\u53d1\u751f\uff0c\u4e5f\u80fd\u6700\u5927\u9650\u5ea6\u5730\u63d0\u5347\u96c6\u7fa4\u7684\u9ad8\u53ef\u7528\u6027\uff0c\u56e0\u4e3a\u53ea\u8981\u4e0d\u5c11\u4e8ediscovery.zen.munimum_master_nodes\u4e2a\u5019\u9009\u8282\u70b9\u5b58\u6d3b\uff0c\u9009\u4e3e\u5de5\u4f5c\u5c31\u80fd\u6b63\u5e38\u8fdb\u884c\u3002\u5f53\u5c0f\u4e8e\u8fd9\u4e2a\u503c\u7684\u65f6\u5019\uff0c\u65e0\u6cd5\u89e6\u53d1\u9009\u4e3e\u884c\u4e3a\uff0c\u96c6\u7fa4\u65e0\u6cd5\u4f7f\u7528\uff0c\u4e0d\u4f1a\u9020\u6210\u5206\u7247\u6df7\u4e71\u7684\u60c5\u51b5\u3002\u89d2\u8272\u5206\u79bb\u5373\u662f\u4e0a\u9762\u6211\u4eec\u63d0\u5230\u7684\u5019\u9009\u4e3b\u8282\u70b9\u548c\u6570\u636e\u8282\u70b9\u8fdb\u884c\u89d2\u8272\u5206\u79bb\uff0c\u8fd9\u6837\u53ef\u4ee5\u51cf\u8f7b\u4e3b\u8282\u70b9\u7684\u8d1f\u62c5\uff0c\u9632\u6b62\u4e3b\u8282\u70b9\u7684\u5047\u6b7b\u72b6\u6001\u53d1\u751f\uff0c\u51cf\u5c11\u5bf9\u4e3b\u8282\u70b9\u201c\u5df2\u6b7b\u201d\u7684\u8bef\u5224\u3002<\/p>\n<h6>\u5206\u7247(Shards)<\/h6>\n<p>ES\u652f\u6301PB\u7ea7\u5168\u6587\u641c\u7d22\uff0c\u5f53\u7d22\u5f15\u4e0a\u7684\u6570\u636e\u91cf\u592a\u5927\u7684\u65f6\u5019\uff0cES\u901a\u8fc7\u6c34\u5e73\u62c6\u5206\u7684\u65b9\u5f0f\u5c06\u4e00\u4e2a\u7d22\u5f15\u4e0a\u7684\u6570\u636e\u62c6\u5206\u51fa\u6765\u5206\u914d\u5230\u4e0d\u540c\u7684\u6570\u636e\u5757\u4e0a\uff0c\u62c6\u5206\u51fa\u6765\u7684\u6570\u636e\u5e93\u5757\u79f0\u4e4b\u4e3a\u4e00\u4e2a\u5206\u7247\u3002\u8fd9\u7c7b\u4f3c\u4e8eMySql\u7684\u5206\u5e93\u5206\u8868\uff0c\u53ea\u4e0d\u8fc7Mysql\u5206\u5e93\u5206\u8868\u9700\u8981\u501f\u52a9\u7b2c\u4e09\u65b9\u7ec4\u4ef6\u800cES\u5185\u90e8\u81ea\u8eab\u5b9e\u73b0\u4e86\u6b64\u529f\u80fd\u3002\u5728\u4e00\u4e2a\u591a\u5206\u7247\u7684\u7d22\u5f15\u4e2d\u5199\u5165\u6570\u636e\u65f6\uff0c\u901a\u8fc7\u8def\u7531\u6765\u786e\u5b9a\u5177\u4f53\u5199\u5165\u54ea\u4e00\u4e2a\u5206\u7247\u4e2d\uff0c\u6240\u4ee5\u5728\u521b\u5efa\u7d22\u5f15\u7684\u65f6\u5019\u9700\u8981\u6307\u5b9a\u5206\u7247\u7684\u6570\u91cf\uff0c\u5e76\u4e14\u5206\u7247\u7684\u6570\u91cf\u4e00\u65e6\u786e\u5b9a\u5c31\u4e0d\u80fd\u4fee\u6539\u3002\u5206\u7247\u7684\u6570\u91cf\u548c\u4e0b\u9762\u4ecb\u7ecd\u7684\u526f\u672c\u6570\u91cf\u90fd\u662f\u53ef\u4ee5\u901a\u8fc7\u521b\u5efa\u7d22\u5f15\u65f6\u7684 settings\u6765\u914d\u7f6e\uff0cES\u9ed8\u8ba4\u4e3a\u4e00\u4e2a\u7d22\u5f15\u521b\u5efa5\u4e2a\u4e3b\u5206\u7247, \u5e76\u5206\u522b\u4e3a\u6bcf\u4e2a\u5206\u7247\u521b\u5efa\u4e00\u4e2a\u526f\u672c\u3002<\/p>\n<pre><code class=\"\">PUT \/myIndex\n{\n    \"settings\" : {\n        \"number_of_shards\" : 5,\n        \"number_of_replicas\" : 1\n    }\n}\n<\/code><\/pre>\n<p>ES\u901a\u8fc7\u5206\u7247\u7684\u529f\u80fd\u4f7f\u5f97\u7d22\u5f15\u5728\u89c4\u6a21\u4e0a\u548c\u6027\u80fd\u4e0a\u90fd\u5f97\u5230\u63d0\u5347\uff0c\u6bcf\u4e2a\u5206\u7247\u90fd\u662fLucene\u4e2d\u7684\u4e00\u4e2a\u7d22\u5f15\u6587\u4ef6\uff0c\u6bcf\u4e2a\u5206\u7247\u5fc5\u987b\u6709\u4e00\u4e2a\u4e3b\u5206\u7247\u548c\u96f6\u5230\u591a\u4e2a\u526f\u672c\u3002<\/p>\n<h6>\u526f\u672c\uff08Replicas\uff09<\/h6>\n<p>\u526f\u672c\u5c31\u662f\u5bf9\u5206\u7247\u7684Copy\uff0c\u6bcf\u4e2a\u4e3b\u5206\u7247\u90fd\u6709\u4e00\u4e2a\u6216\u591a\u4e2a\u526f\u672c\u5206\u7247\uff0c\u5f53\u4e3b\u5206\u7247\u5f02\u5e38\u65f6\uff0c\u526f\u672c\u53ef\u4ee5\u63d0\u4f9b\u6570\u636e\u7684\u67e5\u8be2\u7b49\u64cd\u4f5c\u3002\u4e3b\u5206\u7247\u548c\u5bf9\u5e94\u7684\u526f\u672c\u5206\u7247\u662f\u4e0d\u4f1a\u5728\u540c\u4e00\u4e2a\u8282\u70b9\u4e0a\u7684\uff0c\u6240\u4ee5\u526f\u672c\u5206\u7247\u6570\u7684\u6700\u5927\u503c\u662f n -1\uff08\u5176\u4e2dn\u4e3a\u8282\u70b9\u6570\uff09\u3002\u5bf9\u6587\u6863\u7684\u65b0\u5efa\u3001\u7d22\u5f15\u548c\u5220\u9664\u8bf7\u6c42\u90fd\u662f\u5199\u64cd\u4f5c\uff0c\u5fc5\u987b\u5728\u4e3b\u5206\u7247\u4e0a\u9762\u5b8c\u6210\u4e4b\u540e\u624d\u80fd\u88ab\u590d\u5236\u5230\u76f8\u5173\u7684\u526f\u672c\u5206\u7247\uff0cES\u4e3a\u4e86\u63d0\u9ad8\u5199\u5165\u7684\u80fd\u529b\u8fd9\u4e2a\u8fc7\u7a0b\u662f\u5e76\u53d1\u5199\u7684\uff0c\u540c\u65f6\u4e3a\u4e86\u89e3\u51b3\u5e76\u53d1\u5199\u7684\u8fc7\u7a0b\u4e2d\u6570\u636e\u51b2\u7a81\u7684\u95ee\u9898\uff0cES\u901a\u8fc7\u4e50\u89c2\u9501\u7684\u65b9\u5f0f\u63a7\u5236\uff0c\u6bcf\u4e2a\u6587\u6863\u90fd\u6709\u4e00\u4e2a _version \uff08\u7248\u672c\uff09\u53f7\uff0c\u5f53\u6587\u6863\u88ab\u4fee\u6539\u65f6\u7248\u672c\u53f7\u9012\u589e\u3002\u4e00\u65e6\u6240\u6709\u7684\u526f\u672c\u5206\u7247\u90fd\u62a5\u544a\u5199\u6210\u529f\u624d\u4f1a\u5411\u534f\u8c03\u8282\u70b9\u62a5\u544a\u6210\u529f\uff0c\u534f\u8c03\u8282\u70b9\u5411\u5ba2\u6237\u7aef\u62a5\u544a\u6210\u529f\u3002<br \/>\n<img decoding=\"async\" src=\"https:\/\/www.aiqinqin.info\/wp-content\/uploads\/2020\/04\/3.png\" alt=\"\" \/><br \/>\n\u4ece\u4e0a\u56fe\u53ef\u4ee5\u770b\u51fa\u4e3a\u4e86\u8fbe\u5230\u9ad8\u53ef\u7528\uff0cMaster\u8282\u70b9\u4f1a\u907f\u514d\u5c06\u4e3b\u5206\u7247\u548c\u526f\u672c\u5206\u7247\u653e\u5728\u540c\u4e00\u4e2a\u8282\u70b9\u4e0a\u3002\u5047\u8bbe\u8fd9\u65f6\u8282\u70b9Node1\u670d\u52a1\u5b95\u673a\u4e86\u6216\u8005\u7f51\u7edc\u4e0d\u53ef\u7528\u4e86\uff0c\u90a3\u4e48\u4e3b\u8282\u70b9\u4e0a\u4e3b\u5206\u7247S0\u4e5f\u5c31\u4e0d\u53ef\u7528\u4e86\u3002\u5e78\u8fd0\u7684\u662f\u8fd8\u5b58\u5728\u53e6\u5916\u4e24\u4e2a\u8282\u70b9\u80fd\u6b63\u5e38\u5de5\u4f5c\uff0c\u8fd9\u65f6ES\u4f1a\u91cd\u65b0\u9009\u4e3e\u65b0\u7684\u4e3b\u8282\u70b9\uff0c\u800c\u4e14\u8fd9\u4e24\u4e2a\u8282\u70b9\u4e0a\u5b58\u5728\u6211\u4eec\u7684\u6240\u9700\u8981\u7684S0\u7684\u6240\u6709\u6570\u636e\uff0c\u6211\u4eec\u4f1a\u5c06S0\u7684\u526f\u672c\u5206\u7247\u63d0\u5347\u4e3a\u4e3b\u5206\u7247\uff0c\u8fd9\u4e2a\u63d0\u5347\u4e3b\u5206\u7247\u7684\u8fc7\u7a0b\u662f\u77ac\u95f4\u53d1\u751f\u7684\u3002\u6b64\u65f6\u96c6\u7fa4\u7684\u72b6\u6001\u5c06\u4f1a\u4e3a yellow\u3002\u4e3a\u4ec0\u4e48\u6211\u4eec\u96c6\u7fa4\u72b6\u6001\u662f yellow \u800c\u4e0d\u662f green \u5462\uff1f\u867d\u7136\u6211\u4eec\u62e5\u6709\u6240\u6709\u76842\u4e2a\u4e3b\u5206\u7247\uff0c\u4f46\u662f\u540c\u65f6\u8bbe\u7f6e\u4e86\u6bcf\u4e2a\u4e3b\u5206\u7247\u9700\u8981\u5bf9\u5e94\u4e24\u4efd\u526f\u672c\u5206\u7247\uff0c\u800c\u6b64\u65f6\u53ea\u5b58\u5728\u4e00\u4efd\u526f\u672c\u5206\u7247\u3002\u6240\u4ee5\u96c6\u7fa4\u4e0d\u80fd\u4e3a green \u7684\u72b6\u6001\u3002\u5982\u679c\u6211\u4eec\u540c\u6837\u5173\u95ed\u4e86 Node2 \uff0c\u6211\u4eec\u7684\u7a0b\u5e8f\u4f9d\u7136\u53ef\u4ee5\u4fdd\u6301\u5728\u4e0d\u4e22\u4efb\u4f55\u6570\u636e\u7684\u60c5\u51b5\u4e0b\u8fd0\u884c\uff0c\u56e0\u4e3aNode3 \u4e3a\u6bcf\u4e00\u4e2a\u5206\u7247\u90fd\u4fdd\u7559\u7740\u4e00\u4efd\u526f\u672c\u3002\u5982\u679c\u6211\u4eec\u91cd\u65b0\u542f\u52a8Node1 \uff0c\u96c6\u7fa4\u53ef\u4ee5\u5c06\u7f3a\u5931\u7684\u526f\u672c\u5206\u7247\u518d\u6b21\u8fdb\u884c\u5206\u914d\uff0c\u90a3\u4e48\u96c6\u7fa4\u7684\u72b6\u6001\u53c8\u5c06\u6062\u590d\u5230\u539f\u6765\u7684\u6b63\u5e38\u72b6\u6001\u3002\u5982\u679cNode1\u4f9d\u7136\u62e5\u6709\u7740\u4e4b\u524d\u7684\u5206\u7247\uff0c\u5b83\u5c06\u5c1d\u8bd5\u53bb\u91cd\u7528\u5b83\u4eec\uff0c\u53ea\u4e0d\u8fc7\u8fd9\u65f6Node1\u8282\u70b9\u4e0a\u7684\u5206\u7247\u4e0d\u518d\u662f\u4e3b\u5206\u7247\u800c\u662f\u526f\u672c\u5206\u7247\u4e86\uff0c\u5982\u679c\u671f\u95f4\u6709\u66f4\u6539\u7684\u6570\u636e\u53ea\u9700\u8981\u4ece\u4e3b\u5206\u7247\u4e0a\u590d\u5236\u4fee\u6539\u7684\u6570\u636e\u6587\u4ef6\u5373\u53ef\u3002<br \/>\n PS\uff1a 1\u3001\u5c06\u6570\u636e\u5206\u7247\u662f\u4e3a\u4e86\u63d0\u9ad8\u53ef\u5904\u7406\u6570\u636e\u7684\u5bb9\u91cf\u548c\u6613\u4e8e\u8fdb\u884c\u6c34\u5e73\u6269\u5c55\uff0c\u4e3a\u5206\u7247\u505a\u526f\u672c\u662f\u4e3a\u4e86\u63d0\u9ad8\u96c6\u7fa4\u7684\u7a33\u5b9a\u6027\u548c\u63d0\u9ad8\u5e76\u53d1\u91cf\u30022\u3001\u526f\u672c\u662f\u4e58\u6cd5\uff0c\u8d8a\u591a\u6d88\u8017\u8d8a\u5927\uff0c\u4f46\u4e5f\u8d8a\u4fdd\u9669\u3002\u5206\u7247\u662f\u9664\u6cd5\uff0c\u5206\u7247\u8d8a\u591a\uff0c\u5355\u5206\u7247\u6570\u636e\u5c31\u8d8a\u5c11\u4e5f\u8d8a\u5206\u6563\u30023\u3001\u526f\u672c\u8d8a\u591a\uff0c\u96c6\u7fa4\u7684\u53ef\u7528\u6027\u5c31\u8d8a\u9ad8\uff0c\u4f46\u662f\u7531\u4e8e\u6bcf\u4e2a\u5206\u7247\u90fd\u76f8\u5f53\u4e8e\u4e00\u4e2aLucene\u7684\u7d22\u5f15\u6587\u4ef6\uff0c\u4f1a\u5360\u7528\u4e00\u5b9a\u7684\u6587\u4ef6\u53e5\u67c4\u3001\u5185\u5b58\u53caCPU\uff0c\u5e76\u4e14\u5206\u7247\u95f4\u7684\u6570\u636e\u540c\u6b65\u4e5f\u4f1a\u5360\u7528\u4e00\u5b9a\u7684\u7f51\u7edc\u5e26\u5bbd\uff0c\u6240\u4ee5\u7d22\u5f15\u7684\u5206\u7247\u6570\u548c\u526f\u672c\u6570\u4e5f\u4e0d\u662f\u8d8a\u591a\u8d8a\u597d\u3002<\/p>\n<h6>\u6620\u5c04\uff08Mapping\uff09<\/h6>\n<p>\u6620\u5c04\u662f\u7528\u4e8e\u5b9a\u4e49ES\u5bf9\u7d22\u5f15\u4e2d\u5b57\u6bb5\u7684\u5b58\u50a8\u7c7b\u578b\u3001\u5206\u8bcd\u65b9\u5f0f\u548c\u662f\u5426\u5b58\u50a8\u7b49\u4fe1\u606f\uff0c\u5c31\u50cf\u6570\u636e\u5e93\u4e2d\u7684 schema \uff0c\u63cf\u8ff0\u4e86\u6587\u6863\u53ef\u80fd\u5177\u6709\u7684\u5b57\u6bb5\u6216\u5c5e\u6027\u3001\u6bcf\u4e2a\u5b57\u6bb5\u7684\u6570\u636e\u7c7b\u578b\u3002\u53ea\u4e0d\u8fc7\u5173\u7cfb\u578b\u6570\u636e\u5e93\u5efa\u8868\u65f6\u5fc5\u987b\u6307\u5b9a\u5b57\u6bb5\u7c7b\u578b\uff0c\u800cES\u5bf9\u4e8e\u5b57\u6bb5\u7c7b\u578b\u53ef\u4ee5\u4e0d\u6307\u5b9a\u7136\u540e\u52a8\u6001\u5bf9\u5b57\u6bb5\u7c7b\u578b\u731c\u6d4b\uff0c\u4e5f\u53ef\u4ee5\u5728\u521b\u5efa\u7d22\u5f15\u65f6\u5177\u4f53\u6307\u5b9a\u5b57\u6bb5\u7684\u7c7b\u578b\u3002\u5bf9\u5b57\u6bb5\u7c7b\u578b\u6839\u636e\u6570\u636e\u683c\u5f0f\u81ea\u52a8\u8bc6\u522b\u7684\u6620\u5c04\u79f0\u4e4b\u4e3a\u52a8\u6001\u6620\u5c04\uff08Dynamic mapping\uff09\uff0c\u6211\u4eec\u521b\u5efa\u7d22\u5f15\u65f6\u5177\u4f53\u5b9a\u4e49\u5b57\u6bb5\u7c7b\u578b\u7684\u6620\u5c04\u79f0\u4e4b\u4e3a\u9759\u6001\u6620\u5c04\u6216\u663e\u793a\u6620\u5c04\uff08Explicit mapping\uff09\u3002\u5728\u8bb2\u89e3\u52a8\u6001\u6620\u5c04\u548c\u9759\u6001\u6620\u5c04\u7684\u4f7f\u7528\u524d\uff0c\u6211\u4eec\u5148\u6765\u4e86\u89e3\u4e0bES\u4e2d\u7684\u6570\u636e\u6709\u54ea\u4e9b\u5b57\u6bb5\u7c7b\u578b\uff1f\u4e4b\u540e\u6211\u4eec\u518d\u8bb2\u89e3\u4e3a\u4ec0\u4e48\u6211\u4eec\u521b\u5efa\u7d22\u5f15\u65f6\u9700\u8981\u5efa\u7acb\u9759\u6001\u6620\u5c04\u800c\u4e0d\u4f7f\u7528\u52a8\u6001\u6620\u5c04\u3002ES\uff08v6.8\uff09\u4e2d\u5b57\u6bb5\u6570\u636e\u7c7b\u578b\u4e3b\u8981\u6709\u4ee5\u4e0b\u51e0\u7c7b\uff1a<\/p>\n<table>\n<thead>\n<tr>\n<th>\u7c7b\u522b<\/th>\n<th>\u6570\u636e\u7c7b\u578b<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>\u6838\u5fc3\u7c7b\u578b<\/td>\n<td>text, keywords, long, integer, short, double, data, boolean\u7b49\u7b49<\/td>\n<\/tr>\n<tr>\n<td>\u590d\u6742\u7c7b\u578b<\/td>\n<td>Object, Nested<\/td>\n<\/tr>\n<tr>\n<td>\u5730\u7406\u7c7b\u578b<\/td>\n<td>geopoint, geoshape<\/td>\n<\/tr>\n<tr>\n<td>\u7279\u6b8a\u7c7b\u578b<\/td>\n<td>ip, completion, token_count, join\u7b49\u7b49<\/td>\n<\/tr>\n<tr>\n<td>&#8230;<\/td>\n<td>&#8230;<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>text \u7528\u4e8e\u7d22\u5f15\u5168\u6587\u503c\u7684\u5b57\u6bb5\uff0c\u4f8b\u5982\u7535\u5b50\u90ae\u4ef6\u6b63\u6587\u6216\u4ea7\u54c1\u8bf4\u660e\u3002\u8fd9\u4e9b\u5b57\u6bb5\u662f\u88ab\u5206\u8bcd\u7684\uff0c\u5b83\u4eec\u901a\u8fc7\u5206\u8bcd\u5668\u4f20\u9012 \uff0c\u4ee5\u5728\u88ab\u7d22\u5f15\u4e4b\u524d\u5c06\u5b57\u7b26\u4e32\u8f6c\u6362\u4e3a\u5355\u4e2a\u672f\u8bed\u7684\u5217\u8868\u3002\u5206\u6790\u8fc7\u7a0b\u5141\u8bb8Elasticsearch\u641c\u7d22\u5355\u4e2a\u5355\u8bcd\u4e2d\u6bcf\u4e2a\u5b8c\u6574\u7684\u6587\u672c\u5b57\u6bb5\u3002\u6587\u672c\u5b57\u6bb5\u4e0d\u7528\u4e8e\u6392\u5e8f\uff0c\u5f88\u5c11\u7528\u4e8e\u805a\u5408\u3002keyword \u7528\u4e8e\u7d22\u5f15\u7ed3\u6784\u5316\u5185\u5bb9\u7684\u5b57\u6bb5\uff0c\u4f8b\u5982\u7535\u5b50\u90ae\u4ef6\u5730\u5740\uff0c\u4e3b\u673a\u540d\uff0c\u72b6\u6001\u4ee3\u7801\uff0c\u90ae\u653f\u7f16\u7801\u6216\u6807\u7b7e\u3002\u5b83\u4eec\u901a\u5e38\u7528\u4e8e\u8fc7\u6ee4\uff0c\u6392\u5e8f\uff0c\u548c\u805a\u5408\u3002keyword\u5b57\u6bb5\u53ea\u80fd\u6309\u5176\u786e\u5207\u503c\u8fdb\u884c\u641c\u7d22\u3002\u901a\u8fc7\u5bf9\u5b57\u6bb5\u7c7b\u578b\u7684\u4e86\u89e3\u6211\u4eec\u77e5\u9053\u6709\u4e9b\u5b57\u6bb5\u9700\u8981\u660e\u786e\u5b9a\u4e49\u7684\uff0c\u4f8b\u5982\u67d0\u4e2a\u5b57\u6bb5\u662ftext\u7c7b\u578b\u8fd8\u662fkeword\u7c7b\u578b\u5dee\u522b\u662f\u5f88\u5927\u7684\uff0c\u65f6\u95f4\u5b57\u6bb5\u4e5f\u8bb8\u6211\u4eec\u9700\u8981\u6307\u5b9a\u5b83\u7684\u65f6\u95f4\u683c\u5f0f\uff0c\u8fd8\u6709\u4e00\u4e9b\u5b57\u6bb5\u6211\u4eec\u9700\u8981\u6307\u5b9a\u7279\u5b9a\u7684\u5206\u8bcd\u5668\u7b49\u7b49\u3002\u5982\u679c\u91c7\u7528\u52a8\u6001\u6620\u5c04\u662f\u4e0d\u80fd\u7cbe\u786e\u505a\u5230\u8fd9\u4e9b\u7684\uff0c\u81ea\u52a8\u8bc6\u522b\u5e38\u5e38\u4f1a\u4e0e\u6211\u4eec\u671f\u671b\u7684\u6709\u4e9b\u5dee\u5f02\u3002\u6240\u4ee5\u521b\u5efa\u7d22\u5f15\u7ed9\u7684\u65f6\u5019\u4e00\u4e2a\u5b8c\u6574\u7684\u683c\u5f0f\u5e94\u8be5\u662f\u6307\u5b9a\u5206\u7247\u548c\u526f\u672c\u6570\u4ee5\u53caMapping\u7684\u5b9a\u4e49\uff0c\u5982\u4e0b\uff1a<\/p>\n<pre><code class=\"\">PUT my_index\n{\n    \"settings\": {\n        \"number_of_shards\": 5,\n        \"number_of_replicas\": 1\n    }\n    \"mappings\": {\n        \"_doc\": {\n            \"properties\": {\n                \"title\": { \"type\": \"text\" },\n                \"name\": { \"type\": \"text\" },\n                \"age\": { \"type\": \"integer\" },\n                \"created\":  {\n                    \"type\": \"date\",\n                    \"format\": \"strict_date_optional_time||epoch_millis\"\n                }\n            }\n        }\n    }\n}\n<\/code><\/pre>\n<h5>ES\u7684\u673a\u5236\u539f\u7406<\/h5>\n<p>ES\u7684\u57fa\u672c\u6982\u5ff5\u548c\u57fa\u672c\u64cd\u4f5c\u4ecb\u7ecd\u5b8c\u4e86\u4e4b\u540e\u6211\u4eec\u53ef\u80fd\u8fd8\u6709\u5f88\u591a\u7591\u60d1\uff0c\u5b83\u4eec\u5185\u90e8\u662f\u5982\u4f55\u8fd0\u884c\u7684\uff1f\u4e3b\u5206\u7247\u548c\u526f\u672c\u5206\u7247\u662f\u5982\u4f55\u540c\u6b65\u7684\uff1f\u521b\u5efa\u7d22\u5f15\u7684\u6d41\u7a0b\u662f\u4ec0\u4e48\u6837\u7684\uff1fES\u5982\u4f55\u5c06\u7d22\u5f15\u6570\u636e\u5206\u914d\u5230\u4e0d\u540c\u7684\u5206\u7247\u4e0a\u7684\uff1f\u4ee5\u53ca\u8fd9\u4e9b\u7d22\u5f15\u6570\u636e\u662f\u5982\u4f55\u5b58\u50a8\u7684\uff1f\u4e3a\u4ec0\u4e48\u8bf4ES\u662f\u8fd1\u5b9e\u65f6\u641c\u7d22\u5f15\u64ce\u800c\u6587\u6863\u7684 CRUD (\u521b\u5efa-\u8bfb\u53d6-\u66f4\u65b0-\u5220\u9664) \u64cd\u4f5c\u662f\u5b9e\u65f6\u7684\uff1f\u4ee5\u53caElasticsearch \u662f\u600e\u6837\u4fdd\u8bc1\u66f4\u65b0\u88ab\u6301\u4e45\u5316\u5728\u65ad\u7535\u65f6\u4e5f\u4e0d\u4e22\u5931\u6570\u636e\uff1f\u8fd8\u6709\u4e3a\u4ec0\u4e48\u5220\u9664\u6587\u6863\u4e0d\u4f1a\u7acb\u523b\u91ca\u653e\u7a7a\u95f4\uff1f\u5e26\u7740\u8fd9\u4e9b\u7591\u95ee\u6211\u4eec\u8fdb\u5165\u63a5\u4e0b\u6765\u7684\u5185\u5bb9\u3002<\/p>\n<h6>\u5199\u7d22\u5f15\u539f\u7406<\/h6>\n<p>\u4e0b\u56fe\u63cf\u8ff0\u4e863\u4e2a\u8282\u70b9\u7684\u96c6\u7fa4\uff0c\u5171\u62e5\u670912\u4e2a\u5206\u7247\uff0c\u5176\u4e2d\u67094\u4e2a\u4e3b\u5206\u7247\uff08S0\u3001S1\u3001S2\u3001S3\uff09\u548c8\u4e2a\u526f\u672c\u5206\u7247\uff08R0\u3001R1\u3001R2\u3001R3\uff09\uff0c\u6bcf\u4e2a\u4e3b\u5206\u7247\u5bf9\u5e94\u4e24\u4e2a\u526f\u672c\u5206\u7247\uff0c\u8282\u70b91\u662f\u4e3b\u8282\u70b9\uff08Master\u8282\u70b9\uff09\u8d1f\u8d23\u6574\u4e2a\u96c6\u7fa4\u7684\u72b6\u6001\u3002<br \/>\n<img decoding=\"async\" src=\"https:\/\/www.aiqinqin.info\/wp-content\/uploads\/2020\/04\/4.png\" alt=\"\" \/><\/p>\n<p>\u5199\u7d22\u5f15\u662f\u53ea\u80fd\u5199\u5728\u4e3b\u5206\u7247\u4e0a\uff0c\u7136\u540e\u540c\u6b65\u5230\u526f\u672c\u5206\u7247\u3002\u8fd9\u91cc\u6709\u56db\u4e2a\u4e3b\u5206\u7247\uff0c\u4e00\u6761\u6570\u636eES\u662f\u6839\u636e\u4ec0\u4e48\u89c4\u5219\u5199\u5230\u7279\u5b9a\u5206\u7247\u4e0a\u7684\u5462\uff1f\u8fd9\u6761\u7d22\u5f15\u6570\u636e\u4e3a\u4ec0\u4e48\u88ab\u5199\u5230S0\u4e0a\u800c\u4e0d\u5199\u5230S1\u6216S2\u4e0a\uff1f\u90a3\u6761\u6570\u636e\u4e3a\u4ec0\u4e48\u53c8\u88ab\u5199\u5230S3\u4e0a\u800c\u4e0d\u5199\u5230S0\u4e0a\u4e86\uff1f\u9996\u5148\u8fd9\u80af\u5b9a\u4e0d\u4f1a\u662f\u968f\u673a\u7684\uff0c\u5426\u5219\u5c06\u6765\u8981\u83b7\u53d6\u6587\u6863\u7684\u65f6\u5019\u6211\u4eec\u5c31\u4e0d\u77e5\u9053\u4ece\u4f55\u5904\u5bfb\u627e\u4e86\u3002\u5b9e\u9645\u4e0a\uff0c\u8fd9\u4e2a\u8fc7\u7a0b\u662f\u6839\u636e\u4e0b\u9762\u8fd9\u4e2a\u516c\u5f0f\u51b3\u5b9a\u7684\uff1a<\/p>\n<pre><code class=\"\">shard = hash(routing) % number_of_primary_shards\n<\/code><\/pre>\n<p>routing \u662f\u4e00\u4e2a\u53ef\u53d8\u503c\uff0c\u9ed8\u8ba4\u662f\u6587\u6863\u7684 _id \uff0c\u4e5f\u53ef\u4ee5\u8bbe\u7f6e\u6210\u4e00\u4e2a\u81ea\u5b9a\u4e49\u7684\u503c\u3002routing \u901a\u8fc7 hash \u51fd\u6570\u751f\u6210\u4e00\u4e2a\u6570\u5b57\uff0c\u7136\u540e\u8fd9\u4e2a\u6570\u5b57\u518d\u9664\u4ee5 number_of_primary_shards \uff08\u4e3b\u5206\u7247\u7684\u6570\u91cf\uff09\u540e\u5f97\u5230\u4f59\u6570 \u3002\u8fd9\u4e2a\u5728 0 \u5230 numberofprimary_shards-1 \u4e4b\u95f4\u7684\u4f59\u6570\uff0c\u5c31\u662f\u6211\u4eec\u6240\u5bfb\u6c42\u7684\u6587\u6863\u6240\u5728\u5206\u7247\u7684\u4f4d\u7f6e\u3002\u8fd9\u5c31\u89e3\u91ca\u4e86\u4e3a\u4ec0\u4e48\u6211\u4eec\u8981\u5728\u521b\u5efa\u7d22\u5f15\u7684\u65f6\u5019\u5c31\u786e\u5b9a\u597d\u4e3b\u5206\u7247\u7684\u6570\u91cf\u5e76\u4e14\u6c38\u8fdc\u4e0d\u4f1a\u6539\u53d8\u8fd9\u4e2a\u6570\u91cf\uff1a\u56e0\u4e3a\u5982\u679c\u6570\u91cf\u53d8\u5316\u4e86\uff0c\u90a3\u4e48\u6240\u6709\u4e4b\u524d\u8def\u7531\u7684\u503c\u90fd\u4f1a\u65e0\u6548\uff0c\u6587\u6863\u4e5f\u518d\u4e5f\u627e\u4e0d\u5230\u4e86\u3002\u7531\u4e8e\u5728ES\u96c6\u7fa4\u4e2d\u6bcf\u4e2a\u8282\u70b9\u901a\u8fc7\u4e0a\u9762\u7684\u8ba1\u7b97\u516c\u5f0f\u90fd\u77e5\u9053\u96c6\u7fa4\u4e2d\u7684\u6587\u6863\u7684\u5b58\u653e\u4f4d\u7f6e\uff0c\u6240\u4ee5\u6bcf\u4e2a\u8282\u70b9\u90fd\u6709\u5904\u7406\u8bfb\u5199\u8bf7\u6c42\u7684\u80fd\u529b\u3002\u5728\u4e00\u4e2a\u5199\u8bf7\u6c42\u88ab\u53d1\u9001\u5230\u67d0\u4e2a\u8282\u70b9\u540e\uff0c\u8be5\u8282\u70b9\u5373\u4e3a\u524d\u9762\u8bf4\u8fc7\u7684\u534f\u8c03\u8282\u70b9\uff0c\u534f\u8c03\u8282\u70b9\u4f1a\u6839\u636e\u8def\u7531\u516c\u5f0f\u8ba1\u7b97\u51fa\u9700\u8981\u5199\u5230\u54ea\u4e2a\u5206\u7247\u4e0a\uff0c\u518d\u5c06\u8bf7\u6c42\u8f6c\u53d1\u5230\u8be5\u5206\u7247\u7684\u4e3b\u5206\u7247\u8282\u70b9\u4e0a\u3002\u5047\u5982\u6b64\u65f6\u6570\u636e\u901a\u8fc7\u8def\u7531\u8ba1\u7b97\u516c\u5f0f\u53d6\u4f59\u540e\u5f97\u5230\u7684\u503c\u662f shard = hash(routing) % 4 = 0\uff0c\u5219\u5177\u4f53\u6d41\u7a0b\u5982\u4e0b\uff1a<br \/>\n<img decoding=\"async\" src=\"https:\/\/www.aiqinqin.info\/wp-content\/uploads\/2020\/04\/5.png\" alt=\"\" \/><\/p>\n<ol>\n<li>\u5ba2\u6237\u7aef\u5411ES1\u8282\u70b9\uff08\u534f\u8c03\u8282\u70b9\uff09\u53d1\u9001\u5199\u8bf7\u6c42\uff0c\u901a\u8fc7\u8def\u7531\u8ba1\u7b97\u516c\u5f0f\u5f97\u5230\u503c\u4e3a0\uff0c\u5219\u5f53\u524d\u6570\u636e\u5e94\u88ab\u5199\u5230\u4e3b\u5206\u7247S0\u4e0a\u3002<\/li>\n<li>ES1\u8282\u70b9\u5c06\u8bf7\u6c42\u8f6c\u53d1\u5230S0\u4e3b\u5206\u7247\u6240\u5728\u7684\u8282\u70b9ES3\uff0cES3\u63a5\u53d7\u8bf7\u6c42\u5e76\u5199\u5165\u5230\u78c1\u76d8\u3002<\/li>\n<li>\u5e76\u53d1\u5c06\u6570\u636e\u590d\u5236\u5230\u4e24\u4e2a\u526f\u672c\u5206\u7247R0\u4e0a\uff0c\u5176\u4e2d\u901a\u8fc7\u4e50\u89c2\u5e76\u53d1\u63a7\u5236\u6570\u636e\u7684\u51b2\u7a81\u3002\u4e00\u65e6\u6240\u6709\u7684\u526f\u672c\u5206\u7247\u90fd\u62a5\u544a\u6210\u529f\uff0c\u5219\u8282\u70b9ES3\u5c06\u5411\u534f\u8c03\u8282\u70b9\u62a5\u544a\u6210\u529f\uff0c\u534f\u8c03\u8282\u70b9\u5411\u5ba2\u6237\u7aef\u62a5\u544a\u6210\u529f\u3002<\/li>\n<\/ol>\n<h6>\u5b58\u50a8\u539f\u7406<\/h6>\n<p>\u4e0a\u9762\u4ecb\u7ecd\u4e86\u5728ES\u5185\u90e8\u7d22\u5f15\u7684\u5199\u5904\u7406\u6d41\u7a0b\uff0c\u8fd9\u4e2a\u6d41\u7a0b\u662f\u5728ES\u7684\u5185\u5b58\u4e2d\u6267\u884c\u7684\uff0c\u6570\u636e\u88ab\u5206\u914d\u5230\u7279\u5b9a\u7684\u5206\u7247\u548c\u526f\u672c\u4e0a\u4e4b\u540e\uff0c\u6700\u7ec8\u662f\u5b58\u50a8\u5230\u78c1\u76d8\u4e0a\u7684\uff0c\u8fd9\u6837\u5728\u65ad\u7535\u7684\u65f6\u5019\u5c31\u4e0d\u4f1a\u4e22\u5931\u6570\u636e\u3002\u5177\u4f53\u7684\u5b58\u50a8\u8def\u5f84\u53ef\u5728\u914d\u7f6e\u6587\u4ef6 ..\/config\/elasticsearch.yml\u4e2d\u8fdb\u884c\u8bbe\u7f6e\uff0c\u9ed8\u8ba4\u5b58\u50a8\u5728\u5b89\u88c5\u76ee\u5f55\u7684data\u6587\u4ef6\u5939\u4e0b\u3002\u5efa\u8bae\u4e0d\u8981\u4f7f\u7528\u9ed8\u8ba4\u503c\uff0c\u56e0\u4e3a\u82e5ES\u8fdb\u884c\u4e86\u5347\u7ea7\uff0c\u5219\u6709\u53ef\u80fd\u5bfc\u81f4\u6570\u636e\u5168\u90e8\u4e22\u5931\u3002<\/p>\n<pre><code class=\"\">path.data: \/path\/to\/data  \/\/\u7d22\u5f15\u6570\u636e\npath.logs: \/path\/to\/logs  \/\/\u65e5\u5fd7\u8bb0\u5f55\n<\/code><\/pre>\n<ol>\n<li>\u5206\u6bb5\u5b58\u50a8<\/li>\n<\/ol>\n<p>\u7d22\u5f15\u6587\u6863\u4ee5\u6bb5\u7684\u5f62\u5f0f\u5b58\u50a8\u5728\u78c1\u76d8\u4e0a\uff0c\u4f55\u4e3a\u6bb5\uff1f\u7d22\u5f15\u6587\u4ef6\u88ab\u62c6\u5206\u4e3a\u591a\u4e2a\u5b50\u6587\u4ef6\uff0c\u5219\u6bcf\u4e2a\u5b50\u6587\u4ef6\u53eb\u4f5c\u6bb5\uff0c \u6bcf\u4e00\u4e2a\u6bb5\u672c\u8eab\u90fd\u662f\u4e00\u4e2a\u5012\u6392\u7d22\u5f15\uff0c\u5e76\u4e14\u6bb5\u5177\u6709\u4e0d\u53d8\u6027\uff0c\u4e00\u65e6\u7d22\u5f15\u7684\u6570\u636e\u88ab\u5199\u5165\u786c\u76d8\uff0c\u5c31\u4e0d\u53ef\u518d\u4fee\u6539\u3002\u5728\u5e95\u5c42\u91c7\u7528\u4e86\u5206\u6bb5\u7684\u5b58\u50a8\u6a21\u5f0f\uff0c\u4f7f\u5b83\u5728\u8bfb\u5199\u65f6\u51e0\u4e4e\u5b8c\u5168\u907f\u514d\u4e86\u9501\u7684\u51fa\u73b0\uff0c\u5927\u5927\u63d0\u5347\u4e86\u8bfb\u5199\u6027\u80fd\u3002<\/p>\n<p>\u6bb5\u88ab\u5199\u5165\u5230\u78c1\u76d8\u540e\u4f1a\u751f\u6210\u4e00\u4e2a\u63d0\u4ea4\u70b9\uff0c\u63d0\u4ea4\u70b9\u662f\u4e00\u4e2a\u7528\u6765\u8bb0\u5f55\u6240\u6709\u63d0\u4ea4\u540e\u6bb5\u4fe1\u606f\u7684\u6587\u4ef6\u3002\u4e00\u4e2a\u6bb5\u4e00\u65e6\u62e5\u6709\u4e86\u63d0\u4ea4\u70b9\uff0c\u5c31\u8bf4\u660e\u8fd9\u4e2a\u6bb5\u53ea\u6709\u8bfb\u7684\u6743\u9650\uff0c\u5931\u53bb\u4e86\u5199\u7684\u6743\u9650\u3002\u76f8\u53cd\uff0c\u5f53\u6bb5\u5728\u5185\u5b58\u4e2d\u65f6\uff0c\u5c31\u53ea\u6709\u5199\u7684\u6743\u9650\uff0c\u800c\u4e0d\u5177\u5907\u8bfb\u6570\u636e\u7684\u6743\u9650\uff0c\u610f\u5473\u7740\u4e0d\u80fd\u88ab\u68c0\u7d22\u3002<\/p>\n<p>\u6bb5\u7684\u6982\u5ff5\u63d0\u51fa\u4e3b\u8981\u662f\u56e0\u4e3a\uff1a\u5728\u65e9\u671f\u5168\u6587\u68c0\u7d22\u4e2d\u4e3a\u6574\u4e2a\u6587\u6863\u96c6\u5408\u5efa\u7acb\u4e86\u4e00\u4e2a\u5f88\u5927\u7684\u5012\u6392\u7d22\u5f15\uff0c\u5e76\u5c06\u5176\u5199\u5165\u78c1\u76d8\u4e2d\u3002\u5982\u679c\u7d22\u5f15\u6709\u66f4\u65b0\uff0c\u5c31\u9700\u8981\u91cd\u65b0\u5168\u91cf\u521b\u5efa\u4e00\u4e2a\u7d22\u5f15\u6765\u66ff\u6362\u539f\u6765\u7684\u7d22\u5f15\u3002\u8fd9\u79cd\u65b9\u5f0f\u5728\u6570\u636e\u91cf\u5f88\u5927\u65f6\u6548\u7387\u5f88\u4f4e\uff0c\u5e76\u4e14\u7531\u4e8e\u521b\u5efa\u4e00\u6b21\u7d22\u5f15\u7684\u6210\u672c\u5f88\u9ad8\uff0c\u6240\u4ee5\u5bf9\u6570\u636e\u7684\u66f4\u65b0\u4e0d\u80fd\u8fc7\u4e8e\u9891\u7e41\uff0c\u4e5f\u5c31\u4e0d\u80fd\u4fdd\u8bc1\u65f6\u6548\u6027\u3002<\/p>\n<p>\u7d22\u5f15\u6587\u4ef6\u5206\u6bb5\u5b58\u50a8\u5e76\u4e14\u4e0d\u53ef\u4fee\u6539\uff0c\u90a3\u4e48\u65b0\u589e\u3001\u66f4\u65b0\u548c\u5220\u9664\u5982\u4f55\u5904\u7406\u5462\uff1f<\/p>\n<ul>\n<li>\u65b0\u589e\uff0c\u65b0\u589e\u5f88\u597d\u5904\u7406\uff0c\u7531\u4e8e\u6570\u636e\u662f\u65b0\u7684\uff0c\u6240\u4ee5\u53ea\u9700\u8981\u5bf9\u5f53\u524d\u6587\u6863\u65b0\u589e\u4e00\u4e2a\u6bb5\u5c31\u53ef\u4ee5\u4e86\u3002<\/li>\n<li>\u5220\u9664\uff0c\u7531\u4e8e\u4e0d\u53ef\u4fee\u6539\uff0c\u6240\u4ee5\u5bf9\u4e8e\u5220\u9664\u64cd\u4f5c\uff0c\u4e0d\u4f1a\u628a\u6587\u6863\u4ece\u65e7\u7684\u6bb5\u4e2d\u79fb\u9664\u800c\u662f\u901a\u8fc7\u65b0\u589e\u4e00\u4e2a .del\u6587\u4ef6\uff0c\u6587\u4ef6\u4e2d\u4f1a\u5217\u51fa\u8fd9\u4e9b\u88ab\u5220\u9664\u6587\u6863\u7684\u6bb5\u4fe1\u606f\u3002\u8fd9\u4e2a\u88ab\u6807\u8bb0\u5220\u9664\u7684\u6587\u6863\u4ecd\u7136\u53ef\u4ee5\u88ab\u67e5\u8be2\u5339\u914d\u5230\uff0c \u4f46\u5b83\u4f1a\u5728\u6700\u7ec8\u7ed3\u679c\u88ab\u8fd4\u56de\u524d\u4ece\u7ed3\u679c\u96c6\u4e2d\u79fb\u9664\u3002<\/li>\n<li>\u66f4\u65b0\uff0c\u4e0d\u80fd\u4fee\u6539\u65e7\u7684\u6bb5\u6765\u8fdb\u884c\u53cd\u6620\u6587\u6863\u7684\u66f4\u65b0\uff0c\u5176\u5b9e\u66f4\u65b0\u76f8\u5f53\u4e8e\u662f\u5220\u9664\u548c\u65b0\u589e\u8fd9\u4e24\u4e2a\u52a8\u4f5c\u7ec4\u6210\u3002\u4f1a\u5c06\u65e7\u7684\u6587\u6863\u5728 .del\u6587\u4ef6\u4e2d\u6807\u8bb0\u5220\u9664\uff0c\u7136\u540e\u6587\u6863\u7684\u65b0\u7248\u672c\u88ab\u7d22\u5f15\u5230\u4e00\u4e2a\u65b0\u7684\u6bb5\u4e2d\u3002\u53ef\u80fd\u4e24\u4e2a\u7248\u672c\u7684\u6587\u6863\u90fd\u4f1a\u88ab\u4e00\u4e2a\u67e5\u8be2\u5339\u914d\u5230\uff0c\u4f46\u88ab\u5220\u9664\u7684\u90a3\u4e2a\u65e7\u7248\u672c\u6587\u6863\u5728\u7ed3\u679c\u96c6\u8fd4\u56de\u524d\u5c31\u4f1a\u88ab\u79fb\u9664\u3002<\/li>\n<\/ul>\n<p>\u6bb5\u88ab\u8bbe\u5b9a\u4e3a\u4e0d\u53ef\u4fee\u6539\u5177\u6709\u4e00\u5b9a\u7684\u4f18\u52bf\u4e5f\u6709\u4e00\u5b9a\u7684\u7f3a\u70b9\uff0c\u4f18\u52bf\u4e3b\u8981\u8868\u73b0\u5728\uff1a<\/p>\n<ul>\n<li>\u4e0d\u9700\u8981\u9501\u3002\u5982\u679c\u4f60\u4ece\u6765\u4e0d\u66f4\u65b0\u7d22\u5f15\uff0c\u4f60\u5c31\u4e0d\u9700\u8981\u62c5\u5fc3\u591a\u8fdb\u7a0b\u540c\u65f6\u4fee\u6539\u6570\u636e\u7684\u95ee\u9898\u3002<\/li>\n<li>\u4e00\u65e6\u7d22\u5f15\u88ab\u8bfb\u5165\u5185\u6838\u7684\u6587\u4ef6\u7cfb\u7edf\u7f13\u5b58\uff0c\u4fbf\u4f1a\u7559\u5728\u54ea\u91cc\uff0c\u7531\u4e8e\u5176\u4e0d\u53d8\u6027\u3002\u53ea\u8981\u6587\u4ef6\u7cfb\u7edf\u7f13\u5b58\u4e2d\u8fd8\u6709\u8db3\u591f\u7684\u7a7a\u95f4\uff0c\u90a3\u4e48\u5927\u90e8\u5206\u8bfb\u8bf7\u6c42\u4f1a\u76f4\u63a5\u8bf7\u6c42\u5185\u5b58\uff0c\u800c\u4e0d\u4f1a\u547d\u4e2d\u78c1\u76d8\u3002\u8fd9\u63d0\u4f9b\u4e86\u5f88\u5927\u7684\u6027\u80fd\u63d0\u5347\u3002<\/li>\n<li>\u5176\u5b83\u7f13\u5b58(\u50cffilter\u7f13\u5b58)\uff0c\u5728\u7d22\u5f15\u7684\u751f\u547d\u5468\u671f\u5185\u59cb\u7ec8\u6709\u6548\u3002\u5b83\u4eec\u4e0d\u9700\u8981\u5728\u6bcf\u6b21\u6570\u636e\u6539\u53d8\u65f6\u88ab\u91cd\u5efa\uff0c\u56e0\u4e3a\u6570\u636e\u4e0d\u4f1a\u53d8\u5316\u3002<\/li>\n<li>\u5199\u5165\u5355\u4e2a\u5927\u7684\u5012\u6392\u7d22\u5f15\u5141\u8bb8\u6570\u636e\u88ab\u538b\u7f29\uff0c\u51cf\u5c11\u78c1\u76d8 I\/O \u548c \u9700\u8981\u88ab\u7f13\u5b58\u5230\u5185\u5b58\u7684\u7d22\u5f15\u7684\u4f7f\u7528\u91cf\u3002<br \/>\n\u6bb5\u7684\u4e0d\u53d8\u6027\u7684\u7f3a\u70b9\u5982\u4e0b\uff1a<\/li>\n<li>\u5f53\u5bf9\u65e7\u6570\u636e\u8fdb\u884c\u5220\u9664\u65f6\uff0c\u65e7\u6570\u636e\u4e0d\u4f1a\u9a6c\u4e0a\u88ab\u5220\u9664\uff0c\u800c\u662f\u5728 .del\u6587\u4ef6\u4e2d\u88ab\u6807\u8bb0\u4e3a\u5220\u9664\u3002\u800c\u65e7\u6570\u636e\u53ea\u80fd\u7b49\u5230\u6bb5\u66f4\u65b0\u65f6\u624d\u80fd\u88ab\u79fb\u9664\uff0c\u8fd9\u6837\u4f1a\u9020\u6210\u5927\u91cf\u7684\u7a7a\u95f4\u6d6a\u8d39\u3002<\/li>\n<li>\u82e5\u6709\u4e00\u6761\u6570\u636e\u9891\u7e41\u7684\u66f4\u65b0\uff0c\u6bcf\u6b21\u66f4\u65b0\u90fd\u662f\u65b0\u589e\u65b0\u7684\u6807\u8bb0\u65e7\u7684\uff0c\u5219\u4f1a\u6709\u5927\u91cf\u7684\u7a7a\u95f4\u6d6a\u8d39\u3002<\/li>\n<li>\u6bcf\u6b21\u65b0\u589e\u6570\u636e\u65f6\u90fd\u9700\u8981\u65b0\u589e\u4e00\u4e2a\u6bb5\u6765\u5b58\u50a8\u6570\u636e\u3002\u5f53\u6bb5\u7684\u6570\u91cf\u592a\u591a\u65f6\uff0c\u5bf9\u670d\u52a1\u5668\u7684\u8d44\u6e90\u4f8b\u5982\u6587\u4ef6\u53e5\u67c4\u7684\u6d88\u8017\u4f1a\u975e\u5e38\u5927\u3002<\/li>\n<li>\u5728\u67e5\u8be2\u7684\u7ed3\u679c\u4e2d\u5305\u542b\u6240\u6709\u7684\u7ed3\u679c\u96c6\uff0c\u9700\u8981\u6392\u9664\u88ab\u6807\u8bb0\u5220\u9664\u7684\u65e7\u6570\u636e\uff0c\u8fd9\u589e\u52a0\u4e86\u67e5\u8be2\u7684\u8d1f\u62c5\u3002<\/li>\n<\/ul>\n<ol start=\"2\">\n<li>\u5ef6\u8fdf\u5199\u7b56\u7565<\/li>\n<\/ol>\n<p>\u4ecb\u7ecd\u5b8c\u4e86\u5b58\u50a8\u7684\u5f62\u5f0f\uff0c\u90a3\u4e48\u7d22\u5f15\u662f\u5199\u5165\u5230\u78c1\u76d8\u7684\u8fc7\u7a0b\u662f\u8fd9\u600e\u6837\u7684\uff1f\u662f\u5426\u662f\u76f4\u63a5\u8c03 fsync \u7269\u7406\u6027\u5730\u5199\u5165\u78c1\u76d8\uff1f\u7b54\u6848\u662f\u663e\u800c\u6613\u89c1\u7684\uff0c\u5982\u679c\u662f\u76f4\u63a5\u5199\u5165\u5230\u78c1\u76d8\u4e0a\uff0c\u78c1\u76d8\u7684I\/O\u6d88\u8017\u4e0a\u4f1a\u4e25\u91cd\u5f71\u54cd\u6027\u80fd\uff0c\u90a3\u4e48\u5f53\u5199\u6570\u636e\u91cf\u5927\u7684\u65f6\u5019\u4f1a\u9020\u6210ES\u505c\u987f\u5361\u6b7b\uff0c\u67e5\u8be2\u4e5f\u65e0\u6cd5\u505a\u5230\u5feb\u901f\u54cd\u5e94\u3002\u5982\u679c\u771f\u662f\u8fd9\u6837ES\u4e5f\u5c31\u4e0d\u4f1a\u79f0\u4e4b\u4e3a\u8fd1\u5b9e\u65f6\u5168\u6587\u641c\u7d22\u5f15\u64ce\u4e86\u3002\u4e3a\u4e86\u63d0\u5347\u5199\u7684\u6027\u80fd\uff0cES\u5e76\u6ca1\u6709\u6bcf\u65b0\u589e\u4e00\u6761\u6570\u636e\u5c31\u589e\u52a0\u4e00\u4e2a\u6bb5\u5230\u78c1\u76d8\u4e0a\uff0c\u800c\u662f\u91c7\u7528\u5ef6\u8fdf\u5199\u7684\u7b56\u7565\u3002\u6bcf\u5f53\u6709\u65b0\u589e\u7684\u6570\u636e\u65f6\uff0c\u5c31\u5c06\u5176\u5148\u5199\u5165\u5230\u5185\u5b58\u4e2d\uff0c\u5728\u5185\u5b58\u548c\u78c1\u76d8\u4e4b\u95f4\u662f\u6587\u4ef6\u7cfb\u7edf\u7f13\u5b58\uff0c\u5f53\u8fbe\u5230\u9ed8\u8ba4\u7684\u65f6\u95f4\uff081\u79d2\u949f\uff09\u6216\u8005\u5185\u5b58\u7684\u6570\u636e\u8fbe\u5230\u4e00\u5b9a\u91cf\u65f6\uff0c\u4f1a\u89e6\u53d1\u4e00\u6b21\u5237\u65b0\uff08Refresh\uff09\uff0c\u5c06\u5185\u5b58\u4e2d\u7684\u6570\u636e\u751f\u6210\u5230\u4e00\u4e2a\u65b0\u7684\u6bb5\u4e0a\u5e76\u7f13\u5b58\u5230\u6587\u4ef6\u7f13\u5b58\u7cfb\u7edf 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refresh \uff08\u5373\u5185\u5b58\u5237\u65b0\u5230\u6587\u4ef6\u7f13\u5b58\u7cfb\u7edf\uff09\u3002\u9ed8\u8ba4\u60c5\u51b5\u4e0b\u6bcf\u4e2a\u5206\u7247\u4f1a\u6bcf\u79d2\u81ea\u52a8\u5237\u65b0\u4e00\u6b21\u3002\u8fd9\u5c31\u662f\u4e3a\u4ec0\u4e48\u6211\u4eec\u8bf4 Elasticsearch \u662f\u8fd1\u5b9e\u65f6\u641c\u7d22\uff0c\u56e0\u4e3a\u6587\u6863\u7684\u53d8\u5316\u5e76\u4e0d\u662f\u7acb\u5373\u5bf9\u641c\u7d22\u53ef\u89c1\uff0c\u4f46\u4f1a\u5728\u4e00\u79d2\u4e4b\u5185\u53d8\u4e3a\u53ef\u89c1\u3002\u6211\u4eec\u4e5f\u53ef\u4ee5\u624b\u52a8\u89e6\u53d1 refresh\uff0c POST\/_refresh \u5237\u65b0\u6240\u6709\u7d22\u5f15\uff0c POST\/nba\/_refresh\u5237\u65b0\u6307\u5b9a\u7684\u7d22\u5f15\u3002\u5c3d\u7ba1\u5237\u65b0\u662f\u6bd4\u63d0\u4ea4\u8f7b\u91cf\u5f88\u591a\u7684\u64cd\u4f5c\uff0c\u5b83\u8fd8\u662f\u4f1a\u6709\u6027\u80fd\u5f00\u9500\u3002\u5f53\u5199\u6d4b\u8bd5\u7684\u65f6\u5019\uff0c \u624b\u52a8\u5237\u65b0\u5f88\u6709\u7528\uff0c\u4f46\u662f\u4e0d\u8981\u5728\u751f\u4ea7> \u73af\u5883\u4e0b\u6bcf\u6b21\u7d22\u5f15\u4e00\u4e2a\u6587\u6863\u90fd\u53bb\u624b\u52a8\u5237\u65b0\u3002\u800c\u4e14\u5e76\u4e0d\u662f\u6240\u6709\u7684\u60c5\u51b5\u90fd\u9700\u8981\u6bcf\u79d2\u5237\u65b0\u3002\u53ef\u80fd\u4f60\u6b63\u5728\u4f7f\u7528 Elasticsearch \u7d22\u5f15\u5927\u91cf\u7684\u65e5\u5fd7\u6587\u4ef6\uff0c \u4f60\u53ef\u80fd\u60f3\u4f18\u5316\u7d22\u5f15\u901f\u5ea6\u800c\u4e0d\u662f> \u8fd1\u5b9e\u65f6\u641c\u7d22\uff0c \u8fd9\u65f6\u53ef\u4ee5\u5728\u521b\u5efa\u7d22\u5f15\u65f6\u5728 settings\u4e2d\u901a\u8fc7\u8c03\u5927 refresh_interval=&#8221;30s&#8221; \u7684\u503c \uff0c \u964d\u4f4e\u6bcf\u4e2a\u7d22\u5f15\u7684\u5237\u65b0\u9891\u7387\uff0c\u8bbe\u503c\u65f6\u9700\u8981\u6ce8\u610f\u540e\u9762\u5e26\u4e0a\u65f6\u95f4\u5355\u4f4d\uff0c\u5426\u5219\u9ed8\u8ba4\u662f\u6beb\u79d2\u3002\u5f53 refresh_interval=-1\u65f6\u8868\u793a\u5173\u95ed\u7d22\u5f15\u7684\u81ea\u52a8\u5237\u65b0\u3002\u867d\u7136\u901a\u8fc7\u5ef6\u65f6\u5199\u7684\u7b56\u7565\u53ef\u4ee5\u51cf\u5c11\u6570\u636e\u5f80\u78c1\u76d8\u4e0a\u5199\u7684\u6b21\u6570\u63d0\u5347\u4e86\u6574\u4f53\u7684\u5199\u5165\u80fd\u529b\uff0c\u4f46\u662f\u6211\u4eec\u77e5\u9053\u6587\u4ef6\u7f13\u5b58\u7cfb\u7edf\u4e5f\u662f\u5185\u5b58\u7a7a\u95f4\uff0c\u5c5e\u4e8e\u64cd\u4f5c\u7cfb\u7edf\u7684\u5185\u5b58\uff0c\u53ea\u8981\u662f\u5185\u5b58\u90fd\u5b58\u5728\u65ad\u7535\u6216\u5f02\u5e38\u60c5\u51b5\u4e0b\u4e22\u5931\u6570\u636e\u7684\u5371\u9669\u3002\u4e3a\u4e86\u907f\u514d\u4e22\u5931\u6570\u636e\uff0cElasticsearch\u6dfb\u52a0\u4e86\u4e8b\u52a1\u65e5\u5fd7\uff08Translog\uff09\uff0c\u4e8b\u52a1\u65e5\u5fd7\u8bb0\u5f55\u4e86\u6240\u6709\u8fd8\u6ca1\u6709\u6301\u4e45\u5316\u5230\u78c1\u76d8\u7684\u6570\u636e\u3002\u6dfb\u52a0\u4e86\u4e8b\u52a1\u65e5\u5fd7\u540e\u6574\u4e2a\u5199\u7d22\u5f15\u7684\u6d41\u7a0b\u5982\u4e0b\u56fe\u6240\u793a\u3002<br \/>\n<img decoding=\"async\" src=\"https:\/\/www.aiqinqin.info\/wp-content\/uploads\/2020\/04\/5-1.png\" alt=\"\" \/><\/p>\n<ul>\n<li>\u4e00\u4e2a\u65b0\u6587\u6863\u88ab\u7d22\u5f15\u4e4b\u540e\uff0c\u5148\u88ab\u5199\u5165\u5230\u5185\u5b58\u4e2d\uff0c\u4f46\u662f\u4e3a\u4e86\u9632\u6b62\u6570\u636e\u7684\u4e22\u5931\uff0c\u4f1a\u8ffd\u52a0\u4e00\u4efd\u6570\u636e\u5230\u4e8b\u52a1\u65e5\u5fd7\u4e2d\u3002\u4e0d\u65ad\u6709\u65b0\u7684\u6587\u6863\u88ab\u5199\u5165\u5230\u5185\u5b58\uff0c\u540c\u65f6\u4e5f\u90fd\u4f1a\u8bb0\u5f55\u5230\u4e8b\u52a1\u65e5\u5fd7\u4e2d\u3002\u8fd9\u65f6\u65b0\u6570\u636e\u8fd8\u4e0d\u80fd\u88ab\u68c0\u7d22\u548c\u67e5\u8be2\u3002<\/li>\n<li>\u5f53\u8fbe\u5230\u9ed8\u8ba4\u7684\u5237\u65b0\u65f6\u95f4\u6216\u5185\u5b58\u4e2d\u7684\u6570\u636e\u8fbe\u5230\u4e00\u5b9a\u91cf\u540e\uff0c\u4f1a\u89e6\u53d1\u4e00\u6b21 refresh\uff0c\u5c06\u5185\u5b58\u4e2d\u7684\u6570\u636e\u4ee5\u4e00\u4e2a\u65b0\u6bb5\u5f62\u5f0f\u5237\u65b0\u5230\u6587\u4ef6\u7f13\u5b58\u7cfb\u7edf\u4e2d\u5e76\u6e05\u7a7a\u5185\u5b58\u3002\u8fd9\u65f6\u867d\u7136\u65b0\u6bb5\u672a\u88ab\u63d0\u4ea4\u5230\u78c1\u76d8\uff0c\u4f46\u662f\u53ef\u4ee5\u63d0\u4f9b\u6587\u6863\u7684\u68c0\u7d22\u529f\u80fd\u4e14\u4e0d\u80fd\u88ab\u4fee\u6539\u3002<\/li>\n<li>\u968f\u7740\u65b0\u6587\u6863\u7d22\u5f15\u4e0d\u65ad\u88ab\u5199\u5165\uff0c\u5f53\u65e5\u5fd7\u6570\u636e\u5927\u5c0f\u8d85\u8fc7512M\u6216\u8005\u65f6\u95f4\u8d85\u8fc730\u5206\u949f\u65f6\uff0c\u4f1a\u89e6\u53d1\u4e00\u6b21 flush\u3002\u5185\u5b58\u4e2d\u7684\u6570\u636e\u88ab\u5199\u5165\u5230\u4e00\u4e2a\u65b0\u6bb5\u540c\u65f6\u88ab\u5199\u5165\u5230\u6587\u4ef6\u7f13\u5b58\u7cfb\u7edf\uff0c\u6587\u4ef6\u7cfb\u7edf\u7f13\u5b58\u4e2d\u6570\u636e\u901a\u8fc7 fsync 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\/>\n<img decoding=\"async\" src=\"https:\/\/www.aiqinqin.info\/wp-content\/uploads\/2020\/04\/6.png\" alt=\"\" \/><br \/>\n\u6bb5\u5408\u5e76\u5728\u8fdb\u884c\u7d22\u5f15\u548c\u641c\u7d22\u65f6\u4f1a\u81ea\u52a8\u8fdb\u884c\uff0c\u5408\u5e76\u8fdb\u7a0b\u9009\u62e9\u4e00\u5c0f\u90e8\u5206\u5927\u5c0f\u76f8\u4f3c\u7684\u6bb5\uff0c\u5e76\u4e14\u5728\u540e\u53f0\u5c06\u5b83\u4eec\u5408\u5e76\u5230\u66f4\u5927\u7684\u6bb5\u4e2d\uff0c\u8fd9\u4e9b\u6bb5\u65e2\u53ef\u4ee5\u662f\u672a\u63d0\u4ea4\u7684\u4e5f\u53ef\u4ee5\u662f\u5df2\u63d0\u4ea4\u7684\u3002\u5408\u5e76\u7ed3\u675f\u540e\u8001\u7684\u6bb5\u4f1a\u88ab\u5220\u9664\uff0c\u65b0\u7684\u6bb5\u88ab flush \u5230\u78c1\u76d8\uff0c\u540c\u65f6\u5199\u5165\u4e00\u4e2a\u5305\u542b\u65b0\u6bb5\u4e14\u6392\u9664\u65e7\u7684\u548c\u8f83\u5c0f\u7684\u6bb5\u7684\u65b0\u63d0\u4ea4\u70b9\uff0c\u65b0\u7684\u6bb5\u88ab\u6253\u5f00\u53ef\u4ee5\u7528\u6765\u641c\u7d22\u3002\u6bb5\u5408\u5e76\u7684\u8ba1\u7b97\u91cf\u5e9e\u5927\uff0c \u800c\u4e14\u8fd8\u8981\u5403\u6389\u5927\u91cf\u78c1\u76d8 I\/O\uff0c\u6bb5\u5408\u5e76\u4f1a\u62d6\u7d2f\u5199\u5165\u901f\u7387\uff0c\u5982\u679c\u4efb\u5176\u53d1\u5c55\u4f1a\u5f71\u54cd\u641c\u7d22\u6027\u80fd\u3002Elasticsearch\u5728\u9ed8\u8ba4\u60c5\u51b5\u4e0b\u4f1a\u5bf9\u5408\u5e76\u6d41\u7a0b\u8fdb\u884c\u8d44\u6e90\u9650\u5236\uff0c\u6240\u4ee5\u641c\u7d22\u4ecd\u7136\u6709\u8db3\u591f\u7684\u8d44\u6e90\u5f88\u597d\u5730\u6267\u884c\u3002<\/p>\n<h5>ES\u7684\u6027\u80fd\u4f18\u5316<\/h5>\n<h6>\u5b58\u50a8\u8bbe\u5907<\/h6>\n<p>\u78c1\u76d8\u5728\u73b0\u4ee3\u670d\u52a1\u5668\u4e0a\u901a\u5e38\u90fd\u662f\u74f6\u9888\u3002Elasticsearch \u91cd\u5ea6\u4f7f\u7528\u78c1\u76d8\uff0c\u4f60\u7684\u78c1\u76d8\u80fd\u5904\u7406\u7684\u541e\u5410\u91cf\u8d8a\u5927\uff0c\u4f60\u7684\u8282\u70b9\u5c31\u8d8a\u7a33\u5b9a\u3002\u8fd9\u91cc\u6709\u4e00\u4e9b\u4f18\u5316\u78c1\u76d8 I\/O \u7684\u6280\u5de7\uff1a<\/p>\n<ul>\n<li>\u4f7f\u7528 SSD\u3002\u5c31\u50cf\u5176\u4ed6\u5730\u65b9\u63d0\u8fc7\u7684\uff0c \u4ed6\u4eec\u6bd4\u673a\u68b0\u78c1\u76d8\u4f18\u79c0\u591a\u4e86\u3002<\/li>\n<li>\u4f7f\u7528 RAID 0\u3002\u6761\u5e26\u5316 RAID \u4f1a\u63d0\u9ad8\u78c1\u76d8 I\/O\uff0c\u4ee3\u4ef7\u663e\u7136\u5c31\u662f\u5f53\u4e00\u5757\u786c\u76d8\u6545\u969c\u65f6\u6574\u4e2a\u5c31\u6545\u969c\u4e86\u3002\u4e0d\u8981\u4f7f\u7528\u955c\u50cf\u6216\u8005\u5947\u5076\u6821\u9a8c RAID \u56e0\u4e3a\u526f\u672c\u5df2\u7ecf\u63d0\u4f9b\u4e86\u8fd9\u4e2a\u529f\u80fd\u3002<\/li>\n<li>\u53e6\u5916\uff0c\u4f7f\u7528\u591a\u5757\u786c\u76d8\uff0c\u5e76\u5141\u8bb8 Elasticsearch \u901a\u8fc7\u591a\u4e2a path.data \u76ee\u5f55\u914d\u7f6e\u628a\u6570\u636e\u6761\u5e26\u5316\u5206\u914d\u5230\u5b83\u4eec\u4e0a\u9762\u3002<\/li>\n<li>\u4e0d\u8981\u4f7f\u7528\u8fdc\u7a0b\u6302\u8f7d\u7684\u5b58\u50a8\uff0c\u6bd4\u5982 NFS \u6216\u8005 SMB\/CIFS\u3002\u8fd9\u4e2a\u5f15\u5165\u7684\u5ef6\u8fdf\u5bf9\u6027\u80fd\u6765\u8bf4\u5b8c\u5168\u662f\u80cc\u9053\u800c\u9a70\u7684\u3002<\/li>\n<li>\u5982\u679c\u4f60\u7528\u7684\u662f EC2\uff0c\u5f53\u5fc3 EBS\u3002\u5373\u4fbf\u662f\u57fa\u4e8e SSD \u7684 EBS\uff0c\u901a\u5e38\u4e5f\u6bd4\u672c\u5730\u5b9e\u4f8b\u7684\u5b58\u50a8\u8981\u6162\u3002<\/li>\n<\/ul>\n<h6>\u5185\u90e8\u7d22\u5f15\u4f18\u5316<\/h6>\n<p><img decoding=\"async\" src=\"https:\/\/www.aiqinqin.info\/wp-content\/uploads\/2020\/04\/7.png\" alt=\"\" \/><br \/>\nElasticsearch\u4e3a\u4e86\u80fd\u5feb\u901f\u627e\u5230\u67d0\u4e2aterm\uff0c\u5148\u5c06\u6240\u6709\u7684term\u6392\u4e2a\u5e8f\uff0c\u7136\u540e\u6839\u636e\u4e8c\u5206\u6cd5\u67e5\u627eterm\uff0c\u65f6\u95f4\u590d\u6742\u5ea6\u4e3alogN\uff0c\u5c31\u50cf\u901a\u8fc7\u5b57\u5178\u67e5\u627e\u4e00\u6837\uff0c\u8fd9\u5c31\u662fTerm Dictionary\u3002\u73b0\u5728\u518d\u770b\u8d77\u6765\uff0c\u4f3c\u4e4e\u548c\u4f20\u7edf\u6570\u636e\u5e93\u901a\u8fc7B-Tree\u7684\u65b9\u5f0f\u7c7b\u4f3c\u3002\u4f46\u662f\u5982\u679cterm\u592a\u591a\uff0cterm dictionary\u4e5f\u4f1a\u5f88\u5927\uff0c\u653e\u5185\u5b58\u4e0d\u73b0\u5b9e\uff0c\u4e8e\u662f\u6709\u4e86Term Index\uff0c\u5c31\u50cf\u5b57\u5178\u91cc\u7684\u7d22\u5f15\u9875\u4e00\u6837\uff0cA\u5f00\u5934\u7684\u6709\u54ea\u4e9bterm\uff0c\u5206\u522b\u5728\u54ea\u9875\uff0c\u53ef\u4ee5\u7406\u89e3term index\u662f\u4e00\u9897\u6811\u3002\u8fd9\u68f5\u6811\u4e0d\u4f1a\u5305\u542b\u6240\u6709\u7684term\uff0c\u5b83\u5305\u542b\u7684\u662fterm\u7684\u4e00\u4e9b\u524d\u7f00\u3002\u901a\u8fc7term index\u53ef\u4ee5\u5feb\u901f\u5730\u5b9a\u4f4d\u5230term dictionary\u7684\u67d0\u4e2aoffset\uff0c\u7136\u540e\u4ece\u8fd9\u4e2a\u4f4d\u7f6e\u518d\u5f80\u540e\u987a\u5e8f\u67e5\u627e\u3002\u5728\u5185\u5b58\u4e2d\u7528FST\u65b9\u5f0f\u538b\u7f29term index\uff0cFST\u4ee5\u5b57\u8282\u7684\u65b9\u5f0f\u5b58\u50a8\u6240\u6709\u7684term\uff0c\u8fd9\u79cd\u538b\u7f29\u65b9\u5f0f\u53ef\u4ee5\u6709\u6548\u7684\u7f29\u51cf\u5b58\u50a8\u7a7a\u95f4\uff0c\u4f7f\u5f97term index\u8db3\u4ee5\u653e\u8fdb\u5185\u5b58\uff0c\u4f46\u8fd9\u79cd\u65b9\u5f0f\u4e5f\u4f1a\u5bfc\u81f4\u67e5\u627e\u65f6\u9700\u8981\u66f4\u591a\u7684CPU\u8d44\u6e90\u3002\u6f14\u793a\u5730\u5740\uff1aBuild your own FST\u5bf9\u4e8e\u5b58\u50a8\u5728\u78c1\u76d8\u4e0a\u7684\u5012\u6392\u8868\u540c\u6837\u4e5f\u91c7\u7528\u4e86\u538b\u7f29\u6280\u672f\u51cf\u5c11\u5b58\u50a8\u6240\u5360\u7528\u7684\u7a7a\u95f4\uff0c\u66f4\u591a\u53ef\u4ee5\u9605\u8bfb Frame of Reference and Roaring Bitmaps\u3002<\/p>\n<h6>\u8c03\u6574\u914d\u7f6e\u53c2\u6570<\/h6>\n<ul>\n<li>\u7ed9\u6bcf\u4e2a\u6587\u6863\u6307\u5b9a\u6709\u5e8f\u7684\u5177\u6709\u538b\u7f29\u826f\u597d\u7684\u5e8f\u5217\u6a21\u5f0fID\uff0c\u907f\u514d\u968f\u673a\u7684UUID-4 \u8fd9\u6837\u7684 ID\uff0c\u8fd9\u6837\u7684ID\u538b\u7f29\u6bd4\u5f88\u4f4e\uff0c\u4f1a\u660e\u663e\u62d6\u6162 Lucene\u3002<\/li>\n<li>\u5bf9\u4e8e\u90a3\u4e9b\u4e0d\u9700\u8981\u805a\u5408\u548c\u6392\u5e8f\u7684\u7d22\u5f15\u5b57\u6bb5\u7981\u7528Doc values\u3002Doc Values\u662f\u6709\u5e8f\u7684\u57fa\u4e8edocument => field value\u7684\u6620\u5c04\u5217\u8868\uff1b<\/li>\n<li>\u4e0d\u9700\u8981\u505a\u6a21\u7cca\u68c0\u7d22\u7684\u5b57\u6bb5\u4f7f\u7528 keyword\u7c7b\u578b\u4ee3\u66ff text \u7c7b\u578b\uff0c\u8fd9\u6837\u53ef\u4ee5\u907f\u514d\u5728\u5efa\u7acb\u7d22\u5f15\u524d\u5bf9\u8fd9\u4e9b\u6587\u672c\u8fdb\u884c\u5206\u8bcd\u3002<\/li>\n<li>\u5982\u679c\u4f60\u7684\u641c\u7d22\u7ed3\u679c\u4e0d\u9700\u8981\u8fd1\u5b9e\u65f6\u7684\u51c6\u786e\u5ea6\uff0c\u8003\u8651\u628a\u6bcf\u4e2a\u7d22\u5f15\u7684 index.refreshinterval \u6539\u5230 30s 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