{"id":15831,"date":"2017-02-03T16:50:47","date_gmt":"2017-02-03T07:50:47","guid":{"rendered":"http:\/\/www.creationline.com\/?p=15831"},"modified":"2017-02-08T12:44:23","modified_gmt":"2017-02-08T03:44:23","slug":"elasticsearch%e3%81%a7%e3%83%8e%e3%83%bc%e3%83%89%e9%9a%9c%e5%ae%b3%e3%81%8c%e8%b5%b7%e3%81%8d%e3%81%9f%e3%81%a8%e3%81%8d%e3%81%ae%e5%8b%95%e4%bd%9c-elastic","status":"publish","type":"post","link":"https:\/\/www.creationline.com\/tech-blog\/data-management\/elastic\/15831","title":{"rendered":"elasticsearch\u3067\u30ce\u30fc\u30c9\u969c\u5bb3\u304c\u8d77\u304d\u305f\u3068\u304d\u306e\u52d5\u4f5c #elastic"},"content":{"rendered":"<p><img loading=\"lazy\" decoding=\"async\" src=\"\/tech-blog\/cms_x3GWkuX\/wp-content\/uploads\/2016\/02\/elastic-logo-1.png\" alt=\"\" width=\"342\" height=\"104\" class=\"alignnone size-full wp-image-13117\" srcset=\"https:\/\/www.creationline.com\/tech-blog\/cms_x3GWkuX\/wp-content\/uploads\/2016\/02\/elastic-logo-1.png 342w, https:\/\/www.creationline.com\/tech-blog\/cms_x3GWkuX\/wp-content\/uploads\/2016\/02\/elastic-logo-1-225x68.png 225w\" sizes=\"auto, (max-width: 342px) 100vw, 342px\" \/><\/p>\n<p>\u3053\u3093\u306b\u3061\u306f\u3002\u6728\u5185\u3067\u3059\u3002elasticsearch\u306f\u5206\u6563\u30a2\u30fc\u30ad\u30c6\u30af\u30c1\u30e3\u3067\u53ef\u7528\u6027\u3092\u78ba\u4fdd\u3059\u308b\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u3067\u3059\u3002\u4eca\u56de\u306felasticsearch\u30af\u30e9\u30b9\u30bf\u3067\u30ce\u30fc\u30c9\u969c\u5bb3\u304c\u8d77\u304d\u305f\u3068\u304d\u306b\u3001\u3069\u306e\u3088\u3046\u306a\u6319\u52d5\u3092\u53d6\u308b\u304b\u306b\u3064\u3044\u3066\u89e3\u8aac\u3057\u307e\u3059\u3002<\/p>\n<h2>elasticsearch\u306e\u30d7\u30e9\u30a4\u30de\u30ea\u30b7\u30e3\u30fc\u30c9\u3068\u30ec\u30d7\u30ea\u30ab\u30b7\u30e3\u30fc\u30c9<\/h2>\n<p>elasticsearch\u306e\u30c7\u30fc\u30bf\u3092\u8003\u3048\u308b\u969b\u306b\u3001\u30ad\u30fc\u3068\u306a\u308b\u8981\u7d20\u306f\u300c\u30d7\u30e9\u30a4\u30de\u30ea\u30b7\u30e3\u30fc\u30c9\u300d\u3068\u300c\u30ec\u30d7\u30ea\u30ab\u30b7\u30e3\u30fc\u30c9\u300d\u3067\u3059\u3002\u305d\u308c\u305e\u308c\u4ee5\u4e0b\u306e\u3088\u3046\u306a\u5f79\u5272\u3092\u679c\u305f\u3057\u307e\u3059\u3002<\/p>\n<ul>\n<li><strong>\u30d7\u30e9\u30a4\u30de\u30ea\u30b7\u30e3\u30fc\u30c9<\/strong> : \u30c9\u30ad\u30e5\u30e1\u30f3\u30c8\uff08\u3064\u307e\u308a\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u306b\u4fdd\u5b58\u3055\u308c\u308b\u30c7\u30fc\u30bf\u306e\u3046\u3061\u306e\uff11\u3064\uff09\u304celasticsearch\u306b\u8a18\u9332\u3055\u308c\u308b\u3068\u304d\u306b\u3001\u3042\u3089\u304b\u3058\u3081\u5b9a\u7fa9\u3055\u308c\u305f\u95a2\u6570\u306b\u5f93\u3044\u3001\u3067\u304d\u308b\u3060\u3051\u5206\u6563\u3055\u308c\u308b\u3088\u3046\u306b\u30d7\u30e9\u30a4\u30de\u30ea\u30b7\u30e3\u30fc\u30c9\u306b\u914d\u7f6e\u3055\u308c\u307e\u3059\u3002(elasticsearch\u30af\u30e9\u30b9\u30bf\u306e\u4e2d\u306b\u3001\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u3054\u3068\u306b\u4f5c\u6210\u3055\u308c\u308b)\u30d7\u30e9\u30a4\u30de\u30ea\u30b7\u30e3\u30fc\u30c9\u6570\u306e\u30c7\u30d5\u30a9\u30eb\u30c8\u5024\u306f 5 \u3067\u3059\u3002<\/li>\n<li><strong>\u30ec\u30d7\u30ea\u30ab\u30b7\u30e3\u30fc\u30c9<\/strong> : \u305d\u308c\u305e\u308c\u306e\u30d7\u30e9\u30a4\u30de\u30ea\u30b7\u30e3\u30fc\u30c9\u306f\u3042\u3089\u304b\u3058\u3081\u6307\u5b9a\u3055\u308c\u305f\u6570\u306e\u30ec\u30d7\u30ea\u30ab\u30b7\u30e3\u30fc\u30c9\u3092\u4fdd\u6709\u3057\u3088\u3046\u3068\u3057\u307e\u3059\u3002\u3042\u308b\u30d7\u30e9\u30a4\u30de\u30ea\u30b7\u30e3\u30fc\u30c9\u306e\u30ec\u30d7\u30ea\u30ab\u30b7\u30e3\u30fc\u30c9\u306f\u5fc5\u305a\u5225\u306e\u30ce\u30fc\u30c9\u306b\u914d\u7f6e\u3055\u308c\u307e\u3059\u3002\u30ec\u30d7\u30ea\u30ab\u30b7\u30e3\u30fc\u30c9\u6570\u306e\u30c7\u30d5\u30a9\u30eb\u30c8\u5024\u306f 1 \u3067\u3059\u3002<\/li>\n<\/ul>\n<p>4\u53f0\u306e\u30ce\u30fc\u30c9\u3067\u69cb\u6210\u3055\u308c\u305felasticsearch\u30af\u30e9\u30b9\u30bf\u306b\u30c7\u30fc\u30bf\u3092\u66f8\u304d\u8fbc\u3093\u3060\u5834\u5408\u306e\u30d7\u30e9\u30a4\u30de\u30ea\u30b7\u30e3\u30fc\u30c9\u3001\u30ec\u30d7\u30ea\u30ab\u30b7\u30e3\u30fc\u30c9\u306e\u914d\u7f6e\u3092\u6a21\u5f0f\u7684\u306b\u793a\u3059\u56f3\u306f\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"\/tech-blog\/cms_x3GWkuX\/wp-content\/uploads\/2017\/02\/01.jpg\" alt=\"\" width=\"700\" height=\"366\" class=\"alignnone size-full wp-image-15866\" srcset=\"https:\/\/www.creationline.com\/tech-blog\/cms_x3GWkuX\/wp-content\/uploads\/2017\/02\/01.jpg 700w, https:\/\/www.creationline.com\/tech-blog\/cms_x3GWkuX\/wp-content\/uploads\/2017\/02\/01-360x188.jpg 360w, https:\/\/www.creationline.com\/tech-blog\/cms_x3GWkuX\/wp-content\/uploads\/2017\/02\/01-182x95.jpg 182w\" sizes=\"auto, (max-width: 700px) 100vw, 700px\" \/><\/p>\n<p>\u3053\u306e\u72b6\u614b\u3067elasticsearch\u3092\u69cb\u6210\u3059\u308b\u30ce\u30fc\u30c9\u306e\u3046\u30611\u53f0\u304c\u6545\u969c\u3057\u3001\u30a2\u30af\u30bb\u30b9\u3067\u304d\u306a\u304b\u3063\u305f\u5834\u5408\u306f\u3069\u3046\u306a\u308b\u3067\u3057\u3087\u3046\u304b\u3002elasticsearch\u306f\u30a2\u30af\u30bb\u30b9\u3067\u304d\u306a\u3044\u30d7\u30e9\u30a4\u30de\u30ea\u30b7\u30e3\u30fc\u30c9\u306b\u3064\u3044\u3066\u3001\u81ea\u52d5\u7684\u306b\u30ec\u30d7\u30ea\u30ab\u30b7\u30e3\u30fc\u30c9\u304c\u30d7\u30e9\u30a4\u30de\u30ea\u30b7\u30e3\u30fc\u30c9\u306b\u6607\u683c\u3057\u307e\u3059\u3002\u305d\u306e\u306e\u3061\u306b\u3001\u6607\u683c\u3057\u305f\u30d7\u30e9\u30a4\u30de\u30ea\u30b7\u30e3\u30fc\u30c9\u304b\u3089\u30c7\u30fc\u30bf\u304c\u63d0\u4f9b\u3055\u308c\u307e\u3059\u3002\u4ee5\u4e0b\u306e\u56f3\u3092\u898b\u308b\u3068\u3001\u30ce\u30fc\u30c9\u306e\u6545\u969c\u3067\u30a2\u30af\u30bb\u30b9\u3067\u304d\u306a\u3044\u30d7\u30e9\u30a4\u30de\u30ea\u30b7\u30e3\u30fc\u30c9 \"a1\" \u306e\u30ec\u30d7\u30ea\u30ab\u30b7\u30e3\u30fc\u30c9\u304c\u81ea\u52d5\u7684\u306b\u30d7\u30e9\u30a4\u30de\u30ea\u30b7\u30e3\u30fc\u30c9\u306b\u6607\u683c\u3057\u3001\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u306f\u6b63\u5e38\u306a\u30c7\u30fc\u30bf\u3092\u53d7\u3051\u53d6\u308b\u3053\u3068\u304c\u3067\u304d\u308b\u3053\u3068\u304c\u308f\u304b\u308a\u307e\u3059\u3002<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"\/tech-blog\/cms_x3GWkuX\/wp-content\/uploads\/2017\/02\/02.jpg\" alt=\"\" width=\"700\" height=\"371\" class=\"alignnone size-full wp-image-15867\" srcset=\"https:\/\/www.creationline.com\/tech-blog\/cms_x3GWkuX\/wp-content\/uploads\/2017\/02\/02.jpg 700w, https:\/\/www.creationline.com\/tech-blog\/cms_x3GWkuX\/wp-content\/uploads\/2017\/02\/02-179x95.jpg 179w\" sizes=\"auto, (max-width: 700px) 100vw, 700px\" \/><\/p>\n<p>\u305d\u306e\u5f8c\u3001\u6607\u683c\u3057\u305f\u30d7\u30e9\u30a4\u30de\u30ea\u30b7\u30e3\u30fc\u30c9 \"a1\" \u3001\u304a\u3088\u3073 \"a0\", \"a4\" \u306f\u30ec\u30d7\u30ea\u30ab\u6570\u3092\u7dad\u6301\u3059\u308b\u305f\u3081\u306b\u65b0\u305f\u306a\u30ec\u30d7\u30ea\u30ab\u3092\u751f\u6210\u3057\u307e\u3059\u3002<\/p>\n<p>\u4e0a\u8a18\u306b\u8ff0\u3079\u305f\u901a\u308a\u3001\u30ec\u30d7\u30ea\u30ab\u30b7\u30e3\u30fc\u30c9\u306f\u5fc5\u305a\u5225\u306e\u30ce\u30fc\u30c9\u306b\u4f5c\u6210\u3055\u308c\u307e\u3059\u3002\u9006\u306b\u8a00\u3048\u3070\u30012\u30ce\u30fc\u30c9\u4ee5\u4e0aelasticsearch\u30af\u30e9\u30b9\u30bf\u306b\u30ce\u30fc\u30c9\u304c\u5b58\u5728\u3057\u306a\u3051\u308c\u3070\u3001\u30ec\u30d7\u30ea\u30ab\u30b7\u30e3\u30fc\u30c9\u3092\u4f5c\u6210\u3059\u308b\u3053\u3068\u306f\u3067\u304d\u305a\u3001\u30ce\u30fc\u30c9\u306b\u969c\u5bb3\u304c\u767a\u751f\u3057\u305f\u5834\u5408\u306b\u306f\u6700\u60aa\u30c7\u30fc\u30bf\u30ed\u30b9\u30c8\u304c\u767a\u751f\u3059\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n<h2>elasticsearch\u30af\u30e9\u30b9\u30bf\u306b\u304a\u3051\u308b\u30de\u30b9\u30bf\u30fc\u30ce\u30fc\u30c9<\/h2>\n<p>\u3067\u306f2\u30ce\u30fc\u30c9\u3042\u308c\u3070elasticsearch\u30af\u30e9\u30b9\u30bf\u306f\u5197\u9577\u6027\u3092\u517c\u306d\u5099\u3048\u305f\u72b6\u614b\u306b\u306a\u308b\u3067\u3057\u3087\u3046\u304b\u3002\u6b8b\u5ff5\u306a\u304c\u30892\u30ce\u30fc\u30c9\u3067\u306f\u4e0d\u5341\u5206\u3067\u3059\u3002\u5c11\u3057\u56de\u308a\u9053\u306b\u306a\u308a\u307e\u3059\u304c\u3001\u9806\u3092\u8ffd\u3063\u3066\u8aac\u660e\u3044\u305f\u3057\u307e\u3059\u3002<\/p>\n<p>elasticsearch\u30af\u30e9\u30b9\u30bf\u3067\u306f\u3001\u53c2\u52a0\u3059\u308b\u30ce\u30fc\u30c9\u306e\u4e00\u90e8\u3092 \u30de\u30b9\u30bf\u30fc\u30ce\u30fc\u30c9 \u3068\u3057\u3066\u5b9a\u7fa9\u3057\u307e\u3059\u3002\u30de\u30b9\u30bf\u30fc\u30ce\u30fc\u30c9\u306f\u30de\u30b9\u30bf\u30fc\u306b\u306a\u308b\u5019\u88dc\u306e\u30ce\u30fc\u30c9\u3067\u3059\u3002\u30de\u30b9\u30bf\u30fc\u30ce\u30fc\u30c9\u306e\u3046\u30611\u53f0\u304c\u30de\u30b9\u30bf\u30fc\u3068\u3057\u3066\u9078\u51fa\u3055\u308c\u3001\u73fe\u5728elasticsearch\u30af\u30e9\u30b9\u30bf\u306e\u30e1\u30f3\u30d0\u30fc\u306b\u3069\u306e\u30ce\u30fc\u30c9\u304c\u53c2\u52a0\u3057\u3066\u3044\u308b\u304b\u3069\u3046\u304b\u3092\u7ba1\u7406\u3057\u307e\u3059\u3002\u4e00\u65b9\u3001\u901a\u5e38\u30c7\u30fc\u30bf\u3092\u8aad\u307f\u66f8\u304d\u3059\u308b\u30ce\u30fc\u30c9\u3092 \u30c7\u30fc\u30bf\u30ce\u30fc\u30c9 \u3068\u547c\u3073\u307e\u3059\u3002\u5c0f\u3055\u306a elasticsearch\u30af\u30e9\u30b9\u30bf\u3067\u306f\u30c7\u30fc\u30bf\u30ce\u30fc\u30c9\u304c\u30de\u30b9\u30bf\u30fc\u30ce\u30fc\u30c9\u3092\u517c\u4efb\u3059\u308b\u3053\u3068\u304c\u591a\u3044\u306e\u3067\u3059\u304c\u3001\u5927\u898f\u6a21\u306a elasticsearch \u30af\u30e9\u30b9\u30bf\u3067\u306f\u69d8\u3005\u306a\u7406\u7531\u304b\u3089 \u30c7\u30fc\u30bf\u30ce\u30fc\u30c9\u3068\u30de\u30b9\u30bf\u30fc\u30ce\u30fc\u30c9\u3092\u5225\u306e\u30ce\u30fc\u30c9\u3067\u884c\u3046\u69cb\u6210\u304c\u4e00\u822c\u7684\u3067\u3059\u3002<\/p>\n<p>\u4ee5\u4e0b\u306e\u56f3\u306f\u30c7\u30fc\u30bf\u30ce\u30fc\u30c9\u3068\u30de\u30b9\u30bf\u30fc\u30ce\u30fc\u30c9\u3092\u5225\u306e\u30ce\u30fc\u30c9\u3067\u69cb\u6210\u3057\u305felasticsearch\u30af\u30e9\u30b9\u30bf\u306e\u4f8b\u3067\u3059\u3002<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"\/tech-blog\/cms_x3GWkuX\/wp-content\/uploads\/2017\/02\/03.jpg\" alt=\"\" width=\"800\" height=\"428\" class=\"alignnone size-full wp-image-15869\" srcset=\"https:\/\/www.creationline.com\/tech-blog\/cms_x3GWkuX\/wp-content\/uploads\/2017\/02\/03.jpg 800w, https:\/\/www.creationline.com\/tech-blog\/cms_x3GWkuX\/wp-content\/uploads\/2017\/02\/03-178x95.jpg 178w, https:\/\/www.creationline.com\/tech-blog\/cms_x3GWkuX\/wp-content\/uploads\/2017\/02\/03-768x411.jpg 768w\" sizes=\"auto, (max-width: 800px) 100vw, 800px\" \/><\/p>\n<p>elasticsearch\u30af\u30e9\u30b9\u30bf\u306e\u4e2d\u3067\u6700\u5c0f\u9650\u4f55\u30ce\u30fc\u30c9\u304c\u30de\u30b9\u30bf\u30fc\u30ce\u30fc\u30c9\u306b\u306a\u308b\u3079\u304d\u304b\u306f\u6307\u6a19\u304c\u5b58\u5728\u3057\u307e\u3059\u3002\u3053\u306e\u6570\u306f\u300c\u30af\u30a9\u30fc\u30e9\u30e0\u6570\u300d\u3068\u547c\u3093\u3060\u308a\u3082\u3057\u307e\u3059\u3002\u4ee5\u4e0b\u306e\u8a08\u7b97\u3067\u6c42\u3081\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n<p><code>( \u30de\u30b9\u30bf\u30fc\u5019\u88dc\u306b\u306a\u308b\u30de\u30b9\u30bf\u30fc\u30ce\u30fc\u30c9\u6570 \u00f7 2 ) + 1<\/code><\/p>\n<h2>\u969c\u5bb3\u6642\u306b\u7dad\u6301\u3059\u308b\u6700\u5c0f\u30de\u30b9\u30bf\u30fc\u30ce\u30fc\u30c9\u6570<\/h2>\n<p>\u5c0f\u3055\u306a\u30af\u30e9\u30b9\u30bf\u3067\u3001\u30c7\u30fc\u30bf\u30ce\u30fc\u30c9\u304c\u30de\u30b9\u30bf\u30fc\u30ce\u30fc\u30c9\u3092\u517c\u4efb\u3059\u308b\u3088\u3046\u306a\u5834\u5408\u30013\u30ce\u30fc\u30c9\u3067\u69cb\u6210\u3055\u308c\u308belasticsearch\u30af\u30e9\u30b9\u30bf\u3067\u6700\u5c0f\u9650\u30de\u30b9\u30bf\u30fc\u30ce\u30fc\u30c9\u3068\u3057\u3066\u3075\u308b\u307e\u3046\u3079\u304d\u30ce\u30fc\u30c9\u6570\u306f\u3001 \" ( 3 \u00f7 2 ) + 1 = 2 \"\u3068\u306a\u308a\u307e\u3059\u3002\u5b9f\u969b\u306e\u69cb\u6210\u3067\u306f3\u30ce\u30fc\u30c9\u3068\u3082\u306b\u30de\u30b9\u30bf\u30fc\u30ce\u30fc\u30c9\u3068\u3057\u3066\u6307\u5b9a\u3057\u30011\u30ce\u30fc\u30c9\u304c\u969c\u5bb3\u3067\u30a2\u30af\u30bb\u30b9\u3067\u304d\u306a\u3044\u5834\u5408\u3067\u3082\u3001\u30de\u30b9\u30bf\u30fc\u30ce\u30fc\u30c9\u3068\u3057\u3066\u6700\u5c0f\u9650\u5fc5\u8981\u306a\u6570\u3067\u3042\u308b\u30012\u3092\u6e80\u305f\u3059\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"\/tech-blog\/cms_x3GWkuX\/wp-content\/uploads\/2017\/02\/04.jpg\" alt=\"\" width=\"800\" height=\"428\" class=\"alignnone size-full wp-image-15871\" srcset=\"https:\/\/www.creationline.com\/tech-blog\/cms_x3GWkuX\/wp-content\/uploads\/2017\/02\/04.jpg 800w, https:\/\/www.creationline.com\/tech-blog\/cms_x3GWkuX\/wp-content\/uploads\/2017\/02\/04-178x95.jpg 178w, https:\/\/www.creationline.com\/tech-blog\/cms_x3GWkuX\/wp-content\/uploads\/2017\/02\/04-768x411.jpg 768w\" sizes=\"auto, (max-width: 800px) 100vw, 800px\" \/><\/p>\n<p>\u3088\u308a\u5c0f\u3055\u306a\u69cb\u6210\u3067\u3042\u308b\u30012\u30ce\u30fc\u30c9\u3067\u306f\u3069\u3046\u3067\u3057\u3087\u3046\u304b\u3002\u4e0a\u8a18\u306e\u5f0f\u3092\u7528\u3044\u3066\u8a08\u7b97\u3059\u308b\u3068\u3001 \" ( 2 \u00f7 2) + 1 = 2 \" \u3068\u306a\u308a\u3001elasticsearch\u30af\u30e9\u30b9\u30bf\u5185\u306e2\u30ce\u30fc\u30c9\u304c\u52d5\u4f5c\u3057\u3066\u3044\u308b\u9650\u308a\u306f\u8a08\u7b97\u901a\u308a\u306e\u6700\u5c0f\u30de\u30b9\u30bf\u30fc\u30ce\u30fc\u30c9\u6570\u3092\u6e80\u305f\u3059\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u3057\u304b\u30572\u30ce\u30fc\u30c9\u306e\u3046\u30611\u30ce\u30fc\u30c9\u306b\u969c\u5bb3\u304c\u767a\u751f\u3059\u308b\u3068\u3001\u30de\u30b9\u30bf\u30fc\u30ce\u30fc\u30c9\u306f1\u3068\u306a\u308a\u3001\u6700\u5c0f\u30de\u30b9\u30bf\u30fc\u30ce\u30fc\u30c9\u6570\u3067\u3042\u308b 2 \u3092\u6e80\u305f\u3059\u3053\u3068\u304c\u3067\u304d\u307e\u305b\u3093\u3002\u7d50\u679c\u3068\u3057\u3066\u3001elasticsearch\u30af\u30e9\u30b9\u30bf\u306f\u52d5\u4f5c\u3092\u505c\u6b62\u3057\u3066\u3057\u307e\u3044\u307e\u3059\u3002<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"\/tech-blog\/cms_x3GWkuX\/wp-content\/uploads\/2017\/02\/05.jpg\" alt=\"\" width=\"800\" height=\"428\" class=\"alignnone size-full wp-image-15873\" srcset=\"https:\/\/www.creationline.com\/tech-blog\/cms_x3GWkuX\/wp-content\/uploads\/2017\/02\/05.jpg 800w, https:\/\/www.creationline.com\/tech-blog\/cms_x3GWkuX\/wp-content\/uploads\/2017\/02\/05-178x95.jpg 178w, https:\/\/www.creationline.com\/tech-blog\/cms_x3GWkuX\/wp-content\/uploads\/2017\/02\/05-768x411.jpg 768w\" sizes=\"auto, (max-width: 800px) 100vw, 800px\" \/><\/p>\n<p>\u4e0a\u56f3\u306e\u901a\u308a\u30012\u30ce\u30fc\u30c9\u3067\u69cb\u6210\u3055\u308c\u305felasticsearch\u30af\u30e9\u30b9\u30bf\u306f1\u30ce\u30fc\u30c9\u306b\u969c\u5bb3\u304c\u8d77\u304d\u305f\u969b\u306b\u3001\u30af\u30e9\u30b9\u30bf\u3068\u3057\u3066\u52d5\u4f5c\u3092\u7d99\u7d9a\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u305b\u3093\u3002\u3053\u308c\u304c\u3001\u300c2\u30ce\u30fc\u30c9\u306eelasticsearch\u30af\u30e9\u30b9\u30bf\u306f\u5341\u5206\u306a\u5197\u9577\u6027\u3092\u6709\u3057\u306a\u3044\u300d\u7406\u7531\u3067\u3059\u3002\u30ce\u30fc\u30c9\u969c\u5bb3\u306b\u8010\u6027\u306e\u3042\u308belasticsearch\u30af\u30e9\u30b9\u30bf\u3092\u69cb\u6210\u3059\u308b\u5834\u5408\u306f\u3001<strong>\u6700\u4f4e3\u30ce\u30fc\u30c9\u4ee5\u4e0a<\/strong>\u3067\u69cb\u6210\u3059\u308b\u3088\u3046\u306b\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n<h2>\u7279\u6b8a\u306a\u4f8b: \u30b9\u30d7\u30ea\u30c3\u30c8\u30d6\u30ec\u30a4\u30f3\u3001\u30a2\u30e0\u30cd\u30b8\u30a2\u3068\u3001elasticsearch\u306b\u304a\u3051\u308b\u5bfe\u5fdc<\/h2>\n<p>\u3055\u3066\u3001\u3053\u3053\u304b\u3089\u5c11\u3057\u4f59\u8ac7\u306b\u5165\u308a\u307e\u3059\u3002elasticsearch\u3068\u540c\u69d8\u3001\u8907\u6570\u306e\u30ce\u30fc\u30c9\u304c\u9023\u643a\u3057\u3066\u6a5f\u80fd\u3092\u63d0\u4f9b\u3059\u308b\u30af\u30e9\u30b9\u30bf\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306e\u904b\u7528\u306b\u3042\u305f\u3063\u3066\u306f\u3001\u5404\u30ce\u30fc\u30c9\u306e\u969c\u5bb3\u3084\u3001\u30ce\u30fc\u30c9\u9593\u306e\u63a5\u7d9a\u304c\u5207\u65ad\u3055\u308c\u308b\u3053\u3068\u306b\u3088\u3063\u3066\u601d\u3044\u3082\u3088\u3089\u306c\u5f71\u97ff\u304c\u51fa\u308b\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u3002\u4ee3\u8868\u7684\u306a\u3082\u306e\u3068\u3057\u3066\u3001\u300c\u30b9\u30d7\u30ea\u30c3\u30c8\u30d6\u30ec\u30a4\u30f3(Split Brain)\u300d\u3001\u300c\u30a2\u30e0\u30cd\u30b8\u30a2(Amnesia)\u300d\u3068\u547c\u3070\u308c\u308b\u73fe\u8c61\u304c\u3042\u308a\u307e\u3059\u3002\u3053\u3061\u3089\u306b\u3064\u3044\u3066\u7c21\u5358\u306b\u89e6\u308c\u308b\u3068\u3068\u3082\u306b\u3001elasticsearch\u304c\u3069\u306e\u3088\u3046\u306b\u3053\u308c\u3089\u306e\u73fe\u8c61\u3092\u9632\u3044\u3067\u3044\u308b\u304b\u306b\u3064\u3044\u3066\u3054\u7d39\u4ecb\u3057\u307e\u3059\u3002<\/p>\n<p>\u4eca\u307e\u3067\u306f\u3001\u6700\u5c0f\u9650\u5fc5\u8981\u306a\u30de\u30b9\u30bf\u30fc\u30ce\u30fc\u30c9\u306e\u6570\u3068\u3044\u3046\u8981\u7d20\u306e\u307f\u3067\u30af\u30e9\u30b9\u30bf\u306e\u72b6\u614b\u306b\u3064\u3044\u3066\u89e3\u8aac\u3057\u3066\u304d\u307e\u3057\u305f\u3002\u73fe\u5b9f\u306e\u4e16\u754c\u306f\u3082\u3046\u5c11\u3057\u8907\u96d1\u3067\u3059\u3002\u4f8b\u3048\u3070\u4ee5\u4e0b\u306e\u56f3\u306e\u3088\u3046\u306a\u30af\u30e9\u30b9\u30bf\u3092\u60f3\u50cf\u3057\u3066\u307f\u3066\u304f\u3060\u3055\u3044\u3002\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30b9\u30a4\u30c3\u30c1\u306e\u672b\u7aef\u306b\u3001elasticsearch\u30af\u30e9\u30b9\u30bf\u306e\u5404\u30ce\u30fc\u30c9\u304c\u52d5\u4f5c\u3057\u3066\u3044\u307e\u3059\u3002\uff08\u3053\u3053\u3067\u306f\u30de\u30b9\u30bf\u30fc\u30ce\u30fc\u30c9\u306e\u52d5\u4f5c\u306b\u3064\u3044\u3066\u8aac\u660e\u3059\u308b\u305f\u3081\u3001\u30c7\u30fc\u30bf\u30ce\u30fc\u30c9\u306e\u52d5\u4f5c\u3001\u30c7\u30fc\u30bf\u306e\u4fdd\u5168\u6027\u306b\u3064\u3044\u3066\u306f\u5272\u611b\u3057\u307e\u3059\u3002\uff09<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"\/tech-blog\/cms_x3GWkuX\/wp-content\/uploads\/2017\/02\/06.jpg\" alt=\"\" width=\"700\" height=\"372\" class=\"alignnone size-full wp-image-15874\" srcset=\"https:\/\/www.creationline.com\/tech-blog\/cms_x3GWkuX\/wp-content\/uploads\/2017\/02\/06.jpg 700w, https:\/\/www.creationline.com\/tech-blog\/cms_x3GWkuX\/wp-content\/uploads\/2017\/02\/06-179x95.jpg 179w\" sizes=\"auto, (max-width: 700px) 100vw, 700px\" \/><\/p>\n<p>\u4e0a\u56f3\u306e\u72b6\u614b\u304b\u3089\u3001\u30b9\u30a4\u30c3\u30c1N\u3068\u30b9\u30a4\u30c3\u30c1M\u306e\u9593\u306e\u901a\u4fe1\u306b\u969c\u5bb3\u304c\u8d77\u304d\u305f\u5834\u5408\u3092\u60f3\u50cf\u3057\u3066\u307f\u307e\u3057\u3087\u3046\u3002\u30ce\u30fc\u30c9A,B,C\u306f\u304a\u4e92\u3044\u306b\u758e\u901a\u3092\u78ba\u8a8d\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u304c\u3001\u30ce\u30fc\u30c9D,E\u3068\u306f\u901a\u4fe1\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u305b\u3093\u3002\u540c\u69d8\u306b\u3001\u30ce\u30fc\u30c9D,E\u3082\u304a\u4e92\u3044\u306b\u758e\u901a\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u304c\u3001\u30ce\u30fc\u30c9A,B,C\u3068\u306f\u901a\u4fe1\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u305b\u3093\u3002<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"\/tech-blog\/cms_x3GWkuX\/wp-content\/uploads\/2017\/02\/07.jpg\" alt=\"\" width=\"700\" height=\"370\" class=\"alignnone size-full wp-image-15875\" srcset=\"https:\/\/www.creationline.com\/tech-blog\/cms_x3GWkuX\/wp-content\/uploads\/2017\/02\/07.jpg 700w, https:\/\/www.creationline.com\/tech-blog\/cms_x3GWkuX\/wp-content\/uploads\/2017\/02\/07-180x95.jpg 180w\" sizes=\"auto, (max-width: 700px) 100vw, 700px\" \/><\/p>\n<p>\u6700\u60aa\u306e\u30b1\u30fc\u30b9\u306f\u3001\u5206\u65ad\u3055\u308c\u305f\u30ce\u30fc\u30c9A,B,C\u304a\u3088\u3073\u30ce\u30fc\u30c9D,E\u304c\u305d\u308c\u305e\u308c\u72ec\u7acb\u3057\u305f\u30af\u30e9\u30b9\u30bf\u3068\u3057\u3066\u30b5\u30fc\u30d3\u30b9\u3092\u63d0\u4f9b\u3057\u7d9a\u3051\u308b\u3053\u3068\u3067\u3059\u3002\u5c11\u3005\u8868\u73fe\u304c\u30b0\u30ed\u3044\u3067\u3059\u304c\u3001\u3082\u3068\u3082\u30681\u3064\u3060\u3063\u305f\u8133\u307f\u305d\u304c\u30012\u3064\u306b\u5206\u304b\u308c\u3066\u30b5\u30fc\u30d3\u30b9\u3092\u63d0\u4f9b\u3057\u7d9a\u3051\u308b\u3053\u3068\u3092\u610f\u5473\u3057\u3001\u3053\u306e\u3088\u3046\u306a\u73fe\u8c61\u3092\u300c\u30b9\u30d7\u30ea\u30c3\u30c8\u30d6\u30ec\u30a4\u30f3(Split Brain)\u300d\u3068\u547c\u3073\u307e\u3059\u3002<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"\/tech-blog\/cms_x3GWkuX\/wp-content\/uploads\/2017\/02\/08.jpg\" alt=\"\" width=\"700\" height=\"373\" class=\"alignnone size-full wp-image-15876\" srcset=\"https:\/\/www.creationline.com\/tech-blog\/cms_x3GWkuX\/wp-content\/uploads\/2017\/02\/08.jpg 700w, https:\/\/www.creationline.com\/tech-blog\/cms_x3GWkuX\/wp-content\/uploads\/2017\/02\/08-178x95.jpg 178w\" sizes=\"auto, (max-width: 700px) 100vw, 700px\" \/><\/p>\n<p>\u4e0a\u8a18\u306e\u5206\u88c2\u3057\u305f\u30b5\u30fc\u30d3\u30b9\u304c\u3001\u9593\u6b20\u7684\u306b\u3001\u5165\u308c\u9055\u3044\u306b\u30e6\u30fc\u30b6\u306b\u63d0\u4f9b\u3055\u308c\u3066\u3044\u305f\u5834\u5408\u306f\u3069\u3046\u306a\u308b\u3067\u3057\u3087\u3046\u3002\u30e6\u30fc\u30b6\u304c\u30a2\u30af\u30bb\u30b9\u3057\u305f\u6642\u70b9\u306b\u3088\u3063\u3066\u3001\u3042\u308b\u306f\u305a\u306e\u30c7\u30fc\u30bf\u304c\u306a\u304b\u3063\u305f\u308a\u3001\u66f8\u304d\u8fbc\u3093\u3060\u306f\u305a\u306e\u30c7\u30fc\u30bf\u304c\u66f8\u304d\u8fbc\u307e\u308c\u3066\u3044\u306a\u3044\u3088\u3046\u306b\u898b\u3048\u3066\u3057\u307e\u3044\u307e\u3059\u3002\u3053\u306e\u73fe\u8c61\u3092\u3001\u300c\u30a2\u30e0\u30cd\u30b8\u30a2(Amnesia, \u5065\u5fd8\u75c7\u306e\u610f)\u300d\u3068\u547c\u3073\u307e\u3059\u3002<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"\/tech-blog\/cms_x3GWkuX\/wp-content\/uploads\/2017\/02\/09.jpg\" alt=\"\" width=\"700\" height=\"374\" class=\"alignnone size-full wp-image-15877\" srcset=\"https:\/\/www.creationline.com\/tech-blog\/cms_x3GWkuX\/wp-content\/uploads\/2017\/02\/09.jpg 700w, https:\/\/www.creationline.com\/tech-blog\/cms_x3GWkuX\/wp-content\/uploads\/2017\/02\/09-178x95.jpg 178w\" sizes=\"auto, (max-width: 700px) 100vw, 700px\" \/><\/p>\n<p>\u3064\u307e\u308a\u30af\u30e9\u30b9\u30bf\u3092\u5b89\u5b9a\u7684\u306b\u904b\u7528\u3057\u3066\u3044\u304f\u305f\u3081\u306b\u306f\u3001\u8af8\u3005\u306e\u7406\u7531\u306b\u3088\u3063\u3066\u30af\u30e9\u30b9\u30bf\u304c\u5206\u65ad\u3055\u308c\u305f\u308a\u3001\u63d0\u4f9b\u3055\u308c\u308b\u30af\u30e9\u30b9\u30bf\u304c\u983b\u7e41\u306b\u5909\u66f4\u3055\u308c\u308b\u3088\u3046\u306a\u3053\u3068\u304c\u8d77\u304d\u3066\u306f\u3044\u3051\u307e\u305b\u3093\u3002\u4e16\u306e\u4e2d\u306b\u306f\u69d8\u3005\u306a\u30af\u30e9\u30b9\u30bf\u578b\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u304c\u3042\u308a\u307e\u3059\u304c\u3001\u69d8\u3005\u306a\u624b\u6cd5\u3067\u5b89\u5b9a\u7684\u306b\u30af\u30e9\u30b9\u30bf\u30b5\u30fc\u30d3\u30b9\u3092\u7d99\u7d9a\u63d0\u4f9b\u3059\u308b\u65b9\u6cd5\u304c\u8003\u6848\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u30b3\u30f3\u30d4\u30e5\u30fc\u30bf\u79d1\u5b66\u306b\u304a\u3051\u308b\u4e3b\u8981\u306a\u7814\u7a76\u30c6\u30fc\u30de\u306e\u4e00\u3064\u3068\u3082\u306a\u3063\u3066\u3044\u307e\u3059\u3002<\/p>\n<p>\u3055\u3066elasticsearch\u306e\u5834\u5408\u306f\u3069\u3046\u3067\u3057\u3087\u3046\u304b\u3002elasticsearch\u3067\u306f\u5805\u7262\u3001\u304b\u3064\u30b7\u30f3\u30d7\u30eb\u306a\u624b\u6cd5\u3067\u751f\u5b58\u3059\u308b\u30af\u30e9\u30b9\u30bf\u3092\u9078\u5b9a\u3057\u3066\u3044\u307e\u3059\u3002\u307e\u305a\u4e0a\u306b\u8ff0\u3079\u305f\u300c\u6700\u5c0f\u9650\u4f55\u30ce\u30fc\u30c9\u304c\u30de\u30b9\u30bf\u30fc\u30ce\u30fc\u30c9\u306b\u306a\u308b\u3079\u304d\u300d\u6570\u3092\u7b97\u51fa\u3057\u307e\u3059\u3002\u4e0a\u56f3\u306e\u4f8b\u3067\u306f5\u30ce\u30fc\u30c9\u3067\u3059\u306e\u3067\u3001 \" ( 5 \u00f7 2 ) + 1 = 3 \"\u3068\u306a\u308a\u30013\u30ce\u30fc\u30c9\u306e\u30de\u30b9\u30bf\u30fc\u30ce\u30fc\u30c9\u304c\u52d5\u4f5c\u3059\u308c\u3070\u3001\u30af\u30e9\u30b9\u30bf\u306f\u751f\u5b58\u3057\u3001\u30b5\u30fc\u30d3\u30b9\u304c\u63d0\u4f9b\u3055\u308c\u308b\u3053\u3068\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n<p>\u4e0a\u8a18\u306e\u4f8b\u3067elasticsearch\u306e\u5834\u5408\u306f\u3069\u306e\u3088\u3046\u306a\u6319\u52d5\u3092\u53d6\u308b\u3067\u3057\u3087\u3046\u304b\u3002\u307e\u305a\u306f\u30ce\u30fc\u30c9A\u304c\u30de\u30b9\u30bf\u30fc\u3001\u307b\u304b\u306e\u30ce\u30fc\u30c9\u304c\u30de\u30b9\u30bf\u30fc\u5019\u88dc\u3068\u306a\u308b\u30de\u30b9\u30bf\u30fc\u30ce\u30fc\u30c9\u3067\u3042\u308b\u3068\u3057\u307e\u3059\u3002\u56f3\u306b\u3059\u308b\u3068\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"\/tech-blog\/cms_x3GWkuX\/wp-content\/uploads\/2017\/02\/10.jpg\" alt=\"\" width=\"700\" height=\"373\" class=\"alignnone size-full wp-image-15878\" srcset=\"https:\/\/www.creationline.com\/tech-blog\/cms_x3GWkuX\/wp-content\/uploads\/2017\/02\/10.jpg 700w, https:\/\/www.creationline.com\/tech-blog\/cms_x3GWkuX\/wp-content\/uploads\/2017\/02\/10-178x95.jpg 178w\" sizes=\"auto, (max-width: 700px) 100vw, 700px\" \/><\/p>\n<p>\u5148\u306e\u4f8b\u3068\u540c\u69d8\u306b\u3001\u30b9\u30a4\u30c3\u30c1M\u3068\u30b9\u30a4\u30c3\u30c1N\u9593\u306e\u63a5\u7d9a\u304c\u5207\u65ad\u3055\u308c\u305f\u3068\u3057\u307e\u3059\u3002\u307e\u305a\u30de\u30b9\u30bf\u30fc\u3068\u306a\u3063\u3066\u3044\u308b\u30ce\u30fc\u30c9A\u306f\u30ce\u30fc\u30c9D,E\u3068\u306e\u758e\u901a\u304c\u3067\u304d\u306a\u304f\u306a\u308b\u3053\u3068\u3092\u691c\u77e5\u3057\u3001\u30ce\u30fc\u30c9D,E\u3092\u5207\u65ad\u3057\u307e\u3059\u3002\u3053\u306e\u6642\u70b9\u3067\u30de\u30b9\u30bf\u30fc\u306b\u306a\u308a\u3046\u308b\u30de\u30b9\u30bf\u30fc\u30ce\u30fc\u30c9\u306f\u30ce\u30fc\u30c9A,B,C\u3067\u3059\u30023\u30ce\u30fc\u30c9\u3042\u308b\u305f\u3081\u300c\u6700\u5c0f\u9650\u4f55\u30ce\u30fc\u30c9\u304c\u30de\u30b9\u30bf\u30fc\u30ce\u30fc\u30c9\u306b\u306a\u308b\u3079\u304d\u300d\u6570\u3092\u6e80\u305f\u3057\u3066\u304a\u308a\u3001\u6b8b\u5b58\u3059\u308b3\u30ce\u30fc\u30c9\u3067\u30b5\u30fc\u30d3\u30b9\u3092\u7d99\u7d9a\u3057\u307e\u3059\u3002<\/p>\n<p>\u4e00\u65b9\u3001\u30ce\u30fc\u30c9D,E\u306b\u304a\u3044\u3066\u306f\u30de\u30b9\u30bf\u30fc\u3067\u3042\u308b\u30ce\u30fc\u30c9A\u304a\u3088\u3073\u30ce\u30fc\u30c9B,C\u3068\u306e\u758e\u901a\u304c\u78ba\u8a8d\u3067\u304d\u306a\u3044\u6642\u70b9\u3067\u300c\u6700\u5c0f\u9650\u4f55\u30ce\u30fc\u30c9\u304c\u30de\u30b9\u30bf\u30fc\u30ce\u30fc\u30c9\u306b\u306a\u308b\u3079\u304d\u300d\u6570\u3067\u3042\u308b3\u30ce\u30fc\u30c9\u3092\u6e80\u305f\u3059\u3053\u3068\u304c\u3067\u304d\u307e\u305b\u3093\u3002\u7d50\u679c\u3001\u30ce\u30fc\u30c9D,E\u304c\u65b0\u305f\u306a\u30de\u30b9\u30bf\u30fc\u306b\u306a\u308b\u3053\u3068\u306f\u306a\u304f\u3001\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u304b\u3089\u306e\u30ea\u30af\u30a8\u30b9\u30c8\u306b\u5fdc\u7b54\u3057\u306a\u304f\u306a\u308a\u307e\u3059\u3002\u5f93\u3063\u3066\u3001\u6b8b\u5b58\u3057\u3066\u30b5\u30fc\u30d3\u30b9\u3092\u7d99\u7d9a\u3059\u308b\u306e\u306f\u30ce\u30fc\u30c9A,B,C\u306e\u30bb\u30c3\u30c8\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n<p>\u3053\u306e\u72b6\u614b\u3067\u30ce\u30fc\u30c9D,E\u306f\u30ce\u30fc\u30c9A\u3068\u306e\u758e\u901a\u304c\u4e0d\u9054\u3068\u306a\u3063\u305f\u76f4\u524d\u307e\u3067\u306e\u30c7\u30fc\u30bf\u3092\u4fdd\u6301\u3057\u3066\u3044\u307e\u3059\u3002\u30ce\u30fc\u30c9A\u3068\u306e\u758e\u901a\u304c\u56de\u5fa9\u6b21\u7b2c\u3001\u30af\u30e9\u30b9\u30bf\u306b\u518d\u5ea6\u53c2\u52a0\u3057\u3001\u30c7\u30fc\u30bf\u306e\u56de\u5fa9\u63aa\u7f6e\u304c\u53d6\u3089\u308c\u307e\u3059\u3002\u4ee5\u4e0b\u306e\u56f3\u306f\u4e0a\u8a18\u306e\u8aac\u660e\u3092\u6a21\u5f0f\u5316\u3057\u305f\u3082\u306e\u3067\u3059\u3002<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"\/tech-blog\/cms_x3GWkuX\/wp-content\/uploads\/2017\/02\/11.jpg\" alt=\"\" width=\"700\" height=\"372\" class=\"alignnone size-full wp-image-15879\" srcset=\"https:\/\/www.creationline.com\/tech-blog\/cms_x3GWkuX\/wp-content\/uploads\/2017\/02\/11.jpg 700w, https:\/\/www.creationline.com\/tech-blog\/cms_x3GWkuX\/wp-content\/uploads\/2017\/02\/11-179x95.jpg 179w\" sizes=\"auto, (max-width: 700px) 100vw, 700px\" \/><\/p>\n<p>\u3067\u306f\u9006\u306e\u30b1\u30fc\u30b9\u3092\u8003\u3048\u3066\u307f\u307e\u3057\u3087\u3046\u3002\u30de\u30b9\u30bf\u30fc\u304c\u30ce\u30fc\u30c9D\u3067\u3042\u308b\u5834\u5408\u306b\u30b9\u30a4\u30c3\u30c1M-N\u9593\u306e\u901a\u4fe1\u304c\u9014\u7d76\u3057\u305f\u5834\u5408\u306f\u3069\u3046\u306a\u308b\u3067\u3057\u3087\u3046\u304b\u3002<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"\/tech-blog\/cms_x3GWkuX\/wp-content\/uploads\/2017\/02\/12.jpg\" alt=\"\" width=\"700\" height=\"372\" class=\"alignnone size-full wp-image-15880\" srcset=\"https:\/\/www.creationline.com\/tech-blog\/cms_x3GWkuX\/wp-content\/uploads\/2017\/02\/12.jpg 700w, https:\/\/www.creationline.com\/tech-blog\/cms_x3GWkuX\/wp-content\/uploads\/2017\/02\/12-179x95.jpg 179w\" sizes=\"auto, (max-width: 700px) 100vw, 700px\" \/><\/p>\n<p>\u30ce\u30fc\u30c9A,B,C\u5074\u3067\u306f\u30de\u30b9\u30bf\u30fc\u3067\u3042\u308b\u30ce\u30fc\u30c9D\u3068\u306e\u758e\u901a\u304c\u53d6\u308c\u306a\u304f\u306a\u3063\u305f\u6642\u70b9\u3067\u3001\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u304b\u3089\u306e\u30ea\u30af\u30a8\u30b9\u30c8\u306b\u5fdc\u7b54\u3057\u306a\u304f\u306a\u308a\u307e\u3059\u3002\u4e00\u5b9a\u6642\u9593\u306e\u306e\u3061\u306b\u3001\u6b8b\u5b58\u3059\u308b\u30ce\u30fc\u30c9A,B,C\u306f\u300c\u6700\u5c0f\u9650\u4f55\u30ce\u30fc\u30c9\u304c\u30de\u30b9\u30bf\u30fc\u30ce\u30fc\u30c9\u306b\u306a\u308b\u3079\u304d\u300d\u6570\u3067\u3042\u308b3\u30ce\u30fc\u30c9\u3092\u6e80\u305f\u3057\u3066\u3044\u308b\u305f\u3081\u3001Zen\u30d7\u30ed\u30c8\u30b3\u30eb\u306b\u3088\u308b\u30ea\u30fc\u30c0\u30fc\u30a8\u30ec\u30af\u30b7\u30e7\u30f3\u3092\u884c\u3044\u3001\u65b0\u305f\u306a\u30de\u30b9\u30bf\u30fc\u304c\u9078\u51fa\u3055\u308c\u3001\u30b5\u30fc\u30d3\u30b9\u3092\u518d\u958b\u3057\u307e\u3059\u3002<\/p>\n<p>\u4e00\u65b9\u3001\u30ce\u30fc\u30c9D,E\u5074\u3067\u306f\u300c\u6700\u5c0f\u9650\u4f55\u30ce\u30fc\u30c9\u304c\u30de\u30b9\u30bf\u30fc\u30ce\u30fc\u30c9\u306b\u306a\u308b\u3079\u304d\u300d\u6570\u3067\u3042\u308b3\u30ce\u30fc\u30c9\u3092\u6e80\u305f\u3055\u306a\u304f\u306a\u308a\u3001\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u304b\u3089\u306e\u8981\u6c42\u306b\u5fdc\u7b54\u3057\u306a\u304f\u306a\u308a\u307e\u3059\u3002\u4e0a\u8a18\u3068\u540c\u69d8\u306b\u3001\u76f4\u524d\u307e\u3067\u306e\u30c7\u30fc\u30bf\u306f\u30ce\u30fc\u30c9D,E\u5185\u306b\u4fdd\u6301\u3055\u308c\u3001\u30ce\u30fc\u30c9A,B,C\u3068\u306e\u758e\u901a\u304c\u56de\u5fa9\u6b21\u7b2c\u3001\u30af\u30e9\u30b9\u30bf\u306b\u518d\u5ea6\u53c2\u52a0\u3057\u3001\u30c7\u30fc\u30bf\u306e\u56de\u5fa9\u63aa\u7f6e\u304c\u53d6\u3089\u308c\u307e\u3059\u3002<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"\/tech-blog\/cms_x3GWkuX\/wp-content\/uploads\/2017\/02\/13.jpg\" alt=\"\" width=\"700\" height=\"373\" class=\"alignnone size-full wp-image-15881\" srcset=\"https:\/\/www.creationline.com\/tech-blog\/cms_x3GWkuX\/wp-content\/uploads\/2017\/02\/13.jpg 700w, https:\/\/www.creationline.com\/tech-blog\/cms_x3GWkuX\/wp-content\/uploads\/2017\/02\/13-178x95.jpg 178w\" sizes=\"auto, (max-width: 700px) 100vw, 700px\" \/><\/p>\n<p>\u6ce8\u610f\u9802\u304d\u305f\u3044\u306e\u306f\u3001\u4e0a\u8a18\u306e\u8aac\u660e\u306f\u3042\u304f\u307e\u3067elasticsearch\u30af\u30e9\u30b9\u30bf\u306e\u30b5\u30fc\u30d3\u30b9\u7d99\u7d9a\u6027\u306b\u3064\u3044\u3066\u306e\u307f\u8a18\u8ff0\u3057\u3066\u304a\u308a\u3001\u5b9f\u969b\u306b\u3069\u306e\u7a0b\u5ea6\u306e\u30c7\u30fc\u30bf\u30ce\u30fc\u30c9\u304c\u30af\u30e9\u30b9\u30bf\u5185\u306b\u751f\u5b58\u3059\u308b\u304b\u306b\u3088\u3063\u3066\u3001\u30c7\u30fc\u30bf\u30ed\u30b9\u30c8\u306e\u53ef\u80fd\u6027\u304c\u6c7a\u307e\u308a\u307e\u3059\u3002<\/p>\n<h2>\u6700\u5f8c\u306b<\/h2>\n<p>elasticsearch\u3092\u542b\u3081\u305f\u5206\u6563\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306f\u9069\u5207\u306b\u8a2d\u8a08\u3059\u308c\u3070\u3001\u6975\u3081\u3066\u53ef\u7528\u6027\u306e\u9ad8\u3044\u30b5\u30fc\u30d3\u30b9\u63d0\u4f9b\u3092\u884c\u3046\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u304c\u3001\u8a2d\u8a08\u306b\u3088\u3063\u3066\u610f\u56f3\u3057\u306a\u3044\u30b5\u30fc\u30d3\u30b9\u65ad\u3092\u62db\u304f\u53ef\u80fd\u6027\u3082\u3042\u308a\u307e\u3059\u3002\u7279\u306b1\u30ce\u30fc\u30c9\u30012\u30ce\u30fc\u30c9\u306e\u5834\u5408\u306f\u30c7\u30fc\u30bf\u306e\u640d\u5931\u3001\u30b5\u30fc\u30d3\u30b9\u306e\u505c\u6b62\u306b\u5341\u5206\u3054\u6ce8\u610f\u304f\u3060\u3055\u3044\u3002<\/p>\n<p>Elastic blog\u3067\u3088\u308a\u8a73\u7d30\u306a\u8a18\u4e8b\u304c\u516c\u958b\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u3053\u3061\u3089\u3082\u305c\u3072\u3054\u53c2\u7167\u304f\u3060\u3055\u3044\u3002( Elastic blog - Leader Election, Why Should I Care? <a href=\"https:\/\/www.elastic.co\/blog\/found-leader-election-in-general\" target=\"_blank\" rel=\"noopener\">https:\/\/www.elastic.co\/blog\/found-leader-election-in-general<\/a> 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