{"id":16424,"date":"2023-12-05T10:25:53","date_gmt":"2023-12-05T02:25:53","guid":{"rendered":"https:\/\/wx.kaifamiao.info\/?p=16424"},"modified":"2023-12-16T11:14:29","modified_gmt":"2023-12-16T03:14:29","slug":"elasticsearch-zai-bu-shu-shi-duilinux-de-she-zhi-y-2","status":"publish","type":"post","link":"http:\/\/wx.kaifamiao.info\/index.php\/2023\/12\/05\/elasticsearch-zai-bu-shu-shi-duilinux-de-she-zhi-y-2\/","title":{"rendered":"Elasticsearch\u5728\u90e8\u7f72\u65f6\uff0c\u5bf9Linux\u7684\u8bbe\u7f6e\u6709\u54ea\u4e9b\u4f18\u5316\u65b9\u6cd5\uff1f"},"content":{"rendered":"<p>\u5728\u90e8\u7f72Elasticsearch\u65f6\uff0c\u5bf9Linux\u7cfb\u7edf\u8fdb\u884c\u4e00\u4e9b\u4f18\u5316\u53ef\u4ee5\u63d0\u9ad8\u6027\u80fd\u548c\u7a33\u5b9a\u6027\u3002\u4ee5\u4e0b\u662f\u4e00\u4e9b\u5e38\u89c1\u7684Linux\u4f18\u5316\u65b9\u6cd5\uff1a<\/p>\n<ol>\n<li>\n<strong>\u6587\u4ef6\u63cf\u8ff0\u7b26\u9650\u5236\uff1a<\/strong><\/p>\n<ul>\n<li>Elasticsearch\u4f7f\u7528\u5927\u91cf\u6587\u4ef6\u63cf\u8ff0\u7b26\u3002\u589e\u52a0\u6587\u4ef6\u63cf\u8ff0\u7b26\u9650\u5236\uff0c\u53ef\u4ee5\u907f\u514d\u56e0\u4e3a\u6587\u4ef6\u63cf\u8ff0\u7b26\u4e0d\u8db3\u800c\u5bfc\u81f4\u6027\u80fd\u95ee\u9898\u3002<\/li>\n<li>\u5728 <code>\/etc\/security\/limits.conf<\/code> \u6587\u4ef6\u4e2d\u6dfb\u52a0\u5982\u4e0b\u914d\u7f6e\uff1a\n<pre><code class=\"language-plain_text\">elasticsearch soft nofile 65536\nelasticsearch hard nofile 65536\n<\/code><\/pre>\n<\/li>\n<\/ul>\n<\/li>\n<li>\n<strong>\u865a\u62df\u5185\u5b58\u8bbe\u7f6e\uff1a<\/strong><\/p>\n<ul>\n<li>\u9488\u5bf9\u5927\u5185\u5b58\u7684\u673a\u5668\uff0c\u53ef\u4ee5\u8c03\u6574\u865a\u62df\u5185\u5b58\u7684\u8bbe\u7f6e\u3002\u786e\u4fdd <code>vm.max_map_count<\/code> \u8db3\u591f\u5927\u3002\n<pre><code class=\"language-plain_text\">sysctl -w vm.max_map_count=262144\n<\/code><\/pre>\n<\/li>\n<li>\u53ef\u4ee5\u5c06\u4e0a\u8ff0\u914d\u7f6e\u52a0\u5165 <code>\/etc\/sysctl.conf<\/code> \u6587\u4ef6\u4ee5\u5728\u7cfb\u7edf\u542f\u52a8\u65f6\u751f\u6548\u3002<\/li>\n<\/ul>\n<\/li>\n<li>\n<strong>\u7981\u7528\u900f\u660e\u5927\u9875\uff08Transparent Huge Pages\uff09\uff1a<\/strong><\/p>\n<ul>\n<li>\u900f\u660e\u5927\u9875\u53ef\u80fd\u4f1a\u5bfc\u81f4\u5185\u5b58\u788e\u7247\u548c\u6027\u80fd\u95ee\u9898\u3002\u5efa\u8bae\u7981\u7528\u900f\u660e\u5927\u9875\u3002\n<pre><code class=\"language-plain_text\">echo never &gt; \/sys\/kernel\/mm\/transparent_hugepage\/enabled\n<\/code><\/pre>\n<\/li>\n<\/ul>\n<\/li>\n<li>\n<strong>\u7981\u7528\u4ea4\u6362\u5206\u533a\uff1a<\/strong><\/p>\n<ul>\n<li>Elasticsearch\u901a\u5e38\u4e0d\u9002\u7528\u4e8e\u4ea4\u6362\u5206\u533a\u3002\u7981\u7528\u4ea4\u6362\u5206\u533a\u53ef\u4ee5\u786e\u4fddElasticsearch\u4e0d\u88ab\u4ea4\u6362\u5230\u78c1\u76d8\uff0c\u4ee5\u907f\u514d\u6027\u80fd\u95ee\u9898\u3002\n<pre><code class=\"language-plain_text\">swapoff -a\n<\/code><\/pre>\n<\/li>\n<\/ul>\n<\/li>\n<li>\n<strong>\u8c03\u6574\u7ebf\u7a0b\u6570\uff1a<\/strong><\/p>\n<ul>\n<li>\u6839\u636e\u673a\u5668\u7684CPU\u6838\u6570\u548c\u5185\u5b58\u5927\u5c0f\uff0c\u8c03\u6574Elasticsearch\u7684\u7ebf\u7a0b\u6c60\u8bbe\u7f6e\uff0c\u786e\u4fdd\u80fd\u591f\u5145\u5206\u5229\u7528\u786c\u4ef6\u8d44\u6e90\u3002<\/li>\n<\/ul>\n<\/li>\n<li>\n<strong>\u7f51\u7edc\u53c2\u6570\u8c03\u6574\uff1a<\/strong><\/p>\n<ul>\n<li>\u8c03\u6574Linux\u7684\u7f51\u7edc\u53c2\u6570\uff0c\u4ee5\u4fbf\u66f4\u597d\u5730\u652f\u6301\u9ad8\u5e76\u53d1\u7684\u7f51\u7edc\u8fde\u63a5\u3002\n<pre><code class=\"language-plain_text\">echo 1 &gt; \/proc\/sys\/net\/ipv4\/tcp_tw_reuse\necho 1 &gt; \/proc\/sys\/net\/ipv4\/tcp_tw_recycle\n<\/code><\/pre>\n<\/li>\n<\/ul>\n<\/li>\n<li>\n<strong>\u7981\u7528SWAP\uff1a<\/strong><\/p>\n<ul>\n<li>Elasticsearch\u7684\u6027\u80fd\u53d7\u5230SWAP\u7684\u5f71\u54cd\uff0c\u56e0\u6b64\u5efa\u8bae\u5728\u90e8\u7f72\u65f6\u7981\u7528SWAP\u3002\n<pre><code class=\"language-plain_text\">swapoff -a\n<\/code><\/pre>\n<\/li>\n<\/ul>\n<\/li>\n<li>\n<strong>\u5b89\u5168\u8bbe\u7f6e\uff1a<\/strong><\/p>\n<ul>\n<li>\u786e\u4fdd\u5173\u95ed\u4e0d\u5fc5\u8981\u7684\u670d\u52a1\u548c\u7aef\u53e3\uff0c\u4ee5\u53ca\u9650\u5236Elasticsearch\u8fdb\u7a0b\u7684\u6743\u9650\u3002<\/li>\n<\/ul>\n<\/li>\n<\/ol>\n<p>\u4ee5\u4e0a\u662f\u4e00\u4e9b\u5efa\u8bae\u7684Linux\u4f18\u5316\u65b9\u6cd5\uff0c\u5b9e\u9645\u5e94\u7528\u65f6\u5e94\u6839\u636e\u5177\u4f53\u786c\u4ef6\u914d\u7f6e\u548c\u4f7f\u7528\u573a\u666f\u8fdb\u884c\u8c03\u6574\u3002\u5728\u8fdb\u884c\u4efb\u4f55\u4f18\u5316\u4e4b\u524d\uff0c\u8bf7\u786e\u4fdd\u5907\u4efd\u91cd\u8981\u6570\u636e\uff0c\u5e76\u8c28\u614e\u64cd\u4f5c\u3002\u6b64\u5916\uff0c\u968f\u7740Elasticsearch\u548cLinux\u5185\u6838\u7684\u7248\u672c\u66f4\u65b0\uff0c\u5efa\u8bae\u67e5\u9605\u6700\u65b0\u6587\u6863\u548c\u793e\u533a\u5efa\u8bae\u4ee5\u83b7\u53d6\u6700\u4f73\u5b9e\u8df5\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u5728\u90e8\u7f72Elasticsearch\u65f6\uff0c\u5bf9Linux\u7cfb\u7edf\u8fdb\u884c\u4e00\u4e9b\u4f18\u5316\u53ef\u4ee5\u63d0\u9ad8\u6027\u80fd\u548c\u7a33\u5b9a\u6027\u3002\u4ee5\u4e0b\u662f\u4e00\u4e9b\u5e38\u89c1\u7684Linu [&hellip;]<\/p>\n","protected":false},"author":9,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[125],"tags":[],"class_list":["post-16424","post","type-post","status-publish","format-standard","hentry","category-elasticsearch"],"_links":{"self":[{"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/posts\/16424","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/users\/9"}],"replies":[{"embeddable":true,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/comments?post=16424"}],"version-history":[{"count":2,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/posts\/16424\/revisions"}],"predecessor-version":[{"id":48418,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/posts\/16424\/revisions\/48418"}],"wp:attachment":[{"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/media?parent=16424"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/categories?post=16424"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/tags?post=16424"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}