{"id":73381,"date":"2024-10-15T21:09:18","date_gmt":"2024-10-15T13:09:18","guid":{"rendered":"https:\/\/server.hk\/cnblog\/73381\/"},"modified":"2024-10-15T21:09:19","modified_gmt":"2024-10-15T13:09:19","slug":"mysql-%e9%8c%af%e8%aa%a4%e7%b7%a8%e8%99%9f%ef%bc%9amy-013830%ef%bc%9b%e7%ac%a6%e8%99%9f%ef%bc%9aer_ib_warn_many_non_lru_files_opened%ef%bc%9bsqlstate%ef%bc%9ahy000-%e5%a0%b1%e9%8c%af-%e6%95%85","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/73381\/","title":{"rendered":"MySQL \u932f\u8aa4\u7de8\u865f\uff1aMY-013830\uff1b\u7b26\u865f\uff1aER_IB_WARN_MANY_NON_LRU_FILES_OPENED\uff1bSQLSTATE\uff1aHY000 \u5831\u932f \u6545\u969c\u4fee\u5fa9 \u9060\u7a0b\u8655\u7406"},"content":{"rendered":"<h1 id=\"mysql-%e9%8c%af%e8%aa%a4%e7%b7%a8%e8%99%9f%ef%bc%9amy-013830%ef%bc%9b%e7%ac%a6%e8%99%9f%ef%bc%9aer_ib_warn_many_non_lru_files_opened%ef%bc%9bsqlstate%ef%bc%9ahy000-%e5%a0%b1%e9%8c%af-%e6%95%85-ywbPdfyUMU\">MySQL \u932f\u8aa4\u7de8\u865f\uff1aMY-013830\uff1b\u7b26\u865f\uff1aER_IB_WARN_MANY_NON_LRU_FILES_OPENED\uff1bSQLSTATE\uff1aHY000 \u5831\u932f \u6545\u969c\u4fee\u5fa9 \u9060\u7a0b\u8655\u7406<\/h1>\n<p>\u5728\u4f7f\u7528 MySQL \u6578\u64da\u5eab\u6642\uff0c\u958b\u767c\u8005\u548c\u7cfb\u7d71\u7ba1\u7406\u54e1\u53ef\u80fd\u6703\u9047\u5230\u5404\u7a2e\u932f\u8aa4\uff0c\u5176\u4e2d\u4e4b\u4e00\u4fbf\u662f\u932f\u8aa4\u7de8\u865f MY-013830\u3002\u9019\u500b\u932f\u8aa4\u901a\u5e38\u8207 MySQL \u7684\u5167\u90e8\u7de9\u5b58\u6a5f\u5236\u6709\u95dc\uff0c\u7279\u5225\u662f\u7576\u6253\u958b\u7684\u975e LRU\uff08Least Recently Used\uff09\u6587\u4ef6\u6578\u91cf\u904e\u591a\u6642\u3002\u672c\u6587\u5c07\u6df1\u5165\u63a2\u8a0e\u8a72\u932f\u8aa4\u7684\u6210\u56e0\u3001\u5f71\u97ff\u53ca\u5176\u4fee\u5fa9\u65b9\u6cd5\u3002<\/p>\n<h2 id=\"%e9%8c%af%e8%aa%a4%e6%a6%82%e8%bf%b0-ywbPdfyUMU\">\u932f\u8aa4\u6982\u8ff0<\/h2>\n<p>\u932f\u8aa4\u7de8\u865f MY-013830 \u7684\u5177\u9ad4\u4fe1\u606f\u70ba\uff1a<strong>ER_IB_WARN_MANY_NON_LRU_FILES_OPENED<\/strong>\uff0c\u5176 SQLSTATE \u70ba <strong>HY000<\/strong>\u3002\u9019\u500b\u932f\u8aa4\u901a\u5e38\u51fa\u73fe\u5728 InnoDB \u5b58\u5132\u5f15\u64ce\u4e2d\uff0c\u7576\u7cfb\u7d71\u6253\u958b\u7684\u975e LRU \u6587\u4ef6\u6578\u91cf\u8d85\u904e\u9810\u8a2d\u7684\u9650\u5236\u6642\uff0cMySQL \u6703\u767c\u51fa\u8b66\u544a\u3002\u9019\u53ef\u80fd\u6703\u5c0e\u81f4\u6027\u80fd\u4e0b\u964d\uff0c\u751a\u81f3\u5f71\u97ff\u6578\u64da\u5eab\u7684\u7a69\u5b9a\u6027\u3002<\/p>\n<h2 id=\"%e6%88%90%e5%9b%a0%e5%88%86%e6%9e%90-ywbPdfyUMU\">\u6210\u56e0\u5206\u6790<\/h2>\n<p>\u8a72\u932f\u8aa4\u7684\u4e3b\u8981\u6210\u56e0\u5305\u62ec\uff1a<\/p>\n<ul>\n<li><strong>\u6587\u4ef6\u6578\u91cf\u904e\u591a\uff1a<\/strong>\u7576 MySQL \u9700\u8981\u6253\u958b\u7684\u6587\u4ef6\u6578\u91cf\u8d85\u904e\u4e86 InnoDB \u7684\u9650\u5236\u6642\uff0c\u5c31\u6703\u51fa\u73fe\u6b64\u932f\u8aa4\u3002\u9019\u901a\u5e38\u767c\u751f\u5728\u9ad8\u8ca0\u8f09\u7684\u74b0\u5883\u4e2d\uff0c\u7279\u5225\u662f\u7576\u6709\u5927\u91cf\u7684\u67e5\u8a62\u540c\u6642\u9032\u884c\u6642\u3002<\/li>\n<li><strong>\u914d\u7f6e\u4e0d\u7576\uff1a<\/strong>\u5982\u679c MySQL \u7684\u914d\u7f6e\u6587\u4ef6\u4e2d\u5c0d\u65bc InnoDB \u7684\u53c3\u6578\u8a2d\u7f6e\u4e0d\u5408\u7406\uff0c\u53ef\u80fd\u6703\u5c0e\u81f4\u6587\u4ef6\u6253\u958b\u6578\u91cf\u7684\u9650\u5236\u904e\u4f4e\u3002<\/li>\n<li><strong>\u8cc7\u6e90\u9650\u5236\uff1a<\/strong>\u5728\u67d0\u4e9b\u60c5\u6cc1\u4e0b\uff0c\u64cd\u4f5c\u7cfb\u7d71\u7684\u8cc7\u6e90\u9650\u5236\uff08\u5982\u6587\u4ef6\u63cf\u8ff0\u7b26\u7684\u6578\u91cf\uff09\u4e5f\u53ef\u80fd\u5c0e\u81f4\u6b64\u932f\u8aa4\u7684\u51fa\u73fe\u3002<\/li>\n<\/ul>\n<h2 id=\"%e6%95%85%e9%9a%9c%e4%bf%ae%e5%be%a9%e6%96%b9%e6%b3%95-ywbPdfyUMU\">\u6545\u969c\u4fee\u5fa9\u65b9\u6cd5<\/h2>\n<p>\u91dd\u5c0d MY-013830 \u932f\u8aa4\uff0c\u53ef\u4ee5\u63a1\u53d6\u4ee5\u4e0b\u5e7e\u7a2e\u4fee\u5fa9\u65b9\u6cd5\uff1a<\/p>\n<h3 id=\"1-%e8%aa%bf%e6%95%b4-mysql-%e9%85%8d%e7%bd%ae-ywbPdfyUMU\">1. \u8abf\u6574 MySQL \u914d\u7f6e<\/h3>\n<p>\u9996\u5148\uff0c\u6aa2\u67e5 MySQL \u7684\u914d\u7f6e\u6587\u4ef6\uff08\u901a\u5e38\u662f my.cnf \u6216 my.ini\uff09\uff0c\u4e26\u8abf\u6574\u4ee5\u4e0b\u53c3\u6578\uff1a<\/p>\n<pre><code>[mysqld]\ninnodb_open_files = 400\n<\/code><\/pre>\n<p>\u9019\u500b\u53c3\u6578\u63a7\u5236 InnoDB \u53ef\u4ee5\u6253\u958b\u7684\u6587\u4ef6\u6578\u91cf\uff0c\u6839\u64da\u5be6\u969b\u9700\u6c42\u9032\u884c\u8abf\u6574\u3002<\/p>\n<h3 id=\"2-%e5%a2%9e%e5%8a%a0%e6%93%8d%e4%bd%9c%e7%b3%bb%e7%b5%b1%e7%9a%84%e6%96%87%e4%bb%b6%e6%8f%8f%e8%bf%b0%e7%ac%a6%e9%99%90%e5%88%b6-ywbPdfyUMU\">2. \u589e\u52a0\u64cd\u4f5c\u7cfb\u7d71\u7684\u6587\u4ef6\u63cf\u8ff0\u7b26\u9650\u5236<\/h3>\n<p>\u5728 Linux \u7cfb\u7d71\u4e2d\uff0c\u53ef\u4ee5\u901a\u904e\u4ee5\u4e0b\u547d\u4ee4\u6aa2\u67e5\u7576\u524d\u7684\u6587\u4ef6\u63cf\u8ff0\u7b26\u9650\u5236\uff1a<\/p>\n<pre><code>ulimit -n\n<\/code><\/pre>\n<p>\u5982\u679c\u9700\u8981\u589e\u52a0\u9650\u5236\uff0c\u53ef\u4ee5\u7de8\u8f2f \/etc\/security\/limits.conf \u6587\u4ef6\uff0c\u6dfb\u52a0\u4ee5\u4e0b\u884c\uff1a<\/p>\n<pre><code>* soft nofile 65535\n* hard nofile 65535\n<\/code><\/pre>\n<h3 id=\"3-%e7%9b%a3%e6%8e%a7%e5%92%8c%e5%84%aa%e5%8c%96%e6%9f%a5%e8%a9%a2-ywbPdfyUMU\">3. \u76e3\u63a7\u548c\u512a\u5316\u67e5\u8a62<\/h3>\n<p>\u5b9a\u671f\u76e3\u63a7\u6578\u64da\u5eab\u7684\u67e5\u8a62\u6027\u80fd\uff0c\u512a\u5316\u6162\u67e5\u8a62\uff0c\u6e1b\u5c11\u540c\u6642\u6253\u958b\u7684\u6587\u4ef6\u6578\u91cf\u3002\u53ef\u4ee5\u4f7f\u7528 MySQL \u7684\u6162\u67e5\u8a62\u65e5\u8a8c\u4f86\u8b58\u5225\u548c\u512a\u5316\u9019\u4e9b\u67e5\u8a62\u3002<\/p>\n<h2 id=\"%e9%81%a0%e7%a8%8b%e8%99%95%e7%90%86%e5%bb%ba%e8%ad%b0-ywbPdfyUMU\">\u9060\u7a0b\u8655\u7406\u5efa\u8b70<\/h2>\n<p>\u5728\u67d0\u4e9b\u60c5\u6cc1\u4e0b\uff0c\u53ef\u80fd\u9700\u8981\u9060\u7a0b\u8655\u7406\u6b64\u932f\u8aa4\u3002\u5efa\u8b70\u63a1\u53d6\u4ee5\u4e0b\u6b65\u9a5f\uff1a<\/p>\n<ul>\n<li><strong>\u4f7f\u7528 SSH \u767b\u9304\u5230\u4f3a\u670d\u5668\uff1a<\/strong>\u78ba\u4fdd\u60a8\u6709\u8db3\u5920\u7684\u6b0a\u9650\u4f86\u4fee\u6539 MySQL \u914d\u7f6e\u548c\u64cd\u4f5c\u7cfb\u7d71\u8a2d\u7f6e\u3002<\/li>\n<li><strong>\u5099\u4efd\u6578\u64da\uff1a<\/strong>\u5728\u9032\u884c\u4efb\u4f55\u66f4\u6539\u4e4b\u524d\uff0c\u52d9\u5fc5\u5099\u4efd\u6578\u64da\u5eab\uff0c\u4ee5\u9632\u6b62\u6578\u64da\u4e1f\u5931\u3002<\/li>\n<li><strong>\u91cd\u555f MySQL \u670d\u52d9\uff1a<\/strong>\u5728\u4fee\u6539\u914d\u7f6e\u5f8c\uff0c\u91cd\u555f MySQL \u670d\u52d9\u4ee5\u4f7f\u66f4\u6539\u751f\u6548\u3002<\/li>\n<\/ul>\n<h2 id=\"%e7%b8%bd%e7%b5%90-ywbPdfyUMU\">\u7e3d\u7d50<\/h2>\n<p>MySQL \u932f\u8aa4\u7de8\u865f MY-013830 \u662f\u4e00\u500b\u8207\u6587\u4ef6\u7ba1\u7406\u6709\u95dc\u7684\u8b66\u544a\uff0c\u901a\u5e38\u51fa\u73fe\u5728\u9ad8\u8ca0\u8f09\u74b0\u5883\u4e2d\u3002\u901a\u904e\u8abf\u6574 MySQL \u914d\u7f6e\u3001\u589e\u52a0\u64cd\u4f5c\u7cfb\u7d71\u7684\u6587\u4ef6\u63cf\u8ff0\u7b26\u9650\u5236\u4ee5\u53ca\u512a\u5316\u67e5\u8a62\uff0c\u53ef\u4ee5\u6709\u6548\u5730\u89e3\u6c7a\u6b64\u554f\u984c\u3002\u5c0d\u65bc\u9700\u8981\u7a69\u5b9a\u904b\u884c\u7684\u61c9\u7528\uff0c\u9078\u64c7\u5408\u9069\u7684 <a href=\"https:\/\/server.hk\">VPS<\/a> \u89e3\u6c7a\u65b9\u6848\u4e5f\u662f\u81f3\u95dc\u91cd\u8981\u7684\uff0c\u9019\u6a23\u53ef\u4ee5\u78ba\u4fdd\u6578\u64da\u5eab\u7684\u6027\u80fd\u548c\u7a69\u5b9a\u6027\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u89e3\u6c7a MySQL \u932f\u8aa4\u7de8\u865f MY-013830 (ER_IB_WARN_MANY_NON_LRU_FILES_OPENED) \u7684\u6545\u969c\uff0c\u63d0\u4f9b\u9060\u7a0b\u8655\u7406\u65b9\u6848\u8207\u4fee\u5fa9\u5efa\u8b70\u3002<\/p>\n","protected":false},"author":0,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[101],"tags":[],"class_list":["post-73381","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/73381","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/types\/post"}],"replies":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/comments?post=73381"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/73381\/revisions"}],"predecessor-version":[{"id":73382,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/73381\/revisions\/73382"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=73381"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=73381"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=73381"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}