{"id":177999,"date":"2024-11-08T17:21:18","date_gmt":"2024-11-08T09:21:18","guid":{"rendered":"https:\/\/server.hk\/cnblog\/177999\/"},"modified":"2024-11-08T17:21:18","modified_gmt":"2024-11-08T09:21:18","slug":"%e5%a6%82%e4%bd%95%e4%bf%ae%e5%be%a9mysql%e9%8c%af%e8%aa%a41282-sqlstate-hy000-er_warn_qc_resize-%e6%9f%a5%e8%a9%a2%e7%b7%a9%e5%ad%98%e6%9c%aa%e8%83%bd%e8%a8%ad%e7%bd%ae%e5%a4%a7%e5%b0%8flu","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/177999\/","title":{"rendered":"\u5982\u4f55\u4fee\u5fa9MySQL\u932f\u8aa41282 &#8211; SQLSTATE: HY000 (ER_WARN_QC_RESIZE) \u67e5\u8a62\u7de9\u5b58\u672a\u80fd\u8a2d\u7f6e\u5927\u5c0f%lu\uff1b\u65b0\u7684\u67e5\u8a62\u7de9\u5b58\u5927\u5c0f\u70ba%lu"},"content":{"rendered":"<h1 id=\"%e5%a6%82%e4%bd%95%e4%bf%ae%e5%be%a9mysql%e9%8c%af%e8%aa%a41282-sqlstate-hy000-er_warn_qc_resize-BZlKBrzJYn\">\u5982\u4f55\u4fee\u5fa9MySQL\u932f\u8aa41282 &#8211; SQLSTATE: HY000 (ER_WARN_QC_RESIZE)<\/h1>\n<p>\u5728\u4f7f\u7528MySQL\u6578\u64da\u5eab\u6642\uff0c\u60a8\u53ef\u80fd\u6703\u9047\u5230\u5404\u7a2e\u932f\u8aa4\uff0c\u5176\u4e2d\u4e4b\u4e00\u662f\u932f\u8aa41282\uff0c\u986f\u793a\u70ba\u201cSQLSTATE: HY000 (ER_WARN_QC_RESIZE) \u67e5\u8a62\u7de9\u5b58\u672a\u80fd\u8a2d\u7f6e\u5927\u5c0f%lu\uff1b\u65b0\u7684\u67e5\u8a62\u7de9\u5b58\u5927\u5c0f\u70ba%lu\u201d\u3002\u9019\u500b\u932f\u8aa4\u901a\u5e38\u8207\u67e5\u8a62\u7de9\u5b58\u7684\u914d\u7f6e\u6709\u95dc\uff0c\u4e26\u53ef\u80fd\u5f71\u97ff\u6578\u64da\u5eab\u7684\u6027\u80fd\u3002\u672c\u6587\u5c07\u6df1\u5165\u63a2\u8a0e\u9019\u500b\u932f\u8aa4\u7684\u539f\u56e0\u53ca\u5176\u89e3\u6c7a\u65b9\u6848\u3002<\/p>\n<h2 id=\"%e9%8c%af%e8%aa%a41282%e7%9a%84%e5%8e%9f%e5%9b%a0-BZlKBrzJYn\">\u932f\u8aa41282\u7684\u539f\u56e0<\/h2>\n<p>MySQL\u7684\u67e5\u8a62\u7de9\u5b58\u662f\u4e00\u7a2e\u7528\u65bc\u63d0\u9ad8\u67e5\u8a62\u6027\u80fd\u7684\u6a5f\u5236\u3002\u7576\u4e00\u500b\u67e5\u8a62\u88ab\u57f7\u884c\u6642\uff0cMySQL\u6703\u5c07\u5176\u7d50\u679c\u5b58\u5132\u5728\u7de9\u5b58\u4e2d\uff0c\u9019\u6a23\u5982\u679c\u76f8\u540c\u7684\u67e5\u8a62\u518d\u6b21\u88ab\u57f7\u884c\uff0cMySQL\u53ef\u4ee5\u76f4\u63a5\u5f9e\u7de9\u5b58\u4e2d\u8fd4\u56de\u7d50\u679c\uff0c\u800c\u4e0d\u5fc5\u91cd\u65b0\u57f7\u884c\u67e5\u8a62\u3002\u932f\u8aa41282\u901a\u5e38\u767c\u751f\u5728\u4ee5\u4e0b\u60c5\u6cc1\uff1a<\/p>\n<ul>\n<li>\u67e5\u8a62\u7de9\u5b58\u7684\u5927\u5c0f\u8a2d\u7f6e\u4e0d\u7576\uff0c\u8d85\u904e\u4e86\u7cfb\u7d71\u7684\u9650\u5236\u3002<\/li>\n<li>MySQL\u670d\u52d9\u5668\u7684\u5167\u5b58\u4e0d\u8db3\uff0c\u7121\u6cd5\u5206\u914d\u6240\u9700\u7684\u67e5\u8a62\u7de9\u5b58\u5927\u5c0f\u3002<\/li>\n<li>\u914d\u7f6e\u6587\u4ef6\u4e2d\u7684\u67e5\u8a62\u7de9\u5b58\u53c3\u6578\u8a2d\u7f6e\u4e0d\u6b63\u78ba\u3002<\/li>\n<\/ul>\n<h2 id=\"%e5%a6%82%e4%bd%95%e4%bf%ae%e5%be%a9%e9%8c%af%e8%aa%a41282-BZlKBrzJYn\">\u5982\u4f55\u4fee\u5fa9\u932f\u8aa41282<\/h2>\n<p>\u8981\u4fee\u5fa9MySQL\u932f\u8aa41282\uff0c\u60a8\u53ef\u4ee5\u6309\u7167\u4ee5\u4e0b\u6b65\u9a5f\u9032\u884c\u64cd\u4f5c\uff1a<\/p>\n<h3 id=\"1-%e6%aa%a2%e6%9f%a5%e6%9f%a5%e8%a9%a2%e7%b7%a9%e5%ad%98%e8%a8%ad%e7%bd%ae-BZlKBrzJYn\">1. \u6aa2\u67e5\u67e5\u8a62\u7de9\u5b58\u8a2d\u7f6e<\/h3>\n<p>\u9996\u5148\uff0c\u60a8\u9700\u8981\u6aa2\u67e5MySQL\u7684\u67e5\u8a62\u7de9\u5b58\u8a2d\u7f6e\u3002\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u67e5\u770b\u7576\u524d\u7684\u67e5\u8a62\u7de9\u5b58\u5927\u5c0f\uff1a<\/p>\n<pre><code>SHOW VARIABLES LIKE 'query_cache_size';<\/code><\/pre>\n<p>\u5982\u679c\u67e5\u8a62\u7de9\u5b58\u5927\u5c0f\u8a2d\u7f6e\u5f97\u904e\u9ad8\uff0c\u60a8\u53ef\u4ee5\u8003\u616e\u5c07\u5176\u964d\u4f4e\u3002\u53ef\u4ee5\u5728MySQL\u914d\u7f6e\u6587\u4ef6\uff08\u901a\u5e38\u662fmy.cnf\u6216my.ini\uff09\u4e2d\u9032\u884c\u8abf\u6574\uff1a<\/p>\n<pre><code>[mysqld]\nquery_cache_size = 1048576  # 1MB\n<\/code><\/pre>\n<h3 id=\"2-%e6%aa%a2%e6%9f%a5%e5%85%a7%e5%ad%98%e4%bd%bf%e7%94%a8%e6%83%85%e6%b3%81-BZlKBrzJYn\">2. \u6aa2\u67e5\u5167\u5b58\u4f7f\u7528\u60c5\u6cc1<\/h3>\n<p>\u78ba\u4fdd\u60a8\u7684\u4f3a\u670d\u5668\u6709\u8db3\u5920\u7684\u5167\u5b58\u4f86\u652f\u6301\u67e5\u8a62\u7de9\u5b58\u7684\u5927\u5c0f\u3002\u60a8\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u6aa2\u67e5\u7576\u524d\u7684\u5167\u5b58\u4f7f\u7528\u60c5\u6cc1\uff1a<\/p>\n<pre><code>SHOW STATUS LIKE 'Innodb_buffer_pool_size';<\/code><\/pre>\n<p>\u5982\u679c\u5167\u5b58\u4e0d\u8db3\uff0c\u60a8\u53ef\u80fd\u9700\u8981\u5347\u7d1a\u4f3a\u670d\u5668\u7684\u5167\u5b58\u6216\u6e1b\u5c11\u67e5\u8a62\u7de9\u5b58\u7684\u5927\u5c0f\u3002<\/p>\n<h3 id=\"3-%e9%87%8d%e6%96%b0%e5%95%9f%e5%8b%95mysql%e6%9c%8d%e5%8b%99-BZlKBrzJYn\">3. \u91cd\u65b0\u555f\u52d5MySQL\u670d\u52d9<\/h3>\n<p>\u5728\u4fee\u6539\u914d\u7f6e\u6587\u4ef6\u5f8c\uff0c\u60a8\u9700\u8981\u91cd\u65b0\u555f\u52d5MySQL\u670d\u52d9\u4ee5\u4f7f\u66f4\u6539\u751f\u6548\u3002\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u91cd\u65b0\u555f\u52d5MySQL\uff1a<\/p>\n<pre><code>sudo systemctl restart mysql<\/code><\/pre>\n<h3 id=\"4-%e7%9b%a3%e6%8e%a7%e6%9f%a5%e8%a9%a2%e7%b7%a9%e5%ad%98%e7%9a%84%e6%80%a7%e8%83%bd-BZlKBrzJYn\">4. \u76e3\u63a7\u67e5\u8a62\u7de9\u5b58\u7684\u6027\u80fd<\/h3>\n<p>\u5728\u4fee\u5fa9\u932f\u8aa4\u5f8c\uff0c\u5efa\u8b70\u60a8\u6301\u7e8c\u76e3\u63a7\u67e5\u8a62\u7de9\u5b58\u7684\u6027\u80fd\u3002\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u67e5\u770b\u67e5\u8a62\u7de9\u5b58\u7684\u4f7f\u7528\u60c5\u6cc1\uff1a<\/p>\n<pre><code>SHOW STATUS LIKE 'Qcache%';<\/code><\/pre>\n<p>\u9019\u5c07\u986f\u793a\u67e5\u8a62\u7de9\u5b58\u7684\u547d\u4e2d\u7387\u548c\u5176\u4ed6\u76f8\u95dc\u6307\u6a19\uff0c\u5e6b\u52a9\u60a8\u8a55\u4f30\u67e5\u8a62\u7de9\u5b58\u7684\u6548\u679c\u3002<\/p>\n<h2 id=\"%e7%b5%90%e8%ab%96-BZlKBrzJYn\">\u7d50\u8ad6<\/h2>\n<p>MySQL\u932f\u8aa41282\u53ef\u80fd\u6703\u5f71\u97ff\u6578\u64da\u5eab\u7684\u6027\u80fd\uff0c\u4f46\u901a\u904e\u6aa2\u67e5\u548c\u8abf\u6574\u67e5\u8a62\u7de9\u5b58\u7684\u8a2d\u7f6e\uff0c\u60a8\u53ef\u4ee5\u6709\u6548\u5730\u89e3\u6c7a\u9019\u500b\u554f\u984c\u3002\u78ba\u4fdd\u60a8\u7684\u4f3a\u670d\u5668\u6709\u8db3\u5920\u7684\u5167\u5b58\u4f86\u652f\u6301\u67e5\u8a62\u7de9\u5b58\u7684\u5927\u5c0f\uff0c\u4e26\u5b9a\u671f\u76e3\u63a7\u67e5\u8a62\u7de9\u5b58\u7684\u6027\u80fd\uff0c\u4ee5\u78ba\u4fdd\u6578\u64da\u5eab\u904b\u884c\u9806\u5229\u3002<\/p>\n<p>\u5982\u679c\u60a8\u9700\u8981\u9032\u4e00\u6b65\u7684\u652f\u6301\u6216\u5c0b\u627e\u9ad8\u6548\u7684\u89e3\u6c7a\u65b9\u6848\uff0c\u8003\u616e\u4f7f\u7528<a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a>\u670d\u52d9\uff0c\u9019\u5c07\u70ba\u60a8\u7684\u6578\u64da\u5eab\u63d0\u4f9b\u7a69\u5b9a\u7684\u904b\u884c\u74b0\u5883\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u4fee\u5fa9MySQL\u932f\u8aa41282 (SQLSTATE: HY000) \u7684\u65b9\u6cd5\uff0c\u89e3\u6c7a\u67e5\u8a62\u7de9\u5b58\u8a2d\u7f6e\u5931\u6557\u554f\u984c\uff0c\u78ba\u4fdd\u67e5\u8a62\u7de9\u5b58\u5927\u5c0f\u6b63\u78ba\u914d\u7f6e\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-177999","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/177999","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=177999"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/177999\/revisions"}],"predecessor-version":[{"id":178000,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/177999\/revisions\/178000"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=177999"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=177999"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=177999"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}