{"id":177663,"date":"2024-11-08T16:01:34","date_gmt":"2024-11-08T08:01:34","guid":{"rendered":"https:\/\/server.hk\/cnblog\/177663\/"},"modified":"2024-11-08T16:01:35","modified_gmt":"2024-11-08T08:01:35","slug":"%e5%a6%82%e4%bd%95%e4%bf%ae%e5%be%a9mysql%e9%8c%af%e8%aa%a41202-sqlstate-hy000%ef%bc%88er_slave_thread%ef%bc%89%e7%84%a1%e6%b3%95%e5%89%b5%e5%bb%ba%e5%be%9e%e6%9c%8d%e5%8b%99%e5%99%a8%e7%b7%9a","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/177663\/","title":{"rendered":"\u5982\u4f55\u4fee\u5fa9MySQL\u932f\u8aa41202 &#8211; SQLSTATE: HY000\uff08ER_SLAVE_THREAD\uff09\u7121\u6cd5\u5275\u5efa\u5f9e\u670d\u52d9\u5668\u7dda\u7a0b\uff1b\u6aa2\u67e5\u7cfb\u7d71\u8cc7\u6e90"},"content":{"rendered":"<h1 id=\"%e5%a6%82%e4%bd%95%e4%bf%ae%e5%be%a9mysql%e9%8c%af%e8%aa%a41202-sqlstate-hy000%ef%bc%88er_slave_thread%ef%bc%89%e7%84%a1%e6%b3%95%e5%89%b5%e5%bb%ba%e5%be%9e%e6%9c%8d%e5%8b%99%e5%99%a8%e7%b7%9a-yQLEtgxtvc\">\u5982\u4f55\u4fee\u5fa9MySQL\u932f\u8aa41202 &#8211; SQLSTATE: HY000\uff08ER_SLAVE_THREAD\uff09\u7121\u6cd5\u5275\u5efa\u5f9e\u670d\u52d9\u5668\u7dda\u7a0b\uff1b\u6aa2\u67e5\u7cfb\u7d71\u8cc7\u6e90<\/h1>\n<p>\u5728\u4f7f\u7528MySQL\u9032\u884c\u6578\u64da\u5eab\u7ba1\u7406\u6642\uff0c\u53ef\u80fd\u6703\u9047\u5230\u5404\u7a2e\u932f\u8aa4\uff0c\u5176\u4e2d\u4e4b\u4e00\u662f\u932f\u8aa41202\uff0c\u8a72\u932f\u8aa4\u7684\u4ee3\u78bc\u70baSQLSTATE: HY000\uff08ER_SLAVE_THREAD\uff09\u3002\u9019\u500b\u932f\u8aa4\u901a\u5e38\u8868\u793aMySQL\u7121\u6cd5\u5275\u5efa\u5f9e\u670d\u52d9\u5668\u7dda\u7a0b\uff0c\u4e26\u4e14\u63d0\u793a\u7528\u6236\u6aa2\u67e5\u7cfb\u7d71\u8cc7\u6e90\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%a41202%e7%9a%84%e5%8e%9f%e5%9b%a0-yQLEtgxtvc\">\u932f\u8aa41202\u7684\u539f\u56e0<\/h2>\n<p>MySQL\u932f\u8aa41202\u901a\u5e38\u51fa\u73fe\u5728\u4e3b\u5f9e\u8907\u88fd\u74b0\u5883\u4e2d\uff0c\u7576\u5f9e\u670d\u52d9\u5668\u7121\u6cd5\u555f\u52d5\u6216\u5275\u5efa\u65b0\u7684\u7dda\u7a0b\u6642\uff0c\u6703\u51fa\u73fe\u6b64\u932f\u8aa4\u3002\u4ee5\u4e0b\u662f\u4e00\u4e9b\u53ef\u80fd\u7684\u539f\u56e0\uff1a<\/p>\n<ul>\n<li><strong>\u7cfb\u7d71\u8cc7\u6e90\u4e0d\u8db3\uff1a<\/strong>\u7576\u7cfb\u7d71\u7684CPU\u3001\u5167\u5b58\u6216\u78c1\u789f\u7a7a\u9593\u4e0d\u8db3\u6642\uff0cMySQL\u53ef\u80fd\u7121\u6cd5\u5275\u5efa\u65b0\u7684\u7dda\u7a0b\u3002<\/li>\n<li><strong>\u914d\u7f6e\u554f\u984c\uff1a<\/strong>MySQL\u7684\u914d\u7f6e\u6587\u4ef6\u4e2d\u53ef\u80fd\u5b58\u5728\u4e0d\u7576\u7684\u8a2d\u7f6e\uff0c\u5c0e\u81f4\u7121\u6cd5\u5275\u5efa\u5f9e\u670d\u52d9\u5668\u7dda\u7a0b\u3002<\/li>\n<li><strong>\u7db2\u7d61\u554f\u984c\uff1a<\/strong>\u4e3b\u5f9e\u4e4b\u9593\u7684\u7db2\u7d61\u9023\u63a5\u4e0d\u7a69\u5b9a\u6216\u4e2d\u65b7\uff0c\u53ef\u80fd\u6703\u5c0e\u81f4\u5f9e\u670d\u52d9\u5668\u7121\u6cd5\u6b63\u5e38\u904b\u884c\u3002<\/li>\n<li><strong>\u7248\u672c\u4e0d\u517c\u5bb9\uff1a<\/strong>\u4e3b\u5f9e\u670d\u52d9\u5668\u4e4b\u9593\u7684MySQL\u7248\u672c\u4e0d\u4e00\u81f4\uff0c\u53ef\u80fd\u6703\u5c0e\u81f4\u8907\u88fd\u5931\u6557\u3002<\/li>\n<\/ul>\n<h2 id=\"%e6%aa%a2%e6%9f%a5%e7%b3%bb%e7%b5%b1%e8%b3%87%e6%ba%90-yQLEtgxtvc\">\u6aa2\u67e5\u7cfb\u7d71\u8cc7\u6e90<\/h2>\n<p>\u9996\u5148\uff0c\u6aa2\u67e5\u7cfb\u7d71\u8cc7\u6e90\u662f\u89e3\u6c7a\u6b64\u932f\u8aa4\u7684\u7b2c\u4e00\u6b65\u3002\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u4f86\u6aa2\u67e5\u7cfb\u7d71\u7684CPU\u548c\u5167\u5b58\u4f7f\u7528\u60c5\u6cc1\uff1a<\/p>\n<pre><code>top<\/code><\/pre>\n<p>\u9019\u500b\u547d\u4ee4\u5c07\u986f\u793a\u7576\u524d\u7cfb\u7d71\u7684\u8cc7\u6e90\u4f7f\u7528\u60c5\u6cc1\u3002\u5982\u679c\u767c\u73feCPU\u6216\u5167\u5b58\u4f7f\u7528\u7387\u63a5\u8fd1100%\uff0c\u5247\u9700\u8981\u8003\u616e\u5347\u7d1a\u786c\u9ad4\u6216\u512a\u5316\u61c9\u7528\u7a0b\u5e8f\u4ee5\u91cb\u653e\u8cc7\u6e90\u3002<\/p>\n<p>\u6b64\u5916\uff0c\u6aa2\u67e5\u78c1\u789f\u7a7a\u9593\u4e5f\u975e\u5e38\u91cd\u8981\u3002\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u4f86\u6aa2\u67e5\u78c1\u789f\u4f7f\u7528\u60c5\u6cc1\uff1a<\/p>\n<pre><code>df -h<\/code><\/pre>\n<p>\u5982\u679c\u767c\u73fe\u78c1\u789f\u7a7a\u9593\u4e0d\u8db3\uff0c\u5247\u9700\u8981\u6e05\u7406\u4e0d\u5fc5\u8981\u7684\u6587\u4ef6\u6216\u64f4\u5c55\u78c1\u789f\u5bb9\u91cf\u3002<\/p>\n<h2 id=\"%e6%aa%a2%e6%9f%a5mysql%e9%85%8d%e7%bd%ae-yQLEtgxtvc\">\u6aa2\u67e5MySQL\u914d\u7f6e<\/h2>\n<p>\u5982\u679c\u7cfb\u7d71\u8cc7\u6e90\u6b63\u5e38\uff0c\u5247\u9700\u8981\u6aa2\u67e5MySQL\u7684\u914d\u7f6e\u6587\u4ef6\uff08\u901a\u5e38\u662fmy.cnf\u6216my.ini\uff09\u3002\u4ee5\u4e0b\u662f\u4e00\u4e9b\u9700\u8981\u6ce8\u610f\u7684\u914d\u7f6e\u9805\uff1a<\/p>\n<ul>\n<li><strong>max_connections\uff1a<\/strong>\u9019\u500b\u53c3\u6578\u5b9a\u7fa9\u4e86MySQL\u53ef\u4ee5\u540c\u6642\u8655\u7406\u7684\u6700\u5927\u9023\u63a5\u6578\u3002\u5982\u679c\u8a2d\u7f6e\u904e\u4f4e\uff0c\u53ef\u80fd\u6703\u5c0e\u81f4\u7121\u6cd5\u5275\u5efa\u65b0\u7684\u7dda\u7a0b\u3002<\/li>\n<li><strong>thread_cache_size\uff1a<\/strong>\u9019\u500b\u53c3\u6578\u63a7\u5236\u4e86MySQL\u53ef\u4ee5\u7de9\u5b58\u7684\u7dda\u7a0b\u6578\u91cf\u3002\u5982\u679c\u8a2d\u7f6e\u904e\u4f4e\uff0c\u53ef\u80fd\u6703\u5c0e\u81f4\u983b\u7e41\u5275\u5efa\u548c\u92b7\u6bc0\u7dda\u7a0b\uff0c\u5f71\u97ff\u6027\u80fd\u3002<\/li>\n<\/ul>\n<p>\u53ef\u4ee5\u901a\u904e\u4ee5\u4e0b\u547d\u4ee4\u67e5\u770b\u7576\u524d\u7684\u914d\u7f6e\u503c\uff1a<\/p>\n<pre><code>SHOW VARIABLES LIKE 'max_connections';<\/code><\/pre>\n<pre><code>SHOW VARIABLES LIKE 'thread_cache_size';<\/code><\/pre>\n<h2 id=\"%e6%aa%a2%e6%9f%a5%e7%b6%b2%e7%b5%a1%e9%80%a3%e6%8e%a5-yQLEtgxtvc\">\u6aa2\u67e5\u7db2\u7d61\u9023\u63a5<\/h2>\n<p>\u5982\u679c\u4ee5\u4e0a\u6aa2\u67e5\u90fd\u6b63\u5e38\uff0c\u5247\u9700\u8981\u6aa2\u67e5\u4e3b\u5f9e\u4e4b\u9593\u7684\u7db2\u7d61\u9023\u63a5\u3002\u53ef\u4ee5\u4f7f\u7528ping\u547d\u4ee4\u4f86\u6e2c\u8a66\u9023\u63a5\uff1a<\/p>\n<pre><code>ping [\u5f9e\u670d\u52d9\u5668IP]<\/code><\/pre>\n<p>\u5982\u679c\u767c\u73fe\u7db2\u7d61\u4e0d\u7a69\u5b9a\uff0c\u5247\u9700\u8981\u6aa2\u67e5\u7db2\u7d61\u8a2d\u5099\u6216\u806f\u7e6b\u7db2\u7d61\u7ba1\u7406\u54e1\u9032\u884c\u6545\u969c\u6392\u9664\u3002<\/p>\n<h2 id=\"%e7%89%88%e6%9c%ac%e5%85%bc%e5%ae%b9%e6%80%a7-yQLEtgxtvc\">\u7248\u672c\u517c\u5bb9\u6027<\/h2>\n<p>\u6700\u5f8c\uff0c\u78ba\u4fdd\u4e3b\u5f9e\u670d\u52d9\u5668\u4e4b\u9593\u7684MySQL\u7248\u672c\u517c\u5bb9\u3002\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u6aa2\u67e5\u7248\u672c\uff1a<\/p>\n<pre><code>SELECT VERSION();<\/code><\/pre>\n<p>\u5982\u679c\u7248\u672c\u4e0d\u4e00\u81f4\uff0c\u5efa\u8b70\u5347\u7d1a\u6216\u964d\u7d1a\u5176\u4e2d\u4e00\u500b\u670d\u52d9\u5668\u4ee5\u78ba\u4fdd\u517c\u5bb9\u6027\u3002<\/p>\n<h2 id=\"%e7%b8%bd%e7%b5%90-yQLEtgxtvc\">\u7e3d\u7d50<\/h2>\n<p>MySQL\u932f\u8aa41202 &#8211; SQLSTATE: HY000\uff08ER_SLAVE_THREAD\uff09\u901a\u5e38\u662f\u7531\u65bc\u7cfb\u7d71\u8cc7\u6e90\u4e0d\u8db3\u3001\u914d\u7f6e\u554f\u984c\u3001\u7db2\u7d61\u554f\u984c\u6216\u7248\u672c\u4e0d\u517c\u5bb9\u5f15\u8d77\u7684\u3002\u901a\u904e\u6aa2\u67e5\u7cfb\u7d71\u8cc7\u6e90\u3001MySQL\u914d\u7f6e\u3001\u7db2\u7d61\u9023\u63a5\u548c\u7248\u672c\u517c\u5bb9\u6027\uff0c\u53ef\u4ee5\u6709\u6548\u5730\u89e3\u6c7a\u6b64\u932f\u8aa4\u3002\u5982\u679c\u60a8\u9700\u8981\u7a69\u5b9a\u7684\u6578\u64da\u5eab\u74b0\u5883\uff0c\u8003\u616e\u4f7f\u7528<a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a>\u6216<a href=\"https:\/\/server.hk\">\u9999\u6e2f\u4f3a\u670d\u5668<\/a>\u4f86\u63d0\u5347\u6027\u80fd\u548c\u53ef\u9760\u6027\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u4fee\u5fa9MySQL\u932f\u8aa41202\uff08SQLSTATE: HY000\uff09\u7684\u65b9\u6cd5\uff0c\u6aa2\u67e5\u7cfb\u7d71\u8cc7\u6e90\u4ee5\u89e3\u6c7a\u7121\u6cd5\u5275\u5efa\u5f9e\u670d\u52d9\u5668\u7dda\u7a0b\u7684\u554f\u984c\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-177663","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/177663","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=177663"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/177663\/revisions"}],"predecessor-version":[{"id":177664,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/177663\/revisions\/177664"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=177663"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=177663"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=177663"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}