{"id":176305,"date":"2024-11-08T11:47:16","date_gmt":"2024-11-08T03:47:16","guid":{"rendered":"https:\/\/server.hk\/cnblog\/176305\/"},"modified":"2024-11-08T11:47:17","modified_gmt":"2024-11-08T03:47:17","slug":"%e5%a6%82%e4%bd%95%e4%bf%ae%e5%be%a9mysql%e9%8c%af%e8%aa%a4-er_sync_slave_io_thread_need_reconnect_reason_master_heartbeat","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/176305\/","title":{"rendered":"\u5982\u4f55\u4fee\u5fa9MySQL\u932f\u8aa4 &#8211; ER_SYNC_SLAVE_IO_THREAD_NEED_RECONNECT_REASON_MASTER_HEARTBEAT"},"content":{"rendered":"<h1 id=\"%e5%a6%82%e4%bd%95%e4%bf%ae%e5%be%a9mysql%e9%8c%af%e8%aa%a4-er_sync_slave_io_thread_need_reconnect_reason_master_heartbeat-LVTETzrYVL\">\u5982\u4f55\u4fee\u5fa9MySQL\u932f\u8aa4 &#8211; ER_SYNC_SLAVE_IO_THREAD_NEED_RECONNECT_REASON_MASTER_HEARTBEAT<\/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 <code>ER_SYNC_SLAVE_IO_THREAD_NEED_RECONNECT_REASON_MASTER_HEARTBEAT<\/code>\u3002\u9019\u500b\u932f\u8aa4\u901a\u5e38\u51fa\u73fe\u5728\u4e3b\u5f9e\u8907\u88fd\u67b6\u69cb\u4e2d\uff0c\u7576\u5f9e\u4f3a\u670d\u5668\u7684IO\u57f7\u884c\u7dd2\u7121\u6cd5\u8207\u4e3b\u4f3a\u670d\u5668\u4fdd\u6301\u9023\u63a5\u6642\uff0c\u5c31\u6703\u51fa\u73fe\u9019\u500b\u554f\u984c\u3002\u672c\u6587\u5c07\u63a2\u8a0e\u9019\u500b\u932f\u8aa4\u7684\u539f\u56e0\u53ca\u5176\u89e3\u6c7a\u65b9\u6cd5\u3002<\/p>\n<h2 id=\"%e9%8c%af%e8%aa%a4%e5%8e%9f%e5%9b%a0%e5%88%86%e6%9e%90-LVTETzrYVL\">\u932f\u8aa4\u539f\u56e0\u5206\u6790<\/h2>\n<p>\u7576\u5f9e\u4f3a\u670d\u5668\u7684IO\u57f7\u884c\u7dd2\u7121\u6cd5\u63a5\u6536\u5230\u4e3b\u4f3a\u670d\u5668\u7684\u5fc3\u8df3\u4fe1\u865f\u6642\uff0c\u6703\u5c0e\u81f4 <code>ER_SYNC_SLAVE_IO_THREAD_NEED_RECONNECT_REASON_MASTER_HEARTBEAT<\/code> \u932f\u8aa4\u3002\u9019\u901a\u5e38\u662f\u7531\u65bc\u4ee5\u4e0b\u5e7e\u500b\u539f\u56e0\u9020\u6210\u7684\uff1a<\/p>\n<ul>\n<li><strong>\u7db2\u7d61\u554f\u984c\uff1a<\/strong>\u5982\u679c\u4e3b\u5f9e\u4f3a\u670d\u5668\u4e4b\u9593\u7684\u7db2\u7d61\u9023\u63a5\u4e0d\u7a69\u5b9a\uff0c\u53ef\u80fd\u6703\u5c0e\u81f4\u5fc3\u8df3\u4fe1\u865f\u4e1f\u5931\u3002<\/li>\n<li><strong>\u4e3b\u4f3a\u670d\u5668\u6545\u969c\uff1a<\/strong>\u5982\u679c\u4e3b\u4f3a\u670d\u5668\u51fa\u73fe\u6545\u969c\u6216\u91cd\u555f\uff0c\u5f9e\u4f3a\u670d\u5668\u5c07\u7121\u6cd5\u63a5\u6536\u5230\u5fc3\u8df3\u4fe1\u865f\u3002<\/li>\n<li><strong>\u914d\u7f6e\u554f\u984c\uff1a<\/strong>MySQL\u7684\u914d\u7f6e\u6587\u4ef6\u4e2d\u53ef\u80fd\u5b58\u5728\u932f\u8aa4\uff0c\u5c0e\u81f4\u5fc3\u8df3\u4fe1\u865f\u7121\u6cd5\u6b63\u5e38\u767c\u9001\u6216\u63a5\u6536\u3002<\/li>\n<\/ul>\n<h2 id=\"%e8%a7%a3%e6%b1%ba%e6%96%b9%e6%b3%95-LVTETzrYVL\">\u89e3\u6c7a\u65b9\u6cd5<\/h2>\n<p>\u8981\u4fee\u5fa9\u9019\u500b\u932f\u8aa4\uff0c\u53ef\u4ee5\u6309\u7167\u4ee5\u4e0b\u6b65\u9a5f\u9032\u884c\uff1a<\/p>\n<h3 id=\"1-%e6%aa%a2%e6%9f%a5%e7%b6%b2%e7%b5%a1%e9%80%a3%e6%8e%a5-LVTETzrYVL\">1. \u6aa2\u67e5\u7db2\u7d61\u9023\u63a5<\/h3>\n<p>\u9996\u5148\uff0c\u78ba\u4fdd\u4e3b\u5f9e\u4f3a\u670d\u5668\u4e4b\u9593\u7684\u7db2\u7d61\u9023\u63a5\u6b63\u5e38\u3002\u53ef\u4ee5\u4f7f\u7528 <code>ping<\/code> \u547d\u4ee4\u4f86\u6aa2\u67e5\u9023\u63a5\u72c0\u614b\uff1a<\/p>\n<pre><code>ping \u4e3b\u4f3a\u670d\u5668IP\u5730\u5740<\/code><\/pre>\n<h3 id=\"2-%e6%aa%a2%e6%9f%a5%e4%b8%bb%e4%bc%ba%e6%9c%8d%e5%99%a8%e7%8b%80%e6%85%8b-LVTETzrYVL\">2. \u6aa2\u67e5\u4e3b\u4f3a\u670d\u5668\u72c0\u614b<\/h3>\n<p>\u78ba\u4fdd\u4e3b\u4f3a\u670d\u5668\u6b63\u5728\u904b\u884c\u4e14\u6c92\u6709\u6545\u969c\u3002\u53ef\u4ee5\u901a\u904e\u4ee5\u4e0b\u547d\u4ee4\u6aa2\u67e5\u4e3b\u4f3a\u670d\u5668\u7684\u72c0\u614b\uff1a<\/p>\n<pre><code>SHOW MASTER STATUS;<\/code><\/pre>\n<h3 id=\"3-%e6%aa%a2%e6%9f%a5mysql%e9%85%8d%e7%bd%ae-LVTETzrYVL\">3. \u6aa2\u67e5MySQL\u914d\u7f6e<\/h3>\n<p>\u6aa2\u67e5\u5f9e\u4f3a\u670d\u5668\u7684MySQL\u914d\u7f6e\u6587\u4ef6\uff08\u901a\u5e38\u662f <code>my.cnf<\/code> \u6216 <code>my.ini<\/code>\uff09\u4e2d\u7684\u4ee5\u4e0b\u53c3\u6578\uff1a<\/p>\n<ul>\n<li><code>server-id<\/code>\uff1a\u78ba\u4fdd\u6bcf\u500b\u4f3a\u670d\u5668\u90fd\u6709\u552f\u4e00\u7684ID\u3002<\/li>\n<li><code>relay-log<\/code>\uff1a\u78ba\u4fdd\u4e2d\u7e7c\u65e5\u8a8c\u7684\u914d\u7f6e\u6b63\u78ba\u3002<\/li>\n<li><code>log_slave_updates<\/code>\uff1a\u5982\u679c\u9700\u8981\uff0c\u78ba\u4fdd\u6b64\u9078\u9805\u5df2\u555f\u7528\u3002<\/li>\n<\/ul>\n<h3 id=\"4-%e9%87%8d%e5%95%9f%e5%be%9e%e4%bc%ba%e6%9c%8d%e5%99%a8%e7%9a%84io%e5%9f%b7%e8%a1%8c%e7%b7%92-LVTETzrYVL\">4. \u91cd\u555f\u5f9e\u4f3a\u670d\u5668\u7684IO\u57f7\u884c\u7dd2<\/h3>\n<p>\u5982\u679c\u4ee5\u4e0a\u6aa2\u67e5\u90fd\u6b63\u5e38\uff0c\u53ef\u4ee5\u5617\u8a66\u91cd\u555f\u5f9e\u4f3a\u670d\u5668\u7684IO\u57f7\u884c\u7dd2\u3002\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\uff1a<\/p>\n<pre><code>STOP SLAVE IO_THREAD;<\/code><\/pre>\n<pre><code>START SLAVE IO_THREAD;<\/code><\/pre>\n<h3 id=\"5-%e6%aa%a2%e6%9f%a5%e9%8c%af%e8%aa%a4%e6%97%a5%e8%aa%8c-LVTETzrYVL\">5. \u6aa2\u67e5\u932f\u8aa4\u65e5\u8a8c<\/h3>\n<p>\u5982\u679c\u554f\u984c\u4ecd\u7136\u5b58\u5728\uff0c\u6aa2\u67e5MySQL\u7684\u932f\u8aa4\u65e5\u8a8c\u4ee5\u7372\u53d6\u66f4\u591a\u4fe1\u606f\u3002\u932f\u8aa4\u65e5\u8a8c\u901a\u5e38\u4f4d\u65bcMySQL\u6578\u64da\u76ee\u9304\u4e2d\uff0c\u6587\u4ef6\u540d\u70ba <code>hostname.err<\/code>\u3002<\/p>\n<h2 id=\"%e7%b8%bd%e7%b5%90-LVTETzrYVL\">\u7e3d\u7d50<\/h2>\n<p>\u4fee\u5fa9 <code>ER_SYNC_SLAVE_IO_THREAD_NEED_RECONNECT_REASON_MASTER_HEARTBEAT<\/code> \u932f\u8aa4\u9700\u8981\u4ed4\u7d30\u6aa2\u67e5\u7db2\u7d61\u9023\u63a5\u3001\u4e3b\u4f3a\u670d\u5668\u72c0\u614b\u53caMySQL\u914d\u7f6e\u3002\u901a\u904e\u4e0a\u8ff0\u6b65\u9a5f\uff0c\u60a8\u61c9\u8a72\u80fd\u5920\u6709\u6548\u5730\u89e3\u6c7a\u6b64\u554f\u984c\uff0c\u78ba\u4fdd\u4e3b\u5f9e\u8907\u88fd\u7684\u6b63\u5e38\u904b\u884c\u3002\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\u7ba1\u7406\u63d0\u4f9b\u7a69\u5b9a\u7684\u74b0\u5883\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u4e86\u89e3\u5982\u4f55\u4fee\u5fa9MySQL\u932f\u8aa4ER_SYNC_SLAVE_IO_THREAD_NEED_RECONNECT_REASON_MASTER_HEARTBEAT\uff0c\u78ba\u4fdd\u6578\u64da\u540c\u6b65\u7a69\u5b9a\u6027\u548c\u53ef\u9760\u6027\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-176305","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/176305","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=176305"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/176305\/revisions"}],"predecessor-version":[{"id":176306,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/176305\/revisions\/176306"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=176305"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=176305"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=176305"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}