{"id":3044,"date":"2011-07-21T23:18:11","date_gmt":"2011-07-21T15:18:11","guid":{"rendered":"http:\/\/www.orczhou.com\/?p=3044"},"modified":"2011-10-27T20:21:32","modified_gmt":"2011-10-27T12:21:32","slug":"why-and-how-mysql-5-5-semi-sync-replication","status":"publish","type":"post","link":"https:\/\/www.orczhou.com\/index.php\/2011\/07\/why-and-how-mysql-5-5-semi-sync-replication\/","title":{"rendered":"MySQL\u534a\u540c\u6b65Semi-sync\u539f\u7406\u4ecb\u7ecd\u3010\u56fe\u8bf4\u3011"},"content":{"rendered":"

\u4e0a\u56fe\u5148\u3002<\/p>\n

\"Semi-sync-why\"<\/a><\/p>\n

\u5982\u679c\u8fd8\u4e0d\u4e86\u89e3Semi-sync\u53ef\u4ee5\u9605\u8bfb\uff08Manual<\/a> | \u6982\u8ff0<\/a>\uff09<\/p>\n

1. \u4f18\u70b9<\/div>\n

\u5f53\u4e8b\u52a1\u8fd4\u56de\u5ba2\u6237\u7aef\u6210\u529f\u540e\uff0c\u5219\u65e5\u5fd7\u4e00\u5b9a\u5728\u81f3\u5c11\u4e24\u53f0\u4e3b\u673a\u4e0a\u5b58\u5728\u3002<\/strong><\/p>\n

MySQL\u5728\u52a0\u8f7d\u5e76\u5f00\u542f<\/a>Semi-sync\u63d2\u4ef6\u540e\uff0c\u6bcf\u4e00\u4e2a\u4e8b\u52a1\u9700\u7b49\u5f85\u5907\u5e93\u63a5\u6536\u65e5\u5fd7\u540e\u624d\u8fd4\u56de\u7ed9\u5ba2\u6237\u7aef\u3002\u5982\u679c\u505a\u7684\u662f\u5c0f\u4e8b\u52a1\uff0c\u4e24\u53f0\u4e3b\u673a\u7684\u5ef6\u8fdf\u53c8\u8f83\u5c0f\uff0c\u5219Semi-sync\u53ef\u4ee5\u5b9e\u73b0\u5728\u6027\u80fd\u5f88\u5c0f\u635f\u5931\u7684\u60c5\u51b5\u4e0b\u7684\u96f6\u6570\u636e\u4e22\u5931\u3002<\/p>\n

2. \u7f3a\u70b9<\/div>\n

\u5b8c\u6210\u5355\u6761\u4e8b\u52a1\u589e\u52a0\u4e86\u989d\u5916\u7684\u7b49\u5f85\u5ef6\u8fdf\uff0c\u5ef6\u8fdf\u7684\u5927\u5c0f\u53d6\u51b3\u4e8e\u7f51\u7edc\u7684\u597d\u574f\u3002<\/p>\n

Semi-sync\u4e0d\u662f\u5206\u5e03\u5f0f\u4e8b\u52a1\uff0c\u4e3b\u5e93\u4f1a\u5728\u81ea\u5df1\u5b8c\u6210\u4e8b\u52a1\u540e<\/strong>\uff0c\u7b49\u5f85\u5907\u5e93\u63a5\u6536\u4e8b\u52a1\u65e5\u5fd7<\/strong>\u3002<\/p>\n

3. \u4e3b\u673aCrash\u65f6\u7684\u5904\u7406<\/div>\n

<\/p>\n

\u5907\u5e93Crash\u65f6\uff0c\u4e3b\u5e93\u4f1a\u5728\u67d0\u6b21\u7b49\u5f85\u8d85\u65f6\u540e\uff0c\u5173\u95edSemi-sync\u7684\u7279\u6027\uff0c\u964d\u7ea7\u4e3a\u666e\u901a\u7684\u5f02\u6b65\u590d\u5236\uff0c\u8fd9\u79cd\u60c5\u51b5\u6bd4\u8f83\u7b80\u5355\u3002<\/p>\n

\u4e3b\u5e93Crash\u540e\uff0c\u90a3\u4e48\u53ef\u80fd\u5b58\u5728\u4e00\u4e9b\u4e8b\u52a1\u5df2\u7ecf\u5728\u4e3b\u5e93Commit\uff0c\u4f46\u662f\u8fd8\u6ca1\u6709\u4f20\u7ed9\u4efb\u4f55\u5907\u5e93\uff0c\u6211\u4eec\u59d1\u4e14\u79f0\u8fd9\u7c7b\u4e8b\u52a1\u4e3a”\u5899\u5934\u4e8b\u52a1<\/strong>“\u3002”\u5899\u5934\u4e8b\u52a1”\u90fd\u662f\u6ca1\u6709\u8fd4\u56de\u7ed9\u5ba2\u6237\u7aef\u7684\uff0c\u6240\u4ee5\u53d1\u8d77\u4e8b\u52a1\u7684\u5ba2\u6237\u7aef\u5e76\u4e0d\u77e5\u9053\u8fd9\u4e2a\u4e8b\u52a1\u662f\u5426\u5df2\u7ecf\u5b8c\u6210\u3002<\/p>\n

\u8fd9\u65f6\uff0c\u5982\u679c\u5ba2\u6237\u7aef\u4e0d\u505a\u5207\u6362\uff0c\u53ea\u662f\u7b49Crash\u7684\u4e3b\u5e93\u6062\u590d\u540e\uff0c\u7ee7\u7eed\u5728\u4e3b\u5e93\u8fdb\u884c\u64cd\u4f5c<\/strong>\uff0c\u5ba2\u6237\u7aef\u4f1a\u53d1\u73b0\u524d\u9762\u7684”\u5899\u5934\u4e8b\u52a1”\u90fd\u5df2\u7ecf\u5b8c\u6210\uff0c\u53ef\u4ee5\u7ee7\u7eed\u8fdb\u884c\u540e\u7eed\u7684\u4e1a\u52a1\u5904\u7406\uff1b\u53e6\u4e00\u79cd\u60c5\u51b5\uff0c\u5982\u679c\u5ba2\u6237\u7aefFailover\u5230\u5907\u5e93\u4e0a<\/strong>\uff0c\u5ba2\u6237\u7aef\u4f1a\u53d1\u73b0\u524d\u9762\u7684\u201c\u5899\u5934\u4e8b\u52a1\u201d\u90fd\u6ca1\u6709\u6210\u529f\uff0c\u5219\u9700\u8981\u91cd\u65b0\u505a\u8fd9\u4e9b\u4e8b\u52a1\uff0c\u7136\u540e\u7ee7\u7eed\u8fdb\u884c\u540e\u7eed\u7684\u4e1a\u52a1\u5904\u7406\u3002<\/p>\n

4. \u5176\u4ed6<\/div>\n

\u53ef\u4ee5\u505a\u591a\u4e2a\u5907\u5e93\uff0c\u4efb\u4f55\u4e00\u4e2a\u5907\u5e93\u63a5\u6536\u5b8c\u6210\u65e5\u5fd7\u540e\uff0c\u4e3b\u5e93\u5c31\u53ef\u4ee5\u8fd4\u56de\u7ed9\u5ba2\u6237\u7aef\u4e86\u3002<\/p>\n

\u7f51\u7edc\u4f20\u8f93\u5728\u5e76\u53d1\u7ebf\u7a0b\u8f83\u591a\u65f6\uff0c\u4e00\u6b21\u53ef\u80fd\u4f20\u8f93\u5f88\u591a\u65e5\u5fd7\uff0c\u4e8b\u52a1\u7684\u5e73\u5747<\/strong>\u5ef6\u8fdf\u4f1a\u964d\u4f4e\u3002<\/p>\n

“\u5899\u5934\u4e8b\u52a1”\u5728\u5899\u5934\u4e0a\u7684\u65f6\u5019\uff0c\u662f\u53ef\u4ee5\u88ab\u8bfb\u53d6\u7684\uff0c\u4f46\u662f\u8fd9\u4e9b\u4e8b\u52a1\u5728\u4e0a\u9762Failover\u7684\u573a\u666f\u4e0b\uff0c\u662f\u88ab\u8ba4\u4e3a\u6ca1\u6709\u5b8c\u6210\u7684\u3002<\/p>\n

\u7d2f\u4e86\uff0c\u542c\u9996\u6b4c\uff0c\u4f38\u4e2a\u61d2\u8170\u5427:)<\/p>\n

<\/embed><\/p>\n

\u5e7f\u544a\uff1a\u6211\u4eec\u5bfb\u627e\u9760\u8c31\u7684\u4eba<\/a> | \u611f\u8c22\u4f5c\u8005<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"

\u4e0a\u56fe\u5148\u3002 \u5982\u679c\u8fd8\u4e0d\u4e86\u89e3Semi-sync\u53ef\u4ee5\u9605\u8bfb\uff08Manual | \u6982\u8ff0\uff09 1. \u4f18\u70b9 \u5f53\u4e8b\u52a1\u8fd4\u56de\u5ba2\u6237\u7aef\u6210\u529f\u540e\uff0c\u5219\u65e5\u5fd7\u4e00\u5b9a\u5728\u81f3\u5c11\u4e24\u53f0\u4e3b\u673a\u4e0a\u5b58\u5728\u3002 MySQL\u5728\u52a0\u8f7d\u5e76\u5f00\u542fSemi-sync\u63d2\u4ef6\u540e\uff0c\u6bcf\u4e00\u4e2a\u4e8b\u52a1\u9700\u7b49\u5f85\u5907\u5e93\u63a5\u6536\u65e5\u5fd7\u540e\u624d\u8fd4\u56de\u7ed9\u5ba2\u6237\u7aef\u3002\u5982\u679c\u505a\u7684\u662f\u5c0f\u4e8b\u52a1\uff0c\u4e24\u53f0\u4e3b\u673a\u7684\u5ef6\u8fdf\u53c8\u8f83\u5c0f\uff0c\u5219Semi-sync\u53ef\u4ee5\u5b9e\u73b0\u5728\u6027\u80fd\u5f88\u5c0f\u635f\u5931\u7684\u60c5\u51b5\u4e0b\u7684\u96f6\u6570\u636e\u4e22\u5931\u3002 2. \u7f3a\u70b9 \u5b8c\u6210\u5355\u6761\u4e8b\u52a1\u589e\u52a0\u4e86\u989d\u5916\u7684\u7b49\u5f85\u5ef6\u8fdf\uff0c\u5ef6\u8fdf\u7684\u5927\u5c0f\u53d6\u51b3\u4e8e\u7f51\u7edc\u7684\u597d\u574f\u3002 Semi-sync\u4e0d\u662f\u5206\u5e03\u5f0f\u4e8b\u52a1\uff0c\u4e3b\u5e93\u4f1a\u5728\u81ea\u5df1\u5b8c\u6210\u4e8b\u52a1\u540e\uff0c\u7b49\u5f85\u5907\u5e93\u63a5\u6536\u4e8b\u52a1\u65e5\u5fd7\u3002 3. \u4e3b\u673aCrash\u65f6\u7684\u5904\u7406<\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_eb_attr":"","inline_featured_image":false,"_tocer_settings":[],"footnotes":""},"categories":[6],"tags":[69,68,70,71],"class_list":["post-3044","post","type-post","status-publish","format-standard","hentry","category-mysql","tag-mysql5-5","tag-semi-sync","tag-semi-sync-replication","tag-71"],"_links":{"self":[{"href":"https:\/\/www.orczhou.com\/index.php\/wp-json\/wp\/v2\/posts\/3044","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.orczhou.com\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.orczhou.com\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.orczhou.com\/index.php\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/www.orczhou.com\/index.php\/wp-json\/wp\/v2\/comments?post=3044"}],"version-history":[{"count":13,"href":"https:\/\/www.orczhou.com\/index.php\/wp-json\/wp\/v2\/posts\/3044\/revisions"}],"predecessor-version":[{"id":3707,"href":"https:\/\/www.orczhou.com\/index.php\/wp-json\/wp\/v2\/posts\/3044\/revisions\/3707"}],"wp:attachment":[{"href":"https:\/\/www.orczhou.com\/index.php\/wp-json\/wp\/v2\/media?parent=3044"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.orczhou.com\/index.php\/wp-json\/wp\/v2\/categories?post=3044"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.orczhou.com\/index.php\/wp-json\/wp\/v2\/tags?post=3044"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}