— MySQL\u590d\u5236;
\n\u590d\u5236\u662fMySQL\u7684\u4e00\u9879\u529f\u80fd,\u5141\u8bb8\u670d\u52a1\u5668\u5c06\u66f4\u6539\u4ece\u4e00\u4e2a\u5b9e\u4f8b\u590d\u5236\u5230\u53e6\u4e00\u4e2a\u5b9e\u4f8b:
\n1.MySQL\u4e2d\u7684\u590d\u5236\u529f\u80fd\u7528\u4e8e\u5c06\u66f4\u6539\u4ece\u4e00\u4e2a\u670d\u52a1\u5668(\u4e3b\u670d\u52a1\u5668)\u590d\u5236\u5230\u4e00\u4e2a\u6216\u591a\u4e2a\u4ece\u5c5e\u670d\u52a1\u5668;
\n2.\u4e3b\u670d\u52a1\u5668\u5c06\u6240\u6709\u6570\u636e\u548c\u7ed3\u6784\u66f4\u6539\u8bb0\u5f55\u5230\u4e8c\u8fdb\u5236\u65e5\u5fd7\u4e2d;
\n3.\u4ece\u5c5e\u670d\u52a1\u5668\u4ece\u4e3b\u670d\u52a1\u5668\u8bf7\u6c42\u8be5\u4e8c\u8fdb\u5236\u65e5\u5fd7\u5e76\u5728\u672c\u5730\u5e94\u7528\u5176\u5185\u5bb9;
\n4.\u65e5\u5fd7\u6587\u4ef6\u7684\u683c\u5f0f\u5f71\u54cd\u4ece\u5c5e\u670d\u52a1\u5668\u5e94\u7528\u66f4\u6539\u7684\u65b9\u5f0f,MySQL\u652f\u6301\u57fa\u4e8e\u8bed\u53e5\u7684,\u57fa\u4e8e\u884c\u7684\u4ee5\u53ca\u6df7\u5408\u683c\u5f0f\u7684\u65e5\u5fd7\u8bb0\u5f55;
\n5.\u4ece\u5c5e\u670d\u52a1\u5668\u6570\u91cf:
\n 1.\u4e00\u4e2a\u4e3b\u670d\u52a1\u5668\u53ef\u4ee5\u5177\u6709\u7684\u4ece\u5c5e\u670d\u52a1\u5668\u6570\u91cf\u6ca1\u6709\u9650\u5236,\u4f46\u662f,\u6bcf\u4e2a\u989d\u5916\u4ece\u5c5e\u670d\u52a1\u5668\u4f7f\u7528\u4e3b\u670d\u52a1\u5668\u4e0a\u7684\u8f83\u5c11\u8d44\u6e90,\u6240\u4ee5\u60a8\u5e94\u8be5\u4ed4\u7ec6\u8003\u8651\u751f\u4ea7\u8bbe\u7f6e\u4e2d\u6bcf\u4e2a\u4ece\u5c5e\u670d\u52a1\u5668\u7684\u597d\u5904;
\n 2.\u7ed9\u5b9a\u73af\u5883\u4e2d\u4e3b\u670d\u52a1\u5668\u7684\u6700\u4f73\u4ece\u5c5e\u670d\u52a1\u5668\u6570\u91cf\u53d6\u51b3\u4e8e\u8bb8\u591a\u56e0\u7d20:\u6a21\u5f0f\u5927\u5c0f,\u5199\u5165\u6b21\u6570,\u4e3b\u670d\u52a1\u5668\u548c\u4ece\u5c5e\u670d\u52a1\u5668\u7684\u76f8\u5bf9\u6027\u80fd\u4ee5\u53caCPU\u548c\u5185\u5b58\u53ef\u7528\u6027\u7b49\u56e0\u7d20;
\n 3.\u4e00\u822c\u51c6\u5219\u662f\u5c06\u6bcf\u4e2a\u4e3b\u670d\u52a1\u5668\u7684\u4ece\u5c5e\u670d\u52a1\u5668\u6570\u91cf\u9650\u5236\u4e3a\u4e0d\u8d85\u8fc730;
\n6.\u7f51\u7edc\u6545\u969c:
\n 1.MySQL\u4e2d\u7684\u590d\u5236\u529f\u80fd\u5728\u7f51\u7edc\u6545\u969c\u65f6\u7ee7\u7eed\u5de5\u4f5c;
\n 2.\u6bcf\u4e2a\u4ece\u5c5e\u670d\u52a1\u5668\u8ddf\u8e2a\u5176\u5df2\u7ecf\u5904\u7406\u4e86\u591a\u5c11\u65e5\u5fd7\u5e76\u5728\u7f51\u7edc\u8fde\u63a5\u6062\u590d\u65f6\u81ea\u52a8\u7ee7\u7eed\u5904\u7406,\u6b64\u884c\u4e3a\u662f\u81ea\u52a8\u7684,\u4e0d\u9700\u8981\u7279\u6b8a\u914d\u7f6e;<\/p>\n
— \u590d\u5236\u4e3b\u670d\u52a1\u5668\u548c\u4ece\u5c5e\u670d\u52a1\u5668;
\n\u4e3b\/\u4ece\u5c5e\u670d\u52a1\u5668\u5173\u7cfb\u662f\u4e00\u5bf9\u591a\u5173\u7cfb:
\n1.\u6bcf\u4e2a\u4ece\u5c5e\u670d\u52a1\u5668\u4ece\u4e00\u4e2a\u4e3b\u670d\u52a1\u5668\u8bfb\u53d6\u65e5\u5fd7;
\n2.\u4e00\u4e2a\u4e3b\u670d\u52a1\u5668\u53ef\u4ee5\u5c06\u65e5\u5fd7\u4f20\u9001\u7ed9\u8bb8\u591a\u4ece\u5c5e\u670d\u52a1\u5668;
\n3.\u4e2d\u7ee7\u4ece\u5c5e\u670d\u52a1\u5668:
\n 1.\u6700\u9876\u5c42\u4e3b\u670d\u52a1\u5668\u7684\u76f4\u63a5\u4ece\u5c5e\u670d\u52a1\u5668\u8bf7\u6c42\u5e76\u5e94\u7528\u8be5\u4e3b\u670d\u52a1\u5668\u5904\u53d1\u751f\u7684\u66f4\u6539,\u800c\u8be5\u4ece\u5c5e\u670d\u52a1\u5668\u5c06\u66f4\u6539\u5411\u4e0b\u4e2d\u7ee7\u5230\u5176\u4ece\u5c5e\u670d\u52a1\u5668,\u4ee5\u6b64\u7c7b\u63a8,\u76f4\u5230\u590d\u5236\u5230\u8fbe\u8be5\u94fe\u7684\u672b\u5c3e;
\n 2.\u8fd9\u6837\u53ef\u4ee5\u901a\u8fc7\u591a\u4e2a\u7ea7\u522b\u7684\u590d\u5236\u6765\u4f20\u64ad\u66f4\u65b0,\u5141\u8bb8\u66f4\u590d\u6742\u7684\u62d3\u6251,\u6bcf\u4e2a\u989d\u5916\u7ea7\u522b\u4f1a\u5411\u7cfb\u7edf\u6dfb\u52a0\u66f4\u591a\u4f20\u64ad\u5ef6\u8fdf,\u4ece\u800c\u8f83\u6d45\u8bbe\u7f6e\u9047\u5230\u7684\u590d\u5236\u6ede\u540e\u8981\u6bd4\u8f83\u6df1\u8bbe\u7f6e\u5c11;
\n 3.\u6bcf\u4e2a\u4ece\u5c5e\u670d\u52a1\u5668\u4ec5\u80fd\u5177\u6709\u4e00\u4e2a\u4e3b\u670d\u52a1\u5668,\u4e00\u4e2a\u4ece\u5c5e\u670d\u52a1\u5668\u4e0d\u80fd\u4ece\u591a\u4e2a\u4e3b\u670d\u52a1\u5668\u8fdb\u884c\u590d\u5236;
\n 4.\u5982\u679c\u4e00\u4e2a\u4ece\u5c5e\u670d\u52a1\u5668\u7528\u4f5c\u5176\u4ed6\u670d\u52a1\u5668\u7684\u4e3b\u670d\u52a1\u5668,\u8be5\u4ece\u5c5e\u670d\u52a1\u5668\u5e38\u5e38\u79f0\u4e3a\u4e2d\u7ee7\u4ece\u5c5e\u670d\u52a1\u5668;
\n4.\u4f7f\u7528BLACKHOLE\u5b58\u50a8\u5f15\u64ce\u8fdb\u884c\u590d\u5236:
\n 1.BLACKHOLE\u5b58\u50a8\u5f15\u64ce\u65e0\u63d0\u793a\u5730\u653e\u5f03\u6240\u6709\u6570\u636e\u66f4\u6539,\u800c\u4e0d\u53d1\u51fa\u8b66\u544a,\u4e8c\u8fdb\u5236\u65e5\u5fd7\u7ee7\u7eed\u6210\u529f\u8bb0\u5f55\u8fd9\u4e9b\u66f4\u6539;
\n 2.\u5f53\u4e2d\u7ee7\u4ece\u5c5e\u670d\u52a1\u5668\u5c06\u6240\u6709\u66f4\u6539\u590d\u5236\u5230\u6df1\u4e00\u5c42\u7684\u4ece\u5c5e\u670d\u52a1\u5668,\u4f46\u662f\u81ea\u8eab\u4e0d\u9700\u8981\u5c06\u6570\u636e\u5b58\u50a8\u5728\u7279\u5b9a\u8868\u4e2d\u65f6,\u5c06BLACKHOLE\u7528\u4e8e\u8fd9\u4e9b\u8868;
\n 3.\u4f8b\u5982,\u5982\u679c\u60a8\u5177\u6709\u7684\u4e2d\u7ee7\u4ece\u5c5e\u670d\u52a1\u5668\u5355\u72ec\u7528\u6765\u5bf9\u5c11\u91cf\u8868\u6267\u884c\u7ecf\u5e38\u957f\u65f6\u95f4\u8fd0\u884c\u7684\u4e1a\u52a1\u667a\u80fd\u62a5\u8868,\u60a8\u53ef\u4ee5\u5c06\u5176\u4ed6\u6240\u6709\u590d\u5236\u7684\u8868\u914d\u7f6e\u4e3a\u4f7f\u7528 BLACKHOLE,\u4ece\u800c\u670d\u52a1\u5668\u4e0d\u4f1a\u5b58\u50a8\u5176\u4e0d\u9700\u8981\u7684\u6570\u636e,\u540c\u65f6\u5c06\u6240\u6709\u66f4\u6539\u590d\u5236\u5230\u5176\u4ece\u5c5e\u670d\u52a1\u5668;<\/p>\n
— \u590d\u6742\u62d3\u6251;
\n\u53ef\u4ee5\u4f7f\u7528\u66f4\u590d\u6742\u7684\u62d3\u6251:
\n1.\u53cc\u5411\u62d3\u6251\u5177\u6709\u4e24\u4e2a\u4e3b\u670d\u52a1\u5668,\u6bcf\u4e2a\u4e3b\u670d\u52a1\u5668\u662f\u53e6\u4e00\u4e2a\u4e3b\u670d\u52a1\u5668\u7684\u4ece\u5c5e\u670d\u52a1\u5668;
\n2.\u5faa\u73af\u62d3\u6251\u5177\u6709\u4efb\u610f\u6570\u91cf\u7684\u670d\u52a1\u5668:
\n 1.\u6bcf\u4e2a\u670d\u52a1\u5668\u662f\u4e00\u4e2a\u4e3b\u670d\u52a1\u5668\u5e76\u4e14\u662f\u53e6\u4e00\u4e2a\u4e3b\u670d\u52a1\u5668\u7684\u4ece\u5c5e\u670d\u52a1\u5668;
\n 2.\u5bf9\u4efb\u4f55\u4e3b\u670d\u52a1\u5668\u7684\u66f4\u6539\u5c06\u590d\u5236\u5230\u6240\u6709\u4e3b\u670d\u52a1\u5668;
\n3.\u5e76\u975e\u6bcf\u4e2a\u4ece\u5c5e\u670d\u52a1\u5668\u90fd\u5fc5\u987b\u662f\u4e3b\u670d\u52a1\u5668;
\n4.MySQL\u590d\u5236\u4e0d\u6267\u884c\u51b2\u7a81\u89e3\u6790;
\n 1.\u5728\u5178\u578b\u914d\u7f6e\u4e2d,\u5ba2\u6237\u673a\u4ec5\u5c06\u66f4\u6539\u5199\u5165\u4e3b\u670d\u52a1\u5668,\u4f46\u662f\u4ece\u5c5e\u670d\u52a1\u5668\u8bfb\u53d6\u66f4\u6539,\u5728\u670d\u52a1\u5668\u5141\u8bb8\u6570\u636e\u8fdb\u884c\u5e76\u53d1\u66f4\u65b0\u7684\u73af\u5883\u4e2d,\u6570\u636e\u5728\u591a\u4e2a\u670d\u52a1\u5668\u4e0a\u7684\u6700\u7ec8\u72b6\u6001\u53ef\u80fd\u53d8\u5f97\u4e0d\u4e00\u81f4;
\n 2.\u5e94\u7528\u7a0b\u5e8f\u8d1f\u8d23\u9632\u6b62\u6216\u7ba1\u7406\u51b2\u7a81\u64cd\u4f5c,MySQL\u590d\u5236\u4e0d\u6267\u884c\u51b2\u7a81\u89e3\u51b3\u89e3\u6790;\u5305\u62ec\u591a\u4e2a\u4e3b\u670d\u52a1\u5668\u7684\u6240\u6709\u62d3\u6251\u4e2d\u90fd\u53ef\u80fd\u53d1\u751f\u51b2\u7a81,\u8fd9\u5305\u62ec\u8bf8\u5982\u524d\u9762\u5e7b\u706f\u7247\u4e2d\u663e\u793a\u7684\u7b80\u5355\u5206\u5c42\u7ed3\u6784(\u5982\u679c\u4e2d\u7ee7\u4ece\u5c5e\u670d\u52a1\u5668\u63a5\u53d7\u5ba2\u6237\u673a\u7684\u66f4\u6539);\u51b2\u7a81\u5728\u5faa\u73af\u62d3\u6251\u4e2d\u7279\u522b\u5e38\u89c1
\n 3.eg:\u7a0b\u5e8f\u7684\u4e24\u4e2a\u8fdb\u7a0b\u60f3\u8981\u628a\u4e00\u4e2a\u4ef7\u503c600\u5757\u7684\u5546\u54c1\u4e0a\u6da820%\u548c\u4e0b\u964d50\u5757,\u5c31\u4f1a\u56e0\u4e3a\u6267\u884c\u7684\u987a\u5e8f\u4e0d\u540c\u4ea7\u751f670\u5757\u548c660\u5757;<\/p>\n
— \u590d\u5236\u7528\u4f8b;
\n\u590d\u5236\u7684\u5e38\u89c1\u7528\u6cd5:
\n1.\u6c34\u5e73\u5411\u5916\u6269\u5c55:\u5728\u591a\u4e2a\u4ece\u5c5e\u670d\u52a1\u5668\u4e2d\u5206\u5e03\u67e5\u8be2\u5de5\u4f5c\u8d1f\u8377;\u5b9e\u73b0\u590d\u5236\u7684\u6700\u5e38\u89c1\u539f\u56e0\u662f\u5728\u4e00\u4e2a\u6216\u591a\u4e2a\u4ece\u5c5e\u670d\u52a1\u5668\u4e2d\u5206\u5e03\u67e5\u8be2\u5de5\u4f5c\u8d1f\u8377,\u4ece\u800c\u63d0\u9ad8\u6574\u4e2a\u5e94\u7528\u7a0b\u5e8f\u4e2d\u8bfb\u53d6\u64cd\u4f5c\u7684\u6027\u80fd,\u5e76\u901a\u8fc7\u51cf\u5c11\u4e3b\u670d\u52a1\u5668\u7684\u8bfb\u53d6\u5de5\u4f5c\u8d1f\u8377\u6765\u63d0\u9ad8\u5176\u4e0a\u7684\u5199\u5165\u64cd\u4f5c\u6027\u80fd;
\n2.\u4e1a\u52a1\u667a\u80fd\u548c\u5206\u6790:\u4e1a\u52a1\u667a\u80fd\u62a5\u8868\u548c\u5206\u6790\u5904\u7406\u4f1a\u4f7f\u7528\u5927\u91cf\u8d44\u6e90,\u9700\u8981\u5927\u91cf\u65f6\u95f4\u6765\u6267\u884c;\u5728\u590d\u5236\u7684\u73af\u5883\u4e2d,\u53ef\u4ee5\u5728\u4ece\u5c5e\u670d\u52a1\u5668\u4e0a\u8fd0\u884c\u6b64\u7c7b\u67e5\u8be2,\u4ece\u800c\u4e3b\u670d\u52a1\u5668\u53ef\u4ee5\u7ee7\u7eed\u5904\u7406\u751f\u4ea7\u5de5\u4f5c\u8d1f\u8377,\u800c\u4e0d\u53d7\u957f\u65f6\u95f4\u8fd0\u884c\u7684I\/O\u5bc6\u96c6\u578b\u62a5\u8868\u7684\u5f71\u54cd;
\n3.\u5730\u7406\u6570\u636e\u5206\u5e03:\u5177\u6709\u5206\u5e03\u5f0f\u5730\u7406\u4f4d\u7f6e\u7684\u516c\u53f8\u53ef\u4ee5\u53d7\u76ca\u4e8e\u590d\u5236,\u5728\u6bcf\u4e2a\u533a\u57df\u5177\u6709\u670d\u52a1\u5668,\u7528\u4e8e\u5904\u7406\u672c\u5730\u6570\u636e\u5e76\u5728\u7ec4\u7ec7\u4e2d\u590d\u5236\u8be5\u6570\u636e;\u8fd9\u6837\u53ef\u4ee5\u5411\u5ba2\u6237\u548c\u5458\u5de5\u63d0\u4f9b\u5730\u7406\u76f8\u90bb\u6027\u7684\u6027\u80fd\u548c\u7ba1\u7406\u4f18\u52bf,\u540c\u65f6\u8fd8\u4f7f\u516c\u53f8\u4e86\u89e3\u6574\u4e2a\u516c\u53f8\u7684\u6570\u636e;<\/p>\n
— \u9ad8\u53ef\u7528\u6027\u590d\u5236;
\n1.\u53d7\u63a7\u5207\u6362:\u5728\u786c\u4ef6\u6216\u7cfb\u7edf\u5347\u7ea7\u671f\u95f4\u4f7f\u7528\u526f\u672c\u6765\u4ee3\u66ff\u751f\u4ea7\u670d\u52a1\u5668;
\n2.\u670d\u52a1\u5668\u5197\u4f59:\u5728\u7cfb\u7edf\u6545\u969c\u65f6\u6267\u884c\u6545\u969c\u8f6c\u79fb\u5230\u526f\u672c\u670d\u52a1\u5668;
\n3.\u8054\u673a\u6a21\u5f0f\u66f4\u6539:\u5728\u5177\u6709\u591a\u4e2a\u670d\u52a1\u5668\u7684\u73af\u5883\u4e2d\u6267\u884c\u6eda\u52a8\u5347\u7ea7\u6765\u907f\u514d\u6574\u4e2a\u7cfb\u7edf\u6545\u969c;
\n4.\u8f6f\u4ef6\u5347\u7ea7:\u5728\u73af\u5883\u5347\u7ea7\u8fc7\u7a0b\u4e2d\u5728\u4e0d\u540c\u7248\u672c\u7684MySQL\u4e4b\u95f4\u8fdb\u884c\u590d\u5236;
\n 1.\u4ece\u5c5e\u670d\u52a1\u5668\u8fd0\u884c\u7684\u7248\u672c\u5fc5\u987b\u6bd4\u4e3b\u670d\u52a1\u5668\u65b0;
\n 2.\u5728\u5347\u7ea7\u8fc7\u7a0b\u4e2d\u53d1\u51fa\u7684\u67e5\u8be2\u5fc5\u987b\u53d7\u5347\u7ea7\u8fc7\u7a0b\u4e2d\u4f7f\u7528\u7684\u6240\u6709\u7248\u672c\u7684\u652f\u6301;<\/p>\n
— \u914d\u7f6e\u590d\u5236; — CHANGE MASTER TO; — \u4f7f\u7528\u65e5\u5fd7\u5750\u6807\u8fdb\u884c\u6545\u969c\u8f6c\u79fb; — \u5168\u5c40\u4e8b\u52a1\u6807\u8bc6\u7b26(Global Transaction Identifier, GTID); — \u4f7f\u7528GTID\u8fdb\u884c\u590d\u5236; — \u4f7f\u7528GTID\u8fdb\u884c\u6545\u969c\u8f6c\u79fb; — \u590d\u5236\u8fc7\u6ee4\u89c4\u5219; — MySQL\u5b9e\u7528\u7a0b\u5e8f; — \u7528\u4e8e\u590d\u5236\u7684MySQL\u5b9e\u7528\u7a0b\u5e8f; — \u5f02\u6b65\u590d\u5236; — \u534a\u540c\u6b65\u590d\u5236; — \u6d4b\u9a8c; — \u67e5\u770b\u4e8c\u8fdb\u5236\u65e5\u5fd7\u8bb0\u5f55; — \u590d\u5236\u65e5\u5fd7; — \u6545\u969c\u5b89\u5168(Crash-Safe)\u590d\u5236; — \u590d\u5236\u7ebf\u7a0b; — \u63a7\u5236\u4ece\u5c5e\u670d\u52a1\u5668\u7ebf\u7a0b; — \u76d1\u89c6\u590d\u5236; 1.Slave_*_Running:Slave_IO_Running\u548cSlave_SQL_Running\u5217\u6807\u8bc6\u4ece\u5c5e\u670d\u52a1\u5668\u7684I\/O\u7ebf\u7a0b\u548cSQL\u7ebf\u7a0b\u5f53\u524d\u6b63\u5728\u8fd0\u884c,\u672a\u8fd0\u884c\u8fd8\u662f\u6b63\u5728\u8fd0\u884c\u4f46\u5c1a\u672a\u8fde\u63a5\u5230\u4e3b\u670d\u52a1\u5668;\u53ef\u80fd\u503c\u5206\u522b\u4e3aYes,No\u6216Connecting; — \u590d\u5236\u4ece\u5c5e\u670d\u52a1\u5668I\/O\u7ebf\u7a0b\u72b6\u6001; — \u590d\u5236\u4ece\u5c5e\u670d\u52a1\u5668SQL\u7ebf\u7a0b\u72b6\u6001; — \u6392\u9664MySQL\u590d\u5236\u6545\u969c; — \u8bfe\u540e\u7ec3\u4e60;<\/p>\n \u8865\u5145: — Master-Master\u6a21\u5f0f: — MySQL\u534a\u540c\u6b65\u590d\u5236(Semi-Synchronous Replication) — \u8bbe\u7f6eGTID\u590d\u5236: START SLAVE; — MySQL\u590d\u5236; \u590d\u5236\u662fMySQL\u7684\u4e00\u9879\u529f\u80fd,\u5141\u8bb8\u670d\u52a1\u5668\u5c06\u66f4\u6539\u4ece\u4e00\u4e2a\u5b9e\u4f8b\u590d\u5236\u5230\u53e6\u4e00\u4e2a\u5b9e\u4f8b: 1 […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[21],"tags":[27,31],"class_list":["post-1321","post","type-post","status-publish","format-standard","hentry","category-mysql","tag-mysql","tag-mysql_ocp"],"_links":{"self":[{"href":"http:\/\/www.royalwzy.com\/index.php?rest_route=\/wp\/v2\/posts\/1321","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/www.royalwzy.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/www.royalwzy.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/www.royalwzy.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/www.royalwzy.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=1321"}],"version-history":[{"count":1,"href":"http:\/\/www.royalwzy.com\/index.php?rest_route=\/wp\/v2\/posts\/1321\/revisions"}],"predecessor-version":[{"id":1322,"href":"http:\/\/www.royalwzy.com\/index.php?rest_route=\/wp\/v2\/posts\/1321\/revisions\/1322"}],"wp:attachment":[{"href":"http:\/\/www.royalwzy.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=1321"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/www.royalwzy.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=1321"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/www.royalwzy.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=1321"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}
\n1.\u4e3a\u6bcf\u4e2a\u670d\u52a1\u5668\u914d\u7f6e\u552f\u4e00server-id;
\n 1.\u590d\u5236\u62d3\u6251\u4e2d\u7684\u6bcf\u4e2a\u670d\u52a1\u5668\u5fc5\u987b\u5177\u6709\u552f\u4e00\u7684server-id,\u4e00\u4e2a\u65e0\u7b26\u53f7\u768432\u4f4d\u6574\u6570,\u503c\u4ece0(\u9ed8\u8ba4)\u52304,294,967,295;
\n 2.server-id\u4e3a0\u7684\u670d\u52a1\u5668(\u65e0\u8bba\u662f\u4ece\u5c5e\u670d\u52a1\u5668\u8fd8\u662f\u4e3b\u670d\u52a1\u5668)\u62d2\u7edd\u4f7f\u7528\u5176\u4ed6\u670d\u52a1\u5668\u8fdb\u884c\u590d\u5236;
\n2.\u914d\u7f6e\u6bcf\u4e2a\u4e3b\u670d\u52a1\u5668:
\n 1.\u542f\u7528\u4e8c\u8fdb\u5236\u65e5\u5fd7\u5e76\u542f\u7528TCP\/IP\u7f51\u7edc;
\n 1.\u6bcf\u4e2a\u4e3b\u670d\u52a1\u5668\u5fc5\u987b\u542f\u7528\u4e8c\u8fdb\u5236\u65e5\u5fd7\u8bb0\u5f55,\u56e0\u4e3a\u5728\u590d\u5236\u8fc7\u7a0b\u4e2d,\u6bcf\u4e2a\u4e3b\u670d\u52a1\u5668\u5c06\u5176\u65e5\u5fd7\u5185\u5bb9\u53d1\u9001\u5230\u6bcf\u4e2a\u4ece\u5c5e\u670d\u52a1\u5668;
\n 2.\u6bcf\u4e2a\u4e3b\u670d\u52a1\u5668\u5fc5\u987b\u5206\u914d\u6709IP\u5730\u5740\u548cTCP\u7aef\u53e3,\u56e0\u4e3a\u590d\u5236\u65e0\u6cd5\u4f7f\u7528UNIX\u5957\u63a5\u5b57\u6587\u4ef6;
\n 2.\u6bcf\u4e2a\u4ece\u5c5e\u670d\u52a1\u5668\u5fc5\u987b\u767b\u5f55\u5230\u4e3b\u670d\u52a1\u5668\u4e2d\u624d\u80fd\u4ece\u4e2d\u8fdb\u884c\u590d\u5236,\u6240\u4ee5\u521b\u5efa\u5177\u6709REPLICATION SLAVE\u7279\u6743\u7684\u65b0\u7528\u6237;
\n 1.GRANT REPLICATION SLAVE ON *.* TO
\n 3.\u5907\u4efd\u4e3b\u6570\u636e\u5e93,\u5e76\u4e14\u5982\u679c\u9700\u8981\u5219\u8bb0\u5f55\u65e5\u5fd7\u5750\u6807;
\n 1.\u5982\u679c\u60a8\u6b63\u4f7f\u7528\u5df2\u7ecf\u5305\u542b\u5df2\u586b\u5145\u6570\u636e\u5e93\u7684\u4e3b\u670d\u52a1\u5668\u521b\u5efa\u590d\u5236\u62d3\u6251,\u5fc5\u987b\u9996\u5148\u4e3a\u4ece\u5c5e\u670d\u52a1\u5668\u521b\u5efa\u8be5\u6570\u636e\u5e93\u7684\u526f\u672c;
\n 2.\u5982\u679c\u60a8\u4f7f\u7528\u5168\u5c40\u4e8b\u52a1\u6807\u8bc6\u7b26,\u5219\u4e0d\u9700\u8981\u8bb0\u5f55\u65e5\u5fd7\u5750\u6807;
\n3.\u914d\u7f6e\u6bcf\u4e2a\u4ece\u5c5e\u670d\u52a1\u5668:
\n 1.\u4ece\u4e3b\u670d\u52a1\u5668\u6062\u590d\u5907\u4efd;
\n 2.\u5728\u6bcf\u4e2a\u4ece\u5c5e\u670d\u52a1\u5668\u4e0a\u53d1\u51faCHANGEMASTER TO\u8bed\u53e5,\u5305\u542b:
\n 1.\u4e3b\u670d\u52a1\u5668\u7684\u7f51\u7edc\u4f4d\u7f6e;
\n 2.\u590d\u5236\u5e10\u6237\u7528\u6237\u540d\u548c\u53e3\u4ee4;
\n 3.\u5f00\u59cb\u590d\u5236\u64cd\u4f5c\u7684\u65e5\u5fd7\u5750\u6807(\u5982\u679c\u9700\u8981);
\n 3.\u4f7f\u7528START SLAVE\u5f00\u59cb\u590d\u5236;<\/p>\n
\n1.\u5728\u4ece\u5c5e\u670d\u52a1\u5668\u4e0a\u53d1\u51faCHANGE MASTER TO…\u8bed\u53e5\u6765\u914d\u7f6e\u590d\u5236\u4e3b\u670d\u52a1\u5668\u8fde\u63a5\u8be6\u7ec6\u4fe1\u606f:
\n mysql> CHANGE MASTER TO
\n -> MASTER_HOST = ‘host_name’,
\n -> MASTER_PORT = port_num,
\n -> MASTER_USER = ‘user_name’,
\n -> MASTER_PASSWORD = ‘password’,
\n -> MASTER_LOG_FILE = ‘master_log_name’,
\n -> MASTER_LOG_POS = master_log_pos;
\n2.CHANGE MASTER TO\u7684\u540e\u7eed\u8c03\u7528\u4fdd\u7559\u6bcf\u4e2a\u672a\u6307\u5b9a\u9009\u9879\u7684\u503c:
\n 1.\u66f4\u6539\u4e3b\u670d\u52a1\u5668\u7684\u4e3b\u673a\u6216\u7aef\u53e3\u8fd8\u4f1a\u91cd\u7f6e\u65e5\u5fd7;
\n 2.\u66f4\u6539\u53e3\u4ee4,\u4f46\u662f\u4fdd\u7559\u6240\u6709\u5176\u4ed6\u8bbe\u7f6e: mysql> CHANGE MASTER TO MASTER_PASSWORD=’newpass’;
\n3.\u6ce8\u610f\u4e8b\u9879:
\n 1.\u8981\u63d0\u9ad8\u5b89\u5168\u6027,\u8fd8\u53ef\u4ee5\u5728\u542f\u7528SSL\u7684\u670d\u52a1\u5668\u4e0a\u4f7f\u7528MASTER_SSL\u548c\u76f8\u5173\u9009\u9879\u52a0\u5bc6\u590d\u5236\u671f\u95f4\u4ece\u5c5e\u670d\u52a1\u5668\u548c\u4e3b\u670d\u52a1\u5668\u4e4b\u95f4\u7684\u7f51\u7edc\u901a\u4fe1;
\n 2.\u53ef\u4ee5\u901a\u8fc7\u6267\u884cSHOW MASTER STATUS\u8bed\u53e5\u4ece\u4e3b\u670d\u52a1\u5668\u83b7\u53d6\u6587\u4ef6\u548c\u4f4d\u7f6e:mysql> SHOW MASTER STATUS;
\n 3.\u5982\u679c\u4f7f\u7528mysqldump\u6267\u884c\u4e3b\u670d\u52a1\u5668\u7684\u6570\u636e\u5e93\u5907\u4efd\u4f5c\u4e3a\u4ece\u5c5e\u670d\u52a1\u5668\u7684\u8d77\u70b9,\u53ef\u4ee5\u4f7f\u7528–master-data\u9009\u9879\u5728\u5907\u4efd\u4e2d\u5305\u62ec\u65e5\u5fd7\u5750\u6807:
\n mysqldump -uroot -p –master-data -B world_innodb > backup.sql;
\n 4.\u5982\u679c\u60a8\u4f7f\u7528GTID,\u5219\u6307\u5b9aMASTER_AUTO_POSITION=1,\u800c\u4e0d\u662f\u65e5\u5fd7\u5750\u6807;<\/p>\n
\n1.\u5f53\u4e3b\u670d\u52a1\u5668\u53d8\u4e3a\u4e0d\u53ef\u7528\u540e\u8fdb\u884c\u6545\u969c\u8f6c\u79fb,\u4ece\u800c\u9009\u62e9\u67d0\u4e2a\u4ece\u5c5e\u670d\u52a1\u5668\u4f5c\u4e3a\u4e3b\u670d\u52a1\u5668;\u9700\u8981\u67e5\u627e\u6bcf\u4e2a\u4ece\u5c5e\u670d\u52a1\u5668\u7684\u65b0\u4e3b\u670d\u52a1\u5668\u548c\u6b63\u786e\u7684\u65e5\u5fd7\u5750\u6807,\u4e25\u5bc6\u68c0\u67e5\u4e8c\u8fdb\u5236\u65e5\u5fd7:
\n 1.\u67e5\u627e\u5e94\u7528\u4e8e\u6bcf\u4e2a\u4ece\u5c5e\u670d\u52a1\u5668\u7684\u6700\u8fd1\u4e8b\u4ef6;
\n 2.\u9009\u62e9\u6700\u65b0\u4ece\u5c5e\u670d\u52a1\u5668\u4f5c\u4e3a\u65b0\u7684\u4e3b\u670d\u52a1\u5668;
\n 1.\u5982\u679c\u65b0\u4e3b\u670d\u52a1\u5668\u4f4d\u4e8e\u7279\u5b9a\u4ece\u5c5e\u670d\u52a1\u5668\u540e\u9762(\u5373,\u5982\u679c\u8be5\u4ece\u5c5e\u670d\u52a1\u5668\u5df2\u7ecf\u5e94\u7528\u4e86\u8be5\u65b0\u4e3b\u670d\u52a1\u5668\u7684\u65e5\u5fd7\u672b\u5c3e\u7684\u4e8b\u4ef6),\u5219\u8be5\u4ece\u5c5e\u670d\u52a1\u5668\u4f1a\u91cd\u590d\u90a3\u4e9b\u4e8b\u4ef6;
\n 2.\u5982\u679c\u65b0\u4e3b\u670d\u52a1\u5668\u5728\u7279\u5b9a\u4ece\u5c5e\u670d\u52a1\u5668\u7684\u524d\u9762(\u5373,\u5982\u679c\u8be5\u65b0\u4e3b\u670d\u52a1\u5668\u7684\u4e8c\u8fdb\u5236\u65e5\u5fd7\u5305\u542b\u8be5\u4ece\u5c5e\u670d\u52a1\u5668\u5c1a\u672a\u5e94\u7528\u7684\u4e8b\u4ef6),\u8be5\u4ece\u5c5e\u670d\u52a1\u5668\u5c06\u8df3\u8fc7\u90a3\u4e9b\u4e8b\u4ef6;
\n 3.\u786e\u5b9a\u65b0\u4e3b\u670d\u52a1\u5668\u4e0a\u7684\u65e5\u5fd7\u5750\u6807\u6765\u5339\u914d\u6bcf\u4e2a\u5176\u4ed6\u4ece\u5c5e\u670d\u52a1\u5668\u4e0a\u6700\u65b0\u5e94\u7528\u7684\u4e8b\u4ef6;
\n 4.\u5728\u6bcf\u4e2a\u4ece\u5c5e\u670d\u52a1\u5668\u4e0a\u53d1\u51fa\u6b63\u786e\u7684CHANGE MASTER TO…;
\n2.\u5728\u5faa\u73af\u62d3\u6251\u4e2d,\u67e5\u627e\u6bcf\u4e2a\u4e8c\u8fdb\u5236\u65e5\u5fd7\u4e2d\u7684\u4e8b\u4ef6\u6e90\u53d8\u5f97\u975e\u5e38\u56f0\u96be:
\n 1.\u56e0\u4e3a\u6bcf\u4e2a\u4ece\u5c5e\u670d\u52a1\u5668\u4f7f\u7528\u4e0e\u5176\u4ed6\u4ece\u5c5e\u670d\u52a1\u5668\u4e0d\u540c\u7684\u987a\u5e8f\u5e94\u7528\u64cd\u4f5c;
\n 2.\u8981\u907f\u514d\u6b64\u56f0\u96be,\u8bf7\u4f7f\u7528\u5168\u5c40\u4e8b\u52a1\u6807\u8bc6\u7b26(Global Transaction Identifier, GTID);MySQL\u5b9e\u7528\u7a0b\u5e8f\u8fd8\u5305\u62ec\u6709\u52a9\u4e8e\u4f7f\u7528GTID\u8fdb\u884c\u6545\u969c\u8f6c\u79fb\u7684\u5de5\u5177;<\/p>\n
\n1.\u5168\u5c40\u4e8b\u52a1\u6807\u8bc6\u7b26(Global Transaction Identifier, GTID)\u552f\u4e00\u5730\u6807\u8bc6\u590d\u5236\u7684\u7f51\u7edc\u4e2d\u7684\u6bcf\u4e2a\u4e8b\u52a1;
\n 1.UUID(universally unique identifier,\u901a\u7528\u552f\u4e00\u6807\u8bc6\u7b26)\u662f\u6bcf\u4e2a\u4e8b\u52a1\u7684\u6e90\u670d\u52a1\u5668\u7684UUID;
\n 2.\u6bcf\u4e2a\u670d\u52a1\u5668\u7684UUID\u5b58\u50a8\u5728\u6570\u636e\u76ee\u5f55\u4e2d\u7684auto.cnf\u6587\u4ef6\u4e2d,\u6bcf\u6b21\u91cd\u542f\u65f6\u4f1a\u8bfb\u53d6\u8fd9\u4e2a\u6587\u4ef6;\u5982\u679c\u8be5\u6587\u4ef6\u4e0d\u5b58\u5728,MySQL\u4f1a\u521b\u5efa\u8be5\u6587\u4ef6\u5e76\u751f\u6210\u65b0\u7684UUID,\u5c06\u5176\u653e\u5728\u8be5\u65b0\u6587\u4ef6\u4e2d;
\n 3.\u4f7f\u7528server_uuid\u53d8\u91cf\u67e5\u8be2\u670d\u52a1\u5668\u7684UUID:mysql> SELECT @@server_uuid\\G
\n 4.\u5ba2\u6237\u673a\u5728\u4e3b\u670d\u52a1\u5668\u4e0a\u6267\u884c\u4e8b\u52a1\u65f6,MySQL\u5c06\u521b\u5efa\u65b0GTID\u5e76\u8bb0\u5f55\u4e8b\u52a1\u53ca\u5176\u552f\u4e00GTID,\u4ece\u5c5e\u670d\u52a1\u5668\u4ece\u4e3b\u670d\u52a1\u5668\u8bfb\u53d6\u5e76\u5e94\u7528\u8be5\u4e8b\u52a1\u65f6,\u8be5\u4e8b\u52a1\u4fdd\u6301\u5176\u539f\u59cbGTID;\u5373,\u590d\u5236\u5230\u4ece\u5c5e\u670d\u52a1\u5668\u7684\u4e8b\u52a1\u7684\u670d\u52a1\u5668UUID\u662f\u4e3b\u670d\u52a1\u5668\u7684UUID,\u800c\u4e0d\u662f\u4ece\u5c5e\u670d\u52a1\u5668\u7684;\u590d\u5236\u94fe\u4e2d\u7684\u6bcf\u4e2a\u540e\u7eed\u4ece\u5c5e\u670d\u52a1\u5668\u90fd\u5c06\u8bb0\u5f55\u8be5\u4e8b\u52a1\u53ca\u5176\u539f\u59cbGTID,\u56e0\u6b64,\u590d\u5236\u62d3\u6251\u4e2d\u7684\u6bcf\u4e2a\u4ece\u5c5e\u670d\u52a1\u5668 \u53ef\u4ee5\u786e\u5b9a\u7b2c\u4e00\u4e2a\u6267\u884c\u4e8b\u52a1\u7684\u4e3b\u670d\u52a1\u5668;
\n2.\u6bcf\u4e2aGTID\u7684\u5f62\u5f0f\u4e3a
\n3.GTID\u96c6\u5305\u542b\u4e00\u7cfb\u5217GTID:0ed18583-47fd-11e2-92f3-0019b944b7f7:1-338;
\n4.\u4f7f\u7528\u4ee5\u4e0b\u9009\u9879\u542f\u7528GTID\u6a21\u5f0f:
\n 1.gtid-mode=ON:\u4e0e\u6bcf\u4e2a\u4e8b\u52a1\u4e00\u8d77\u8bb0\u5f55\u552f\u4e00\u7684GTID;
\n 2.enforce-gtid-consistency:\u7981\u6b62\u65e0\u6cd5\u4ee5\u4e8b\u52a1\u5b89\u5168\u65b9\u5f0f\u8bb0\u5f55\u7684\u4e8b\u4ef6;
\n 3.log-slave-updates:\u5c06\u590d\u5236\u7684\u4e8b\u4ef6\u8bb0\u5f55\u5230\u4ece\u5c5e\u670d\u52a1\u5668\u7684\u4e8c\u8fdb\u5236\u65e5\u5fd7;
\n 4.gtid_executed:\u8bb0\u5f55\u4e8b\u52a1\u7684GTID;\u5728\u5168\u5c40\u4e0a\u4e0b\u6587\u4e2d,\u6b64\u53d8\u91cf\u5305\u542b\u8bb0\u5f55\u5230\u670d\u52a1\u5668\u7684\u4e8c\u8fdb\u5236\u65e5\u5fd7\u7684\u6240\u6709GTID\u96c6(\u8868\u793a\u6b64\u670d\u52a1\u5668\u548c\u5176\u4ed6\u4e0a\u6e38\u4e3b\u670d\u52a1\u5668\u7684\u6240\u6709\u4e8b\u52a1);mysql> SELECT @@global.gtid_executed\\G
\n 5.gtid_purged:\u53d8\u91cf\u5305\u542b\u5df2\u7ecf\u4ece\u4e8c\u8fdb\u5236\u65e5\u5fd7\u4e2d\u6e05\u9664\u7684GTID\u96c6;\u5728\u670d\u52a1\u5668\u4e0a\u6267\u884cRESET MASTER\u65f6,gtid_purged\u548c\u5168\u5c40gtid_executed\u90fd\u5c06\u91cd\u7f6e\u4e3a\u7a7a\u5b57\u7b26\u4e32;<\/p>\n
\n\u4f7f\u7528CHANGE MASTER TO…\u542f\u7528GTID\u590d\u5236:
\n1.\u544a\u77e5\u4ece\u5c5e\u670d\u52a1\u5668\u901a\u8fc7GTID\u6807\u8bc6\u4e8b\u52a1:CHANGE MASTER TO MASTER_AUTO_POSITION=1;
\n2.\u60a8\u4e0d\u9700\u8981\u63d0\u4f9b\u65e5\u5fd7\u5750\u6807(eg:MASTER_LOG_FILE,MASTER_LOG_POS);
\n 1.\u542f\u7528\u57fa\u4e8eGTID\u7684\u590d\u5236\u65f6,\u4e0d\u9700\u8981\u6307\u5b9a\u4e3b\u670d\u52a1\u5668\u7684\u65e5\u5fd7\u5750\u6807,\u56e0\u4e3a\u4ece\u5c5e\u670d\u52a1\u5668\u5c06@@global.gtid_executed\u7684\u503c\u53d1\u9001\u7ed9\u4e3b\u670d\u52a1\u5668;
\n 2.\u56e0\u6b64,\u4e3b\u670d\u52a1\u5668\u77e5\u9053\u4ece\u5c5e\u670d\u52a1\u5668\u5df2\u7ecf\u6267\u884c\u4e86\u54ea\u4e9b\u4e8b\u52a1,\u4ece\u800c\u4ec5\u53d1\u9001\u4ece\u5c5e\u670d\u52a1\u5668\u5c1a\u672a\u6267\u884c\u7684\u90a3\u4e9b\u4e8b\u52a1;
\n3.\u4e0d\u80fd\u5728\u540c\u4e00CHANGE MASTER TO…\u8bed\u53e5\u4e2d\u63d0\u4f9bMASTER_AUTO_POSITION\u548c\u65e5\u5fd7\u5750\u6807;<\/p>\n
\n1.\u4f7f\u7528GTID\u65f6,\u5faa\u73af\u62d3\u6251\u4e2d\u7684\u6545\u969c\u8f6c\u79fb\u5f88\u7b80\u5355:
\n 1.\u5728\u53d1\u751f\u6545\u969c\u7684\u4e3b\u670d\u52a1\u5668\u7684\u4ece\u5c5e\u670d\u52a1\u5668\u4e0a,\u901a\u8fc7\u53d1\u51fa\u5355\u4e2aCHANGE MASTER TO\u8bed\u53e5\u7ed5\u8fc7\u8be5\u4e3b\u670d\u52a1\u5668;
\n 2.\u6bcf\u4e2a\u670d\u52a1\u5668\u5ffd\u7565\u6216\u5e94\u7528\u4ece\u62d3\u6251\u4e2d\u7684\u5176\u4ed6\u670d\u52a1\u5668\u590d\u5236\u7684\u4e8b\u52a1,\u5177\u4f53\u53d6\u51b3\u4e8e\u662f\u5426\u770b\u5230\u4e86\u8be5\u4e8b\u52a1\u7684GTID;
\n2.\u975e\u5faa\u73af\u62d3\u6251\u4e2d\u7684\u6545\u969c\u8f6c\u79fb\u540c\u6837\u7b80\u5355:
\n 1.\u4e34\u65f6\u5c06\u65b0\u4e3b\u670d\u52a1\u5668\u914d\u7f6e\u4e3a\u6700\u65b0\u4ece\u5c5e\u670d\u52a1\u5668\u7684\u4ece\u5c5e\u670d\u52a1\u5668,\u76f4\u5230\u8be5\u65b0\u4e3b\u670d\u52a1\u5668\u53d8\u4e3a\u6700\u65b0;
\n3.\u867d\u7136GTID\u53ef\u4ee5\u9632\u6b62\u6e90\u81ea\u5355\u4e2a\u670d\u52a1\u5668\u4e0a\u7684\u4e8b\u4ef6\u91cd\u590d,\u4f46\u662f\u5b83\u4eec\u4e0d\u4f1a\u9632\u6b62\u6e90\u81ea\u4e0d\u540c\u670d\u52a1\u5668\u4e0a\u7684\u51b2\u7a81\u64cd\u4f5c,\u5982\u6807\u9898\u4e3a\u201c\u590d\u6742\u62d3\u6251\u201d\u7684\u5e7b\u706f\u7247\u4e2d\u6240\u8ff0;<\/p>\n
\n1.\u8fc7\u6ee4\u5668\u662f\u5e94\u7528\u4e8e\u4e3b\u670d\u52a1\u5668\u6216\u4ece\u5c5e\u670d\u52a1\u5668\u7684\u670d\u52a1\u5668\u9009\u9879:
\n 1.\u4e3b\u670d\u52a1\u5668\u5199\u5165\u4e8c\u8fdb\u5236\u65e5\u5fd7\u65f6\u5e94\u7528binlog-*\u8fc7\u6ee4\u5668;
\n 2.\u4ece\u5c5e\u670d\u52a1\u5668\u8bfb\u53d6\u4e2d\u7ee7\u65e5\u5fd7\u65f6\u5e94\u7528replicate-*\u8fc7\u6ee4\u5668;
\n 3.\u5f53\u73af\u5883\u4e2d\u7684\u4e0d\u540c\u670d\u52a1\u5668\u7528\u4e8e\u4e0d\u540c\u76ee\u7684\u65f6,\u4f7f\u7528\u8fc7\u6ee4\u89c4\u5219;\u4f8b\u5982,\u4e13\u7528\u4e8e\u663e\u793aWeb\u5185\u5bb9\u7684\u670d\u52a1\u5668\u4e0d\u9700\u8981\u4ece\u4e3b\u670d\u52a1\u5668\u590d\u5236\u91cd\u65b0\u8fdb\u8d27\u4fe1\u606f\u6216\u5de5\u8d44\u8bb0\u5f55,\u800c\u4e13\u7528\u4e8e\u751f\u6210\u5173\u4e8e\u9500\u552e\u91cf\u7684\u7ba1\u7406 \u62a5\u8868\u7684\u670d\u52a1\u5668\u4e0d\u9700\u8981\u5b58\u50a8Web\u5185\u5bb9\u6216\u5e02\u573a\u8425\u9500\u526f\u672c;
\n2.\u57fa\u4e8e\u4ee5\u4e0b\u5404\u9879\u9009\u62e9\u8981\u590d\u5236\u7684\u4e8b\u4ef6:
\n 1.\u6570\u636e\u5e93:
\n 1.replicate-do-db, binlog-do-db
\n 2.replicate-ignore-db, binlog-ignore-db
\n 2.\u8868:
\n 1.replicate-do-table, replicate-wild-do-table
\n 2.replicate-ignore-table, replicate-wild-ignore-table
\n 3.\u8fc7\u6ee4\u89c4\u5219\u5177\u6709\u6309\u987a\u5e8f\u5e94\u7528\u7684\u590d\u6742\u4f18\u5148\u7ea7\u89c4\u5219:
\n 1.\u6570\u636e\u5e93\u8fc7\u6ee4\u5668\u5148\u4e8e\u8868\u8fc7\u6ee4\u5668\u5e94\u7528;
\n 2.\u8868\u901a\u914d\u7b26\u8fc7\u6ee4\u5668*-wild-*\u5728\u4e0d\u4f7f\u7528\u901a\u914d\u7b26\u7684\u90a3\u4e9b\u8fc7\u6ee4\u5668\u4e4b\u540e\u5e94\u7528;
\n 3.*-do-*\u8fc7\u6ee4\u5668\u5148\u4e8e\u5404\u4e2a*-ignore-*\u8fc7\u6ee4\u5668\u5e94\u7528;
\n 4.\u4f7f\u7528\u591a\u4e2a\u8fc7\u6ee4\u5668\u65f6\u8981\u8c28\u614e,\u7531\u4e8e\u5e94\u7528\u8fc7\u6ee4\u5668\u7684\u987a\u5e8f\u590d\u6742,\u975e\u5e38\u5bb9\u6613\u51fa\u9519;\u56e0\u4e3a\u8fc7\u6ee4\u5668\u63a7\u5236\u8981\u590d\u5236\u7684\u6570\u636e,\u6240\u4ee5\u5f88\u96be\u4ece\u6b64\u7c7b\u9519\u8bef\u4e2d\u6062\u590d,\u56e0\u6b64,\u4e0d\u8981\u6df7\u7528\u4e0d\u540c\u7c7b\u578b\u7684\u8fc7\u6ee4\u5668;<\/p>\n
\nMySQL\u5b9e\u7528\u7a0b\u5e8f\u662f\u63d0\u4f9b\u8bb8\u591a\u6709\u7528\u529f\u80fd\u7684\u547d\u4ee4\u884c\u5de5\u5177:
\n1.\u968fMySQL Workbench\u63d0\u4f9b;
\n2.\u7528\u4e8e\u7ef4\u62a4\u548c\u7ba1\u7406MySQL\u670d\u52a1\u5668;
\n3.\u4ee5Python\u7f16\u5199,Python\u7f16\u7a0b\u4eba\u5458\u5f88\u5bb9\u6613\u4f7f\u7528\u63d0\u4f9b\u7684\u5e93\u5bf9\u5176\u8fdb\u884c\u6269\u5c55;
\n4.\u5bf9\u4e8e\u914d\u7f6e\u590d\u5236\u62d3\u6251\u548c\u6267\u884c\u6545\u969c\u8f6c\u79fb\u975e\u5e38\u6709\u7528;<\/p>\n
\n1.mysqldbcopy:\u5c06\u6570\u636e\u5e93\u4ee5\u53ca\u590d\u5236\u914d\u7f6e\u4ece\u6e90\u670d\u52a1\u5668\u590d\u5236\u5230\u76ee\u6807\u670d\u52a1\u5668;
\n 1.mysqldbcopy\u5b9e\u7528\u7a0b\u5e8f\u63a5\u53d7\u9009\u9879–rpl,\u5176\u5728\u76ee\u6807\u670d\u52a1\u5668\u4e0a\u8fd0\u884cCHANGE MASTER TO\u8bed\u53e5;\u5b83\u63a5\u53d7\u4ee5\u4e0b\u503c:
\n 1.master:\u76ee\u6807\u670d\u52a1\u5668\u53d8\u4e3a\u6e90\u7684\u4ece\u5c5e\u670d\u52a1\u5668;
\n 2.slave:\u6e90\u5df2\u7ecf\u662f\u5176\u4ed6\u4e3b\u670d\u52a1\u5668\u7684\u4ece\u5c5e\u670d\u52a1\u5668,\u76ee\u6807\u670d\u52a1\u5668\u4ece\u6e90\u590d\u5236\u8be5\u4e3b\u670d\u52a1\u5668\u4fe1\u606f\u5e76\u53d8\u4e3a\u540c\u4e00\u4e3b\u670d\u52a1\u5668\u7684\u4ece\u5c5e\u670d\u52a1\u5668;
\n2.mysqldbcompare:\u6bd4\u8f83\u4e24\u4e2a\u6570\u636e\u5e93\u6765\u67e5\u627e\u533a\u522b\u5e76\u521b\u5efa\u811a\u672c\u6765\u540c\u6b65\u8fd9\u4e24\u4e2a\u6570\u636e\u5e93;
\n3.mysqlrpladmin:\u7ba1\u7406\u590d\u5236\u62d3\u6251:
\n 1.\u5728\u4e3b\u670d\u52a1\u5668\u6545\u969c\u540e\u6545\u969c\u8f6c\u79fb\u5230\u6700\u4f73\u4ece\u5c5e\u670d\u52a1\u5668;
\n 2.\u5207\u6362\u4ee5\u5347\u7ea7\u6307\u5b9a\u7684\u4ece\u5c5e\u670d\u52a1\u5668;
\n 3.\u542f\u52a8,\u91cd\u7f6e\u6216\u505c\u6b62\u6240\u6709\u4ece\u5c5e\u670d\u52a1\u5668;
\n4.mysqlfailover:\u6301\u7eed\u76d1\u89c6\u4e3b\u670d\u52a1\u5668,\u5e76\u6267\u884c\u6545\u969c\u8f6c\u79fb\u5230\u6700\u4f73\u53ef\u7528\u4ece\u5c5e\u670d\u52a1\u5668:
\n 1.mysqlfailover\u5b9e\u7528\u7a0b\u5e8f\u901a\u8fc7ping\u64cd\u4f5c\u5b9a\u671f\u68c0\u67e5\u4e3b\u670d\u52a1\u5668\u72b6\u6001,\u671f\u95f4\u95f4\u9694\u548cping\u64cd\u4f5c\u90fd\u662f\u53ef\u914d\u7f6e\u7684;
\n 2.\u5b83\u4f7f\u7528GTID\u786e\u4fdd\u65b0\u7684\u4e3b\u670d\u52a1\u5668\u5728\u53d8\u4e3a\u4e3b\u670d\u52a1\u5668\u65f6\u662f\u6700\u65b0\u7684,\u901a\u8fc7\u4ee5\u4e0b\u64cd\u4f5c\u5b9e\u73b0\u6b64\u9879:
\n 1.\u4ece\u5019\u9009\u5217\u8868\u4e2d\u9009\u62e9\u65b0\u4e3b\u670d\u52a1\u5668(\u5982\u679c\u5217\u8868\u4e2d\u6ca1\u6709\u53ef\u884c\u7684\u5019\u9009\u9879,\u5219\u4ece\u6240\u6709\u4ece\u5c5e\u670d\u52a1\u5668\u4e2d\u9009\u62e9),\u5c06\u5176\u914d\u7f6e\u4e3a\u6240\u6709\u5176\u4ed6\u4ece\u5c5e\u670d\u52a1\u5668\u7684\u4ece\u5c5e\u670d\u52a1\u5668\u6765\u6536\u96c6\u6240\u6709\u672a\u5b8c\u6210\u4e8b\u52a1,\u6700\u540e\u4f7f\u5176\u6210\u4e3a\u65b0\u4e3b\u670d\u52a1\u5668;
\n 2.mysqlrpladmin\u7684failover\u547d\u4ee4\u5728\u9009\u62e9\u65b0\u4e3b\u670d\u52a1\u5668\u65f6\u6267\u884c\u76f8\u4f3c\u7684\u4e34\u65f6\u91cd\u65b0\u914d\u7f6e;
\n 3.\u5982\u679c\u4e3b\u670d\u52a1\u5668\u5931\u8d25,\u60a8\u8fd8\u53ef\u4ee5\u6267\u884c\u8fd0\u884c\u72b6\u51b5\u76d1\u89c6\u800c\u4e0d\u6267\u884c\u81ea\u52a8\u91cd\u65b0\u914d\u7f6e;
\n5.mysqlrplcheck:\u68c0\u67e5\u4e3b\u670d\u52a1\u5668\u548c\u4ece\u5c5e\u670d\u52a1\u5668\u4e4b\u95f4\u8fdb\u884c\u590d\u5236\u7684\u5148\u51b3\u6761\u4ef6,\u5305\u62ec:
\n 1.\u4e8c\u8fdb\u5236\u65e5\u5fd7\u8bb0\u5f55;
\n 2.\u5177\u6709\u9002\u5f53\u7279\u6743\u7684\u590d\u5236\u7528\u6237\u2013server_id\u51b2\u7a81;
\n 3.\u53ef\u80fd\u5bfc\u81f4\u590d\u5236\u51b2\u7a81\u7684\u5404\u79cd\u8bbe\u7f6e;
\n6.mysqlreplicate:\u5728\u4e24\u4e2a\u670d\u52a1\u5668\u4e4b\u95f4\u542f\u52a8\u590d\u5236,\u62a5\u544a\u4e0d\u5339\u914d\u8b66\u544a\u6d88\u606f;
\n7.mysqlrplshow:\u663e\u793a\u4e3b\u670d\u52a1\u5668\u4e0e\u4ece\u5c5e\u670d\u52a1\u5668\u4e4b\u95f4\u7684\u590d\u5236\u62d3\u6251\u6216\u8005\u9012\u5f52\u663e\u793a\u6574\u4e2a\u62d3\u6251;
\n mysqlrplshow \u5b9e\u7528\u7a0b\u5e8f\u663e\u793a\u5982\u4e0b\u6240\u793a\u7684\u590d\u5236\u62d3\u6251:
\n # Replication Topology Graph localhost:3311 (MASTER)
\n |
\n +— localhost:3312 – (SLAVE + MASTER)
\n |
\n +— localhost:3313 – (SLAVE + MASTER)
\n |
\n +— localhost:3311 < --> (SLAVE)
\n \u7aef\u53e33311\u5904\u7684\u670d\u52a1\u5668\u51fa\u73b0\u4e24\u6b21:\u4e00\u6b21\u4f5c\u4e3a\u4e3b\u670d\u52a1\u5668,\u4e00\u6b21\u4f5c\u4e3a\u4ece\u5c5e\u670d\u52a1\u5668;< -->\u7b26\u53f7\u6307\u793a\u62d3\u6251\u5185\u7684\u5faa\u73af;<\/p>\n
\n1.\u4ece\u5c5e\u670d\u52a1\u5668\u8bf7\u6c42\u4e8c\u8fdb\u5236\u65e5\u5fd7\u5e76\u5e94\u7528\u5176\u5185\u5bb9,\u4ece\u5c5e\u670d\u52a1\u5668\u901a\u5e38\u6ede\u540e\u4e8e\u4e3b\u670d\u52a1\u5668;
\n2.\u4e3b\u670d\u52a1\u5668\u4e0d\u5173\u6ce8\u4ece\u5c5e\u670d\u52a1\u5668\u4f55\u65f6\u5e94\u7528\u65e5\u5fd7,\u4e3b\u670d\u52a1\u5668\u7ee7\u7eed\u8fd0\u884c\u800c\u4e0d\u7b49\u5f85\u4ece\u5c5e\u670d\u52a1\u5668;
\n3.\u5728\u5355\u72ec\u7684\u7ebf\u7a0b\u4e2d,\u4e3b\u670d\u52a1\u5668\u5c06\u4e8c\u8fdb\u5236\u65e5\u5fd7\u6d41\u5904\u7406\u5230\u8fde\u63a5\u7684\u4ece\u5c5e\u670d\u52a1\u5668,\u56e0\u4e3a\u4e3b\u670d\u52a1\u5668\u63d0\u4ea4\u66f4\u6539\u800c\u4e0d\u7b49\u5f85\u4efb\u4f55\u4ece\u5c5e\u670d\u52a1\u5668\u7684\u54cd\u5e94,\u6240\u4ee5\u8fd9\u79f0\u4e3a\u5f02\u6b65\u590d\u5236;
\n4.\u6700\u91cd\u8981\u7684\u662f,\u8fd9\u610f\u5473\u7740\u5728\u4e3b\u670d\u52a1\u5668\u5411\u5e94\u7528\u7a0b\u5e8f\u62a5\u544a\u6210\u529f\u65f6\u4ece\u5c5e\u670d\u52a1\u5668\u5c1a\u672a\u5e94\u7528\u4e8b\u52a1;\u901a\u5e38,\u8fd9\u4e0d\u662f\u4e2a\u95ee\u9898,\u4f46\u662f,\u5982\u679c\u5728\u4e3b\u670d\u52a1\u5668\u63d0\u4ea4\u4e8b\u52a1\u4e4b\u540e\u800c\u8be5\u4e8b\u52a1\u590d\u5236\u5230\u4efb\u4f55\u4ece\u5c5e\u670d\u52a1\u5668\u4e4b\u524d,\u8be5\u4e3b\u670d\u52a1\u5668\u51fa\u73b0\u6545\u969c\u5e76\u4e14\u6570\u636e\u4e22\u5931,\u5219\u8be5\u4e8b\u52a1\u5c06\u4e22\u5931,\u5373\u4f7f\u5e94\u7528\u7a0b\u5e8f\u5df2\u7ecf\u5411\u7528\u6237\u62a5\u544a\u6210\u529f\u4e5f\u662f\u5982\u6b64;
\n5.\u5982\u679c\u4e3b\u670d\u52a1\u5668\u5728\u63d0\u4ea4\u4e8b\u52a1\u4e4b\u524d\u7b49\u5f85\u6240\u6709\u4ece\u5c5e\u670d\u52a1\u5668\u5e94\u7528\u5176\u66f4\u6539,\u5219\u590d\u5236\u79f0\u4e3a\u662f\u540c\u6b65\u7684;\u867d\u7136MySQL\u590d\u5236\u4e0d\u662f\u540c\u6b65\u7684,\u4f46MySQL Cluster\u5728\u5185\u90e8\u4f7f\u7528\u540c\u6b65\u590d\u5236\u6765\u786e\u4fdd\u6574\u4e2a\u7fa4\u96c6\u4e2d\u7684\u6570\u636e\u4e00\u81f4\u6027,\u5e76\u4e14MySQL\u5ba2\u6237\u673a\u8bf7\u6c42\u662f\u540c\u6b65\u7684,\u56e0\u4e3a\u5ba2\u6237\u673a\u5728\u5411\u670d\u52a1\u5668\u53d1\u51fa\u67e5\u8be2\u540e\u7b49 \u5f85\u670d\u52a1\u5668\u54cd\u5e94;<\/p>\n
\n\u534a\u540c\u6b65\u590d\u5236:
\n1.\u5728\u4e3b\u670d\u52a1\u5668\u548c\u81f3\u5c11\u4e00\u4e2a\u4ece\u5c5e\u670d\u52a1\u5668\u4e0a\u9700\u8981\u63d2\u4ef6\u548c\u542f\u7528\u9009\u9879:
\n 1.\u63d2\u4ef6:
\n 1.rpl_semi_sync_master(\u5728\u4e3b\u670d\u52a1\u5668\u4e0a)
\n 2.rpl_semi_sync_slave(\u5728\u4ece\u5c5e\u670d\u52a1\u5668\u4e0a)
\n 2.\u9009\u9879:
\n 1.rpl_semi_sync_master_enabled(\u5728\u4e3b\u670d\u52a1\u5668\u4e0a)
\n 2.rpl_semi_sync_slave_enabled(\u5728\u4ece\u5c5e\u670d\u52a1\u5668\u4e0a)
\n 3.\u5982\u679c\u5728\u4e3b\u670d\u52a1\u5668\u4e0a\u542f\u7528\u534a\u540c\u6b65\u590d\u5236,\u5b83\u7684\u884c\u4e3a\u662f\u5f02\u6b65\u7684,\u76f4\u5230\u81f3\u5c11\u4e00\u4e2a\u534a\u540c\u6b65\u4ece\u5c5e\u670d\u52a1\u5668\u8fde\u63a5;
\n2.\u963b\u6b62\u6bcf\u4e2a\u4e3b\u670d\u52a1\u5668\u4e8b\u4ef6,\u76f4\u5230\u81f3\u5c11\u4e00\u4e2a\u4ece\u5c5e\u670d\u52a1\u5668\u63a5\u6536\u8be5\u4e8b\u4ef6:
\n 1.\u8fd9\u610f\u5473\u7740\u5728\u4e3b\u670d\u52a1\u5668\u5411\u5e94\u7528\u7a0b\u5e8f\u62a5\u544a\u6210\u529f\u65f6\u81f3\u5c11\u4e00\u4e2a\u4ece\u5c5e\u670d\u52a1\u5668\u5df2\u7ecf\u6536\u5230\u4e86\u6bcf\u4e2a\u4e8b\u52a1;
\n 2.\u5982\u679c\u4e3b\u670d\u52a1\u5668\u5728\u63d0\u4ea4\u4e8b\u52a1\u540e\u51fa\u73b0\u6545\u969c\u4e14\u6570\u636e\u4e22\u5931\u5e76\u4e14\u5e94\u7528\u7a0b\u5e8f\u5df2\u7ecf\u5411\u7528\u6237\u62a5\u544a\u4e86\u6210\u529f,\u5219\u8be5\u4e8b\u52a1\u8fd8\u5b58\u5728\u4e8e\u81f3\u5c11\u4e00\u4e2a\u4ece\u5c5e\u670d\u52a1\u5668\u4e0a;
\n3.\u5982\u679c\u53d1\u751f\u8d85\u65f6\u5219\u5207\u6362\u5230\u5f02\u6b65\u590d\u5236;
\n 1.\u534a\u540c\u6b65\u590d\u5236\u9700\u8981\u60a8\u5728\u6027\u80fd\u548c\u6570\u636e\u5b8c\u6574\u6027\u4e4b\u95f4\u8fdb\u884c\u6743\u8861,\u4f7f\u7528\u534a\u540c\u6b65\u590d\u5236\u65f6\u4e8b\u52a1\u901f\u5ea6\u6bd4\u4f7f\u7528\u5f02\u6b65\u590d\u5236\u65f6\u6162,\u56e0\u4e3a\u4e3b\u670d\u52a1\u5668\u5728\u63d0\u4ea4\u4e4b\u524d\u7b49\u5f85\u4ece\u5c5e\u670d\u52a1\u5668\u54cd\u5e94;
\n 2.\u6bcf\u4e2a\u4e8b\u52a1\u82b1\u8d39\u7684\u989d\u5916\u65f6\u95f4\u81f3\u5c11\u662f\u5b83\u4e3a\u4ee5\u4e0b\u9879\u82b1\u8d39\u7684\u65f6\u95f4:
\n 1.TCP\/IP\u5f80\u8fd4\u4ee5\u5c06\u63d0\u4ea4\u53d1\u9001\u5230\u4ece\u5c5e\u670d\u52a1\u5668;
\n 2.\u4ece\u5c5e\u670d\u52a1\u5668\u5728\u5176\u4e2d\u7ee7\u65e5\u5fd7\u4e2d\u8bb0\u5f55\u63d0\u4ea4;
\n 3.\u4e3b\u670d\u52a1\u5668\u7b49\u5f85\u4ece\u5c5e\u670d\u52a1\u5668\u786e\u8ba4\u8be5\u63d0\u4ea4;
\n 3.\u8fd9\u610f\u5473\u7740\u5bf9\u4e8e\u7269\u7406\u4e0a\u4f4d\u4e8e\u540c\u4e00\u4f4d\u7f6e,\u901a\u8fc7\u5feb\u901f\u7f51\u7edc\u901a\u4fe1\u7684\u670d\u52a1\u5668,\u534a\u540c\u6b65\u590d\u5236\u6700\u6709\u6548;
\n 4.\u5982\u679c\u4e3b\u670d\u52a1\u5668\u5728\u8d85\u65f6\u671f\u95f4\u5185\u6ca1\u6709\u6536\u5230\u534a\u540c\u6b65\u4ece\u5c5e\u670d\u52a1\u5668\u7684\u54cd\u5e94,\u8be5\u4e3b\u670d\u52a1\u5668\u4ecd\u63d0\u4ea4\u8be5\u4e8b\u52a1,\u4f46\u6062\u590d\u4e3a\u5f02\u6b65\u6a21\u5f0f;\u53ef\u4ee5\u4f7f\u7528rpl_semi_sync_master_timeout\u53d8\u91cf\u914d\u7f6e\u8d85\u65f6,\u5176\u5305\u542b\u4ee5\u6beb\u79d2\u4e3a\u5355\u4f4d\u7684\u503c,\u9ed8\u8ba4\u503c\u662f10000,\u8868\u793a\u5341\u79d2;<\/p>\n
\nb<\/p>\n
\n\u4e8c\u8fdb\u5236\u65e5\u5fd7:
\n1.\u5305\u542b\u6570\u636e\u548c\u6a21\u5f0f\u66f4\u6539\u53ca\u5176\u65f6\u95f4\u6233:\u57fa\u4e8e\u8bed\u53e5\u6216\u57fa\u4e8e\u884c\u7684\u65e5\u5fd7\u8bb0\u5f55;
\n2.\u7528\u4e8e\u4ece\u5907\u4efd\u7684\u65f6\u95f4\u70b9\u6062\u590d,\u4ece\u5907\u4efd\u7684\u5b8c\u5168\u6062\u590d\u4ee5\u53ca\u590d\u5236;
\n3.\u5728\u4e0b\u5217\u60c5\u51b5\u4e0b\u8f6e\u8f6c:
\n 1.MySQL\u91cd\u65b0\u542f\u52a8;
\n 2.\u5176\u8fbe\u5230max_binlog_size\u8bbe\u7f6e\u7684\u6700\u5927\u5927\u5c0f;
\n 3.\u60a8\u53d1\u51faFLUSH LOGS\u8bed\u53e5;
\n4.\u53ef\u4ee5\u5404\u79cd\u65b9\u5f0f\u8fdb\u884c\u68c0\u67e5:
\n 1.\u5143\u6570\u636e:SHOW BINARY LOGS,SHOW MASTER STATUS;
\n 2.\u5185\u5bb9:mysqlbinlog;<\/p>\n
\n\u4ece\u5c5e\u670d\u52a1\u5668\u7ef4\u62a4\u6709\u5173\u590d\u5236\u4e8b\u4ef6\u7684\u4fe1\u606f:
\n1.\u4e2d\u7ee7\u65e5\u5fd7\u96c6:
\n 1.\u5305\u62ec\u4e2d\u7ee7\u65e5\u5fd7\u548c\u4e2d\u7ee7\u65e5\u5fd7\u7d22\u5f15\u6587\u4ef6;
\n 2.\u5305\u542b\u4e3b\u670d\u52a1\u5668\u7684\u4e8c\u8fdb\u5236\u65e5\u5fd7\u4e8b\u4ef6\u7684\u526f\u672c;
\n 3.MySQL\u81ea\u52a8\u7ba1\u7406\u4e2d\u7ee7\u65e5\u5fd7\u6587\u4ef6\u96c6,\u5728\u5176\u5df2\u7ecf\u91cd\u653e\u4e86\u6240\u6709\u4e8b\u4ef6\u65f6\u5220\u9664\u8fd9\u4e9b\u6587\u4ef6\u5e76\u5728\u5f53\u524d\u6587\u4ef6\u8d85\u8fc7\u6700\u5927\u4e2d\u7ee7\u65e5\u5fd7\u6587\u4ef6\u5927\u5c0f\u65f6\u521b\u5efa\u65b0\u6587\u4ef6;
\n 4.\u4e2d\u7ee7\u65e5\u5fd7\u4f7f\u7528\u4e0e\u4e8c\u8fdb\u5236\u65e5\u5fd7\u76f8\u540c\u7684\u683c\u5f0f\u5b58\u50a8;\u53ef\u4ee5\u4f7f\u7528mysqlbinlog\u67e5\u770b\u90a3\u4e9b\u65e5\u5fd7;
\n 5.\u9ed8\u8ba4\u60c5\u51b5\u4e0b,\u4e2d\u7ee7\u65e5\u5fd7\u6587\u4ef6\u540d\u4e3a
\n2.\u4ece\u5c5e\u670d\u52a1\u5668\u72b6\u6001\u65e5\u5fd7:
\n 1.\u5305\u542b\u6267\u884c\u590d\u5236\u6240\u9700\u7684\u4fe1\u606f:
\n 1.\u5b58\u50a8\u5173\u4e8e\u5982\u4f55\u8fde\u63a5\u5230\u4e3b\u670d\u52a1\u5668\u7684\u4fe1\u606f;
\n 2.\u4e3b\u670d\u52a1\u5668\u7684\u4e8c\u8fdb\u5236\u65e5\u5fd7\u548c\u4ece\u5c5e\u670d\u52a1\u5668\u7684\u4e2d\u7ee7\u65e5\u5fd7\u7684\u6700\u8fd1\u590d\u5236\u7684\u65e5\u5fd7\u5750\u6807;
\n 2.\u5b58\u50a8\u5728\u6587\u4ef6\u6216\u8868\u4e2d:
\n 1.master.info\u548crelay-log.info\u6587\u4ef6(\u9ed8\u8ba4\u60c5\u51b5\u4e0b);
\n 2.mysql\u6570\u636e\u5e93\u4e2d\u7684slave_master_info\u548cslave_relay_log_info\u8868;
\n 1.\u4e3b\u670d\u52a1\u5668\u4fe1\u606f:\u6b64\u65e5\u5fd7\u5305\u542b\u5173\u4e8e\u4e3b\u670d\u52a1\u5668\u7684\u4fe1\u606f,\u5305\u62ec\u4e3b\u673a\u540d\u548c\u7aef\u53e3,\u7528\u4e8e\u8fde\u63a5\u7684\u51ed\u8bc1\u4ee5\u53ca\u4e3b\u670d\u52a1\u5668\u4e8c\u8fdb\u5236\u65e5\u5fd7\u7684\u6700\u8fd1\u4e0b\u8f7d\u7684\u65e5\u5fd7\u5750\u6807\u7b49\u4fe1\u606f;
\n 2.\u4e2d\u7ee7\u65e5\u5fd7\u4fe1\u606f:\u6b64\u65e5\u5fd7\u5305\u542b\u4e2d\u7ee7\u65e5\u5fd7\u7684\u6700\u8fd1\u6267\u884c\u7684\u5750\u6807\u4ee5\u53ca\u4ece\u5c5e\u670d\u52a1\u5668\u7684\u5df2\u590d\u5236\u4e8b\u4ef6\u843d\u540e\u4e8e\u4e3b\u670d\u52a1\u5668\u7684\u90a3\u4e9b\u4e8b\u4ef6\u7684\u79d2\u6570;<\/p>\n
\n1.\u4e8c\u8fdb\u5236\u65e5\u5fd7\u8bb0\u5f55\u662f\u6545\u969c\u5b89\u5168\u7684:
\n 1.MySQL\u4ec5\u8bb0\u5f55\u5b8c\u6210\u4e8b\u4ef6\u6216\u4e8b\u52a1;
\n 2.\u4f7f\u7528sync-binlog\u63d0\u9ad8\u5b89\u5168\u6027:
\n 1.\u9ed8\u8ba4\u60c5\u51b5\u4e0b,\u503c\u662f0,\u8868\u793a\u64cd\u4f5c\u7cfb\u7edf\u6839\u636e\u5176\u5185\u90e8\u89c4\u5219\u5411\u6587\u4ef6\u5199\u5165;
\n 2.\u5c06sync-binlog\u8bbe\u7f6e\u4e3a1,\u5f3a\u5236\u64cd\u4f5c\u7cfb\u7edf\u5728\u6bcf\u4e2a\u4e8b\u52a1\u4e4b\u540e\u5199\u5165\u6587\u4ef6,\u6216\u8005\u5c06\u5176\u8bbe\u7f6e\u4e3a\u4efb\u4f55\u8f83\u5927\u6570\u503c\u4ee5\u5728\u8be5\u6570\u91cf\u7684\u4e8b\u52a1 \u4e4b\u540e\u5199\u5165;
\n2.\u5c06\u4ece\u5c5e\u670d\u52a1\u5668\u72b6\u6001\u65e5\u5fd7\u5b58\u50a8\u5728\u8868\u4e2d\u4ee5\u8fdb\u884c\u6545\u969c\u5b89\u5168\u590d\u5236:
\n 1.\u9009\u9879:master-info-repository\u548crelay-log-info-repository;
\n 2.\u53ef\u80fd\u503c\u4e3aFILE(\u9ed8\u8ba4\u503c)\u548cTABLE;
\n 3.TABLE\u662f\u6545\u969c\u5b89\u5168\u7684:\u590d\u5236\u4f7f\u7528\u4e8b\u52a1\u5b58\u50a8\u5f15\u64ce(\u4f8b\u5982InnoDB)\u7684\u6570\u636e\u65f6,\u901a\u8fc7\u5c06master-info-repository\u548crelay-log-info-repository\u7684\u503c\u4eceFILE(\u9ed8\u8ba4\u503c)\u66f4\u6539\u4e3aTABLE,\u6765\u5c06\u72b6\u6001\u65e5\u5fd7\u5b58\u50a8\u5728\u4e8b\u52a1\u8868\u4e2d\u4ee5\u63d0\u9ad8\u6027\u80fd\u5e76\u786e\u4fdd\u6545\u969c\u5b89\u5168\u590d\u5236;\u8be5\u8868\u79f0\u4e3aslave_master_info\u548cslave_relay_log_info,\u90fd\u5b58\u50a8\u5728mysql\u6570\u636e\u5e93\u4e2d,\u5e76\u4e14\u90fd\u4f7f\u7528InnoDB\u5f15\u64ce\u786e\u4fdd\u4e8b\u52a1\u5b8c\u6574\u6027\u548c\u6545\u969c\u5b89\u5168\u884c\u4e3a;<\/p>\n
\nMySQL\u5728\u4e3b\u670d\u52a1\u5668\u548c\u4ece\u5c5e\u670d\u52a1\u5668\u4e0a\u521b\u5efa\u7ebf\u7a0b\u6765\u6267\u884c\u590d\u5236\u5de5\u4f5c:
\n1.\u4e3b\u670d\u52a1\u5668\u521b\u5efaBinlog\u8f6c\u50a8\u7ebf\u7a0b:
\n 1.\u4ece\u4e8c\u8fdb\u5236\u65e5\u5fd7\u8bfb\u53d6\u4e8b\u4ef6\u5e76\u5c06\u5176\u53d1\u9001\u5230\u4ece\u5c5e\u670d\u52a1\u5668I\/O\u7ebf\u7a0b;
\n 2.\u4ece\u5c5e\u670d\u52a1\u5668\u6210\u529f\u8fde\u63a5\u5230\u4e3b\u670d\u52a1\u5668\u65f6,\u4e3b\u670d\u52a1\u5668\u542f\u52a8\u79f0\u4e3aBinlog\u8f6c\u50a8\u7ebf\u7a0b\u7684\u590d\u5236\u4e3b\u670d\u52a1\u5668\u7ebf\u7a0b;
\n 3.\u5982\u679c\u4ece\u5c5e\u670d\u52a1\u5668\u914d\u7f6e\u4e3a\u4f7f\u7528\u81ea\u52a8\u5b9a\u4f4d\u534f\u8bae(CHANGE MASTER TO MASTER_AUTO_POSITION),\u5219\u8be5\u7ebf\u7a0b\u663e\u793a\u4e3a\u201cBinlog\u8f6c\u50a8GTID\u201d;\u5728\u4ece\u5c5e\u670d\u52a1\u5668\u5df2\u8fde\u63a5\u65f6,\u6b64\u7ebf\u7a0b\u4f1a\u5728\u4e8c\u8fdb\u5236\u65e5\u5fd7\u5185\u7684\u4e8b\u4ef6\u5230\u8fbe\u65f6\u5c06\u5176\u53d1\u9001\u5230\u4ece\u5c5e\u670d\u52a1\u5668;
\n 4.\u4e3b\u670d\u52a1\u5668\u4e3a\u6bcf\u4e2a\u8fde\u63a5\u7684\u4ece\u5c5e\u670d\u52a1\u5668\u521b\u5efa\u4e00\u4e2aBinlog\u8f6c\u50a8\u7ebf\u7a0b;
\n2.\u4ece\u5c5e\u670d\u52a1\u5668\u81f3\u5c11\u521b\u5efa\u4e24\u4e2a\u7ebf\u7a0b:
\n 1.\u4ece\u5c5e\u670d\u52a1\u5668I\/O\u7ebf\u7a0b:\u4ece\u4e3b\u670d\u52a1\u5668\u7684Binlog\u8f6c\u50a8\u7ebf\u7a0b\u8bfb\u53d6\u4e8b\u4ef6\u5e76\u5c06\u5176\u5199\u5165\u4ece\u5c5e\u670d\u52a1\u5668\u7684\u4e2d\u7ee7\u65e5\u5fd7;
\n 2.\u4ece\u5c5e\u670d\u52a1\u5668SQL\u7ebf\u7a0b:
\n 1.\u5728\u5355\u7ebf\u7a0b\u4ece\u5c5e\u670d\u52a1\u5668\u4e0a\u5e94\u7528\u4e2d\u7ee7\u65e5\u5fd7\u4e8b\u4ef6:
\n 1.\u9ed8\u8ba4\u914d\u7f6e\u4f1a\u5bfc\u81f4\u4ece\u5c5e\u670d\u52a1\u5668\u6ede\u540e;
\n 2.\u5982\u679c\u4e3b\u670d\u52a1\u5668\u5177\u6709\u591a\u4e2a\u5ba2\u6237\u673a\u8fde\u63a5\u5219\u5e76\u884c\u5e94\u7528\u66f4\u6539,\u4f46\u662f\u4e32\u884c\u6267\u884c\u5176\u4e8c\u8fdb\u5236\u65e5\u5fd7\u4e2d\u7684\u6240\u6709\u4e8b\u4ef6;
\n \u4ece\u5c5e\u670d\u52a1\u5668\u5728\u5355\u4e2a\u7ebf\u7a0b\u4e2d\u987a\u5e8f\u6267\u884c\u8fd9\u4e9b\u4e8b\u4ef6,\u5728\u9ad8\u6d41\u91cf\u73af\u5883\u4e2d\u6216\u8005\u5f53\u4ece\u5c5e\u670d\u52a1\u5668\u7684\u786c\u4ef6\u4e0d\u8db3\u4ee5\u5904\u7406\u5355\u4e2a\u7ebf\u7a0b\u4e2d\u7684\u901a\u4fe1\u6d41\u91cf\u65f6,\u8fd9\u4f1a\u6210\u4e3a\u74f6\u9888;
\n 2.\u5728\u591a\u7ebf\u7a0b\u4ece\u5c5e\u670d\u52a1\u5668\u4e0a\u7684\u5de5\u4f5c\u7ebf\u7a0b\u4e4b\u95f4\u5206\u914d\u4e2d\u7ee7\u65e5\u5fd7\u4e8b\u4ef6;
\n 3.\u4ece\u5c5e\u670d\u52a1\u5668\u5de5\u4f5c\u7ebf\u7a0b:\u5728\u591a\u7ebf\u7a0b\u4ece\u5c5e\u670d\u52a1\u5668\u4e0a\u5e94\u7528\u4e2d\u7ee7\u65e5\u5fd7\u4e8b\u4ef6;
\n 1.MySQL\u652f\u6301\u591a\u7ebf\u7a0b\u4ece\u5c5e\u670d\u52a1\u5668\u4ee5\u907f\u514d\u5355\u7ebf\u7a0b\u4ece\u5c5e\u670d\u52a1\u5668\u5f15\u8d77\u7684\u4e00\u4e9b\u6ede\u540e;
\n 2.\u5982\u679c\u5728\u4ece\u5c5e\u670d\u52a1\u5668\u4e0a\u5c06slave_parallel_workers\u53d8\u91cf\u8bbe\u7f6e\u4e3a\u5927\u4e8e\u96f6\u7684\u503c,\u5b83\u4f1a\u521b\u5efa\u8be5\u6570\u91cf\u7684\u5de5\u4f5c\u7ebf\u7a0b;
\n 3.\u5728\u8fd9\u79cd\u60c5\u51b5\u4e0b,\u4ece\u5c5e\u670d\u52a1\u5668SQL\u7ebf\u7a0b\u4e0d\u76f4\u63a5\u6267\u884c\u4e8b\u4ef6,\u76f8\u53cd,\u5b83\u6309\u6570\u636e\u5e93\u5c06\u4e8b\u4ef6\u5206\u914d\u7ed9\u5de5\u4f5c\u7ebf\u7a0b,\u8fd9\u4f7f\u591a\u7ebf\u7a0b\u4ece\u5c5e\u670d\u52a1\u5668\u5728\u8981\u5728\u591a\u4e2a\u6570\u636e\u5e93\u4e2d\u590d\u5236\u6570\u636e\u7684\u73af\u5883\u4e2d\u7279\u522b\u6709\u7528;
\n 4.\u5982\u679c\u5de5\u4f5c\u7ebf\u7a0b\u6267\u884c\u5e76\u884c\u64cd\u4f5c\u7684\u987a\u5e8f\u4e0e\u5176\u5728\u4e3b\u670d\u52a1\u5668\u4e0a\u7684\u6267\u884c\u987a\u5e8f\u4e0d\u540c,\u6b64\u9009\u9879\u53ef\u80fd\u5bfc\u81f4\u6570
\n \u636e\u5e93\u4e4b\u95f4\u4e0d\u4e00\u81f4,\u6240\u4ee5\u60a8\u5fc5\u987b\u786e\u4fdd\u4e0d\u540c\u6570\u636e\u5e93\u4e2d\u7684\u6570\u636e\u662f\u72ec\u7acb\u7684,\u7531\u5355\u4e2a\u7ebf\u7a0b\u590d\u5236\u7684\u4e00\u4e2a\u6570\u636e\u5e93\u4e2d\u7684\u6570\u636e\u5c06\u4fdd\u8bc1\u662f\u4e00\u81f4\u7684;
\n 5.\u5982\u679c\u5c06slave_parallel_workers\u53d8\u91cf\u8bbe\u7f6e\u4e3a\u5927\u4e8e\u590d\u5236\u4e2d\u6240\u7528\u6570\u636e\u5e93\u6570\u91cf\u7684\u503c,\u4e00\u4e9b\u5de5\u4f5c\u7ebf\u7a0b\u5c06\u4fdd\u6301\u7a7a\u95f2;<\/p>\n
\n1.\u63a7\u5236\u4ece\u5c5e\u670d\u52a1\u5668\u7ebf\u7a0b:
\n START SLAVE;
\n STOP SLAVE;
\n2.\u5355\u72ec\u63a7\u5236\u7ebf\u7a0b:
\n START SLAVE IO_THREAD;
\n STOP SLAVE SQL_THREAD;
\n3.\u542f\u52a8\u7ebf\u7a0b\u76f4\u5230\u6307\u5b9a\u7684\u6761\u4ef6:
\n START SLAVE UNTIL SQL_AFTER_MTS_GAPS;
\n START SLAVE IO_THREAD UNTIL SQL_AFTER_GTIDS = 0ed18583-47fd-11e2-92f3-0019b944b7f7:338;<\/p>\n
\nmysql> SHOW SLAVE STATUS\\G
\n***************** 1. row *********************
\n Slave_IO_State: Queueing master event to the relay log
\n …
\n Master_Log_File: mysql-bin.005
\n Read_Master_Log_Pos: 79
\n Relay_Log_File: slave-relay-bin.005
\n Relay_Log_Pos: 548
\nRelay_Master_Log_File: mysql-bin.004
\n Slave_IO_Running: Yes
\n Slave_SQL_Running: Yes
\n …
\n Exec_Master_Log_Pos: 3769
\n …
\nSeconds_Behind_Master: 8<\/p>\n
\n2.\u4e3b\u670d\u52a1\u5668\u65e5\u5fd7\u5750\u6807:Master_Log_File\u548cRead_Master_Log_Pos\u5217\u6807\u8bc6\u4e3b\u670d\u52a1\u5668\u4e8c\u8fdb\u5236\u65e5\u5fd7\u4e2dI\/O\u7ebf\u7a0b\u5df2\u7ecf\u4f20\u8f93\u7684\u6700\u8fd1\u4e8b\u4ef6\u7684\u5750\u6807;\u8fd9\u4e9b\u5217\u53ef\u4e0e\u60a8\u5728\u4e3b\u670d\u52a1\u5668\u4e0a\u6267\u884cSHOW MASTER STATUS\u65f6\u663e\u793a\u7684\u5750\u6807\u8fdb\u884c\u6bd4\u8f83,\u5982\u679cMaster_Log_File\u548cRead_Master_Log_Pos\u7684\u503c\u8fdc\u8fdc\u843d\u540e\u4e8e\u4e3b\u670d\u52a1\u5668\u4e0a\u7684\u90a3\u4e9b\u503c,\u8fd9\u8868\u793a\u4e3b\u670d\u52a1\u5668\u4e0e\u4ece\u5c5e\u670d\u52a1\u5668\u4e4b\u95f4\u4e8b\u4ef6\u7684\u7f51\u7edc\u4f20\u8f93\u5b58\u5728\u5ef6\u8fdf;
\n3.\u4e2d\u7ee7\u65e5\u5fd7\u5750\u6807:Relay_Log_File\u548cRelay_Log_Pos\u5217\u6807\u8bc6\u4ece\u5c5e\u670d\u52a1\u5668\u4e2d\u7ee7\u65e5\u5fd7\u4e2dSQL\u7ebf\u7a0b\u5df2\u7ecf\u6267\u884c\u7684\u6700\u8fd1\u4e8b\u4ef6\u7684\u5750\u6807;\u8fd9\u4e9b\u5750\u6807\u5bf9\u5e94\u4e8eRelay_Master_Log_File\u548cExec_Master_Log_Pos\u5217\u6807\u8bc6\u7684\u4e3b\u670d\u52a1\u5668\u4e8c\u8fdb\u5236\u65e5\u5fd7\u4e2d\u7684\u5750\u6807;\u5982\u679cRelay_Master_Log_File\u548cExec_Master_Log_Pos\u5217\u7684\u8f93\u51fa\u8fdc\u8fdc\u843d\u540e\u4e8eMaster_Log_File\u548cRead_Master_Log_Pos\u5217(\u8868\u793aI\/O\u7ebf\u7a0b\u7684\u5750\u6807),\u8fd9\u8868\u793aSQL\u7ebf\u7a0b(\u800c\u4e0d\u662fI\/O\u7ebf\u7a0b)\u4e2d\u5b58\u5728\u5ef6\u8fdf,\u5373,\u5b83\u8868\u793a\u590d\u5236\u65e5\u5fd7\u4e8b\u4ef6\u5feb\u4e8e\u6267\u884c\u8fd9\u4e9b\u4e8b\u4ef6;\u5728\u591a\u7ebf\u7a0b\u4ece\u5c5e\u670d\u52a1\u5668\u4e0a,Exec_Master_Log_Pos\u5305\u542b\u4efb\u4f55\u672a\u63d0\u4ea4\u4e8b\u52a1\u4e4b\u524d\u6700\u540e\u4e00\u70b9\u7684\u4f4d\u7f6e,\u8fd9\u5e76\u4e0d\u59cb\u7ec8\u4e0e\u4e2d\u7ee7\u65e5\u5fd7\u4e2d\u7684\u6700\u8fd1\u65e5\u5fd7\u4f4d\u7f6e\u76f8\u540c,\u56e0\u4e3a\u591a\u7ebf\u7a0b\u4ece\u5c5e\u670d\u52a1\u5668\u5728\u4e0d\u540c\u6570\u636e\u5e93\u4e0a\u6267\u884c\u4e8b\u52a1\u7684\u987a\u5e8f\u53ef\u80fd\u4e0e\u4e8c\u8fdb\u5236\u65e5\u5fd7\u4e2d\u663e\u793a\u7684\u987a\u5e8f\u4e0d\u540c;
\n4.Seconds_Behind_Master:\u6b64\u5217\u63d0\u4f9b\u4e2d\u7ee7\u65e5\u5fd7\u4e2dSQL\u7ebf\u7a0b\u6267\u884c\u7684\u6700\u8fd1\u4e8b\u4ef6\u7684\u65f6\u95f4\u6233(\u5728\u4e3b\u670d\u52a1\u5668\u4e0a)\u4e0e\u4ece\u5c5e\u670d\u52a1\u5668\u7684\u5b9e\u9645\u65f6\u95f4\u4e4b\u95f4\u7684\u79d2\u6570;\u5f53\u4e3b\u670d\u52a1\u5668\u5e76\u884c\u5904\u7406\u5927\u91cf\u4e8b\u4ef6\u800c\u4ece\u5c5e\u670d\u52a1\u5668\u5fc5\u987b\u4e32\u884c\u5904\u7406\u8fd9\u4e9b\u4e8b\u4ef6\u65f6,\u6216\u8005\u5f53\u9ad8\u901a\u4fe1\u6d41\u91cf\u671f\u95f4\u4ece\u5c5e\u670d\u52a1\u5668\u7684\u786c\u4ef6\u4e0d\u8db3\u4ee5\u5904\u7406\u4e0e\u4e3b\u670d\u52a1\u5668\u53ef\u4ee5\u5904\u7406\u7684\u76f8\u540c\u91cf\u7684\u4e8b\u4ef6\u65f6,\u901a\u5e38\u4f1a\u53d1\u751f\u8fd9\u79cd\u7c7b\u578b\u7684\u5ef6\u8fdf;\u5982\u679c\u4ece\u5c5e\u670d\u52a1\u5668\u672a\u8fde\u63a5\u5230\u4e3b\u670d\u52a1\u5668,\u6b64\u5217\u4e3aNULL;<\/p>\n
\n\u4ece\u5c5e\u670d\u52a1\u5668I\/O\u7ebf\u7a0b\u7684SHOW PROCESSLIST\u8f93\u51fa\u7684State\u5217\u4e2d\u6240\u663e\u793a\u7684\u6700\u5e38\u89c1\u72b6\u6001,\u8fd9\u4e9b\u72b6\u6001\u8fd8\u663e\u793a\u5728SHOW SLAVE STATUS\u663e\u793a\u7684Slave_IO_State\u5217\u4e2d;
\n1.Connecting to master:\u7ebf\u7a0b\u6b63\u5c1d\u8bd5\u8fde\u63a5\u5230\u4e3b\u670d\u52a1\u5668;
\n2.Waiting for master to send event:\u7ebf\u7a0b\u5df2\u7ecf\u8fde\u63a5\u5230\u4e3b\u670d\u52a1\u5668\u5e76\u4e14\u6b63\u5728\u7b49\u5f85\u4e8c\u8fdb\u5236\u65e5\u5fd7\u4e8b\u4ef6\u5230\u8fbe;\u5982\u679c\u4e3b\u670d\u52a1\u5668\u5904\u4e8e\u7a7a\u95f2\u72b6\u6001,\u6b64\u72b6\u6001\u53ef\u80fd\u6301\u7eed\u5f88\u957f\u65f6\u95f4;\u5982\u679c\u7b49\u5f85\u6301\u7eedslave_read_timeout\u79d2,\u5219\u53d1\u751f\u8d85\u65f6,\u6b64\u65f6,\u7ebf\u7a0b\u8003\u8651\u65ad\u5f00\u8fde\u63a5\u5e76\u5c1d\u8bd5\u91cd\u65b0\u8fde\u63a5;
\n3.Queueing master event to the relay log:\u7ebf\u7a0b\u5df2\u7ecf\u8bfb\u53d6\u4e8b\u4ef6\u5e76\u4e14\u6b63\u5728\u5c06\u5176\u590d\u5236\u5230\u4e2d\u7ee7\u65e5\u5fd7,\u4ece\u800cSQL\u7ebf\u7a0b\u53ef\u4ee5\u5904\u7406\u8be5\u4e8b\u4ef6;
\n4.Waiting to reconnect after a failed binlog dump request:\u5982\u679c\u4e8c\u8fdb\u5236\u65e5\u5fd7\u8f6c\u50a8\u8bf7\u6c42\u5931\u8d25(\u7531\u4e8e\u65ad\u5f00\u8fde\u63a5),\u7ebf\u7a0b\u5728\u5176\u4f11\u7720\u65f6\u8f6c\u5165\u6b64\u72b6\u6001,\u7136\u540e\u5b9a\u671f\u5c1d\u8bd5\u91cd\u65b0\u8fde\u63a5;\u53ef\u4ee5\u4f7f\u7528–master-connect-retry\u9009\u9879\u6307\u5b9a\u91cd\u8bd5\u4e4b\u95f4\u7684\u65f6\u95f4\u95f4\u9694;
\n5.Reconnecting after a failed binlog dump request:\u7ebf\u7a0b\u6b63\u5c1d\u8bd5\u91cd\u65b0\u8fde\u63a5\u5230\u4e3b\u670d\u52a1\u5668;
\n6.Waiting to reconnect after a failed master event read:\u8bfb\u53d6\u65f6\u51fa\u9519(\u7531\u4e8e\u65ad\u5f00\u8fde\u63a5),\u7ebf\u7a0b\u5728\u5c1d\u8bd5\u91cd\u65b0\u8fde\u63a5\u4e4b\u524d\u4f11\u7720master-connect-retry\u79d2;
\n7.Reconnecting after a failed master event read:\u7ebf\u7a0b\u6b63\u5c1d\u8bd5\u91cd\u65b0\u8fde\u63a5\u5230\u4e3b\u670d\u52a1\u5668;\u91cd\u65b0\u5efa\u7acb\u8fde\u63a5\u540e,\u72b6\u6001\u53d8\u4e3aWaiting for master to send event;
\n8.Waiting for the slave SQL thread to free enough relay log space:\u8be5\u72b6\u6001\u663e\u793a\u6b63\u5728\u4f7f\u7528\u975e\u96f6relay_log_space_limit\u503c,\u5e76\u4e14\u4e2d\u7ee7\u65e5\u5fd7\u5df2\u7ecf\u589e\u52a0\u5f97\u8db3\u591f\u5927,\u4ee5\u81f3\u5176\u5408\u5e76\u5927\u5c0f\u8d85\u8fc7\u4e86\u6b64\u503c;I\/O\u7ebf\u7a0b\u6b63\u5728\u7b49\u5f85,\u76f4\u5230SQL\u7ebf\u7a0b\u901a\u8fc7\u5904\u7406\u4e2d\u7ee7\u65e5\u5fd7\u5185\u5bb9\u4ee5\u4fbf\u53ef\u4ee5\u5220\u9664\u4e00\u4e9b\u4e2d\u7ee7\u65e5\u5fd7\u6587\u4ef6\u6765\u91ca\u653e\u8db3\u591f\u7a7a\u95f4;<\/p>\n
\n\u4ece\u5c5e\u670d\u52a1\u5668SQL\u7ebf\u7a0b\u548c\u5de5\u4f5c\u7ebf\u7a0b\u7684State\u5217\u4e2d\u663e\u793a\u7684\u6700\u5e38\u89c1\u72b6\u6001:
\n1.Waiting for the next event in relay log:\u8fd9\u662fReading event from the relay log\u4e4b\u524d\u7684\u521d\u59cb\u72b6\u6001;
\n2.Reading event from the relay log:\u7ebf\u7a0b\u5df2\u7ecf\u4ece\u4e2d\u7ee7\u65e5\u5fd7\u4e2d\u8bfb\u53d6\u4e86\u4e8b\u4ef6,\u4ece\u800c\u53ef\u4ee5\u5904\u7406\u8be5\u4e8b\u4ef6;
\n3.Making temp file:\u7ebf\u7a0b\u6b63\u5728\u6267\u884c LOAD DATA INFILE \u8bed\u53e5,\u5e76\u4e14\u6b63\u5728\u521b\u5efa\u5305\u542b\u6570\u636e\u7684\u4e34\u65f6\u6587\u4ef6,\u4ece\u5c5e\u670d\u52a1\u5668\u4ece\u8be5\u6570\u636e\u4e2d\u8bfb\u53d6\u884c;
\n4.Slave has read all relay log; waiting for the slave I\/O thread to update it:\u7ebf\u7a0b\u5df2\u7ecf\u5904\u7406\u4e86\u4e2d\u7ee7\u65e5\u5fd7\u6587\u4ef6\u4e2d\u7684\u6240\u6709\u4e8b\u4ef6,\u73b0\u5728\u6b63\u5728\u7b49\u5f85I\/O\u7ebf\u7a0b\u5c06\u65b0\u4e8b\u4ef6\u5199\u5165\u4e2d\u7ee7\u65e5\u5fd7;
\n5.Waiting until MASTER_DELAY seconds after master executed event:SQL\u7ebf\u7a0b\u5df2\u7ecf\u8bfb\u53d6\u4e8b\u4ef6,\u4f46\u662f\u6b63\u7b49\u5f85\u4ece\u5c5e\u670d\u52a1\u5668\u5ef6\u8fdf\u7ed3\u675f;\u901a\u8fc7CHANGE MASTER TO\u7684MASTER_DELAY\u9009\u9879\u8bbe\u7f6e\u6b64\u5ef6\u8fdf;
\n6.Waiting for an event from Coordinator:\u5728\u591a\u7ebf\u7a0b\u4ece\u5c5e\u670d\u52a1\u5668\u4e0a,\u5de5\u4f5c\u7ebf\u7a0b\u6b63\u7b49\u5f85\u534f\u8c03\u7ebf\u7a0b\u5411\u5de5\u4f5c\u961f\u5217\u5206\u914d\u4f5c\u4e1a;<\/p>\n
\n1.\u67e5\u770b\u9519\u8bef\u65e5\u5fd7:\u9519\u8bef\u65e5\u5fd7\u53ef\u4ee5\u4e3a\u60a8\u63d0\u4f9b\u8db3\u591f\u4fe1\u606f\u6765\u786e\u5b9a\u548c\u66f4\u6b63\u590d\u5236\u4e2d\u7684\u95ee\u9898;
\n2.\u5728\u4e3b\u670d\u52a1\u5668\u4e0a\u53d1\u51faSHOW MASTER STATUS\u8bed\u53e5:\u5982\u679c\u4f4d\u7f6e\u503c\u975e\u96f6\u5219\u542f\u7528\u65e5\u5fd7\u8bb0\u5f55;
\n3.\u786e\u8ba4\u4e3b\u670d\u52a1\u5668\u548c\u4ece\u5c5e\u670d\u52a1\u5668\u90fd\u5177\u6709\u552f\u4e00\u7684\u975e\u96f6\u670d\u52a1\u5668ID\u503c:\u4e3b\u670d\u52a1\u5668\u548c\u4ece\u5c5e\u670d\u52a1\u5668\u5fc5\u987b\u5177\u6709\u4e0d\u540c\u7684\u670d\u52a1\u5668ID;
\n4.\u5728\u4ece\u5c5e\u670d\u52a1\u5668\u4e0a\u53d1\u51faSHOW SLAVE STATUS\u547d\u4ee4:
\n 1.\u5982\u679c\u4ece\u5c5e\u670d\u52a1\u5668\u8fd0\u884c\u6b63\u5e38,Slave_IO_Running\u548cSlave_SQL_Running\u663e\u793aYes;
\n 2.Last_IO_Error\u548cLast_SQL_Error:\u5206\u522b\u5bfc\u81f4I\/O\u7ebf\u7a0b\u6216SQL\u7ebf\u7a0b\u505c\u6b62\u7684\u6700\u65b0\u9519\u8bef\u7684\u9519\u8bef\u6d88\u606f;\u5728\u6b63\u5e38\u590d\u5236\u8fc7\u7a0b\u4e2d,\u8fd9\u4e9b\u5b57\u6bb5\u662f\u7a7a\u7684,\u5982\u679c\u53d1\u751f\u9519\u8bef\u5e76\u5bfc\u81f4\u6d88\u606f\u663e\u793a\u5728\u4ee5\u4e0a\u4efb\u4e00\u5b57\u6bb5\u4e2d,\u5219\u9519\u8bef\u503c\u4e5f\u663e\u793a\u5728\u9519\u8bef\u65e5\u5fd7\u4e2d;
\n 3.Last_IO_Errno\u548cLast_SQL_Errno:\u4e0e\u5206\u522b\u5bfc\u81f4I\/O\u7ebf\u7a0b\u6216SQL\u7ebf\u7a0b\u505c\u6b62\u7684\u6700\u65b0\u9519\u8bef\u5173\u8054\u7684\u9519\u8bef\u7f16\u53f7,\u5728\u6b63\u5e38\u590d\u5236\u8fc7\u7a0b\u4e2d,\u8fd9\u4e9b\u5b57\u6bb5\u5305\u542b\u7f16\u53f70;
\n 4.Last_IO_Error_Timestamp\u548cLast_SQL_Error_Timestamp:\u5206\u522b\u5bfc\u81f4I\/O\u7ebf\u7a0b\u6216SQL\u7ebf\u7a0b\u505c\u6b62\u7684\u6700\u65b0\u9519\u8bef\u7684\u65f6\u95f4\u6233,\u683c\u5f0f\u4e3aYYMMDD HH:MM:SS,\u5728\u6b63\u5e38\u590d\u5236\u8fc7\u7a0b\u4e2d,\u8fd9\u4e9b\u5b57\u6bb5\u662f\u7a7a\u7684;<\/p>\n
\n— Master-Slave\u6a21\u5f0f:
\n1.\u4fee\u6539master\u7aef\u7684\u914d\u7f6e\u6587\u4ef6my.cnf,\u5982\u679c\u9700\u8981\u6307\u5b9a\u53ea\u590d\u5236\u67d0\u51e0\u4e2a\u6570\u636e\u5e93,\u4f7f\u7528binlog-do-db\u53c2\u6570;
\n server-id = 1 # \u5fc5\u987b\u662f\u4e00\u4e2a1 \uff0d 2^32-1\u7684\u503c,\u9ed8\u8ba4\u662f1;
\n log-bin = mysql-bin # \u8fd9\u4e2a\u53c2\u6570\u5728\u5907\u5e93\u4e0d\u9700\u8981\u8bbe\u7f6e,\u4f46\u662f\u63a8\u8350\u8bbe\u7f6e;
\n2.\u8bbe\u7f6eslave\u7aef\u7684\u914d\u7f6e\u6587\u4ef6my.cnf,\u5982\u679c\u9700\u8981\u6307\u5b9a\u53ea\u590d\u5236\u67d0\u51e0\u4e2a\u6570\u636e\u5e93,\u4f7f\u7528replicate-do-db\u53c2\u6570;\u4e0d\u63a8\u8350\u4f7f\u7528master-host\u8fd9\u51e0\u4e2a\u53c2\u6570,\u5b9e\u9a8c\u4e2d\u603b\u662f\u8d77\u4e0d\u6765mysql\u670d\u52a1,\u8c8c\u4f3c\u5df2\u7ecf\u5f03\u7528\u4e86;
\n server-id = 2
\n log-bin = mysql-bin
\n3.\u542f\u52a8master\u7aef\u548cslave\u7aef\u7684mysql\u670d\u52a1;
\n4.\u5728master\u7aef\u521b\u5efa\u7528\u6237\u590d\u5236\u7684\u7528\u6237:grant replication slave on *.* to ‘repl_slave’@’192.168.10.56’ identified by ‘mysql’;
\n5.\u67e5\u770bmaster\u7aef\u4e8c\u8fdb\u5236\u65e5\u5fd7\u7684\u72b6\u6001:show master status;(\u5982\u679c\u6709\u4e1a\u52a1\u5728\u5199\u6570\u636e,\u53ef\u4ee5\u5148flush tables with read lock,\u628a\u6570\u636edump\u51fa\u6765,\u7136\u540eunlock tables\u89e3\u9501,\u628a\u6570\u636e\u540c\u6b65\u5230slave\u7aef);
\n6.\u5728slave\u7aef\u6267\u884cCHAGE MASTER TO\u547d\u4ee4,\u7136\u540e\u5f00\u542fslave\u6a21\u5f0f:CHANGE MASTER TO MASTER_HOST=’192.168.10.66′, MASTER_PORT=3306, MASTER_USER=’repl_slave’, MASTER_PASSWORD=’mysql’, MASTER_LOG_FILE=’mysql-bin.000003′, MASTER_LOG_POS=265;
\n7.\u542f\u52a8slave\u590d\u5236:start slave;\u7136\u540e\u67e5\u770bslave\u7aef\u7684\u72b6\u6001:show slave status;(\u5982\u679c\u53d1\u751fuuid\u51b2\u7a81,\u5220\u9664$MYSQL_DATADIR\/auto.cnf\u6587\u4ef6,MySQL\u4f1a\u521b\u5efa\u8be5\u6587\u4ef6\u5e76\u751f\u6210\u65b0\u7684UUID,\u5c06\u5176\u653e\u5728\u8be5\u65b0\u6587\u4ef6\u4e2d;)
\n8.\u5728slave\u7aef\u4f1a\u751f\u6210\u4fdd\u5b58master\u7aef\u72b6\u6001\u7684master.info\u6587\u4ef6,\u4ee5\u53ca\u4e2d\u7ee7\u65e5\u5fd7\u6587\u4ef6(mysql-relay-bin.NNNNNN);
\n9.\u67e5\u770bslave\u7aef\u7684\u8fdb\u7a0b,\u53d1\u73b0\u591a\u4e86\u7cfb\u7edf\u4e24\u4e2a\u8fdb\u7a0b:show processlist;
\n10.\u5728master\u7aef\u5199\u5165\u6570\u636e,slave\u7aef\u9a6c\u4e0a\u53ef\u4ee5\u67e5\u770b\u5230,\u6d4b\u8bd5\u6210\u529f;<\/p>\n
\n1.\u5728Master-Slave\u57fa\u7840\u4e0a;
\n2.\u5728slave\u7aef\u521b\u5efa\u7528\u6237\u590d\u5236\u7684\u7528\u6237:grant replication slave on *.* to ‘repl_slave’@’192.168.10.66’ identified by ‘mysql’;
\n3.\u67e5\u770bslave\u7aef\u4e8c\u8fdb\u5236\u65e5\u5fd7\u7684\u72b6\u6001:show master status;
\n4.\u5728master\u7aef\u6267\u884cCHAGE MASTER TO\u547d\u4ee4,\u7136\u540e\u5f00\u542fslave\u6a21\u5f0f:CHANGE MASTER TO MASTER_HOST=’192.168.10.56′, MASTER_PORT=3306, MASTER_USER=’repl_slave’, MASTER_PASSWORD=’mysql’, MASTER_LOG_FILE=’mysql-bin.000003′, MASTER_LOG_POS=265;
\n5.\u542f\u52a8slave\u590d\u5236:start slave;\u7136\u540e\u67e5\u770bslave\u7aef\u7684\u72b6\u6001:show slave status;(\u5982\u679c\u53d1\u751fuuid\u51b2\u7a81,\u624b\u52a8\u4fee\u6539auto.cnf\u4e2duuid\u7684\u503c)
\n6.\u5728master\u7aef\u4f1a\u751f\u6210\u4fdd\u5b58slave\u7aef\u72b6\u6001\u7684master.info\u6587\u4ef6,\u4ee5\u53ca\u4e2d\u7ee7\u65e5\u5fd7\u6587\u4ef6(mysql-relay-bin.NNNNNN);
\n7.\u67e5\u770bslave\u7aef\u7684\u8fdb\u7a0b,\u53d1\u73b0\u591a\u4e86\u7cfb\u7edf\u4e24\u4e2a\u8fdb\u7a0b:show processlist;
\n8.\u5176\u5b9eMaster-Master\u6a21\u5f0f\u5c31\u662f\u628aMaster-Slave\u53cd\u5411\u518d\u505a\u4e00\u6b21\u800c\u5df2;<\/p>\n
\n1.\u914d\u7f6eMaster\u670d\u52a1\u5668\u7aef:
\n 1.\u5b89\u88c5\u63d2\u4ef6:install plugin rpl_semi_sync_master soname ‘semisync_master.so’;(\u901a\u8fc7\u89c6\u56fe\u67e5\u770b:SELECT * FROM information_schema.PLUGINS WHERE PLUGIN_NAME=’rpl_semi_sync_master’\\G);
\n 2.\u8bbe\u7f6e\u5f00\u542f\u534a\u540c\u6b65\u590d\u5236:set global rpl_semi_sync_master_enabled=1;
\n 3.\u8bbe\u7f6e\u5ef6\u8fdf\u65f6\u95f4,\u5373Master\u7b49\u5f85Slave\u54cd\u5e94\u7684\u65f6\u95f4:set global rpl_semi_sync_master_timeout=1000;\u9ed8\u8ba4\u4e3a10s,\u4fee\u6539\u4e3a1s;
\n 4.\u5e76\u5728\u914d\u7f6e\u6587\u4ef6my.cnf\u4e2d\u6dfb\u52a0rpl_semi_sync_master_enabled=1,rpl_semi_sync_master_timeout=1000\u8bbe\u7f6e,\u4ee5\u540e\u91cd\u542f\u670d\u52a1\u5c31\u4e0d\u7528\u91cd\u65b0\u914d\u7f6e;
\n 5.\u67e5\u770b\u8bbe\u7f6e\u7684\u53d8\u91cf:show variables like ‘rpl%’;
\n2.\u914d\u7f6eSlave\u670d\u52a1\u5668\u7aef:
\n 1.\u5b89\u88c5\u63d2\u4ef6:install plugin rpl_semi_sync_slave soname ‘semisync_slave.so’;
\n 2.\u8bbe\u7f6e\u5f00\u542f\u7248\u540c\u6b65\u590d\u5236:set global rpl_semi_sync_slave_enabled=1;
\n 3.\u5728\u914d\u7f6e\u6587\u4ef6my.cnf\u4e2d\u6dfb\u52a0rpl_semi_sync_slave_enabled=1\u4e4b\u540e\u91cd\u542f\u670d\u52a1\u5c31\u4e0d\u7528\u91cd\u65b0\u914d\u7f6e;
\n 4.\u67e5\u770b\u8bbe\u7f6e\u7684\u53d8\u91cf:show variables like ‘rpl%’;
\n3..\u53d6\u6d88\u63d2\u4ef6:uninstall plugin rpl_semi_sync_master;<\/p>\n
\n1.\u8bbe\u7f6e\u6570\u636e\u5e93\u53ea\u8bfb:SET @@global.read_only = ON;
\n2.\u505c\u6b62\u505c\u6b62\u6240\u6709\u7684slave:stop slave;\u5e76\u5173\u95ed\u6240\u6709\u7684\u6570\u636e\u5e93;
\n3.\u4fee\u6539\u914d\u7f6e\u6587\u4ef6;
\n \u5728my.cnf\u4e2d\u6dfb\u52a0\u914d\u7f6e:
\n [mysqld]
\n gtid_mode=ON # \u5f00\u542fgtid\u6a21\u5f0f;
\n log-slave-updates=ON
\n enforce-gtid-consistency=ON # \u5f3a\u5236GTID\u7684\u4e00\u81f4\u6027;
\n4.\u4ece\u5e93\u6307\u5411\u4e3b\u5e93;
\n CHANGE MASTER TO MASTER_HOST=’192.168.10.66′, MASTER_PORT=3306, MASTER_USER=’repl_slave’, MASTER_PASSWORD=’mysql’, MASTER_AUTO_POSITION = 1;<\/p>\n
\n5.\u8bbe\u7f6e\u6570\u636e\u5e93\u8bfb\u5199:SET @@global.read_only = OFF;<\/host_name><\/nnnnnn><\/host_name><\/transaction><\/slave><\/user><\/p>\n","protected":false},"excerpt":{"rendered":"