{"id":1871,"date":"2017-02-28T09:02:24","date_gmt":"2017-02-28T01:02:24","guid":{"rendered":"http:\/\/cn.hostease.com\/xueyuan\/?p=1871"},"modified":"2025-01-15T14:46:35","modified_gmt":"2025-01-15T06:46:35","slug":"mariadb%e7%ae%80%e5%8d%95%e5%85%a5%e9%97%a8","status":"publish","type":"post","link":"https:\/\/cn.hostease.com\/xueyuan\/jishu\/shujuku\/mariadb%e7%ae%80%e5%8d%95%e5%85%a5%e9%97%a8\/","title":{"rendered":"mariadb\u7b80\u5355\u5165\u95e8"},"content":{"rendered":"\n

\u6570\u636e\u5e93\u5bf9\u4e8e\u4e92\u8054\u7f51\u516c\u53f8\u6765\u8bf4\u662f\u4e00\u4e2a\u516c\u53f8\u7684\u5fc3\u810f\uff0c\u6ca1\u6709\u4e86\u5b83\u8fd9\u4e2a\u516c\u53f8\u7edd\u5bf9\u53ea\u662f\u4e00\u5806ppt\u3002\u7531\u6b64\u5bf9\u4e8e\u4e00\u4e2a\u8fd0\u7ef4\u6765\u8bf4\u6570\u636e\u5e93\u7edd\u5bf9\u662f\u7ef4\u62a4\u7684\u91cd\u4e2d\u4e4b\u91cd\uff0c\u6bcf\u5929\u90fd\u8981\u5bf9\u6570\u636e\u5e93\u8fdb\u884c\u589e\u91cf\u5907\u4efd\uff0c\u6bcf\u5468\u8981\u8fdb\u884c\u4e00\u6b21\u5b8c\u5168\u5907\u4efd\u3002\u5e38\u7528\u7684\u5907\u4efd\u5de5\u5177mysqldump\u8fd9\u662f\u4e00\u4e2a\u903b\u8f91\u88ab\u5206\u5de5\u5177\u90a3\u5c31\u610f\u5473\u7740\u6027\u80fd\u5c06\u4f1a\u88ab\u8ba1\u7b97\u6d88\u8017\u4e00\u4e9b\uff1bextrabackup\u8fd9\u662f\u4e00\u4e2a\u7269\u7406\u5907\u4efd\u5de5\u5177\uff0c\u5177\u6709\u8f83\u597d\u7684\u6027\u80fd\uff1b\u8fd8\u6709\u4e00\u79cd\u501f\u52a9lvm\u8fdb\u884c\u5907\u4efd\u7684\u65b9\u6cd5\uff0c\u8fd9\u79cd\u65b9\u6cd5\u7684\u663e\u7136\u4e0d\u9760\u8c31\uff0c\u56e0\u4e3alvm\u4fdd\u5b58\u7684\u6570\u636e\u4e0d\u5177\u6709\u786c\u4ef6\u7ea7\u6062\u590d\u6570\u636e\u7684\u7279\u6027\uff0c\u4e00\u65e6\u9047\u5230\u6781\u7aef\u60c5\u51b5\uff0c\u6211\u4eec\u53ea\u80fd\u63a5\u53d7\u6570\u636e\u4e22\u5931\u3002<\/p>\n\n\n\n

\u6570\u636e\u5e93\u9700\u8981\u5907\u4efd\u4ec0\u4e48\uff1f1\u6570\u636e\uff0c\u65e5\u5fd7\uff1b2\u7a0b\u5e8f\uff0c\u5b58\u50a8\u4f8b\u7a0b\uff1b3\u914d\u7f6e\u6587\u4ef6\u3002\u65e2\u7136\u8981\u5907\u4efd\u8fd9\u4e9b\u6570\u636e\uff0c\u6211\u4eec\u9700\u8981\u4e86\u89e3\u4ed6\u4eec\u7684\u7ed3\u6784\uff0c\u914d\u7f6e\u6587\u4ef6\u597d\u7406\u89e3\u4e5f\u597d\u5907\u4efd\uff0c\u7a0b\u5e8f\u548c\u5b58\u50a8\u4f8b\u7a0b\u7684\u5907\u4efd\u4e5f\u6bd4\u8f83\u597d\u5907\u4efd\u53ea\u8981\u63d0\u4f9b\u7edf\u6837\u7684\u8fd0\u884c\u73af\u5883\u3002<\/p>\n\n\n\n

\u6570\u636e\u5907\u4efd\u5c31\u5f88\u9ebb\u70e6\u4e86\uff0c\u6211\u4eec\u9700\u8981\u5145\u5206\u7684\u4e86\u89e3mariadb\u7684\u8fd0\u884c\u539f\u7406\u3002\u5176\u4e2d\u5728mariadb\u5b58\u50a8\u65f6\u4f7f\u7528\u7684\u662f\u9ed1\u76d2\u5b58\u50a8\uff0c\u90a3\u5c31\u9020\u6210\u4e00\u4e2a\u95ee\u9898\uff0c\u6211\u4eec\u8981\u67e5\u770b\u6570\u636e\u5e93\u4e2d\u7684\u6570\u636e\u53ea\u6709\u4f7f\u7528mysql\u5ba2\u6237\u7aef\u3002\u90a3\u4e48\u6211\u4eec\u5907\u4efd\u8fd9\u4e9b\u6570\u636e\u5c31\u6709\u4e24\u4e2a\u65b9\u6cd5\u3002\u4e00\u4e2a\u662f\u903b\u8f91\u5907\u4efd\uff0c\u6211\u4eec\u628a\u6570\u636e\u53cd\u5411\u751f\u6210\u4e00\u4e2amysql\u5ba2\u6237\u7aef\u4ea7\u751f\u6570\u636e\u7684\u65b9\u6cd5\uff0c\u8fd9\u4e2a\u5907\u4efd\u4f1a\u6709\u4e00\u4e2a\u6781\u5927\u7684\u95ee\u9898\uff0c\u53cd\u5411\u751f\u6210\u4f1a\u5f88\u6162\uff0c\u6062\u590d\u6570\u636e\u4e5f\u4f1a\u5f88\u6162\uff1b\u53e6\u4e00\u4e2a\u662f\u7269\u7406\u5907\u4efd\uff0c\u6211\u4eec\u76f4\u63a5\u628a\u9ed1\u76d2\u6570\u636e\u590d\u5236\u4e00\u4efd\uff0c\u4f46\u662f\u8fd9\u79cd\u5907\u4efd\u5c31\u5f88\u9ebb\u70e6\u4e86\uff0c\u5907\u4efd\u6570\u636e\u5e93\u6211\u4eec\u4e0d\u80fd\u628a\u6570\u636e\u5e93\u505c\u4e0b\u6765\u5427\uff0c\u4e07\u4e00\u6765\u4e86\u4e00\u4e2a\u5927\u5355\u6570\u636e\u5e93\u505c\u4f1a\u9020\u6210\u5f88\u5927\u7684\u5f71\u54cd\u3002\u6bcf\u5929\u90fd\u4f8b\u884c\u5bf9\u6570\u636e\u5e93\u8fdb\u884c\u7ef4\u62a4\u8c8c\u4f3c\u53ea\u6709\u67d0\u4e2a\u4ea4\u901a\u516c\u53f8\u5728\u8fd9\u4e48\u5e72\uff0c\u4f5c\u4e3a\u4ee5\u7528\u6237\u4e3a\u4e2d\u5fc3\u7684\u516c\u53f8\u8fd9\u4e48\u505a\u5f88\u6709\u53ef\u80fd\u4f1a\u6d41\u5931\u5ba2\u6237\uff0c\u5907\u4efd\u7684\u7279\u6027\u4f9d\u8d56\u4e8e\u5b58\u50a8\u5f15\u64ce\u3002<\/p>\n\n\n\n

\u5b58\u50a8\u5f15\u64ce<\/p>\n\n\n\n

\u8868\u7c7b\u578b\uff1a\u8868\u7ea7\u522b\u6982\u5ff5\uff0c\u4e0d\u5efa\u8bae\u5728\u540c\u4e00\u4e2a\u5e93\u4e2d\u7684\u8868\u4e0a\u4f7f\u7528\u4e0d\u540c\u7684ENGINE\uff1b<\/p>\n\n\n\n

CREATE TABLE … ENGINE[=]STORAGE_ENGINE_NAME … #\u5b9a\u4e49\u6570\u636e\u5e93\u8868\u4f7f\u7528\u7684\u5b58\u50a8\u5f15\u64ce<\/p>\n\n\n\n

SHOW TABLE STATUS #\u67e5\u770b\u5b58\u50a8\u5f15\u64ce<\/p>\n\n\n\n

\u5e38\u89c1\u7684\u5b58\u50a8\u5f15\u64ce\uff1a<\/p>\n\n\n\n

MyISAM, Aria, InnoDB, MRG_MYISAM, CSV, BLACKHOLE, MEMORY, PERFORMANCE_SCHEMA, ARCHIVE, FEDERATED<\/p>\n\n\n\n

\u5f53\u524d\u6570\u636e\u5e93\u652f\u6301\u7684\u5b58\u50a8\u5f15\u64ce<\/p>\n\n\n\n

mysql> SHOW ENGINES;<\/p>\n\n\n\n

InnoDB\uff1aInnoBase<\/strong><\/p>\n\n\n\n

Percona-XtraDB, Supports transactions, row-level locking, and foreign keys<\/p>\n\n\n\n

\u6570\u636e\u5b58\u50a8\u4e8e\u201c\u8868\u7a7a\u95f4(table space)”\u4e2d\uff1a<\/p>\n\n\n\n

(1) \u6240\u6709InnoDB\u8868\u7684\u6570\u636e\u548c\u7d22\u5f15\u5b58\u50a8\u4e8e\u540c\u4e00\u4e2a\u8868\u7a7a\u95f4\u4e2d\uff1b<\/p>\n\n\n\n

\u8868\u7a7a\u95f4\u6587\u4ef6\uff1adatadir\u5b9a\u4e49\u7684\u76ee\u5f55\u4e2d<\/p>\n\n\n\n

\u6587\u4ef6\uff1aibdata1, ibdata2, …<\/p>\n\n\n\n

(2) innodb_file_per_table=ON\uff0c\u610f\u5473\u7740\u6bcf\u8868\u4f7f\u7528\u5355\u72ec\u7684\u8868\u7a7a\u95f4\u6587\u4ef6\uff1b<\/p>\n\n\n\n

\u6570\u636e\u6587\u4ef6\uff08\u6570\u636e\u548c\u7d22\u5f15\uff0c\u5b58\u50a8\u4e8e\u6570\u636e\u5e93\u76ee\u5f55\uff09: tbl_name.ibd<\/p>\n\n\n\n

\u8868\u7ed3\u6784\u7684\u5b9a\u4e49\uff1a\u5728\u6570\u636e\u5e93\u76ee\u5f55\uff0ctbl_name.frm<\/p>\n\n\n\n

\u4e8b\u52a1\u578b\u5b58\u50a8\u5f15\u64ce\uff0c\u9002\u5408\u5bf9\u4e8b\u52a1\u8981\u6c42\u8f83\u9ad8\u7684\u573a\u666f\u4e2d\uff1b\u4f46\u8f83\u9002\u7528\u4e8e\u5904\u7406\u5927\u91cf\u77ed\u671f\u4e8b\u52a1\uff1b<\/p>\n\n\n\n

\u57fa\u4e8eMVCC\uff08Mutli Version Concurrency Control\uff09\u652f\u6301\u9ad8\u5e76\u53d1\uff1b\u652f\u6301\u56db\u4e2a\u9694\u79bb\u7ea7\u522b\uff0c\u9ed8\u8ba4\u7ea7\u522b\u4e3aREPEATABLE-READ\uff1b\u95f4\u9699\u9501\u4ee5\u9632\u6b62\u5e7b\u8bfb\uff1b<\/p>\n\n\n\n

\u4f7f\u7528\u805a\u96c6\u7d22\u5f15\uff08\u4e3b\u952e\u7d22\u5f15\uff09\uff1b<\/p>\n\n\n\n

\u652f\u6301\u201d\u81ea\u9002\u5e94Hash\u7d22\u5f15\u201c\uff1b<\/p>\n\n\n\n

\u9501\u7c92\u5ea6\uff1a\u884c\u7ea7\u9501\uff1b\u95f4\u9699\u9501\uff1b<\/p>\n\n\n\n

\u603b\u7ed3\uff1a<\/p>\n\n\n\n

\u6570\u636e\u5b58\u50a8\uff1a\u8868\u7a7a\u95f4\uff1b<\/p>\n\n\n\n

\u5e76\u53d1\uff1aMVCC\uff0c\u95f4\u9699\u9501\uff0c\u884c\u7ea7\u9501\uff1b<\/p>\n\n\n\n

\u4e8b\u52a1\uff1aREPEATABLE-READ\uff1b\u9002\u7528\u4e8e\u5927\u91cf\u77ed\u671f\u4e8b\u52a1\uff1b<\/p>\n\n\n\n

\u7d22\u5f15\uff1a\u805a\u96c6\u7d22\u5f15\u3001\u8f85\u52a9\u7d22\u5f15\uff1b<\/p>\n\n\n\n

\u6027\u80fd\uff1a\u9884\u8bfb\u64cd\u4f5c\u3001\u5185\u5b58\u6570\u636e\u7f13\u51b2\u3001\u5185\u5b58\u7d22\u5f15\u7f13\u5b58\u3001\u81ea\u9002\u5e94Hash\u7d22\u5f15\u3001\u63d2\u5165\u64cd\u4f5c\u7f13\u5b58\u533a\uff1b<\/p>\n\n\n\n

\u5907\u4efd\uff1a\u652f\u6301\u70ed\u5907\uff1b<\/p>\n\n\n\n

MyISAM\uff1a<\/strong><\/p>\n\n\n\n

\u652f\u6301\u5168\u6587\u7d22\u5f15\uff08FULLTEXT index\uff09\u3001\u538b\u7f29\u3001\u7a7a\u95f4\u51fd\u6570\uff08GIS\uff09\uff1b<\/p>\n\n\n\n

\u4e0d\u652f\u6301\u4e8b\u52a1<\/p>\n\n\n\n

\u9501\u7c92\u5ea6\uff1a\u8868\u7ea7\u9501<\/p>\n\n\n\n

\u5d29\u6e83\u65e0\u6cd5\u4fdd\u8bc1\u8868\u5b89\u5168\u6062\u590d<\/p>\n\n\n\n

\u9002\u7528\u573a\u666f\uff1a\u53ea\u8bfb\u6216\u8bfb\u591a\u5199\u5c11\u7684\u573a\u666f\u3001\u8f83\u5c0f\u7684\u8868\uff08\u4ee5\u4fdd\u8bc1\u5d29\u6e83\u540e\u6062\u590d\u7684\u65f6\u95f4\u8f83\u77ed\uff09\uff1b<\/p>\n\n\n\n

\u6587\u4ef6\uff1a\u6bcf\u4e2a\u8868\u6709\u4e09\u4e2a\u6587\u4ef6\uff0c\u5b58\u50a8\u4e8e\u6570\u636e\u5e93\u76ee\u5f55\u4e2d<\/p>\n\n\n\n

tbl_name.frm\uff1a\u8868\u683c\u5f0f\u5b9a\u4e49\uff1b<\/p>\n\n\n\n

tbl_name.MYD\uff1a\u6570\u636e\u6587\u4ef6\uff1b<\/p>\n\n\n\n

tbl_name.MYI\uff1a\u7d22\u5f15\u6587\u4ef6\uff1b<\/p>\n\n\n\n

\u7279\u6027\uff1a<\/p>\n\n\n\n

\u52a0\u9501\u548c\u5e76\u53d1\uff1a\u8868\u7ea7\u9501\uff1b<\/p>\n\n\n\n

\u4fee\u590d\uff1a\u624b\u52a8\u6216\u81ea\u52a8\u4fee\u590d\u3001\u4f46\u53ef\u80fd\u4f1a\u4e22\u5931\u6570\u636e\uff1b<\/p>\n\n\n\n

\u7d22\u5f15\uff1a\u975e\u805a\u96c6\u7d22\u5f15\uff1b<\/p>\n\n\n\n

\u5ef6\u8fdf\u7d22\u5f15\u66f4\u65b0\uff1b<\/p>\n\n\n\n

\u8868\u538b\u7f29\uff1b<\/p>\n\n\n\n

\u65e5\u5fd7\u5907\u4efd<\/p>\n\n\n\n

\u65e5\u5fd7\u5907\u4efd\u5c31\u5f88\u96be\u7406\u89e3\u4e86\uff0cmariadb\u8bbe\u8ba1\u65f6\u5c31\u8003\u8651\u5230\u6570\u636e\u7684\u5b8c\u5168\u6027\uff0c\u5fc5\u987b\u4fdd\u8bc1\u6570\u636e\u5199\u5165\u6210\u529f\uff0c\u90a3\u4e48\u8bbe\u8ba1\u4e00\u5957\u8bb0\u5f55\u65e5\u5fd7\uff1a<\/p>\n\n\n\n

\u8bbf\u95ee\u65e5\u5fd7<\/p>\n\n\n\n

\u6162\u8bbf\u95ee\u65e5\u5fd7\uff0c\u8bbf\u95ee\u65f6\u95f4\u8f83\u957f\u7684\u547d\u4ee4<\/p>\n\n\n\n

\u4e8c\u8fdb\u5236\u65e5\u5fd7\uff0c\u8bb0\u5f55\u5bfc\u81f4\u6570\u636e\u5e93\u53d8\u5316\u7684\u547d\u4ee4\u3002<\/p>\n\n\n\n

\u4e2d\u7ee7\u65e5\u5fd7\uff0c\u6570\u636e\u5e93\u4e3b\u4ece<\/p>\n\n\n\n

\u90a3\u4e48\u4e3a\u4ec0\u4e48\u8981\u5907\u4efd\u65e5\u5fd7\uff0c\u56e0\u4e3a\u6211\u4eec\u5907\u4efd\u6570\u636e\u540e\uff0c\u6570\u636e\u5e93\u53d1\u751f\u53d8\u5316\u90a3\u4e48\u600e\u4e48\u4fdd\u8bc1\u6570\u636e\u7684\u5b8c\u5168\u6027\uff0c\u8fd9\u91cc\u6211\u4eec\u53ef\u4ee5\u501f\u52a9\u4e8c\u8fdb\u5236\u65e5\u5fd7\uff0c\u628a\u5907\u4efd\u7684\u6570\u636e\u5e93\u540e\u53d8\u66f4\u7684\u64cd\u4f5c\u518d\u6b21\u6267\u884c\u4e00\u904d\uff0c\u6211\u4eec\u5c31\u53ef\u4ee5\u6062\u590d\u6570\u636e\u5e93\u7684\u6570\u636e\u4e86\u3002<\/p>\n\n\n\n

\u903b\u8f91\u5907\u4efd\u6062\u590d\u6570\u636e\u5e93<\/p>\n\n\n\n

\n
\n\n\n\n
\n
1<\/div>\n
2<\/div>\n
3<\/div>\n
4<\/div>\n
5<\/div>\n
6<\/div>\n
7<\/div>\n
8<\/div>\n
9<\/div>\n
10<\/div>\n
11<\/div>\n
12<\/div>\n
13<\/div>\n
14<\/div>\n<\/td>\n
\n
\n
#\u9996\u5148\u51c6\u5907\u597d\u5907\u4efd<\/code><\/div>\n
mysqldump --databases DATABASENAME --single-transaction -R --triggers -E --flush-logs --master-data=2 > <\/code>\/tmp\/backup<\/code>.sql<\/code><\/div>\n
#\u7136\u540e\u5907\u4efd\u4e8c\u8fdb\u5236\u65e5\u5fd7\uff0c\u53bb\u6389\u4e0d\u60f3\u6267\u884c\u7684\u8bed\u53e5<\/code><\/div>\n
mysqlbinlog --stop-position=<\/code># \/var\/lib\/mysql\/master-log.00000# > \/tmp\/bin.log<\/code><\/div>\n
mysql <<eof<\/code><\/div>\n
#\u505c\u6b62\u8bb0\u5f55\u4e8c\u8fdb\u5236\u65e5\u5fd7<\/code><\/div>\n
set<\/code> @@session.sql_log_bin=OFF;<\/code><\/div>\n
#\u6062\u590d\u5907\u4efd\u7684\u6570\u636e<\/code><\/div>\n
source<\/code> \/tmp\/backup<\/code>.sql;<\/code><\/div>\n
#\u6062\u590d\u4e8c\u8fdb\u5236\u65e5\u5fd7\u4e2d\u4ea7\u751f\u7684\u6570\u636e<\/code><\/div>\n
source<\/code> \/tmp\/bin<\/code>.log;<\/code><\/div>\n
#\u5f00\u542f\u8bb0\u5f55\u4e8c\u8fdb\u5236\u65e5\u5fd7<\/code><\/div>\n
set<\/code> @@session.sql_log_bin=ON;<\/code><\/div>\n
eof<\/code><\/div>\n<\/div>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n\n\n\n

\u7269\u7406\u5907\u4efd<\/p>\n\n\n\n

\u7269\u7406\u5907\u4efd\u6211\u4eec\u53ef\u4ee5\u8fdb\u884c\u5168\u91cf\u5907\u4efd\uff0c\u589e\u91cf\u5907\u4efd\uff0c\u53d8\u91cf\u5907\u4efd\u3002\u5728\u8fd9\u4e2a\u5730\u5740\u4e0b\u8f7dxtrabackup\uff1ahttps:\/\/www.percona.com\/downloads\/XtraBackup\/Percona-XtraBackup-2.4.5\/binary\/redhat\/7\/x86_64\/percona-xtrabackup-24-2.4.5-1.el7.x86_64.rpm<\/a><\/p>\n\n\n\n

\u5168\u91cf\u5907\u4efd<\/p>\n\n\n\n

\n
\n\n\n\n
\n
1<\/div>\n
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\n
\n
innobackupex --user=root --host=localhost --password=aaa <\/code>\/BACKUP\/DIR<\/code> \u5907\u4efd\u6570\u636e\u5e93<\/code><\/div>\n
innobackupex --apply-log <\/code>\/BACKUP\/DIR<\/code> #\u5907\u4efd\u65e5\u5fd7<\/code><\/div>\n
mysqlbinlog --start-position=<\/code># --stop-position=# \/var\/lib\/mysql\/master-log.00000# > \/tmp\/bin.log #\u7136\u540e\u5907\u4efd\u4e8c\u8fdb\u5236\u65e5\u5fd7\uff0c\u53bb\u6389\u4e0d\u60f3\u6267\u884c\u7684\u8bed\u53e5<\/code><\/div>\n<\/div>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n\n\n\n
\n
\n\n\n\n
\n
1<\/div>\n
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9<\/div>\n<\/td>\n
\n
\n
innobackupex --copy-back <\/code>\/BACKUP\/DIR<\/code> #\u6062\u590d\u5907\u4efd<\/code><\/div>\n
chown<\/code> -R mysql.mysql <\/code>\/var\/lib\/mysql<\/code><\/div>\n
systemctl start mariadb.service<\/code><\/div>\n
#\u6062\u590d\u4e8c\u8fdb\u5236\u65e5\u5fd7\u4e2d\u4ea7\u751f\u7684\u6570\u636e<\/code><\/div>\n
mysql <<eof<\/code><\/div>\n
set<\/code> @@session.sql_log_bin=OFF;<\/code><\/div>\n
source<\/code> \/tmp\/bin<\/code>.log;<\/code><\/div>\n
set<\/code> @@session.sql_log_bin=ON;<\/code><\/div>\n
eof<\/code><\/div>\n<\/div>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n\n\n\n

\u589e\u91cf\u5907\u4efd<\/p>\n\n\n\n

\n
\n\n\n\n
\n
1<\/div>\n
2<\/div>\n
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\n
\n
innodbbackupex --incremental --user=root --host=localhost --password=aaa incremental-basedir=<\/code>\/BACKUP\/DIR<\/code><\/div>\n
\u5907\u4efd\u5408\u5e76\uff0c\u628a\u589e\u91cf\u5907\u4efd\u7684\u6570\u636e\u5408\u5e76\u5230\u5168\u91cf\u5907\u4efd\u91cc<\/code><\/div>\n
innodbbackupex --apply-log --redo-only BASE-DIR incremental-basedir=<\/code>\/BACKUP\/DIR<\/code><\/div>\n<\/div>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n\n\n\n

\u4e3b\u4ece\u590d\u5236<\/p>\n\n\n\n

\u53ea\u8fdb\u884c\u5907\u4efd\u662f\u8fdc\u8fdc\u4e0d\u591f\u7684\uff0c\u5f53mariadb\u6545\u969c\u7684\u8fd9\u5c31\u9700\u8981\u6211\u4eec\u63d0\u4f9b\u9ad8\u53ef\u7528\u96c6\u7fa4\uff1b\u6570\u636e\u5e93\u7684\u8bfb\u8bf7\u6c42\u91cf\u7279\u522b\u5927\u7684\u65f6\u5019\uff0c\u6211\u4eec\u9700\u8981\u4e00\u4e2a\u670d\u52a1\u5668\u5206\u62c5\u8bfb\u8bf7\u6c42\uff1b\u5199\u8bf7\u6c42\u4e5f\u53d8\u5927\uff0c\u8fd9\u91cc\u4e0d\u8ba8\u8bba\u3002\u5148\u8bf4\u8bfb\u8bf7\u6c42\u53d8\u5927\u6211\u4eec\u53ef\u4ee5\u589e\u52a0\u670d\u52a1\u5668\uff0c\u5206\u62c5\u538b\u529b\uff0c\u4e00\u822c\u4f7f\u7528\u4e3b\u4ece\uff0c\u6216\u8005\u4f7f\u7528\u53cc\u4e3b\u3002<\/p>\n\n\n\n

\u4e3b\u4ece<\/p>\n\n\n\n

\u4f7f\u7528\u4e3b\u4ece\u7684\u8bdd\uff0c\u5f53\u5199\u8282\u70b9\u6545\u969c\u9700\u8981\u6211\u4eec\u63d0\u4f9b\u8fc1\u79fb\u5de5\u5177\u5e38\u7528\u7684mha<\/p>\n\n\n\n

\u4e3b\u670d\u52a1\u5668<\/p>\n\n\n\n

\n
\n\n\n\n
\n
1<\/div>\n
2<\/div>\n
3<\/div>\n
4<\/div>\n
5<\/div>\n<\/td>\n
\n
\n
vim <\/code>\/etc\/my<\/code>.cnf<\/code><\/div>\n
innodb_file_per_table=1<\/code><\/div>\n
skip_name_resolve=1<\/code><\/div>\n
server_id=<\/code>#<\/code><\/div>\n
log_bin=log-bin<\/code><\/div>\n<\/div>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n\n\n\n
\n
\n\n\n\n
\n
1<\/div>\n
2<\/div>\n
3<\/div>\n<\/td>\n
\n
\n
\u542f\u52a8\u670d\u52a1\uff0c\u5e76\u6388\u6743<\/code><\/div>\n
<\/code>mysql> GRANT REPLICATION SLAVE,REPLICATION CLIENT ON *.* TO <\/code>'USERNAME'<\/code>@<\/code>'HOST'<\/code> IDENTIFIED BY <\/code>'YOUR_PASSWORD'<\/code>;<\/code><\/div>\n
<\/code>mysql> FLUSH PRIVILEGES;<\/code><\/div>\n<\/div>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n\n\n\n

\u4ece\u670d\u52a1\u5668<\/p>\n\n\n\n

\n
\n\n\n\n
\n
1<\/div>\n
2<\/div>\n
3<\/div>\n
4<\/div>\n
5<\/div>\n
6<\/div>\n
7<\/div>\n
8<\/div>\n
9<\/div>\n<\/td>\n
\n
\n
vim <\/code>\/etc\/my<\/code>.cnf<\/code><\/div>\n
innodb_file_per_table=1<\/code><\/div>\n
skip_name_resolve=1<\/code><\/div>\n
server_id=<\/code>#<\/code><\/div>\n
relay_log=relay-log<\/code><\/div>\n
\u542f\u52a8\u670d\u52a1\uff1a<\/code><\/div>\n
<\/code>mysql> CHANGE MASTER TO MASTER_HOST=<\/code>'HOST'<\/code>,MASTER_USER=<\/code>'USERNAME'<\/code>,MASTER_PASSWORD=<\/code>'YOUR_PASSWORD'<\/code>,MASTER_LOG_FILE=<\/code>'BINLOG'<\/code>,MASTER_LOG_POS=<\/code>#;<\/code><\/div>\n
<\/code>mysql> START SLAVE [IO_THREAD|SQL_THREAD];<\/code><\/div>\n
<\/code>mysql> SHOW SLAVE STATUS;<\/code><\/div>\n<\/div>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n\n\n\n

ssl<\/p>\n\n\n\n

\u914d\u7f6e\u4e3b\u670d\u52a1\u5668<\/strong><\/p>\n\n\n\n

\n
\n\n\n\n
\n
1<\/div>\n
2<\/div>\n
3<\/div>\n
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5<\/div>\n
6<\/div>\n
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17<\/div>\n<\/td>\n
\n
\n
\u521b\u5efa\u8bc1\u4e66\u6587\u4ef6<\/code><\/div>\n
cd<\/code> \/etc\/pki\/CA\/<\/code><\/div>\n
touch<\/code> index.txt<\/code><\/div>\n
echo<\/code> 01 > serial<\/code><\/div>\n
(<\/code>umask<\/code> 066;openssl genrsa -out private<\/code>\/cakey<\/code>.pem 2048)<\/code><\/div>\n
openssl req -new -x509 -key private<\/code>\/cakey<\/code>.pem -out cacert.pem<\/code><\/div>\n
(<\/code>umask<\/code> 066;openssl genrsa -out mysql.key 2048; )<\/code><\/div>\n
openssl req -new -key mysql.key -out mysql.csr -days 365<\/code><\/div>\n
openssl ca -<\/code>in<\/code> mysql.csr -out mysql.crt -days 700<\/code><\/div>\n
(<\/code>umask<\/code> 066;openssl genrsa -out client.key 2048; )<\/code><\/div>\n
openssl req -new -key client.key -out client.csr -days 365<\/code><\/div>\n
openssl ca -<\/code>in<\/code> client.csr -out client.crt -days 700<\/code><\/div>\n
#\u590d\u5236\u8bc1\u4e66\u6587\u4ef6\uff0c\u5e76\u66f4\u6539\u5c5e\u7ec4\u5c5e\u4e3b<\/code><\/div>\n
cp<\/code> cacert.pem mysql.crt mysql.key client.key client.crt <\/code>\/etc\/mysql\/<\/code><\/div>\n
chown<\/code> -R mysql.mysql <\/code>\/etc\/mysql<\/code><\/div>\n
#\u590d\u5236\u79d8\u94a5\u8bc1\u4e66\uff0c\u524d\u63d0\u9700\u8981\u5728slave\u4e0a\u521b\u5efa\/etc\/mysql\u76ee\u5f55<\/code><\/div>\n
scp<\/code> -p client.key client.crt cacert.pem 172.16.29.10:<\/code>\/etc\/mysql<\/code><\/div>\n<\/div>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n\n\n\n
\n
\n\n\n\n
\n
1<\/div>\n
2<\/div>\n
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4<\/div>\n
5<\/div>\n
6<\/div>\n
7<\/div>\n
8<\/div>\n
9<\/div>\n
10<\/div>\n
11<\/div>\n<\/td>\n
\n
\n
vim <\/code>\/etc\/my<\/code>.cnf<\/code><\/div>\n
#\u5728[mysqld]\u6bb5\u4e2d\u6dfb\u52a0\u5982\u4e0b\u914d\u7f6e<\/code><\/div>\n
ssl <\/code>#\u5f00\u542fSSL\u529f\u80fd<\/code><\/div>\n
ssl-ca = <\/code>\/etc\/mysql\/cacert<\/code>.pem <\/code>#\u6307\u5b9aCA\u6587\u4ef6\u4f4d\u7f6e<\/code><\/div>\n
ssl-cert = <\/code>\/etc\/mysql\/mysql<\/code>.crt <\/code>#\u6307\u5b9a\u8bc1\u4e66\u6587\u4ef6\u4f4d\u7f6e<\/code><\/div>\n
ssl-key = <\/code>\/etc\/mysql\/mysql<\/code>.key <\/code>#\u6307\u5b9a\u5bc6\u94a5\u6240\u5728\u4f4d\u7f6e<\/code><\/div>\n
#\u5f00\u542f\u670d\u52a1\u5668<\/code><\/div>\n
systemctl restart mariadb.service<\/code><\/div>\n
#\u6388\u6743<\/code><\/div>\n
mysql<\/code><\/div>\n
grant replication slave,replication client on *.* to <\/code>'tom'<\/code>@<\/code>'172.16.%.%'<\/code> identified by <\/code>'tom'<\/code> require ssl;<\/code><\/div>\n<\/div>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n\n\n\n

slave\u8282\u70b9<\/strong><\/p>\n\n\n\n

\n
\n\n\n\n
\n
1<\/div>\n
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\n
\n
#\u5728slave\u4e0a\u8fde\u63a5<\/code><\/div>\n
cd \/etc\/mysql\/<\/code><\/div>\n
mysql --ssl-ca=cacert.pem --ssl-cert=client.crt --ssl-key=client.key -h172.<\/code>16.29<\/code>.<\/code>2<\/code> -utom -ptom<\/code><\/div>\n
#\u67e5\u770b\u8fde\u63a5\u72b6\u6001<\/code><\/div>\n
\\s<\/code><\/div>\n
quit<\/code><\/div>\n<\/div>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n\n\n\n

\u663e\u793a\u5982\u4e0b\u4e00\u884c\u4f7f\u7528ssl\u4ee3\u8868\u6210\u529f<\/p>\n\n\n\n

\"\"<\/figure>\n\n\n\n

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

\u914d\u7f6e\u4ece\u670d\u52a1\u5668<\/p>\n\n\n\n

\n
\n\n\n\n
\n
1<\/div>\n
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5<\/div>\n<\/td>\n
\n
\n
systemctl restart mariadb.service<\/code><\/div>\n
mysql<\/code><\/div>\n
change master to master_host=<\/code>'172.16.29.2'<\/code>,master_user=<\/code>'tom'<\/code>,master_password=<\/code>'tom'<\/code>,master_log_file=<\/code>'master-log.000008'<\/code>,master_log_pos=245,master_ssl=1,master_ssl_ca=<\/code>'\/etc\/mysql\/cacert.pem'<\/code>,master_ssl_cert=<\/code>'\/etc\/mysql\/client.crt'<\/code>,master_ssl_key=<\/code>'\/etc\/mysql\/client.key'<\/code>;<\/code><\/div>\n
start slave;<\/code><\/div>\n
show slave status\\G<\/code><\/div>\n<\/div>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n\n\n\n

\u5982\u56fe\u4ee3\u8868\u914d\u7f6e\u6210\u529f<\/p>\n\n\n\n

\"\"<\/figure>\n\n\n\n

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

mha<\/p>\n\n\n\n

\u5b89\u88c5\u5305\u4e0b\u8f7d\u5730\u5740https:\/\/code.google.com\/p\/mysql-master-ha\/downloads\/list<\/p>\n\n\n\n

\u4ece\u670d\u52a1\u5668\u5b89\u88c5<\/p>\n\n\n\n

\n
\n\n\n\n
\n
1<\/div>\n<\/td>\n
\n
\n
yum <\/code>install<\/code> mha4mysql-node-0.54-0.el6.noarch.rpm -y<\/code><\/div>\n<\/div>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n\n\n\n

\u4e3b\u670d\u52a1\u5668<\/p>\n\n\n\n

\n
\n\n\n\n
\n
1<\/div>\n
2<\/div>\n
3<\/div>\n
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5<\/div>\n
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\n
\n
yum <\/code>install<\/code> mha4mysql-node-0.54-0.el6.noarch.rpm mha4mysql-manager-0.55-0.el6.noarch.rpm -y<\/code><\/div>\n
[root@manager ~]<\/code># cat \/usr\/local\/mha\/mha.cnf<\/code><\/div>\n
[server default]<\/code><\/div>\n
user=mha_rep <\/code>#MHA\u7ba1\u7406mysql\u7684\u7528\u6237\u540d<\/code><\/div>\n
password=123456 <\/code>#MHA\u7ba1\u7406mysql\u7684\u5bc6\u7801<\/code><\/div>\n
manager_workdir=<\/code>\/usr\/local\/mha<\/code> #MHA\u7684\u5de5\u4f5c\u76ee\u5f55<\/code><\/div>\n
manager_log=<\/code>\/usr\/local\/mha\/manager<\/code>.log <\/code>#MHA\u7684\u65e5\u5fd7\u8def\u5f84<\/code><\/div>\n
ssh_user=root <\/code>#\u514d\u79d8\u94a5\u767b\u9646\u7684\u7528\u6237\u540d<\/code><\/div>\n
repl_user=backup <\/code>#\u4e3b\u4ece\u590d\u5236\u8d26\u53f7\uff0c\u7528\u6765\u5728\u4e3b\u4ece\u4e4b\u95f4\u540c\u6b65\u6570\u636e<\/code><\/div>\n
repl_password=backup<\/code><\/div>\n
ping_interval=1 <\/code>#ping\u95f4\u9694\u65f6\u95f4\uff0c\u7528\u6765\u68c0\u67e5master\u662f\u5426\u6b63\u5e38<\/code><\/div>\n
[server1]<\/code><\/div>\n
hostname<\/code>=192.168.253.241<\/code><\/div>\n
master_binlog_dir=<\/code>\/data\/mysql\/<\/code><\/div>\n
candidate_master=1 <\/code>#master\u5b95\u673a\u540e\uff0c\u4f18\u5148\u542f\u7528\u8fd9\u53f0\u4f5c\u4e3amaster<\/code><\/div>\n
[server2]<\/code><\/div>\n
hostname<\/code>=192.168.253.242<\/code><\/div>\n
master_binlog_dir=<\/code>\/data\/mysql\/<\/code><\/div>\n
candidate_master=1<\/code><\/div>\n
[server3]<\/code><\/div>\n
hostname<\/code>=192.168.253.243<\/code><\/div>\n
master_binlog_dir=<\/code>\/data\/mysql\/<\/code><\/div>\n
no_master=1 <\/code>#\u8bbe\u7f6ena_master=1\uff0c\u4f7f\u670d\u52a1\u5668\u4e0d\u80fd\u6210\u4e3amaster<\/code><\/div>\n
#\u68c0\u67e5ssh\u662f\u5426\u7545\u901a<\/code><\/div>\n
masterha_check_ssh --conf=<\/code>\/usr\/local\/mha\/mha<\/code>.cnf<\/code><\/div>\n
<\/code>#\u8fd0\u884c\uff0c\u8fd9\u4e2a\u811a\u672c\u751f\u6548\u540e\u5c31\u81ea\u52a8\u9000\u51fa\u4e86<\/code><\/div>\n
nohup<\/code> masterha_manager --conf=<\/code>\/usr\/local\/mha\/mha<\/code>.cnf > <\/code>\/tmp\/mha_manager<\/code>.log 2>&1 &<\/code><\/div>\n<\/div>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n\n\n\n

\u53cc\u4e3b<\/p>\n\n\n\n

\u4e92\u4e3a\u4e3b\u4ece\uff1a\u4e24\u4e2a\u8282\u70b9\u5404\u81ea\u90fd\u8981\u5f00\u542fbinlog\u548crelay log\uff1b<\/p>\n\n\n\n

1\u3001\u6570\u636e\u4e0d\u4e00\u81f4\uff1b<\/p>\n\n\n\n

2\u3001\u81ea\u52a8\u589e\u957fid\uff1b<\/p>\n\n\n\n

\u5b9a\u4e49\u4e00\u4e2a\u8282\u70b9\u4f7f\u7528\u5947\u6570id<\/p>\n\n\n\n

auto_increment_offset=1<\/p>\n\n\n\n

auto_increment_increment=2<\/p>\n\n\n\n

\u53e6\u4e00\u4e2a\u8282\u70b9\u4f7f\u7528\u5076\u6570id<\/p>\n\n\n\n

auto_increment_offset=2<\/p>\n\n\n\n

auto_increment_increment=2<\/p>\n\n\n\n

\u914d\u7f6e\uff1a<\/p>\n\n\n\n

1\u3001server_id\u5fc5\u987b\u8981\u4f7f\u7528\u4e0d\u540c\u503c\uff1b<\/p>\n\n\n\n

2\u3001\u5747\u542f\u7528binlog\u548crelay log\uff1b<\/p>\n\n\n\n

3\u3001\u5b58\u5728\u81ea\u52a8\u589e\u957fid\u7684\u8868\uff0c\u4e3a\u4e86\u4f7f\u5f97id\u4e0d\u76f8\u51b2\u7a81\uff0c\u9700\u8981\u5b9a\u4e49\u5176\u81ea\u52a8\u589e\u957f\u65b9\u5f0f\uff1b<\/p>\n\n\n\n

\u670d\u52a1\u542f\u52a8\u540e\u6267\u884c\u5982\u4e0b\u4e24\u6b65\uff1a<\/p>\n\n\n\n

4\u3001\u90fd\u6388\u6743\u6709\u590d\u5236\u6743\u9650\u7684\u7528\u6237\u8d26\u53f7\uff1b<\/p>\n\n\n\n

5\u3001\u5404\u628a\u5bf9\u65b9\u6307\u5b9a\u4e3a\u4e3b\u8282\u70b9\uff1b<\/p>\n\n\n\n

\u590d\u5236\u8fc7\u6ee4\u5668<\/p>\n\n\n\n

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\u6709\u4e24\u79cd\u5b9e\u73b0\u601d\u8def\uff1a<\/p>\n\n\n\n

(1) \u4e3b\u670d\u52a1\u5668<\/p>\n\n\n\n

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binlog_do_db=<\/p>\n\n\n\n

binlog_ignore_db=<\/p>\n\n\n\n

(2) \u4ece\u670d\u52a1\u5668<\/p>\n\n\n\n

\u4ece\u670d\u52a1\u5668\u7684SQL THREAD\u4ec5\u91cd\u653e\u5173\u6ce8\u7684\u6570\u636e\u5e93\u6216\u8868\u76f8\u5173\u7684\u4e8b\u4ef6\uff0c\u5e76\u5c06\u5176\u5e94\u7528\u4e8e\u672c\u5730\uff1b<\/p>\n\n\n\n

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Replicate_Do_DB=<\/p>\n\n\n\n

Replicate_Ignore_DB=<\/p>\n\n\n\n

Replicate_Do_Table=<\/p>\n\n\n\n

Replicate_Ignore_Table=<\/p>\n\n\n\n

Replicate_Wild_Do_Table=<\/p>\n\n\n\n

Replicate_Wild_Ignore_Table=<\/p>\n\n\n\n

\u603b\u7ed3<\/p>\n\n\n\n

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