{"id":420,"date":"2015-04-03T23:36:54","date_gmt":"2015-04-03T23:36:54","guid":{"rendered":"b6f0479ae87d244975439c6124592772"},"modified":"2015-04-03T23:36:54","modified_gmt":"2015-04-03T23:36:54","slug":"","status":"publish","type":"post","link":"https:\/\/www.xiaobo.li\/notes\/archives\/420","title":{"rendered":"ibdata1 & mysql-bin"},"content":{"rendered":"

ibdata1\u548cmysql-bin
\n\u95ee\u9898\uff1a\u78c1\u76d8\u7a7a\u95f4\u62a5\u8b66\uff0c\u7ecf\u67e5\u53d1\u73b0ibdata1\u548cmysql-bin\u65e5\u5fd7\u5360\u7528\u7a7a\u95f4\u592a\u591a\uff08\u5176\u4e2dibdata1\u8d85\u8fc7120G\uff0cmysql-bin\u8d85\u8fc780G\uff09
\n\u539f\u56e0\uff1aibdata1\u662f\u5b58\u50a8\u683c\u5f0f\uff0c\u5728INNODB\u7c7b\u578b\u6570\u636e\u72b6\u6001\u4e0b\uff0cibdata1\u7528\u6765\u5b58\u50a8\u6587\u4ef6\u7684\u6570\u636e\u548c\u7d22\u5f15\uff0c\u800c\u5e93\u540d\u7684\u6587\u4ef6\u5939\u91cc\u7684\u90a3\u4e9b\u8868\u6587\u4ef6\u53ea\u662f\u7ed3\u6784\u800c\u5df2\u3002
\ninnodb\u5b58\u50a8\u5f15\u64ce\u6709\u4e24\u79cd\u8868\u7a7a\u95f4\u7684\u7ba1\u7406\u65b9\u5f0f\uff0c\u5206\u522b\u662f\uff1a
\n1\uff09\u5171\u4eab\u8868\u7a7a\u95f4\uff08\u53ef\u62c6\u5206\u4e3a\u591a\u4e2a\u5c0f\u7684\u8868\u7a7a\u95f4\u6587\u4ef6\uff09\uff0c\u8fd9\u4e2a\u662f\u6211\u4eec\u76ee\u524d\u591a\u6570\u6570\u636e\u5e93\u4f7f\u7528\u7684\u65b9\u6cd5\uff1b
\n2\uff09\u72ec\u7acb\u8868\u7a7a\u95f4\uff0c\u6bcf\u4e00\u4e2a\u8868\u6709\u4e00\u4e2a\u72ec\u7acb\u7684\u8868\u7a7a\u95f4\uff08\u78c1\u76d8\u6587\u4ef6\uff09
\n\u5bf9\u4e8e\u4e24\u79cd\u7ba1\u7406\u65b9\u5f0f\uff0c\u5404\u6709\u4f18\u52a3\uff0c\u5177\u4f53\u5982\u4e0b\uff1a
\n\u2460\u5171\u4eab\u8868\u7a7a\u95f4\uff1a
\n\u4f18\u70b9\uff1a\u53ef\u4ee5\u5c06\u8868\u7a7a\u95f4\u5206\u6210\u591a\u4e2a\u6587\u4ef6\u5b58\u653e\u5230\u4e0d\u540c\u7684\u78c1\u76d8\u4e0a\uff08\u8868\u7a7a\u95f4\u6587\u4ef6\u5927\u5c0f\u4e0d\u53d7\u8868\u5927\u5c0f\u7684\u9650\u5236\uff0c\u4e00\u4e2a\u8868\u53ef\u4ee5\u5206\u5e03\u5728\u4e0d\u540c\u6b65\u7684\u6587\u4ef6\u4e0a\uff09\u3002
\n\u7f3a\u70b9\uff1a\u6240\u6709\u6570\u636e\u548c\u7d22\u5f15\u5b58\u653e\u5728\u4e00\u4e2a\u6587\u4ef6\u4e2d\uff0c\u5219\u968f\u7740\u6570\u636e\u7684\u589e\u52a0\uff0c\u5c06\u4f1a\u6709\u4e00\u4e2a\u5f88\u5927\u7684\u6587\u4ef6\uff0c\u867d\u7136\u53ef\u4ee5\u628a\u4e00\u4e2a\u5927\u6587\u4ef6\u5206\u6210\u591a\u4e2a\u5c0f\u6587\u4ef6\uff0c\u4f46\u662f\u591a\u4e2a\u8868\u53ca\u7d22\u5f15\u5728\u8868\u7a7a\u95f4\u4e2d\u6df7\u5408\u5b58\u50a8\uff0c\u8fd9\u6837\u5982\u679c\u5bf9\u4e8e\u4e00\u4e2a\u8868\u505a\u4e86\u5927\u91cf\u5220\u9664\u64cd\u4f5c\u540e\u8868\u7a7a\u95f4\u4e2d\u5c06\u6709\u5927\u91cf\u7a7a\u9699\u3002\u5bf9\u4e8e\u5171\u4eab\u8868\u7a7a\u95f4\u7ba1\u7406\u7684\u65b9\u5f0f\u4e0b\uff0c\u4e00\u65e6\u8868\u7a7a\u95f4\u88ab\u5206\u914d\uff0c\u5c31\u4e0d\u80fd\u518d\u56de\u7f29\u4e86\u3002\u5f53\u51fa\u73b0\u4e34\u65f6\u5efa\u7d22\u5f15\u6216\u662f\u521b\u5efa\u4e00\u4e2a\u4e34\u65f6\u8868\u7684\u64cd\u4f5c\u8868\u7a7a\u95f4\u6269\u5927\u540e\uff0c\u5c31\u662f\u5220\u9664\u76f8\u5173\u7684\u8868\u4e5f\u6ca1\u529e\u6cd5\u56de\u7f29\u90a3\u90e8\u5206\u7a7a\u95f4\u4e86\u3002
\n\u2461\u72ec\u7acb\u8868\u7a7a\u95f4\uff1a\u5728\u914d\u7f6e\u6587\u4ef6\uff08my.cnf\uff09\u4e2d\u8bbe\u7f6e\uff1a innodb_file_per_table
\n\u7279\u70b9\uff1a\u6bcf\u4e2a\u8868\u90fd\u6709\u81ea\u5df2\u72ec\u7acb\u7684\u8868\u7a7a\u95f4\uff1b\u6bcf\u4e2a\u8868\u7684\u6570\u636e\u548c\u7d22\u5f15\u90fd\u4f1a\u5b58\u5728\u81ea\u5df2\u7684\u8868\u7a7a\u95f4\u4e2d\u3002
\n\u4f18\u70b9\uff1a\u8868\u7a7a\u95f4\u5bf9\u5e94\u7684\u78c1\u76d8\u7a7a\u95f4\u53ef\u4ee5\u88ab\u6536\u56de\uff08Drop table\u64cd\u4f5c\u81ea\u52a8\u56de\u6536\u8868\u7a7a\u95f4\uff0c\u5982\u679c\u5bf9\u4e8e\u5220\u9664\u5927\u91cf\u6570\u636e\u540e\u7684\u8868\u53ef\u4ee5\u901a\u8fc7:alter table tbl_name engine=innodb;\u56de\u7f29\u4e0d\u7528\u7684\u7a7a\u95f4\u3002
\n\u7f3a\u70b9\uff1a\u5982\u679c\u5355\u8868\u589e\u52a0\u8fc7\u5927\uff0c\u5982\u8d85\u8fc7100G\uff0c\u6027\u80fd\u4e5f\u4f1a\u53d7\u5230\u5f71\u54cd\u3002\u5728\u8fd9\u79cd\u60c5\u51b5\u4e0b\uff0c\u5982\u679c\u4f7f\u7528\u5171\u4eab\u8868\u7a7a\u95f4\u53ef\u4ee5\u628a\u6587\u4ef6\u5206\u5f00\uff0c\u4f46\u6709\u540c\u6837\u6709\u4e00\u4e2a\u95ee\u9898\uff0c\u5982\u679c\u8bbf\u95ee\u7684\u8303\u56f4\u8fc7\u5927\u540c\u6837\u4f1a\u8bbf\u95ee\u591a\u4e2a\u6587\u4ef6\uff0c\u4e00\u6837\u4f1a\u6bd4\u8f83\u6162\u3002\u5982\u679c\u4f7f\u7528\u72ec\u7acb\u8868\u7a7a\u95f4\uff0c\u53ef\u4ee5\u8003\u8651\u4f7f\u7528\u5206\u533a\u8868\u7684\u65b9\u6cd5\uff0c\u5728\u4e00\u5b9a\u7a0b\u5ea6\u4e0a\u7f13\u89e3\u95ee\u9898\u3002\u6b64\u5916\uff0c\u5f53\u542f\u7528\u72ec\u7acb\u8868\u7a7a\u95f4\u6a21\u5f0f\u65f6\uff0c\u9700\u8981\u5408\u7406\u8c03\u6574innodb_open_files\u53c2\u6570\u7684\u8bbe\u7f6e\u3002
\n\u89e3\u51b3:
\n1\uff09ibdata1\u6570\u636e\u592a\u5927\uff1a\u53ea\u80fd\u901a\u8fc7dump\uff0c\u5bfc\u51fa\u5efa\u5e93\u7684sql\u8bed\u53e5\uff0c\u518d\u91cd\u5efa\u7684\u65b9\u6cd5\u3002
\n2\uff09mysql-bin Log\u592a\u5927\uff1a
\n\u2460\u624b\u52a8\u5220\u9664\uff1a
\n\u5220\u9664\u67d0\u4e2a\u65e5\u5fd7\uff1amysql>PURGE MASTER LOGS TO \u2018mysql-bin.010\u2032;
\n\u5220\u9664\u67d0\u5929\u524d\u7684\u65e5\u5fd7\uff1amysql>PURGE MASTER LOGS BEFORE \u20192010-12-22 13:00:00\u2032;
\n\u2461\u5728\/etc\/my.cnf\u91cc\u8bbe\u7f6e\u53ea\u4fdd\u5b58N\u5929\u7684bin-log\u65e5\u5fd7
\nexpire_logs_days = 30 \/\/Binary Log\u81ea\u52a8\u5220\u9664\u7684\u5929\u6570<\/p>\n","protected":false},"excerpt":{"rendered":"

ibdata1\u548cmysql-bin
\n\u95ee\u9898\uff1a\u78c1\u76d8\u7a7a\u95f4\u62a5\u8b66\uff0c\u7ecf\u67e5\u53d1\u73b0ibdata1\u548cmysql-bin\u65e5\u5fd7\u5360\u7528\u7a7a\u95f4\u592a\u591a\uff08\u5176\u4e2dibdata1\u8d85\u8fc7120G\uff0cmysql-bin\u8d85\u8fc780G\uff09
\n\u539f\u56e0\uff1aibdata1\u662f\u5b58\u50a8\u683c\u5f0f\uff0c\u5728INNODB\u7c7b\u578b\u6570\u636e\u72b6\u6001\u4e0b\uff0cibdata1\u7528\u6765\u5b58\u50a8\u6587\u4ef6\u7684\u6570\u636e\u548c\u7d22\u5f15\uff0c\u800c\u5e93\u540d\u7684\u6587\u4ef6\u5939\u91cc\u7684\u90a3\u4e9b\u8868\u6587\u4ef6\u53ea\u662f\u7ed3\u6784\u800c\u5df2\u3002
\ninnodb\u5b58\u50a8\u5f15\u64ce\u6709\u4e24\u79cd\u8868\u7a7a\u95f4\u7684\u7ba1\u7406\u65b9\u5f0f\uff0c\u5206\u522b\u662f\uff1a
\n1\uff09\u5171\u4eab\u8868\u7a7a\u95f4\uff08\u53ef\u62c6\u5206\u4e3a\u591a\u4e2a\u5c0f\u7684\u8868\u7a7a\u95f4\u6587\u4ef6\uff09\uff0c\u8fd9\u4e2a\u662f\u6211\u4eec\u76ee\u524d\u591a\u6570\u6570\u636e\u5e93\u4f7f\u7528\u7684\u65b9\u6cd5\uff1b
\n2\uff09\u72ec\u7acb\u8868\u7a7a\u95f4\uff0c\u6bcf\u4e00\u4e2a\u8868\u6709\u4e00\u4e2a\u72ec\u7acb\u7684\u8868\u7a7a\u95f4\uff08\u78c1\u76d8\u6587\u4ef6\uff09
\n\u5bf9\u4e8e\u4e24\u79cd\u7ba1\u7406\u65b9\u5f0f\uff0c\u5404\u6709\u4f18\u52a3\uff0c\u5177\u4f53\u5982\u4e0b\uff1a
\n\u2460\u5171\u4eab\u8868\u7a7a\u95f4\uff1a
\n\u4f18\u70b9\uff1a\u53ef... \u7ee7\u7eed\u9605\u8bfb →<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[288],"tags":[203,204],"class_list":["post-420","post","type-post","status-publish","format-standard","hentry","category-db","tag-ibdata1","tag-mysql-bin"],"_links":{"self":[{"href":"https:\/\/www.xiaobo.li\/notes\/wp-json\/wp\/v2\/posts\/420","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.xiaobo.li\/notes\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.xiaobo.li\/notes\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.xiaobo.li\/notes\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.xiaobo.li\/notes\/wp-json\/wp\/v2\/comments?post=420"}],"version-history":[{"count":0,"href":"https:\/\/www.xiaobo.li\/notes\/wp-json\/wp\/v2\/posts\/420\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.xiaobo.li\/notes\/wp-json\/wp\/v2\/media?parent=420"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.xiaobo.li\/notes\/wp-json\/wp\/v2\/categories?post=420"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.xiaobo.li\/notes\/wp-json\/wp\/v2\/tags?post=420"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}