{"id":94110,"date":"2024-10-19T18:36:17","date_gmt":"2024-10-19T10:36:17","guid":{"rendered":"https:\/\/server.hk\/cnblog\/94110\/"},"modified":"2024-10-19T18:36:17","modified_gmt":"2024-10-19T10:36:17","slug":"oracle-redo-log%e4%b8%a6%e8%a1%8c%e6%a9%9f%e5%88%b6%e8%a9%b3%e8%a7%a3","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/94110\/","title":{"rendered":"Oracle Redo log\u4e26\u884c\u6a5f\u5236\u8a73\u89e3"},"content":{"rendered":"<h1 id=\"oracle-redo-log%e4%b8%a6%e8%a1%8c%e6%a9%9f%e5%88%b6%e8%a9%b3%e8%a7%a3-SBEzkFKpCt\">Oracle Redo Log\u4e26\u884c\u6a5f\u5236\u8a73\u89e3<\/h1>\n<p>\u5728Oracle\u6578\u64da\u5eab\u4e2d\uff0cRedo 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Log\u6587\u4ef6\u7d44\u6210\uff0c\u9019\u4e9b\u6587\u4ef6\u7528\u65bc\u8a18\u9304\u6240\u6709\u7684\u6578\u64da\u66f4\u6539\u64cd\u4f5c\u3002\u7576\u4e00\u500b\u4e8b\u52d9\u63d0\u4ea4\u6642\uff0c\u76f8\u95dc\u7684Redo\u4fe1\u606f\u6703\u88ab\u5beb\u5165Redo Log\u4e2d\u3002\u9019\u4e9b\u4fe1\u606f\u5305\u62ec\u63d2\u5165\u3001\u66f4\u65b0\u548c\u522a\u9664\u64cd\u4f5c\u7684\u8a73\u7d30\u5167\u5bb9\u3002Redo Log\u7684\u4e3b\u8981\u76ee\u7684\u662f\u5728\u7cfb\u7d71\u5d29\u6f70\u6216\u6545\u969c\u5f8c\uff0c\u80fd\u5920\u901a\u904e\u91cd\u653eRedo Log\u4e2d\u7684\u64cd\u4f5c\u4f86\u6062\u5fa9\u6578\u64da\u5eab\u7684\u72c0\u614b\u3002<\/p>\n<h2 id=\"redo-log%e7%9a%84%e4%b8%a6%e8%a1%8c%e6%a9%9f%e5%88%b6-SBEzkFKpCt\">Redo Log\u7684\u4e26\u884c\u6a5f\u5236<\/h2>\n<p>\u5728\u9ad8\u8ca0\u8f09\u7684\u74b0\u5883\u4e2d\uff0cRedo Log\u7684\u5beb\u5165\u901f\u5ea6\u53ef\u80fd\u6210\u70ba\u6027\u80fd\u74f6\u9838\u3002\u70ba\u4e86\u89e3\u6c7a\u9019\u4e00\u554f\u984c\uff0cOracle\u5f15\u5165\u4e86Redo Log\u7684\u4e26\u884c\u6a5f\u5236\u3002\u9019\u4e00\u6a5f\u5236\u5141\u8a31\u591a\u500b\u9032\u7a0b\u540c\u6642\u5beb\u5165Redo Log\uff0c\u5f9e\u800c\u63d0\u9ad8\u4e86\u5beb\u5165\u6548\u7387\u3002<\/p>\n<h3 id=\"%e4%b8%a6%e8%a1%8c%e5%af%ab%e5%85%a5%e7%9a%84%e5%af%a6%e7%8f%be-SBEzkFKpCt\">\u4e26\u884c\u5beb\u5165\u7684\u5be6\u73fe<\/h3>\n<p>Oracle\u7684Redo Log\u4e26\u884c\u5beb\u5165\u4e3b\u8981\u4f9d\u8cf4\u65bc\u4ee5\u4e0b\u5e7e\u500b\u6280\u8853\uff1a<\/p>\n<ul>\n<li><strong>\u591a\u500bRedo Log\u7d44\uff1a<\/strong>Oracle\u5141\u8a31\u7528\u6236\u914d\u7f6e\u591a\u500bRedo Log\u7d44\uff0c\u6bcf\u500b\u7d44\u53ef\u4ee5\u5305\u542b\u591a\u500bRedo Log\u6587\u4ef6\u3002\u9019\u6a23\uff0c\u7576\u4e00\u500b\u7d44\u6b63\u5728\u88ab\u5beb\u5165\u6642\uff0c\u5176\u4ed6\u7d44\u53ef\u4ee5\u540c\u6642\u9032\u884c\u8b80\u53d6\u6216\u5beb\u5165\u64cd\u4f5c\u3002<\/li>\n<li><strong>\u5beb\u5165\u7de9\u885d\u5340\uff1a<\/strong>\u5728Redo Log\u7684\u5beb\u5165\u904e\u7a0b\u4e2d\uff0cOracle\u6703\u4f7f\u7528\u5beb\u5165\u7de9\u885d\u5340\u4f86\u66ab\u5b58Redo\u4fe1\u606f\u3002\u9019\u6a23\u53ef\u4ee5\u6e1b\u5c11\u78c1\u789fI\/O\u64cd\u4f5c\u7684\u983b\u7387\uff0c\u63d0\u9ad8\u5beb\u5165\u6027\u80fd\u3002<\/li>\n<li><strong>\u4e26\u884c\u5beb\u5165\u7b56\u7565\uff1a<\/strong>Oracle\u4f7f\u7528\u4e86\u4e00\u7a2e\u667a\u80fd\u7684\u4e26\u884c\u5beb\u5165\u7b56\u7565\uff0c\u6839\u64da\u7576\u524d\u7684\u8ca0\u8f09\u60c5\u6cc1\u52d5\u614b\u8abf\u6574\u5beb\u5165\u7684\u9032\u7a0b\u6578\u91cf\uff0c\u4ee5\u9054\u5230\u6700\u4f73\u7684\u6027\u80fd\u3002<\/li>\n<\/ul>\n<h3 id=\"%e6%80%a7%e8%83%bd%e5%84%aa%e5%8c%96-SBEzkFKpCt\">\u6027\u80fd\u512a\u5316<\/h3>\n<p>\u70ba\u4e86\u9032\u4e00\u6b65\u512a\u5316Redo Log\u7684\u6027\u80fd\uff0c\u6578\u64da\u5eab\u7ba1\u7406\u54e1\u53ef\u4ee5\u8003\u616e\u4ee5\u4e0b\u5e7e\u500b\u65b9\u9762\uff1a<\/p>\n<ul>\n<li><strong>\u5408\u7406\u914d\u7f6eRedo Log\u6587\u4ef6\u5927\u5c0f\uff1a<\/strong>Redo Log\u6587\u4ef6\u7684\u5927\u5c0f\u61c9\u6839\u64da\u6578\u64da\u5eab\u7684\u8ca0\u8f09\u60c5\u6cc1\u9032\u884c\u8abf\u6574\u3002\u904e\u5c0f\u7684\u6587\u4ef6\u6703\u5c0e\u81f4\u983b\u7e41\u7684\u5207\u63db\uff0c\u800c\u904e\u5927\u7684\u6587\u4ef6\u5247\u53ef\u80fd\u5f71\u97ff\u6062\u5fa9\u901f\u5ea6\u3002<\/li>\n<li><strong>\u4f7f\u7528\u5feb\u901f\u78c1\u789f\uff1a<\/strong>\u5c07Redo Log\u6587\u4ef6\u653e\u7f6e\u5728\u6027\u80fd\u8f03\u9ad8\u7684\u78c1\u789f\u4e0a\uff0c\u4f8b\u5982SSD\uff0c\u53ef\u4ee5\u986f\u8457\u63d0\u9ad8\u5beb\u5165\u901f\u5ea6\u3002<\/li>\n<li><strong>\u76e3\u63a7Redo Log\u7684\u4f7f\u7528\u60c5\u6cc1\uff1a<\/strong>\u5b9a\u671f\u6aa2\u67e5Redo Log\u7684\u4f7f\u7528\u60c5\u6cc1\uff0c\u53ca\u6642\u8abf\u6574\u914d\u7f6e\u4ee5\u61c9\u5c0d\u8b8a\u5316\u7684\u8ca0\u8f09\u9700\u6c42\u3002<\/li>\n<\/ul>\n<h2 id=\"%e7%b5%90%e8%ab%96-SBEzkFKpCt\">\u7d50\u8ad6<\/h2>\n<p>Oracle Redo Log\u7684\u4e26\u884c\u6a5f\u5236\u662f\u63d0\u9ad8\u6578\u64da\u5eab\u6027\u80fd\u7684\u91cd\u8981\u624b\u6bb5\u3002\u901a\u904e\u5408\u7406\u914d\u7f6eRedo Log\u7d44\u3001\u4f7f\u7528\u5beb\u5165\u7de9\u885d\u5340\u548c\u667a\u80fd\u7684\u4e26\u884c\u5beb\u5165\u7b56\u7565\uff0c\u6578\u64da\u5eab\u7ba1\u7406\u54e1\u53ef\u4ee5\u6709\u6548\u5730\u6e1b\u5c11\u6027\u80fd\u74f6\u9838\uff0c\u78ba\u4fdd\u6578\u64da\u7684\u6301\u4e45\u6027\u548c\u5b8c\u6574\u6027\u3002\u96a8\u8457\u6578\u64da\u5eab\u6280\u8853\u7684\u4e0d\u65b7\u767c\u5c55\uff0c\u5c0dRedo Log\u7684\u6df1\u5165\u7406\u89e3\u5c07\u6709\u52a9\u65bc\u66f4\u597d\u5730\u7ba1\u7406\u548c\u512a\u5316\u6578\u64da\u5eab\u7cfb\u7d71\u3002<\/p>\n<p>\u5982\u9700\u4e86\u89e3\u66f4\u591a\u6709\u95dc<code>VPS<\/code>\u3001<code>\u9999\u6e2fvps<\/code>\u53ca\u5176\u4ed6<code>\u670d\u52a1\u5668<\/code>\u89e3\u6c7a\u65b9\u6848\u7684\u4fe1\u606f\uff0c\u8acb\u8a2a\u554f\u6211\u5011\u7684\u7db2\u7ad9 <a 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