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id=\"%e5%a6%82%e4%bd%95%e6%9f%a5%e7%9c%8b%e6%95%b8%e6%93%9a%e5%ba%ab%e6%ad%b8%e6%aa%94%e6%97%a5%e8%aa%8c%e5%b7%b2%e6%bb%bf%e7%9a%84%e6%83%85%e6%b3%81%ef%bc%9f-SddbsRfQSp\">\u5982\u4f55\u67e5\u770b\u6578\u64da\u5eab\u6b78\u6a94\u65e5\u8a8c\u5df2\u6eff\u7684\u60c5\u6cc1\uff1f<\/h2>\n<p>\u7576\u767c\u73fe\u6578\u64da\u5eab\u7684\u6b78\u6a94\u65e5\u8a8c\u5df2\u6eff\u6642\uff0c\u9996\u5148\u9700\u8981\u6aa2\u67e5\u65e5\u8a8c\u7684\u72c0\u614b\u3002\u4ee5\u4e0b\u662f\u4e00\u4e9b\u5e38\u7528\u7684\u67e5\u770b\u65b9\u6cd5\uff1a<\/p>\n<h3 id=\"1-%e4%bd%bf%e7%94%a8%e6%95%b8%e6%93%9a%e5%ba%ab%e7%ae%a1%e7%90%86%e5%b7%a5%e5%85%b7-SddbsRfQSp\">1. \u4f7f\u7528\u6578\u64da\u5eab\u7ba1\u7406\u5de5\u5177<\/h3>\n<p>\u5927\u591a\u6578\u6578\u64da\u5eab\u7ba1\u7406\u7cfb\u7d71\uff08\u5982 MySQL\u3001PostgreSQL\u3001Oracle \u7b49\uff09\u90fd\u63d0\u4f9b\u4e86\u5716\u5f62\u5316\u7684\u7ba1\u7406\u5de5\u5177\uff0c\u901a\u904e\u9019\u4e9b\u5de5\u5177\u53ef\u4ee5\u8f15\u9b06\u67e5\u770b\u65e5\u8a8c\u7684\u72c0\u614b\u3002\u4f8b\u5982\uff0c\u5728 Oracle \u6578\u64da\u5eab\u4e2d\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b SQL \u67e5\u8a62\u4f86\u67e5\u770b\u65e5\u8a8c\u7684\u4f7f\u7528\u60c5\u6cc1\uff1a<\/p>\n<pre><code>SELECT * FROM V$ARCHIVE_LOG;<\/code><\/pre>\n<h3 id=\"2-%e4%bd%bf%e7%94%a8%e5%91%bd%e4%bb%a4%e8%a1%8c%e5%b7%a5%e5%85%b7-SddbsRfQSp\">2. \u4f7f\u7528\u547d\u4ee4\u884c\u5de5\u5177<\/h3>\n<p>\u5c0d\u65bc\u559c\u6b61\u4f7f\u7528\u547d\u4ee4\u884c\u7684\u7ba1\u7406\u54e1\uff0c\u53ef\u4ee5\u901a\u904e\u547d\u4ee4\u884c\u5de5\u5177\u4f86\u67e5\u770b\u65e5\u8a8c\u72c0\u614b\u3002\u4f8b\u5982\uff0c\u5728 PostgreSQL \u4e2d\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u4f86\u6aa2\u67e5\u65e5\u8a8c\u7684\u5927\u5c0f\uff1a<\/p>\n<pre><code>SELECT pg_size_pretty(pg_total_relation_size('pg_xlog'));<\/code><\/pre>\n<h3 id=\"3-%e6%aa%a2%e6%9f%a5%e7%b3%bb%e7%b5%b1%e6%97%a5%e8%aa%8c-SddbsRfQSp\">3. \u6aa2\u67e5\u7cfb\u7d71\u65e5\u8a8c<\/h3>\n<p>\u7cfb\u7d71\u65e5\u8a8c\u4e2d\u4e5f\u53ef\u80fd\u8a18\u9304\u4e86\u6709\u95dc\u6b78\u6a94\u65e5\u8a8c\u7684\u932f\u8aa4\u4fe1\u606f\u3002\u53ef\u4ee5\u901a\u904e\u67e5\u770b\u7cfb\u7d71\u65e5\u8a8c\u4f86\u7372\u53d6\u66f4\u591a\u4fe1\u606f\u3002\u5728 Linux \u7cfb\u7d71\u4e2d\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u67e5\u770b\u65e5\u8a8c\uff1a<\/p>\n<pre><code>tail -f \/var\/log\/syslog<\/code><\/pre>\n<h2 id=\"%e5%a6%82%e4%bd%95%e8%a7%a3%e6%b1%ba%e6%ad%b8%e6%aa%94%e6%97%a5%e8%aa%8c%e5%b7%b2%e6%bb%bf%e7%9a%84%e5%95%8f%e9%a1%8c%ef%bc%9f-SddbsRfQSp\">\u5982\u4f55\u89e3\u6c7a\u6b78\u6a94\u65e5\u8a8c\u5df2\u6eff\u7684\u554f\u984c\uff1f<\/h2>\n<p>\u4e00\u65e6\u78ba\u8a8d\u6b78\u6a94\u65e5\u8a8c\u5df2\u6eff\uff0c\u61c9\u7acb\u5373\u63a1\u53d6\u63aa\u65bd\u4ee5\u907f\u514d\u6578\u64da\u5eab\u904b\u884c\u4e2d\u65b7\u3002\u4ee5\u4e0b\u662f\u4e00\u4e9b\u89e3\u6c7a\u65b9\u6848\uff1a<\/p>\n<ul>\n<li><strong>\u6e05\u7406\u820a\u7684\u65e5\u8a8c\u6587\u4ef6\uff1a<\/strong>\u53ef\u4ee5\u624b\u52d5\u522a\u9664\u4e0d\u518d\u9700\u8981\u7684\u65e5\u8a8c\u6587\u4ef6\uff0c\u6216\u4f7f\u7528\u81ea\u52d5\u5316\u8173\u672c\u5b9a\u671f\u6e05\u7406\u3002<\/li>\n<li><strong>\u8abf\u6574\u5099\u4efd\u7b56\u7565\uff1a<\/strong>\u78ba\u4fdd\u5b9a\u671f\u5099\u4efd\u6578\u64da\u5eab\uff0c\u4e26\u5728\u5099\u4efd\u5f8c\u6e05\u7406\u820a\u7684\u65e5\u8a8c\u6587\u4ef6\u3002<\/li>\n<li><strong>\u589e\u52a0\u5b58\u5132\u7a7a\u9593\uff1a<\/strong>\u5982\u679c\u7d93\u5e38\u51fa\u73fe\u65e5\u8a8c\u5df2\u6eff\u7684\u60c5\u6cc1\uff0c\u8003\u616e\u589e\u52a0\u5b58\u5132\u7a7a\u9593\u4ee5\u5bb9\u7d0d\u66f4\u591a\u7684\u65e5\u8a8c\u6587\u4ef6\u3002<\/li>\n<\/ul>\n<h2 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