{"id":96150,"date":"2024-10-20T07:01:27","date_gmt":"2024-10-19T23:01:27","guid":{"rendered":"https:\/\/server.hk\/cnblog\/96150\/"},"modified":"2024-10-20T07:01:28","modified_gmt":"2024-10-19T23:01:28","slug":"oracle%e6%80%a7%e8%83%bd%e8%a8%ba%e6%96%b7%e4%b8%8d%e8%83%bd%e4%b8%8d%e7%9f%a5%e7%9a%84%e7%a7%98%e7%b1%8d","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/96150\/","title":{"rendered":"Oracle\u6027\u80fd\u8a3a\u65b7\u4e0d\u80fd\u4e0d\u77e5\u7684\u79d8\u7c4d"},"content":{"rendered":"<h1 id=\"oracle%e6%80%a7%e8%83%bd%e8%a8%ba%e6%96%b7%e4%b8%8d%e8%83%bd%e4%b8%8d%e7%9f%a5%e7%9a%84%e7%a7%98%e7%b1%8d-ffTEyMMCBx\">Oracle\u6027\u80fd\u8a3a\u65b7\u4e0d\u80fd\u4e0d\u77e5\u7684\u79d8\u7c4d<\/h1>\n<p>\u5728\u7576\u4eca\u6578\u64da\u9a45\u52d5\u7684\u4e16\u754c\u4e2d\uff0cOracle\u6578\u64da\u5eab\u4f5c\u70ba\u4e00\u500b\u5f37\u5927\u7684\u6578\u64da\u7ba1\u7406\u7cfb\u7d71\uff0c\u5ee3\u6cdb\u61c9\u7528\u65bc\u5404\u884c\u5404\u696d\u3002\u7136\u800c\uff0c\u96a8\u8457\u6578\u64da\u91cf\u7684\u589e\u9577\u548c\u696d\u52d9\u9700\u6c42\u7684\u8b8a\u5316\uff0c\u6027\u80fd\u554f\u984c\u4e5f\u96a8\u4e4b\u800c\u4f86\u3002\u672c\u6587\u5c07\u63a2\u8a0e\u4e00\u4e9bOracle\u6027\u80fd\u8a3a\u65b7\u7684\u79d8\u7c4d\uff0c\u5e6b\u52a9\u7528\u6236\u66f4\u6709\u6548\u5730\u8b58\u5225\u548c\u89e3\u6c7a\u6027\u80fd\u74f6\u9838\u3002<\/p>\n<h2 id=\"1-%e4%ba%86%e8%a7%a3%e6%80%a7%e8%83%bd%e6%8c%87%e6%a8%99-ffTEyMMCBx\">1. \u4e86\u89e3\u6027\u80fd\u6307\u6a19<\/h2>\n<p>\u5728\u9032\u884c\u6027\u80fd\u8a3a\u65b7\u4e4b\u524d\uff0c\u9996\u5148\u9700\u8981\u4e86\u89e3\u4e00\u4e9b\u95dc\u9375\u7684\u6027\u80fd\u6307\u6a19\u3002\u9019\u4e9b\u6307\u6a19\u5305\u62ec\uff1a<\/p>\n<ul>\n<li><strong>CPU\u4f7f\u7528\u7387\uff1a<\/strong>\u9ad8CPU\u4f7f\u7528\u7387\u53ef\u80fd\u8868\u660e\u67e5\u8a62\u6548\u7387\u4f4e\u4e0b\u6216\u8cc7\u6e90\u7af6\u722d\u3002<\/li>\n<li><strong>IO\u7b49\u5f85\u6642\u9593\uff1a<\/strong>\u5982\u679cIO\u7b49\u5f85\u6642\u9593\u904e\u9577\uff0c\u53ef\u80fd\u662f\u78c1\u789f\u6027\u80fd\u4e0d\u8db3\u6216\u67e5\u8a62\u672a\u512a\u5316\u3002<\/li>\n<li><strong>\u6703\u8a71\u6578\u91cf\uff1a<\/strong>\u904e\u591a\u7684\u6703\u8a71\u53ef\u80fd\u5c0e\u81f4\u8cc7\u6e90\u8017\u76e1\uff0c\u5f71\u97ff\u6574\u9ad4\u6027\u80fd\u3002<\/li>\n<\/ul>\n<h2 id=\"2-%e4%bd%bf%e7%94%a8oracle%e8%87%aa%e5%b8%b6%e7%9a%84%e8%a8%ba%e6%96%b7%e5%b7%a5%e5%85%b7-ffTEyMMCBx\">2. \u4f7f\u7528Oracle\u81ea\u5e36\u7684\u8a3a\u65b7\u5de5\u5177<\/h2>\n<p>Oracle\u63d0\u4f9b\u4e86\u4e00\u4e9b\u5167\u5efa\u7684\u8a3a\u65b7\u5de5\u5177\uff0c\u53ef\u4ee5\u5e6b\u52a9\u7528\u6236\u5feb\u901f\u8b58\u5225\u6027\u80fd\u554f\u984c\uff1a<\/p>\n<ul>\n<li><strong>AWR\u5831\u544a\uff1a<\/strong>\u81ea\u52d5\u5de5\u4f5c\u8ca0\u8f09\u5831\u544a\uff08AWR\uff09\u63d0\u4f9b\u4e86\u7cfb\u7d71\u6027\u80fd\u7684\u8a73\u7d30\u5feb\u7167\uff0c\u5305\u62ecSQL\u67e5\u8a62\u7684\u57f7\u884c\u8a08\u5283\u548c\u8cc7\u6e90\u4f7f\u7528\u60c5\u6cc1\u3002<\/li>\n<li><strong>ASH\u5831\u544a\uff1a<\/strong>\u6d3b\u52d5\u6703\u8a71\u6b77\u53f2\uff08ASH\uff09\u5831\u544a\u53ef\u4ee5\u5e6b\u52a9\u7528\u6236\u5206\u6790\u7576\u524d\u7684\u6703\u8a71\u6d3b\u52d5\uff0c\u627e\u51fa\u6027\u80fd\u74f6\u9838\u3002<\/li>\n<li><strong>SQL Trace\uff1a<\/strong>\u901a\u904e\u555f\u7528SQL Trace\uff0c\u53ef\u4ee5\u7372\u53d6\u7279\u5b9a\u67e5\u8a62\u7684\u57f7\u884c\u8a73\u7d30\u4fe1\u606f\uff0c\u5e6b\u52a9\u9032\u4e00\u6b65\u512a\u5316\u3002<\/li>\n<\/ul>\n<h2 id=\"3-%e5%84%aa%e5%8c%96sql%e6%9f%a5%e8%a9%a2-ffTEyMMCBx\">3. \u512a\u5316SQL\u67e5\u8a62<\/h2>\n<p>SQL\u67e5\u8a62\u7684\u6548\u7387\u76f4\u63a5\u5f71\u97ff\u6578\u64da\u5eab\u7684\u6027\u80fd\u3002\u4ee5\u4e0b\u662f\u4e00\u4e9b\u512a\u5316SQL\u67e5\u8a62\u7684\u6280\u5de7\uff1a<\/p>\n<ul>\n<li><strong>\u4f7f\u7528\u7d22\u5f15\uff1a<\/strong>\u9069\u7576\u7684\u7d22\u5f15\u53ef\u4ee5\u986f\u8457\u63d0\u9ad8\u67e5\u8a62\u901f\u5ea6\uff0c\u4f46\u904e\u591a\u7684\u7d22\u5f15\u6703\u5f71\u97ff\u5beb\u5165\u6027\u80fd\u3002<\/li>\n<li><strong>\u907f\u514d\u5168\u8868\u6383\u63cf\uff1a<\/strong>\u5168\u8868\u6383\u63cf\u6703\u6d88\u8017\u5927\u91cf\u8cc7\u6e90\uff0c\u61c9\u76e1\u91cf\u4f7f\u7528\u689d\u4ef6\u904e\u6ffe\u3002<\/li>\n<li><strong>\u4f7f\u7528EXPLAIN PLAN\uff1a<\/strong>\u901a\u904eEXPLAIN PLAN\u547d\u4ee4\uff0c\u53ef\u4ee5\u67e5\u770b\u67e5\u8a62\u7684\u57f7\u884c\u8a08\u5283\uff0c\u5e6b\u52a9\u8b58\u5225\u6f5b\u5728\u7684\u6027\u80fd\u554f\u984c\u3002<\/li>\n<\/ul>\n<h2 id=\"4-%e7%9b%a3%e6%8e%a7%e5%92%8c%e8%aa%bf%e6%95%b4%e7%b3%bb%e7%b5%b1%e9%85%8d%e7%bd%ae-ffTEyMMCBx\">4. \u76e3\u63a7\u548c\u8abf\u6574\u7cfb\u7d71\u914d\u7f6e<\/h2>\n<p>\u7cfb\u7d71\u914d\u7f6e\u5c0d\u6027\u80fd\u6709\u8457\u91cd\u8981\u5f71\u97ff\u3002\u5b9a\u671f\u76e3\u63a7\u548c\u8abf\u6574\u914d\u7f6e\u53ef\u4ee5\u5e6b\u52a9\u4fdd\u6301\u6700\u4f73\u6027\u80fd\uff1a<\/p>\n<ul>\n<li><strong>\u5167\u5b58\u914d\u7f6e\uff1a<\/strong>\u78ba\u4fddOracle\u7684SGA\u548cPGA\u914d\u7f6e\u5408\u7406\uff0c\u4ee5\u652f\u6301\u9ad8\u6548\u7684\u6578\u64da\u8655\u7406\u3002<\/li>\n<li><strong>\u4e26\u884c\u8655\u7406\uff1a<\/strong>\u6839\u64da\u696d\u52d9\u9700\u6c42\u8abf\u6574\u4e26\u884c\u8655\u7406\u7684\u8a2d\u7f6e\uff0c\u4ee5\u63d0\u9ad8\u67e5\u8a62\u6027\u80fd\u3002<\/li>\n<li><strong>\u7db2\u7d61\u5ef6\u9072\uff1a<\/strong>\u76e3\u63a7\u7db2\u7d61\u5ef6\u9072\uff0c\u78ba\u4fdd\u6578\u64da\u5eab\u548c\u61c9\u7528\u7a0b\u5e8f\u4e4b\u9593\u7684\u901a\u4fe1\u9ad8\u6548\u3002<\/li>\n<\/ul>\n<h2 id=\"5-%e5%ae%9a%e6%9c%9f%e9%80%b2%e8%a1%8c%e6%80%a7%e8%83%bd%e8%a9%95%e4%bc%b0-ffTEyMMCBx\">5. \u5b9a\u671f\u9032\u884c\u6027\u80fd\u8a55\u4f30<\/h2>\n<p>\u6027\u80fd\u8a55\u4f30\u61c9\u8a72\u662f\u5b9a\u671f\u9032\u884c\u7684\u5de5\u4f5c\u3002\u901a\u904e\u5b9a\u671f\u7684\u6027\u80fd\u8a55\u4f30\uff0c\u53ef\u4ee5\u53ca\u65e9\u767c\u73fe\u6f5b\u5728\u7684\u554f\u984c\u4e26\u9032\u884c\u8abf\u6574\u3002\u5efa\u8b70\u6bcf\u5b63\u5ea6\u9032\u884c\u4e00\u6b21\u5168\u9762\u7684\u6027\u80fd\u8a55\u4f30\uff0c\u4e26\u6839\u64da\u8a55\u4f30\u7d50\u679c\u9032\u884c\u5fc5\u8981\u7684\u512a\u5316\u3002<\/p>\n<h2 id=\"%e7%b8%bd%e7%b5%90-ffTEyMMCBx\">\u7e3d\u7d50<\/h2>\n<p>Oracle\u6027\u80fd\u8a3a\u65b7\u662f\u4e00\u9805\u8907\u96dc\u4f46\u81f3\u95dc\u91cd\u8981\u7684\u4efb\u52d9\u3002\u901a\u904e\u4e86\u89e3\u6027\u80fd\u6307\u6a19\u3001\u4f7f\u7528\u5167\u5efa\u5de5\u5177\u3001\u512a\u5316SQL\u67e5\u8a62\u3001\u76e3\u63a7\u7cfb\u7d71\u914d\u7f6e\u4ee5\u53ca\u5b9a\u671f\u9032\u884c\u6027\u80fd\u8a55\u4f30\uff0c\u7528\u6236\u53ef\u4ee5\u6709\u6548\u5730\u8b58\u5225\u548c\u89e3\u6c7a\u6027\u80fd\u74f6\u9838\u3002\u9019\u4e9b\u79d8\u7c4d\u4e0d\u50c5\u80fd\u63d0\u9ad8\u6578\u64da\u5eab\u7684\u904b\u884c\u6548\u7387\uff0c\u9084\u80fd\u70ba\u696d\u52d9\u7684\u7a69\u5b9a\u904b\u884c\u63d0\u4f9b\u4fdd\u969c\u3002<\/p>\n<p>\u5982\u9700\u4e86\u89e3\u66f4\u591a\u6709\u95dc<code><a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a><\/code>\u548c<code><a href=\"https:\/\/server.hk\">\u4f3a\u670d\u5668<\/a><\/code>\u7684\u8cc7\u8a0a\uff0c\u8acb\u8a2a\u554f\u6211\u5011\u7684\u7db2\u7ad9\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u63a2\u7d22Oracle\u6027\u80fd\u8a3a\u65b7\u7684\u95dc\u9375\u79d8\u7c4d\uff0c\u63d0\u5347\u6578\u64da\u5eab\u6548\u80fd\uff0c\u89e3\u6c7a\u5e38\u898b\u554f\u984c\uff0c\u52a9\u60a8\u512a\u5316\u7cfb\u7d71\u904b\u884c\u6548\u7387\u3002<\/p>\n","protected":false},"author":0,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[101],"tags":[],"class_list":["post-96150","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/96150","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/types\/post"}],"replies":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/comments?post=96150"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/96150\/revisions"}],"predecessor-version":[{"id":96151,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/96150\/revisions\/96151"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=96150"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=96150"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=96150"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}