{"id":94952,"date":"2024-10-19T21:00:23","date_gmt":"2024-10-19T13:00:23","guid":{"rendered":"https:\/\/server.hk\/cnblog\/94952\/"},"modified":"2024-10-19T21:00:24","modified_gmt":"2024-10-19T13:00:24","slug":"oracle%e5%b8%b8%e8%a6%8b%e5%95%8f%e9%a1%8c%e7%9a%84%e8%a8%ba%e6%96%b7%e6%96%b9%e6%b3%95%e6%9c%89%e5%93%aa%e4%ba%9b%ef%bc%9f","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/94952\/","title":{"rendered":"Oracle\u5e38\u898b\u554f\u984c\u7684\u8a3a\u65b7\u65b9\u6cd5\u6709\u54ea\u4e9b\uff1f"},"content":{"rendered":"<h1 id=\"oracle%e5%b8%b8%e8%a6%8b%e5%95%8f%e9%a1%8c%e7%9a%84%e8%a8%ba%e6%96%b7%e6%96%b9%e6%b3%95%e6%9c%89%e5%93%aa%e4%ba%9b%ef%bc%9f-TWCbxUthZO\">Oracle\u5e38\u898b\u554f\u984c\u7684\u8a3a\u65b7\u65b9\u6cd5\u6709\u54ea\u4e9b\uff1f<\/h1>\n<p>\u5728\u4f7f\u7528Oracle\u6578\u64da\u5eab\u7684\u904e\u7a0b\u4e2d\uff0c\u4f7f\u7528\u8005\u53ef\u80fd\u6703\u9047\u5230\u5404\u7a2e\u554f\u984c\u3002\u9019\u4e9b\u554f\u984c\u53ef\u80fd\u6d89\u53ca\u6027\u80fd\u3001\u9023\u63a5\u3001\u6578\u64da\u5b8c\u6574\u6027\u7b49\u65b9\u9762\u3002\u70ba\u4e86\u6709\u6548\u5730\u89e3\u6c7a\u9019\u4e9b\u554f\u984c\uff0c\u4e86\u89e3\u4e00\u4e9b\u5e38\u898b\u7684\u8a3a\u65b7\u65b9\u6cd5\u662f\u975e\u5e38\u91cd\u8981\u7684\u3002\u672c\u6587\u5c07\u63a2\u8a0e\u5e7e\u7a2e\u6709\u6548\u7684Oracle\u554f\u984c\u8a3a\u65b7\u65b9\u6cd5\u3002<\/p>\n<h2 id=\"1-%e4%bd%bf%e7%94%a8oracle%e7%9a%84%e8%a8%ba%e6%96%b7%e5%b7%a5%e5%85%b7-TWCbxUthZO\">1. \u4f7f\u7528Oracle\u7684\u8a3a\u65b7\u5de5\u5177<\/h2>\n<p>Oracle\u63d0\u4f9b\u4e86\u591a\u7a2e\u5167\u5efa\u7684\u8a3a\u65b7\u5de5\u5177\uff0c\u9019\u4e9b\u5de5\u5177\u53ef\u4ee5\u5e6b\u52a9\u4f7f\u7528\u8005\u5feb\u901f\u5b9a\u4f4d\u554f\u984c\u3002\u4f8b\u5982\uff1a<\/p>\n<ul>\n<li><strong>Oracle Enterprise Manager (OEM)<\/strong>\uff1a\u9019\u662f\u4e00\u500b\u5f37\u5927\u7684\u7ba1\u7406\u5de5\u5177\uff0c\u53ef\u4ee5\u76e3\u63a7\u6578\u64da\u5eab\u7684\u6027\u80fd\uff0c\u4e26\u63d0\u4f9b\u5373\u6642\u7684\u8b66\u5831\u548c\u5831\u544a\u3002<\/li>\n<li><strong>SQL*Plus<\/strong>\uff1a\u9019\u662f\u4e00\u500b\u547d\u4ee4\u884c\u5de5\u5177\uff0c\u4f7f\u7528\u8005\u53ef\u4ee5\u901a\u904e\u57f7\u884cSQL\u67e5\u8a62\u4f86\u6aa2\u67e5\u6578\u64da\u5eab\u7684\u72c0\u614b\u548c\u6027\u80fd\u3002<\/li>\n<li><strong>Automatic Diagnostic Monitor (ADDM)<\/strong>\uff1a\u9019\u500b\u5de5\u5177\u53ef\u4ee5\u81ea\u52d5\u5206\u6790\u6578\u64da\u5eab\u7684\u6027\u80fd\u554f\u984c\uff0c\u4e26\u63d0\u4f9b\u5efa\u8b70\u4ee5\u6539\u5584\u6027\u80fd\u3002<\/li>\n<\/ul>\n<h2 id=\"2-%e6%aa%a2%e6%9f%a5%e6%97%a5%e8%aa%8c%e6%96%87%e4%bb%b6-TWCbxUthZO\">2. \u6aa2\u67e5\u65e5\u8a8c\u6587\u4ef6<\/h2>\n<p>\u65e5\u8a8c\u6587\u4ef6\u662f\u8a3a\u65b7Oracle\u554f\u984c\u7684\u91cd\u8981\u8cc7\u6e90\u3002\u901a\u904e\u6aa2\u67e5\u4ee5\u4e0b\u5e7e\u7a2e\u65e5\u8a8c\u6587\u4ef6\uff0c\u4f7f\u7528\u8005\u53ef\u4ee5\u7372\u5f97\u6709\u95dc\u554f\u984c\u7684\u8a73\u7d30\u4fe1\u606f\uff1a<\/p>\n<ul>\n<li><strong>\u8b66\u544a\u65e5\u8a8c\uff08alert log\uff09<\/strong>\uff1a\u9019\u500b\u65e5\u8a8c\u8a18\u9304\u4e86\u6578\u64da\u5eab\u7684\u555f\u52d5\u548c\u95dc\u9589\u4e8b\u4ef6\u3001\u932f\u8aa4\u4fe1\u606f\u4ee5\u53ca\u5176\u4ed6\u91cd\u8981\u4e8b\u4ef6\u3002<\/li>\n<li><strong>\u8ddf\u8e64\u65e5\u8a8c\uff08trace log\uff09<\/strong>\uff1a\u9019\u4e9b\u65e5\u8a8c\u63d0\u4f9b\u4e86\u6709\u95dc\u7279\u5b9a\u6703\u8a71\u6216\u9032\u7a0b\u7684\u8a73\u7d30\u4fe1\u606f\uff0c\u5c0d\u65bc\u6027\u80fd\u8abf\u512a\u975e\u5e38\u6709\u5e6b\u52a9\u3002<\/li>\n<\/ul>\n<h2 id=\"3-%e4%bd%bf%e7%94%a8%e6%80%a7%e8%83%bd%e8%a6%96%e5%9c%96-TWCbxUthZO\">3. \u4f7f\u7528\u6027\u80fd\u8996\u5716<\/h2>\n<p>Oracle\u63d0\u4f9b\u4e86\u591a\u500b\u6027\u80fd\u8996\u5716\uff0c\u9019\u4e9b\u8996\u5716\u53ef\u4ee5\u5e6b\u52a9\u4f7f\u7528\u8005\u5206\u6790\u6578\u64da\u5eab\u7684\u6027\u80fd\u3002\u4f8b\u5982\uff1a<\/p>\n<ul>\n<li><code>V$SESSION<\/code>\uff1a\u9019\u500b\u8996\u5716\u986f\u793a\u7576\u524d\u9023\u63a5\u5230\u6578\u64da\u5eab\u7684\u6240\u6709\u6703\u8a71\u7684\u4fe1\u606f\u3002<\/li>\n<li><code>V$SQL<\/code>\uff1a\u9019\u500b\u8996\u5716\u63d0\u4f9b\u4e86\u57f7\u884c\u7684SQL\u8a9e\u53e5\u7684\u8a73\u7d30\u4fe1\u606f\uff0c\u5305\u62ec\u57f7\u884c\u8a08\u5283\u548c\u6027\u80fd\u7d71\u8a08\u3002<\/li>\n<li><code>V$SYSTEM_EVENT<\/code>\uff1a\u9019\u500b\u8996\u5716\u986f\u793a\u7cfb\u7d71\u7d1a\u5225\u7684\u4e8b\u4ef6\u4fe1\u606f\uff0c\u5e6b\u52a9\u4f7f\u7528\u8005\u4e86\u89e3\u6578\u64da\u5eab\u7684\u6574\u9ad4\u6027\u80fd\u3002<\/li>\n<\/ul>\n<h2 id=\"4-%e4%bd%bf%e7%94%a8%e5%9f%b7%e8%a1%8c%e8%a8%88%e5%8a%83%e5%88%86%e6%9e%90-TWCbxUthZO\">4. \u4f7f\u7528\u57f7\u884c\u8a08\u5283\u5206\u6790<\/h2>\n<p>\u57f7\u884c\u8a08\u5283\u662fOracle\u7528\u4f86\u57f7\u884cSQL\u67e5\u8a62\u7684\u6b65\u9a5f\u3002\u901a\u904e\u5206\u6790\u57f7\u884c\u8a08\u5283\uff0c\u4f7f\u7528\u8005\u53ef\u4ee5\u8b58\u5225\u6027\u80fd\u74f6\u9838\u3002\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u4f86\u7372\u53d6\u57f7\u884c\u8a08\u5283\uff1a<\/p>\n<pre><code>EXPLAIN PLAN FOR ;\nSELECT * FROM TABLE(DBMS_XPLAN.DISPLAY);\n<\/code><\/pre>\n<p>\u9019\u6a23\u53ef\u4ee5\u67e5\u770bOracle\u5982\u4f55\u57f7\u884c\u7279\u5b9a\u7684SQL\u67e5\u8a62\uff0c\u4e26\u6839\u64da\u9700\u8981\u9032\u884c\u8abf\u6574\u3002<\/p>\n<h2 id=\"5-%e7%9b%a3%e6%8e%a7%e8%b3%87%e6%ba%90%e4%bd%bf%e7%94%a8%e6%83%85%e6%b3%81-TWCbxUthZO\">5. \u76e3\u63a7\u8cc7\u6e90\u4f7f\u7528\u60c5\u6cc1<\/h2>\n<p>\u8cc7\u6e90\u4f7f\u7528\u60c5\u6cc1\u7684\u76e3\u63a7\u5c0d\u65bc\u78ba\u4fdd\u6578\u64da\u5eab\u7684\u7a69\u5b9a\u6027\u81f3\u95dc\u91cd\u8981\u3002\u4f7f\u7528\u8005\u53ef\u4ee5\u901a\u904e\u4ee5\u4e0b\u65b9\u5f0f\u76e3\u63a7\u8cc7\u6e90\u4f7f\u7528\u60c5\u6cc1\uff1a<\/p>\n<ul>\n<li><strong>CPU\u4f7f\u7528\u7387<\/strong>\uff1a\u4f7f\u7528<code>V$OSSTAT<\/code>\u8996\u5716\u4f86\u6aa2\u67e5CPU\u7684\u4f7f\u7528\u60c5\u6cc1\u3002<\/li>\n<li><strong>\u5167\u5b58\u4f7f\u7528\u7387<\/strong>\uff1a\u4f7f\u7528<code>V$SGA<\/code>\u548c<code>V$PGA<\/code>\u8996\u5716\u4f86\u76e3\u63a7\u5167\u5b58\u7684\u4f7f\u7528\u60c5\u6cc1\u3002<\/li>\n<li><strong>\u78c1\u789fI\/O<\/strong>\uff1a\u4f7f\u7528<code>V$FILESTAT<\/code>\u8996\u5716\u4f86\u6aa2\u67e5\u78c1\u789fI\/O\u7684\u6027\u80fd\u3002<\/li>\n<\/ul>\n<h2 id=\"%e7%b8%bd%e7%b5%90-TWCbxUthZO\">\u7e3d\u7d50<\/h2>\n<p>\u5728Oracle\u6578\u64da\u5eab\u7684\u7ba1\u7406\u4e2d\uff0c\u53ca\u6642\u8a3a\u65b7\u548c\u89e3\u6c7a\u554f\u984c\u662f\u78ba\u4fdd\u7cfb\u7d71\u7a69\u5b9a\u904b\u884c\u7684\u95dc\u9375\u3002\u901a\u904e\u4f7f\u7528Oracle\u7684\u8a3a\u65b7\u5de5\u5177\u3001\u6aa2\u67e5\u65e5\u8a8c\u6587\u4ef6\u3001\u5206\u6790\u6027\u80fd\u8996\u5716\u3001\u57f7\u884c\u8a08\u5283\u5206\u6790\u4ee5\u53ca\u76e3\u63a7\u8cc7\u6e90\u4f7f\u7528\u60c5\u6cc1\uff0c\u4f7f\u7528\u8005\u53ef\u4ee5\u6709\u6548\u5730\u8b58\u5225\u548c\u89e3\u6c7a\u5e38\u898b\u554f\u984c\u3002\u82e5\u60a8\u9700\u8981\u9032\u4e00\u6b65\u7684\u652f\u6301\u6216\u5c0b\u627e\u5408\u9069\u7684\u89e3\u6c7a\u65b9\u6848\uff0c\u8acb\u8003\u616e\u6211\u5011\u7684<a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a>\u670d\u52d9\uff0c\u70ba\u60a8\u7684\u6578\u64da\u5eab\u63d0\u4f9b\u7a69\u5b9a\u7684\u904b\u884c\u74b0\u5883\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u63a2\u7d22Oracle\u5e38\u898b\u554f\u984c\u7684\u8a3a\u65b7\u65b9\u6cd5\uff0c\u5305\u62ec\u6027\u80fd\u5206\u6790\u3001\u932f\u8aa4\u65e5\u8a8c\u6aa2\u67e5\u548c\u67e5\u8a62\u512a\u5316\uff0c\u52a9\u60a8\u5feb\u901f\u89e3\u6c7a\u554f\u984c\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-94952","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/94952","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=94952"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/94952\/revisions"}],"predecessor-version":[{"id":94953,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/94952\/revisions\/94953"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=94952"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=94952"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=94952"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}