{"id":1195,"date":"2021-12-21T08:07:12","date_gmt":"2021-12-21T00:07:12","guid":{"rendered":"http:\/\/dba.qishuo.xin\/?p=1195"},"modified":"2022-04-23T22:00:23","modified_gmt":"2022-04-23T14:00:23","slug":"oracle-awr%e6%8a%a5%e5%91%8a%e4%b8%ad%e6%95%b0%e6%8d%ae%e6%9f%a5%e8%af%a2","status":"publish","type":"post","link":"http:\/\/dba.qishuo.xin\/?p=1195","title":{"rendered":"Oracle AWR\u62a5\u544a\u4e2d\u6570\u636e\u67e5\u8be2"},"content":{"rendered":"<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_76 ez-toc-wrap-right counter-hierarchy ez-toc-counter ez-toc-light-blue ez-toc-container-direction\">\n<label for=\"ez-toc-cssicon-toggle-item-69e17a35a017b\" class=\"ez-toc-cssicon-toggle-label\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">Toggle<\/span><span class=\"ez-toc-icon-toggle-span\"><svg style=\"fill: #999;color:#999\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewBox=\"0 0 24 24\" fill=\"none\"><path d=\"M6 6H4v2h2V6zm14 0H8v2h12V6zM4 11h2v2H4v-2zm16 0H8v2h12v-2zM4 16h2v2H4v-2zm16 0H8v2h12v-2z\" fill=\"currentColor\"><\/path><\/svg><svg style=\"fill: #999;color:#999\" class=\"arrow-unsorted-368013\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"10px\" height=\"10px\" viewBox=\"0 0 24 24\" version=\"1.2\" baseProfile=\"tiny\"><path d=\"M18.2 9.3l-6.2-6.3-6.2 6.3c-.2.2-.3.4-.3.7s.1.5.3.7c.2.2.4.3.7.3h11c.3 0 .5-.1.7-.3.2-.2.3-.5.3-.7s-.1-.5-.3-.7zM5.8 14.7l6.2 6.3 6.2-6.3c.2-.2.3-.5.3-.7s-.1-.5-.3-.7c-.2-.2-.4-.3-.7-.3h-11c-.3 0-.5.1-.7.3-.2.2-.3.5-.3.7s.1.5.3.7z\"\/><\/svg><\/span><\/span><\/label><input type=\"checkbox\"  id=\"ez-toc-cssicon-toggle-item-69e17a35a017b\" checked aria-label=\"Toggle\" \/><nav><ul class='ez-toc-list ez-toc-list-level-1 ' ><li class='ez-toc-page-1 ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"http:\/\/dba.qishuo.xin\/?p=1195\/#001_%E6%9F%A5%E8%AF%A2AWR%E7%9A%84snap_id\" >001. \u67e5\u8be2AWR\u7684snap_id<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"http:\/\/dba.qishuo.xin\/?p=1195\/#002_%E6%A0%B9%E6%8D%AE_snap_id_%E6%9F%A5%E8%AF%A2Oracle%E6%95%B0%E6%8D%AE%E5%BA%93TOP%E7%AD%89%E5%BE%85%E4%BA%8B%E4%BB%B6\" >002. \u6839\u636e snap_id \u67e5\u8be2Oracle\u6570\u636e\u5e93TOP\u7b49\u5f85\u4e8b\u4ef6<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"http:\/\/dba.qishuo.xin\/?p=1195\/#003_%E6%9F%A5%E8%AF%A2%E6%9C%AA%E4%BD%BF%E7%94%A8%E7%BB%91%E5%AE%9A%E5%8F%98%E9%87%8F%E7%9A%84SQL\" >003. \u67e5\u8be2\u672a\u4f7f\u7528\u7ed1\u5b9a\u53d8\u91cf\u7684SQL<\/a><\/li><\/ul><\/nav><\/div>\n<h4><span class=\"ez-toc-section\" id=\"001_%E6%9F%A5%E8%AF%A2AWR%E7%9A%84snap_id\"><\/span>001. \u67e5\u8be2AWR\u7684snap_id<span class=\"ez-toc-section-end\"><\/span><\/h4>\n<p>\u83b7\u53d6 2021\u5e7412\u670820\u65e58\u65f6\u81f310\u65f6\u7684snap_id\uff1a<\/p>\n<pre><code class=\"language-sql\">SET LINES 300 PAGES 999 FEED OFF\n\nSELECT instance_number,\n       snap_id,\n       begin_interval_time,\n       end_interval_time\n  FROM dba_hist_snapshot\n WHERE to_char(begin_interval_time,&#039;DD-MM-YYYY&#039;)=&#039;20-12-2021&#039;\n   AND EXTRACT(HOUR FROM begin_interval_time) between 8 and 10;<\/code><\/pre>\n<h4><span class=\"ez-toc-section\" id=\"002_%E6%A0%B9%E6%8D%AE_snap_id_%E6%9F%A5%E8%AF%A2Oracle%E6%95%B0%E6%8D%AE%E5%BA%93TOP%E7%AD%89%E5%BE%85%E4%BA%8B%E4%BB%B6\"><\/span>002. \u6839\u636e snap_id \u67e5\u8be2Oracle\u6570\u636e\u5e93TOP\u7b49\u5f85\u4e8b\u4ef6<span class=\"ez-toc-section-end\"><\/span><\/h4>\n<pre><code class=\"language-sql\">SET LINES 300 PAGES 999 FEED OFF\n\nSELECT *\n  FROM (SELECT a.instance_number,\n               a.event,\n               SUM(a.wait_time + a.time_waited) AS ttl_wait_time\n          FROM dba_hist_active_sess_history a\n         WHERE a.event is not null\n           AND a.snap_id between 6658 and 6660\n         GROUP BY a.instance_number,a.event\n         ORDER BY 1,3 DESC);<\/code><\/pre>\n<h4><span class=\"ez-toc-section\" id=\"003_%E6%9F%A5%E8%AF%A2%E6%9C%AA%E4%BD%BF%E7%94%A8%E7%BB%91%E5%AE%9A%E5%8F%98%E9%87%8F%E7%9A%84SQL\"><\/span>003. \u67e5\u8be2\u672a\u4f7f\u7528\u7ed1\u5b9a\u53d8\u91cf\u7684SQL<span class=\"ez-toc-section-end\"><\/span><\/h4>\n<pre><code class=\"language-sql\">\nSET LINES 300 PAGES 999\nCOL SQL_TEXT FOR A80\nCOL PLSQL_PROCEDURE FOR A20\nCOL USER_NAME FOR A12\nSELECT *\n  FROM (WITH subs AS (SELECT \/*+ materialize *\/\n                             m.sql_id, k.*,\n                             m.SQL_TEXT,\n                             m.SQL_FULLTEXT\n                        FROM (SELECT inst_id,\n                                     parsing_schema_name AS user_name,\n                                     module,\n                                     plan_hash_value,\n                                     COUNT(0) AS copies,\n                                     SUM(executions) AS executions,\n                                     SUM(round(sharable_mem \/ (1024 * 1024), 2)) AS sharable_mem_mb\n                                FROM gv$sqlarea\n                               WHERE executions &lt; 5\n                                 AND kept_versions = 0\n                               GROUP BY inst_id, parsing_schema_name, module, plan_hash_value\n                              HAVING COUNT(0) &gt; 10\n                               ORDER BY COUNT(0) DESC) k\n                        LEFT JOIN gv$sqlarea m ON k.plan_hash_value = m.plan_hash_value\n                       WHERE k.plan_hash_value &gt; 0)\n         SELECT DISTINCT ki.inst_id, t.sql_id, ki.sql_text, t.plsql_procedure, ki.user_name,\n                SUM(ki.copies)          AS copies,\n                SUM(ki.executions)      AS executions,\n                SUM(ki.sharable_mem_mb) AS sharable_mem_mb\n          FROM (SELECT sql_id, program_id, program_line#, action, module, service, parsing_schema_name,\n                       round(buffer_gets \/ decode(executions, 0, 1, executions)) AS buffer_per_Exec,\n                       row_number() over(partition by sql_id order by program_id desc, program_line#) AS sira,\n                       decode(program_id, 0, null, owner || &#039;.&#039; || object_name || &#039;(&#039; || program_line# || &#039;)&#039;) AS plsql_procedure\n                  FROM gv$sql a, dba_objects b\n                 WHERE a.program_id = b.object_id(+)) t,\n               subs ki\n         WHERE ki.sql_id = t.sql_id\n           AND t.sira = 1\n         GROUP BY ki.inst_id, t.sql_id, ki.sql_text, t.plsql_procedure, ki.user_name\n         ORDER BY SUM(ki.executions) desc\n        )\n WHERE ROWNUM &lt; 51;<\/code><\/pre>\n","protected":false},"excerpt":{"rendered":"<p>001. \u67e5\u8be2AWR\u7684snap_id \u83b7\u53d6 202&hellip;<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[161,16],"class_list":["post-1195","post","type-post","status-publish","format-standard","hentry","category-wordpress","tag-awr","tag-oracle"],"_links":{"self":[{"href":"http:\/\/dba.qishuo.xin\/index.php?rest_route=\/wp\/v2\/posts\/1195","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/dba.qishuo.xin\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/dba.qishuo.xin\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/dba.qishuo.xin\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/dba.qishuo.xin\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=1195"}],"version-history":[{"count":5,"href":"http:\/\/dba.qishuo.xin\/index.php?rest_route=\/wp\/v2\/posts\/1195\/revisions"}],"predecessor-version":[{"id":1545,"href":"http:\/\/dba.qishuo.xin\/index.php?rest_route=\/wp\/v2\/posts\/1195\/revisions\/1545"}],"wp:attachment":[{"href":"http:\/\/dba.qishuo.xin\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=1195"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/dba.qishuo.xin\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=1195"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/dba.qishuo.xin\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=1195"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}