{"id":1792,"date":"2020-06-30T13:51:38","date_gmt":"2020-06-30T05:51:38","guid":{"rendered":"http:\/\/www.llku.com\/?p=1792"},"modified":"2020-06-30T13:51:38","modified_gmt":"2020-06-30T05:51:38","slug":"oracle-sysaux%e8%a1%a8%e7%a9%ba%e9%97%b4%e5%8d%a0%e7%94%a8%e9%97%ae%e9%a2%98%e5%a4%84%e7%90%86","status":"publish","type":"post","link":"https:\/\/www.llku.com\/?p=1792","title":{"rendered":"Oracle sysaux\u8868\u7a7a\u95f4\u5360\u7528\u95ee\u9898\u5904\u7406"},"content":{"rendered":"<p>\u73b0\u8c61\uff1a<\/p>\n<p>oracle sysaux\u8868\u7a7a\u95f4\u5360\u752896%\u3002\u901a\u8fc7awrinfo.sql\u62a5\u544a\u6838\u5b9e\u7ec4\u4ef6\uff1aSM\/AWR\u5360\u752827,317.2 MB\uff1bSM\/OPTSTAT 390.1 MB\uff0c\u5927\u90e8\u5206\u662fAWR\u62a5\u544a\u5360\u7528\u3002<\/p>\n<p><a href=\"http:\/\/www.llku.com\/?attachment_id=1793\" rel=\"attachment wp-att-1793\"><img loading=\"lazy\" class=\"alignnone size-medium wp-image-1793\" src=\"http:\/\/www.llku.com\/wp-content\/uploads\/2020\/06\/\u5360\u7528\u5927-300x167.png\" alt=\"\" width=\"300\" height=\"167\" srcset=\"https:\/\/www.llku.com\/wp-content\/uploads\/2020\/06\/\u5360\u7528\u5927-300x167.png 300w, https:\/\/www.llku.com\/wp-content\/uploads\/2020\/06\/\u5360\u7528\u5927-1024x569.png 1024w, https:\/\/www.llku.com\/wp-content\/uploads\/2020\/06\/\u5360\u7528\u5927-768x427.png 768w, https:\/\/www.llku.com\/wp-content\/uploads\/2020\/06\/\u5360\u7528\u5927-672x372.png 672w, https:\/\/www.llku.com\/wp-content\/uploads\/2020\/06\/\u5360\u7528\u5927-1038x576.png 1038w, https:\/\/www.llku.com\/wp-content\/uploads\/2020\/06\/\u5360\u7528\u5927.png 1360w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/a><\/p>\n<p>\u89e3\u51b3\u65b9\u6cd5\uff1a<\/p>\n<p>\u5220\u9664\u5feb\u7167\uff0c\u56de\u6536\u8868\u53caindex\u3002<\/p>\n<p>1\u3001\u4fee\u6539\u7edf\u8ba1\u4fe1\u606f\u7684\u4fdd\u6301\u65f6\u95f4\uff0c\u9ed8\u8ba4\u4e3a31\u5929\uff0c\u8fd9\u91cc\u4fee\u6539\u4e3a7\u5929\uff0c\u8fc7\u671f\u7684\u7edf\u8ba1\u4fe1\u606f\u4f1a\u81ea\u52a8\u88ab\u5220\u9664<\/p>\n<p>select dbms_stats.get_stats_history_retention from dual;<\/p>\n<p>exec dbms_stats.alter_stats_history_retention(7);<\/p>\n<p>select dbms_stats.get_stats_history_retention from dual;<\/p>\n<p>2\u3001\u5220\u9664AWR\u5feb\u7167\uff0c\u6700\u540e\u518d\u6b21\u67e5\u770bSYSAUX\u8868\u7a7a\u95f4\u4f7f\u7528\u7387\uff08\u975e\u4e1a\u52a1\u65f6\u95f4\uff0c\u5206\u6bb5\u64cd\u4f5c\uff0c\u4ee5\u514d\u5f15\u8d77\u4e34\u65f6\u7a7a\u95f4\u589e\u5927\uff09<\/p>\n<p>select min(snap_id),max(snap_id) from dba_hist_snapshot;\/\/\u67e5\u8be2\u6700\u6700\u5c0f\u548c\u6700\u5927\u5feb\u7167ID<\/p>\n<p>begin<\/p>\n<p>dbms_workload_repository.drop_snapshot_range( low_snap_id =&gt; 32155, high_snap_id =&gt; 32300, dbid =&gt; 2950336419);<\/p>\n<p>end;<\/p>\n<p>3\u3001\u56de\u6536\u964d\u4f4e\u6c34\u4f4d<\/p>\n<p>alter table WRH$_EVENT_HISTOGRAM move partition WRH$_EVENT__2950336419_2060;<br \/>\nalter index WRH$_EVENT_HISTOGRAM_PK rebuild partition WRH$_EVENT__2950336419_2060;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u73b0\u8c61\uff1a oracle sysaux\u8868\u7a7a\u95f4\u5360\u752896%\u3002\u901a\u8fc7awrinfo.sql\u62a5\u544a\u6838\u5b9e\u7ec4\u4ef6\uff1aSM\/AWR\u5360\u75282 &hellip; <a href=\"https:\/\/www.llku.com\/?p=1792\" class=\"more-link\">\u7ee7\u7eed\u9605\u8bfb<span class=\"screen-reader-text\">Oracle sysaux\u8868\u7a7a\u95f4\u5360\u7528\u95ee\u9898\u5904\u7406<\/span> <span class=\"meta-nav\">&rarr;<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[53,31,1],"tags":[202,204],"_links":{"self":[{"href":"https:\/\/www.llku.com\/index.php?rest_route=\/wp\/v2\/posts\/1792"}],"collection":[{"href":"https:\/\/www.llku.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.llku.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.llku.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.llku.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=1792"}],"version-history":[{"count":1,"href":"https:\/\/www.llku.com\/index.php?rest_route=\/wp\/v2\/posts\/1792\/revisions"}],"predecessor-version":[{"id":1794,"href":"https:\/\/www.llku.com\/index.php?rest_route=\/wp\/v2\/posts\/1792\/revisions\/1794"}],"wp:attachment":[{"href":"https:\/\/www.llku.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=1792"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.llku.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=1792"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.llku.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=1792"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}