{"id":538,"date":"2007-04-24T17:56:24","date_gmt":"2007-04-24T15:56:24","guid":{"rendered":"http:\/\/www.glorf.it\/blog\/2007\/04\/24\/sql-server\/sql-server-wer-sind-heute-meine-5-langlaeufer"},"modified":"2007-04-24T17:56:24","modified_gmt":"2007-04-24T15:56:24","slug":"sql-server-wer-sind-heute-meine-5-langlaeufer","status":"publish","type":"post","link":"http:\/\/www.glorf.it\/blog\/2007\/04\/24\/sql-talk\/sql-server\/sql-server-wer-sind-heute-meine-5-langlaeufer","title":{"rendered":"SQL-Server: Wer sind heute meine 5 Langl&#228;ufer?"},"content":{"rendered":"<p>Im Artikel <a href=\"http:\/\/www.databasejournal.com\/features\/mssql\/print.php\/3608296\">Dynamic Management Views and Functions<\/a>&quot; auf databasejournal.com fand ich folgende sehr n&#252;tzlich Abfrage zur Ermittlung der durchschnittlichen CPU-Zeit der 5 l&#228;ngsten Abfragen:<\/p>\n<p><code lang=\"sql\">SELECT TOP 5 total_worker_time\/execution_count 'Avg CPU Time',<br \/>\n    SUBSTRING(st.text, (qs.statement_start_offset\/2)+1,<br \/>\n        ((CASE qs.statement_end_offset<br \/>\n          WHEN -1 THEN DATALENGTH(st.text)<br \/>\n         ELSE qs.statement_end_offset<br \/>\n         END &#8211; qs.statement_start_offset)\/2) + 1)statement_text<br \/>\nFROM sys.dm_exec_query_stats qs<br \/>\nCROSS APPLY sys.dm_exec_sql_text(qs.sql_handle) st<br \/>\nORDER BY total_worker_time\/execution_count DESC;<\/code><\/p>\n<p>Risiken und Nebenwirkungen: In den &quot;Dynamic-Management-Views&quot; sind nur die Infos seit dem letzten Start des Dienstes enthalten&#8230;<\/p>\n<p>PS: Wer wissen will, was aktuell gerade l&#228;uft, findet die Antwort mit folgender Abfrage von <a href=\"http:\/\/ursgehrig.wordpress.com\/2007\/04\/19\/was-lauft-auf-dem-server\/\">Urs Gehrig<\/a>:<\/p>\n<p><code lang=\"sql\">SELECT sp.spid [SPID], sp.last_batch [Executed at], st.text [SQL]<br \/>\nFROM sys.sysprocesses sp<br \/>\n  OUTER APPLY fn_get_sql(sp.sql_handle) st<br \/>\nWHERE st.text IS NOT NULL<br \/>\n<\/code><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Im Artikel Dynamic Management Views and Functions&quot; auf databasejournal.com fand ich folgende sehr n&#252;tzlich Abfrage zur Ermittlung der durchschnittlichen CPU-Zeit der 5 l&#228;ngsten Abfragen: SELECT TOP 5 total_worker_time\/execution_count &#x0027;Avg CPU Time&#x0027;, SUBSTRING(st.text, (qs.statement_start_offset\/2)+1, ((CASE qs.statement_end_offset WHEN -1 THEN DATALENGTH(st.text) ELSE qs.statement_end_offset END &#8211; qs.statement_start_offset)\/2) + 1)statement_text FROM sys.dm_exec_query_stats qs CROSS APPLY sys.dm_exec_sql_text(qs.sql_handle) st ORDER BY [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[18,16],"tags":[],"_links":{"self":[{"href":"http:\/\/www.glorf.it\/blog\/wp-json\/wp\/v2\/posts\/538"}],"collection":[{"href":"http:\/\/www.glorf.it\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/www.glorf.it\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/www.glorf.it\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/www.glorf.it\/blog\/wp-json\/wp\/v2\/comments?post=538"}],"version-history":[{"count":0,"href":"http:\/\/www.glorf.it\/blog\/wp-json\/wp\/v2\/posts\/538\/revisions"}],"wp:attachment":[{"href":"http:\/\/www.glorf.it\/blog\/wp-json\/wp\/v2\/media?parent=538"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/www.glorf.it\/blog\/wp-json\/wp\/v2\/categories?post=538"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/www.glorf.it\/blog\/wp-json\/wp\/v2\/tags?post=538"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}