{"id":2396,"date":"2012-12-30T07:05:58","date_gmt":"2012-12-30T07:05:58","guid":{"rendered":"http:\/\/enjoyasp.net\/?p=2396"},"modified":"2013-07-24T02:52:20","modified_gmt":"2013-07-24T02:52:20","slug":"sqlserver%e7%9b%91%e6%8e%a7","status":"publish","type":"post","link":"https:\/\/enjoyasp.net\/index.php\/2012\/12\/30\/sqlserver%e7%9b%91%e6%8e%a7\/","title":{"rendered":"sqlserver\u76d1\u63a7\u4f53\u7cfb"},"content":{"rendered":"
\n\t\u601d\u8def\uff1a\u5b9a\u671f\u8fd0\u884c\u76d1\u63a7\u811a\u672c\uff0c\u53d1\u9001\u5230\u90ae\u7bb1\u5904\u7406<\/div>\n
\n\t\u8981\u6d4b\u8bd5\u7684\u4e8b\u9879\u6709\uff1a<\/div>\n
\n\t1\uff0c\u6027\u80fd,top50cpu<\/a>: \u6bcf\u5468\u4e24\u6b21<\/div>\n
\n\t2\uff0cjob\u8fd0\u884c\u60c5\u51b5:\u591a\u670d\u52a1\u5668mssql job\u8fd0\u884c\u76d1\u63a7<\/a> \u65e9\u4e0a\u4e00\u6b21<\/div>\n
\n\t3\uff0csqlserverlog:sqlserver\u65e5\u5fd7\u63d0\u9192<\/a> \uff1a\u6bcf5\u5206\u949f\u4e00\u6b21<\/div>\n
\n\t4,\u590d\u5236\u5206\u53d1log\uff08\u8868\uff1aMSrepl_errors\uff09\uff1a\u6bcf5\u5206\u949f\u4e00\u6b21
\n\t5,\u8fd0\u884c\u6b21\u6570\u6700\u591a\u7684\u5b58\u50a8\u8fc7\u7a0b\uff0c\u5206\u6790\u770b\u662f\u5426\u80fd\u52a0\u5165\u7f13\u5b58\u3002
\n\t6,\u6570\u636e\u5e93\u8fd0\u884c\u7684\u7528\u6237\u7ea7\u9519\u8bef\uff1asqlserver\u6709\u7528\u6237\u7ea7\u9519\u8bef\u65f6\u8bb0\u5f55<\/a>
\n\t7\uff0c\u7cfb\u7edf\u4e1a\u52a1\u6d41\u7a0b\u903b\u8f91\u6709\u8bef\uff0c\u6bd4\u5982\u5f02\u5e38\u6570\u636e\u4ea7\u751f\u76d1\u63a7\u3002<\/p>\n

\t\u4ee5\u4e0a\u591a\u662f\u76d1\u63a7\u7a0b\u5e8f\u9519\u8bef\uff0c\u4f46\u5173\u4e8e\u6f0f\u6d1e\u6216\u7a0b\u5e8f\u903b\u8f91\u9519\u8bef\u5c31\u65e0\u6cd5\u76d1\u6d4b\uff0c\u9700\u8981\u91c7\u7528\u53e6\u4e00\u624b\u6bb5\uff0c\u5b9a\u65f6\u7684\u4e0e\u4e1a\u52a1\u4eba\u5458\u4e3e\u884c\u4f1a\u8bae\uff0c\u6536\u96c6\u53cd\u9988\u610f\u89c1\uff0c\u4ece\u64cd\u4f5c\u89d2\u5ea6\u53bb\u8fdb\u884c\u4f18\u5316\uff0c\u8fd9\u79cd\u53cd\u9988\u7684\u95ee\u9898\u4e00\u822c\u4e5f\u662f\u4f7f\u7528\u8005\u6700\u5173\u5fc3\u7684\uff0c\u4e5f\u6700\u80fd\u53d6\u5f97\u6700\u5927\u6548\u679c\u3002<\/p>\n

\t   –\u76ee\u6807 \u524d50\u6ca1\u6709\u57fa\u8868\uff0cmd,frm,perm<\/p><\/div>\n

\n\tSELECT TOP (10) qt.objectid,<\/div>\n
\n\t qs.total_worker_time\/qs.execution_count\/1000. as [\u5e73\u5747\u6d88\u8017CPU \u65f6\u95f4(ms)],<\/div>\n
\n\t total_worker_time\/1000 AS [\u603b\u6d88\u8017CPU \u65f6\u95f4(ms)],<\/div>\n
\n\t CONVERT(DECIMAL(18,0),execution_count) [\u8fd0\u884c\u6b21\u6570],<\/div>\n
\n\t  dbo.SQLSig(SUBSTRING(qt.text,qs.statement_start_offset\/2+1, –\u5229\u7528sqlsig\u51fd\u6570\u8fdb\u884c\u53c2\u6570\u5316\uff0c\u4ee5\u5c4f\u853d\u4f20\u6765\u7684\u53c2\u6570\uff0c\u4f7f\u4e4b\u6807\u51c6\u5316<\/div>\n
\n\t  (case when qs.statement_end_offset = -1<\/div>\n
\n\t  then DATALENGTH(qt.text)<\/div>\n
\n\t  else qs.statement_end_offset end -qs.statement_start_offset)\/2 + 1),4000)<\/div>\n
\n\t as [\u67e5\u8be2\u8bed\u53e5], qt.text [\u6240\u5728\u5b58\u50a8\u8fc7\u7a0b],<\/div>\n
\n\t qt.dbid, dbname=db_name(qt.dbid),<\/div>\n
\n\t qt.objectid,object_name(qt.objectid,qt.dbid) ObjectName<\/div>\n
\n\tFROM sys.dm_exec_query_stats qs<\/div>\n
\n\tcross apply sys.dm_exec_sql_text(qs.sql_handle) as qt<\/div>\n
\n\tWHERE qs.last_execution_time >=CONVERT(VARCHAR(10),GETDATE(),120)<\/div>\n
\n\tAND object_name(qt.objectid,qt.dbid) NOT LIKE  'sp_%' –\u590d\u5236\u5206\u53d1\u5b58\u50a8\u8fc7\u7a0b<\/div>\n
\n\tORDER BY [\u8fd0\u884c\u6b21\u6570] DESC<\/p>\n

\t–\u9884\u4f30\u8fd0\u884c\u6b21\u6570<\/p>\n

\n\t\tSELECT SUM(\u65e5\u5e73\u5747\u8fd0\u884c\u6b21\u6570)<\/div>\n
\n\t\tFROM (SELECT  CONVERT(DECIMAL(18,0),execution_count \/<\/div>\n
\n\t\t(NULLIF((DATEDIFF(mi,creation_time,GETDATE())*1.0\/(60*24)),0))) \u65e5\u5e73\u5747\u8fd0\u884c\u6b21\u6570<\/div>\n
\n\t\tFROM sys.dm_exec_query_stats qs<\/div>\n
\n\t\tcross apply sys.dm_exec_sql_text(qs.sql_handle) as qt<\/div>\n
\n\t\t–WHERE  object_name(qt.objectid,qt.dbid)  LIKE 'frmValidPage%' OR object_name(qt.objectid,qt.dbid)  LIKE 'frmMenu%'<\/div>\n
\n\t\t)m<\/div>\n
\n\t\t <\/div>\n<\/div>\n
\n\t <\/div>\n","protected":false},"excerpt":{"rendered":"

\u601d\u8def\uff1a\u5b9a\u671f\u8fd0\u884c\u76d1\u63a7\u811a\u672c\uff0c\u53d1\u9001\u5230\u90ae\u7bb1\u5904\u7406 \u8981\u6d4b\u8bd5\u7684\u4e8b\u9879\u6709\uff1a 1\uff0c\u6027\u80fd,top50cpu: \u6bcf\u5468\u4e24\u6b21 2\uff0cjob\u8fd0 […]<\/p>\n","protected":false},"author":3,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[36],"tags":[],"class_list":["post-2396","post","type-post","status-publish","format-standard","hentry","category-sql-server"],"blocksy_meta":[],"_links":{"self":[{"href":"https:\/\/enjoyasp.net\/index.php\/wp-json\/wp\/v2\/posts\/2396","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/enjoyasp.net\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/enjoyasp.net\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/enjoyasp.net\/index.php\/wp-json\/wp\/v2\/users\/3"}],"replies":[{"embeddable":true,"href":"https:\/\/enjoyasp.net\/index.php\/wp-json\/wp\/v2\/comments?post=2396"}],"version-history":[{"count":0,"href":"https:\/\/enjoyasp.net\/index.php\/wp-json\/wp\/v2\/posts\/2396\/revisions"}],"wp:attachment":[{"href":"https:\/\/enjoyasp.net\/index.php\/wp-json\/wp\/v2\/media?parent=2396"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/enjoyasp.net\/index.php\/wp-json\/wp\/v2\/categories?post=2396"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/enjoyasp.net\/index.php\/wp-json\/wp\/v2\/tags?post=2396"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}