{"id":64998,"date":"2024-10-14T13:19:06","date_gmt":"2024-10-14T05:19:06","guid":{"rendered":"https:\/\/server.hk\/cnblog\/64998\/"},"modified":"2024-10-14T13:19:06","modified_gmt":"2024-10-14T05:19:06","slug":"mssql%e4%bc%ba%e6%9c%8d%e5%99%a8cpu%e4%bd%bf%e7%94%a8%e7%8e%87%e9%81%8e%e9%ab%98%e5%95%8f%e9%a1%8c%e5%88%86%e6%9e%90%ef%bc%88mssql-cpu%e9%81%8e%e9%ab%98%ef%bc%89","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/64998\/","title":{"rendered":"MSSQL\u4f3a\u670d\u5668CPU\u4f7f\u7528\u7387\u904e\u9ad8\u554f\u984c\u5206\u6790\uff08mssql cpu\u904e\u9ad8\uff09"},"content":{"rendered":"<h1 id=\"mssql%e4%bc%ba%e6%9c%8d%e5%99%a8cpu%e4%bd%bf%e7%94%a8%e7%8e%87%e9%81%8e%e9%ab%98%e5%95%8f%e9%a1%8c%e5%88%86%e6%9e%90%ef%bc%88mssql-cpu%e9%81%8e%e9%ab%98%ef%bc%89-bGwNcEkxZI\">MSSQL\u4f3a\u670d\u5668CPU\u4f7f\u7528\u7387\u904e\u9ad8\u554f\u984c\u5206\u6790\uff08mssql cpu\u904e\u9ad8\uff09<\/h1>\n<p>\u5728\u7576\u4eca\u6578\u64da\u9a45\u52d5\u7684\u4e16\u754c\u4e2d\uff0cMicrosoft SQL Server\uff08MSSQL\uff09\u4f5c\u70ba\u4e00\u500b\u6d41\u884c\u7684\u95dc\u806f\u6578\u64da\u5eab\u7ba1\u7406\u7cfb\u7d71\uff0c\u5ee3\u6cdb\u61c9\u7528\u65bc\u5404\u7a2e\u696d\u52d9\u74b0\u5883\u3002\u7136\u800c\uff0c\u8a31\u591a\u7528\u6236\u5728\u4f7f\u7528MSSQL\u6642\uff0c\u7d93\u5e38\u6703\u9047\u5230CPU\u4f7f\u7528\u7387\u904e\u9ad8\u7684\u554f\u984c\u3002\u9019\u4e0d\u50c5\u5f71\u97ff\u4f3a\u670d\u5668\u7684\u6027\u80fd\uff0c\u9084\u53ef\u80fd\u5c0e\u81f4\u61c9\u7528\u7a0b\u5e8f\u7684\u5ef6\u9072\u548c\u4e0d\u7a69\u5b9a\u3002\u672c\u6587\u5c07\u6df1\u5165\u5206\u6790MSSQL\u4f3a\u670d\u5668CPU\u4f7f\u7528\u7387\u904e\u9ad8\u7684\u539f\u56e0\u53ca\u5176\u89e3\u6c7a\u65b9\u6848\u3002<\/p>\n<h2 id=\"cpu%e4%bd%bf%e7%94%a8%e7%8e%87%e9%81%8e%e9%ab%98%e7%9a%84%e5%b8%b8%e8%a6%8b%e5%8e%9f%e5%9b%a0-bGwNcEkxZI\">CPU\u4f7f\u7528\u7387\u904e\u9ad8\u7684\u5e38\u898b\u539f\u56e0<\/h2>\n<ul>\n<li><strong>\u67e5\u8a62\u6548\u7387\u4f4e\u4e0b\uff1a<\/strong>\u4e0d\u7576\u7684\u67e5\u8a62\u8a2d\u8a08\u6216\u7f3a\u4e4f\u7d22\u5f15\u53ef\u80fd\u5c0e\u81f4CPU\u8cc7\u6e90\u7684\u904e\u5ea6\u6d88\u8017\u3002\u4f8b\u5982\uff0c\u4f7f\u7528\u4e0d\u5fc5\u8981\u7684JOIN\u64cd\u4f5c\u6216\u672a\u512a\u5316\u7684WHERE\u689d\u4ef6\u6703\u4f7f\u67e5\u8a62\u8b8a\u5f97\u7de9\u6162\uff0c\u5f9e\u800c\u589e\u52a0CPU\u8ca0\u64d4\u3002<\/li>\n<li><strong>\u9396\u5b9a\u548c\u963b\u585e\uff1a<\/strong>\u7576\u591a\u500b\u67e5\u8a62\u540c\u6642\u8a2a\u554f\u76f8\u540c\u7684\u6578\u64da\u6642\uff0c\u53ef\u80fd\u6703\u767c\u751f\u9396\u5b9a\u548c\u963b\u585e\u73fe\u8c61\u3002\u9019\u6703\u5c0e\u81f4\u67d0\u4e9b\u67e5\u8a62\u7b49\u5f85\u5176\u4ed6\u67e5\u8a62\u5b8c\u6210\uff0c\u5f9e\u800c\u589e\u52a0CPU\u4f7f\u7528\u7387\u3002<\/li>\n<li><strong>\u4e0d\u7576\u7684\u914d\u7f6e\uff1a<\/strong>\u4f3a\u670d\u5668\u7684\u914d\u7f6e\u4e0d\u7576\uff0c\u5982\u5167\u5b58\u5206\u914d\u4e0d\u8db3\u6216CPU\u6838\u5fc3\u6578\u91cf\u4e0d\u8db3\uff0c\u6703\u5f71\u97ffMSSQL\u7684\u6027\u80fd\u3002\u9019\u53ef\u80fd\u5c0e\u81f4CPU\u904e\u5ea6\u4f7f\u7528\uff0c\u7279\u5225\u662f\u5728\u9ad8\u8ca0\u8f09\u60c5\u6cc1\u4e0b\u3002<\/li>\n<li><strong>\u80cc\u666f\u4efb\u52d9\uff1a<\/strong>\u67d0\u4e9b\u80cc\u666f\u4efb\u52d9\uff0c\u5982\u6578\u64da\u5099\u4efd\u6216\u7dad\u8b77\u8a08\u5283\uff0c\u53ef\u80fd\u6703\u5728\u9ad8\u5cf0\u6642\u6bb5\u904b\u884c\uff0c\u5c0e\u81f4CPU\u4f7f\u7528\u7387\u4e0a\u5347\u3002<\/li>\n<\/ul>\n<h2 id=\"%e5%a6%82%e4%bd%95%e8%a8%ba%e6%96%b7cpu%e4%bd%bf%e7%94%a8%e7%8e%87%e9%81%8e%e9%ab%98%e7%9a%84%e5%95%8f%e9%a1%8c-bGwNcEkxZI\">\u5982\u4f55\u8a3a\u65b7CPU\u4f7f\u7528\u7387\u904e\u9ad8\u7684\u554f\u984c<\/h2>\n<p>\u8981\u6709\u6548\u89e3\u6c7aCPU\u4f7f\u7528\u7387\u904e\u9ad8\u7684\u554f\u984c\uff0c\u9996\u5148\u9700\u8981\u9032\u884c\u8a3a\u65b7\u3002\u4ee5\u4e0b\u662f\u4e00\u4e9b\u5e38\u7528\u7684\u65b9\u6cd5\uff1a<\/p>\n<ul>\n<li><strong>\u4f7f\u7528SQL Server Management Studio (SSMS)\uff1a<\/strong>\u53ef\u4ee5\u901a\u904e\u57f7\u884c\u4ee5\u4e0b\u67e5\u8a62\u4f86\u6aa2\u67e5\u7576\u524d\u7684CPU\u4f7f\u7528\u60c5\u6cc1\uff1a<\/li>\n<\/ul>\n<pre><code>SELECT TOP 10\n    r.session_id,\n    r.status,\n    r.cpu_time,\n    r.total_elapsed_time,\n    r.command,\n    t.text AS sql_text\nFROM sys.dm_exec_requests r\nCROSS APPLY sys.dm_exec_sql_text(r.sql_handle) t\nORDER BY r.cpu_time DESC;<\/code><\/pre>\n<p>\u9019\u6bb5\u67e5\u8a62\u5c07\u986f\u793a\u7576\u524d\u4f7f\u7528CPU\u6700\u591a\u7684\u67e5\u8a62\uff0c\u5e6b\u52a9\u7528\u6236\u8b58\u5225\u554f\u984c\u6240\u5728\u3002<\/p>\n<ul>\n<li><strong>\u6aa2\u67e5\u57f7\u884c\u8a08\u5283\uff1a<\/strong>\u4f7f\u7528\u57f7\u884c\u8a08\u5283\u53ef\u4ee5\u5e6b\u52a9\u8b58\u5225\u67e5\u8a62\u7684\u6027\u80fd\u74f6\u9838\u3002\u901a\u904e\u5206\u6790\u57f7\u884c\u8a08\u5283\uff0c\u53ef\u4ee5\u627e\u51fa\u9700\u8981\u512a\u5316\u7684\u90e8\u5206\u3002<\/li>\n<li><strong>\u76e3\u63a7\u9396\u5b9a\u548c\u963b\u585e\uff1a<\/strong>\u4f7f\u7528\u4ee5\u4e0b\u67e5\u8a62\u4f86\u6aa2\u67e5\u7576\u524d\u7684\u9396\u5b9a\u548c\u963b\u585e\u60c5\u6cc1\uff1a<\/li>\n<\/ul>\n<pre><code>SELECT\n    blocking_session_id AS BlockingSessionID,\n    session_id AS BlockedSessionID,\n    wait_type,\n    wait_time,\n    wait_resource\nFROM sys.dm_exec_requests\nWHERE blocking_session_id  0;<\/code><\/pre>\n<p>\u9019\u5c07\u5e6b\u52a9\u7528\u6236\u4e86\u89e3\u662f\u5426\u6709\u67e5\u8a62\u56e0\u9396\u5b9a\u800c\u88ab\u963b\u585e\u3002<\/p>\n<h2 id=\"%e8%a7%a3%e6%b1%ba%e6%96%b9%e6%a1%88-bGwNcEkxZI\">\u89e3\u6c7a\u65b9\u6848<\/h2>\n<p>\u91dd\u5c0dCPU\u4f7f\u7528\u7387\u904e\u9ad8\u7684\u554f\u984c\uff0c\u4ee5\u4e0b\u662f\u4e00\u4e9b\u89e3\u6c7a\u65b9\u6848\uff1a<\/p>\n<ul>\n<li><strong>\u512a\u5316\u67e5\u8a62\uff1a<\/strong>\u5c0d\u65bc\u9ad8CPU\u4f7f\u7528\u7387\u7684\u67e5\u8a62\uff0c\u61c9\u8003\u616e\u91cd\u5beb\u67e5\u8a62\u6216\u6dfb\u52a0\u9069\u7576\u7684\u7d22\u5f15\uff0c\u4ee5\u63d0\u9ad8\u67e5\u8a62\u6548\u7387\u3002<\/li>\n<li><strong>\u8abf\u6574\u4f3a\u670d\u5668\u914d\u7f6e\uff1a<\/strong>\u6839\u64da\u5be6\u969b\u9700\u6c42\u8abf\u6574\u4f3a\u670d\u5668\u7684\u5167\u5b58\u548cCPU\u914d\u7f6e\uff0c\u4ee5\u78ba\u4fdd\u8cc7\u6e90\u7684\u5408\u7406\u5206\u914d\u3002<\/li>\n<li><strong>\u5b9a\u671f\u7dad\u8b77\uff1a<\/strong>\u5b9a\u671f\u57f7\u884c\u6578\u64da\u5eab\u7dad\u8b77\u4efb\u52d9\uff0c\u5982\u91cd\u5efa\u7d22\u5f15\u548c\u66f4\u65b0\u7d71\u8a08\u4fe1\u606f\uff0c\u4ee5\u4fdd\u6301\u6578\u64da\u5eab\u7684\u6027\u80fd\u3002<\/li>\n<li><strong>\u76e3\u63a7\u80cc\u666f\u4efb\u52d9\uff1a<\/strong>\u78ba\u4fdd\u80cc\u666f\u4efb\u52d9\u5728\u4f4e\u5cf0\u6642\u6bb5\u904b\u884c\uff0c\u4ee5\u6e1b\u5c11\u5c0dCPU\u7684\u5f71\u97ff\u3002<\/li>\n<\/ul>\n<h2 id=\"%e7%b8%bd%e7%b5%90-bGwNcEkxZI\">\u7e3d\u7d50<\/h2>\n<p>MSSQL\u4f3a\u670d\u5668\u7684CPU\u4f7f\u7528\u7387\u904e\u9ad8\u554f\u984c\u53ef\u80fd\u7531\u591a\u7a2e\u56e0\u7d20\u5f15\u8d77\uff0c\u5305\u62ec\u67e5\u8a62\u6548\u7387\u4f4e\u4e0b\u3001\u9396\u5b9a\u548c\u963b\u585e\u3001\u4e0d\u7576\u7684\u914d\u7f6e\u4ee5\u53ca\u80cc\u666f\u4efb\u52d9\u7b49\u3002\u901a\u904e\u6709\u6548\u7684\u8a3a\u65b7\u548c\u512a\u5316\u63aa\u65bd\uff0c\u53ef\u4ee5\u986f\u8457\u6539\u5584\u4f3a\u670d\u5668\u7684\u6027\u80fd\u3002\u5c0d\u65bc\u9700\u8981\u7a69\u5b9a\u548c\u9ad8\u6548\u6578\u64da\u5eab\u670d\u52d9\u7684\u4f01\u696d\uff0c\u9078\u64c7\u5408\u9069\u7684 <a href=\"https:\/\/server.hk\">VPS<\/a> \u89e3\u6c7a\u65b9\u6848\u81f3\u95dc\u91cd\u8981\u3002\u4e86\u89e3\u66f4\u591a\u95dc\u65bc <a href=\"https:\/\/server.hk\">\u9999\u6e2f\u4f3a\u670d\u5668<\/a> \u7684\u8cc7\u8a0a\uff0c\u8acb\u8a2a\u554f\u6211\u5011\u7684\u7db2\u7ad9\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u5206\u6790MSSQL\u4f3a\u670d\u5668CPU\u4f7f\u7528\u7387\u904e\u9ad8\u7684\u539f\u56e0\uff0c\u63d0\u4f9b\u89e3\u6c7a\u65b9\u6848\u8207\u6700\u4f73\u5be6\u8e10\uff0c\u63d0\u5347\u7cfb\u7d71\u6548\u80fd\u8207\u7a69\u5b9a\u6027\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-64998","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/64998","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=64998"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/64998\/revisions"}],"predecessor-version":[{"id":64999,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/64998\/revisions\/64999"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=64998"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=64998"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=64998"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}