{"id":5159,"date":"2020-10-19T11:14:23","date_gmt":"2020-10-19T18:14:23","guid":{"rendered":"http:\/\/3.209.169.194\/blogs\/paul\/?p=5159"},"modified":"2020-10-19T11:14:23","modified_gmt":"2020-10-19T18:14:23","slug":"latches-and-spinlocks-whitepapers-have-moved","status":"publish","type":"post","link":"https:\/\/www.sqlskills.com\/blogs\/paul\/latches-and-spinlocks-whitepapers-have-moved\/","title":{"rendered":"Latches and spinlocks whitepapers have moved"},"content":{"rendered":"<p style=\"text-align: justify;\">Last month I was looking for the spinlocks whitepaper and discovered that both it and the latches whitepaper had disappeared from the Microsoft website. I contacted my good friend Pedro Lopes in the Product Group and he arranged for them to be integrated into the SQL Server documentation.<\/p>\n<p style=\"text-align: justify;\">You may be asking &#8220;what whitepapers?&#8221;&#8230;<\/p>\n<p style=\"text-align: justify;\">Back in 2011 the old SQLCAT team wrote two whitepapers, that I helped to tech review, on interpreting and dealing with latch and spinlock issues. They&#8217;re both excellent and I strongly recommend reading these whitepapers if you want to improve your performance tuning skills beyond looking at wait statistics.<\/p>\n<p style=\"text-align: justify;\">You can get them at:<\/p>\n<ul style=\"text-align: justify;\">\n<li><a href=\"https:\/\/docs.microsoft.com\/en-us\/sql\/relational-databases\/diagnose-resolve-latch-contention\" target=\"_blank\" rel=\"noopener noreferrer\">Diagnosing and Resolving Latch Contention on SQL Server<\/a><\/li>\n<li><a href=\"https:\/\/docs.microsoft.com\/en-us\/sql\/relational-databases\/diagnose-resolve-spinlock-contention\" target=\"_blank\" rel=\"noopener noreferrer\">Diagnosing and Resolving Spinlock Contention on SQL Server<\/a><\/li>\n<\/ul>\n<p style=\"text-align: justify;\">Enjoy!<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Last month I was looking for the spinlocks whitepaper and discovered that both it and the latches whitepaper had disappeared from the Microsoft website. I contacted my good friend Pedro Lopes in the Product Group and he arranged for them to be integrated into the SQL Server documentation. You may be asking &#8220;what whitepapers?&#8221;&#8230; Back [&hellip;]<\/p>\n","protected":false},"author":5,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[55,84],"tags":[],"class_list":["post-5159","post","type-post","status-publish","format-standard","hentry","category-latches","category-spinlocks"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v26.5 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Latches and spinlocks whitepapers have moved - Paul S. Randal<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.sqlskills.com\/blogs\/paul\/latches-and-spinlocks-whitepapers-have-moved\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Latches and spinlocks whitepapers have moved - Paul S. Randal\" \/>\n<meta property=\"og:description\" content=\"Last month I was looking for the spinlocks whitepaper and discovered that both it and the latches whitepaper had disappeared from the Microsoft website. I contacted my good friend Pedro Lopes in the Product Group and he arranged for them to be integrated into the SQL Server documentation. You may be asking &#8220;what whitepapers?&#8221;&#8230; Back [&hellip;]\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.sqlskills.com\/blogs\/paul\/latches-and-spinlocks-whitepapers-have-moved\/\" \/>\n<meta property=\"og:site_name\" content=\"Paul S. Randal\" \/>\n<meta property=\"article:published_time\" content=\"2020-10-19T18:14:23+00:00\" \/>\n<meta name=\"author\" content=\"Paul Randal\" \/>\n<meta name=\"twitter:label1\" content=\"Written by\" \/>\n\t<meta name=\"twitter:data1\" content=\"Paul Randal\" \/>\n\t<meta name=\"twitter:label2\" content=\"Est. reading time\" \/>\n\t<meta name=\"twitter:data2\" content=\"1 minute\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\/\/www.sqlskills.com\/blogs\/paul\/latches-and-spinlocks-whitepapers-have-moved\/\",\"url\":\"https:\/\/www.sqlskills.com\/blogs\/paul\/latches-and-spinlocks-whitepapers-have-moved\/\",\"name\":\"Latches and spinlocks whitepapers have moved - Paul S. Randal\",\"isPartOf\":{\"@id\":\"https:\/\/www.sqlskills.com\/blogs\/paul\/#website\"},\"datePublished\":\"2020-10-19T18:14:23+00:00\",\"author\":{\"@id\":\"https:\/\/www.sqlskills.com\/blogs\/paul\/#\/schema\/person\/ffcec826c18782e1e0adf173826a7fce\"},\"breadcrumb\":{\"@id\":\"https:\/\/www.sqlskills.com\/blogs\/paul\/latches-and-spinlocks-whitepapers-have-moved\/#breadcrumb\"},\"inLanguage\":\"en-US\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/www.sqlskills.com\/blogs\/paul\/latches-and-spinlocks-whitepapers-have-moved\/\"]}]},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/www.sqlskills.com\/blogs\/paul\/latches-and-spinlocks-whitepapers-have-moved\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\/\/www.sqlskills.com\/blogs\/paul\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Latches and spinlocks whitepapers have moved\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\/\/www.sqlskills.com\/blogs\/paul\/#website\",\"url\":\"https:\/\/www.sqlskills.com\/blogs\/paul\/\",\"name\":\"Paul S. Randal\",\"description\":\"In Recovery...\",\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\/\/www.sqlskills.com\/blogs\/paul\/?s={search_term_string}\"},\"query-input\":{\"@type\":\"PropertyValueSpecification\",\"valueRequired\":true,\"valueName\":\"search_term_string\"}}],\"inLanguage\":\"en-US\"},{\"@type\":\"Person\",\"@id\":\"https:\/\/www.sqlskills.com\/blogs\/paul\/#\/schema\/person\/ffcec826c18782e1e0adf173826a7fce\",\"name\":\"Paul Randal\",\"image\":{\"@type\":\"ImageObject\",\"inLanguage\":\"en-US\",\"@id\":\"https:\/\/www.sqlskills.com\/blogs\/paul\/#\/schema\/person\/image\/\",\"url\":\"https:\/\/secure.gravatar.com\/avatar\/0b6a266bba2f088f2551ef529293001bd73bf026bc1908b9866728c062beeeb6?s=96&d=mm&r=g\",\"contentUrl\":\"https:\/\/secure.gravatar.com\/avatar\/0b6a266bba2f088f2551ef529293001bd73bf026bc1908b9866728c062beeeb6?s=96&d=mm&r=g\",\"caption\":\"Paul Randal\"},\"sameAs\":[\"http:\/\/3.209.169.194\/blogs\/paul\"],\"url\":\"https:\/\/www.sqlskills.com\/blogs\/paul\/author\/paul\/\"}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"Latches and spinlocks whitepapers have moved - Paul S. Randal","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/www.sqlskills.com\/blogs\/paul\/latches-and-spinlocks-whitepapers-have-moved\/","og_locale":"en_US","og_type":"article","og_title":"Latches and spinlocks whitepapers have moved - Paul S. Randal","og_description":"Last month I was looking for the spinlocks whitepaper and discovered that both it and the latches whitepaper had disappeared from the Microsoft website. I contacted my good friend Pedro Lopes in the Product Group and he arranged for them to be integrated into the SQL Server documentation. You may be asking &#8220;what whitepapers?&#8221;&#8230; Back [&hellip;]","og_url":"https:\/\/www.sqlskills.com\/blogs\/paul\/latches-and-spinlocks-whitepapers-have-moved\/","og_site_name":"Paul S. Randal","article_published_time":"2020-10-19T18:14:23+00:00","author":"Paul Randal","twitter_misc":{"Written by":"Paul Randal","Est. reading time":"1 minute"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"WebPage","@id":"https:\/\/www.sqlskills.com\/blogs\/paul\/latches-and-spinlocks-whitepapers-have-moved\/","url":"https:\/\/www.sqlskills.com\/blogs\/paul\/latches-and-spinlocks-whitepapers-have-moved\/","name":"Latches and spinlocks whitepapers have moved - Paul S. Randal","isPartOf":{"@id":"https:\/\/www.sqlskills.com\/blogs\/paul\/#website"},"datePublished":"2020-10-19T18:14:23+00:00","author":{"@id":"https:\/\/www.sqlskills.com\/blogs\/paul\/#\/schema\/person\/ffcec826c18782e1e0adf173826a7fce"},"breadcrumb":{"@id":"https:\/\/www.sqlskills.com\/blogs\/paul\/latches-and-spinlocks-whitepapers-have-moved\/#breadcrumb"},"inLanguage":"en-US","potentialAction":[{"@type":"ReadAction","target":["https:\/\/www.sqlskills.com\/blogs\/paul\/latches-and-spinlocks-whitepapers-have-moved\/"]}]},{"@type":"BreadcrumbList","@id":"https:\/\/www.sqlskills.com\/blogs\/paul\/latches-and-spinlocks-whitepapers-have-moved\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https:\/\/www.sqlskills.com\/blogs\/paul\/"},{"@type":"ListItem","position":2,"name":"Latches and spinlocks whitepapers have moved"}]},{"@type":"WebSite","@id":"https:\/\/www.sqlskills.com\/blogs\/paul\/#website","url":"https:\/\/www.sqlskills.com\/blogs\/paul\/","name":"Paul S. Randal","description":"In Recovery...","potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/www.sqlskills.com\/blogs\/paul\/?s={search_term_string}"},"query-input":{"@type":"PropertyValueSpecification","valueRequired":true,"valueName":"search_term_string"}}],"inLanguage":"en-US"},{"@type":"Person","@id":"https:\/\/www.sqlskills.com\/blogs\/paul\/#\/schema\/person\/ffcec826c18782e1e0adf173826a7fce","name":"Paul Randal","image":{"@type":"ImageObject","inLanguage":"en-US","@id":"https:\/\/www.sqlskills.com\/blogs\/paul\/#\/schema\/person\/image\/","url":"https:\/\/secure.gravatar.com\/avatar\/0b6a266bba2f088f2551ef529293001bd73bf026bc1908b9866728c062beeeb6?s=96&d=mm&r=g","contentUrl":"https:\/\/secure.gravatar.com\/avatar\/0b6a266bba2f088f2551ef529293001bd73bf026bc1908b9866728c062beeeb6?s=96&d=mm&r=g","caption":"Paul Randal"},"sameAs":["http:\/\/3.209.169.194\/blogs\/paul"],"url":"https:\/\/www.sqlskills.com\/blogs\/paul\/author\/paul\/"}]}},"_links":{"self":[{"href":"https:\/\/www.sqlskills.com\/blogs\/paul\/wp-json\/wp\/v2\/posts\/5159","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.sqlskills.com\/blogs\/paul\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.sqlskills.com\/blogs\/paul\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.sqlskills.com\/blogs\/paul\/wp-json\/wp\/v2\/users\/5"}],"replies":[{"embeddable":true,"href":"https:\/\/www.sqlskills.com\/blogs\/paul\/wp-json\/wp\/v2\/comments?post=5159"}],"version-history":[{"count":0,"href":"https:\/\/www.sqlskills.com\/blogs\/paul\/wp-json\/wp\/v2\/posts\/5159\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.sqlskills.com\/blogs\/paul\/wp-json\/wp\/v2\/media?parent=5159"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.sqlskills.com\/blogs\/paul\/wp-json\/wp\/v2\/categories?post=5159"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.sqlskills.com\/blogs\/paul\/wp-json\/wp\/v2\/tags?post=5159"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}