{"id":946,"date":"2009-02-24T11:00:00","date_gmt":"2009-02-24T11:00:00","guid":{"rendered":"\/blogs\/paul\/post\/Rolling-upgrade-using-database-mirroring-(and-a-bug-in-2008-RTM).aspx"},"modified":"2017-04-13T09:51:49","modified_gmt":"2017-04-13T16:51:49","slug":"rolling-upgrade-using-database-mirroring-and-a-bug-in-2008-rtm","status":"publish","type":"post","link":"https:\/\/www.sqlskills.com\/blogs\/paul\/rolling-upgrade-using-database-mirroring-and-a-bug-in-2008-rtm\/","title":{"rendered":"Rolling upgrade using database mirroring (and a bug in 2008 RTM)"},"content":{"rendered":"<p>\n<font face=\"verdana,geneva\" size=\"2\">While trawling through the latest 2008 Books Online this morning to answer a question, I noticed a new section that I hadn&#39;t seen before, which explains in detail how to perform a rolling upgrade with database mirroring. The link to the MSDN page is <\/font><a href=\"https:\/\/msdn.microsoft.com\/en-us\/library\/bb677181.aspx\"><font face=\"verdana,geneva\" size=\"2\">http:\/\/msdn.microsoft.com\/en-us\/library\/bb677181.aspx<\/font><\/a><font face=\"verdana,geneva\" size=\"2\">&nbsp;and below I&#39;ve linked to the flowchart from that page.&nbsp;&nbsp;<\/font>\n<\/p>\n<p>\n<img fetchpriority=\"high\" decoding=\"async\" src=\"https:\/\/www.sqlskills.com\/blogs\/paul\/wp-content\/uploads\/2009\/2\/msdndbmrollingupgrade.gif\" alt=\"\" width=\"560\" height=\"534\" \/>\n<\/p>\n<p>\n<font face=\"verdana,geneva\" size=\"2\">Books Online also has a lot of other &quot;how-to&quot; topics around database mirroring &#8211; here are some links: <\/font>\n<\/p>\n<ul>\n<li>\n<div>\n\t<font face=\"verdana,geneva\" size=\"2\">2005 mirroring how-to topics: <\/font><a href=\"https:\/\/msdn.microsoft.com\/Areas\/Epx\/Content\/500.htm?aspxerrorpath=\/en-us\/library\/ms175059(SQL.90).aspx\"><font face=\"verdana,geneva\" size=\"2\">http:\/\/msdn.microsoft.com\/en-us\/library\/ms175059(SQL.90).aspx<\/font><\/a>\n\t<\/div>\n<\/li>\n<li>\n<div>\n\t<font face=\"verdana,geneva\" size=\"2\">2008 mirroring deployment how-to topics: <\/font><a href=\"https:\/\/msdn.microsoft.com\/Areas\/Epx\/Content\/500.htm?aspxerrorpath=\/en-us\/library\/bb510479.aspx\"><font face=\"verdana,geneva\" size=\"2\">http:\/\/msdn.microsoft.com\/en-us\/library\/bb510479.aspx<\/font><\/a>\n\t<\/div>\n<\/li>\n<li>\n<div>\n\t<font face=\"verdana,geneva\" size=\"2\">2008 mirroring administration how-to topics: <\/font><a href=\"https:\/\/msdn.microsoft.com\/en-us\/library\/ms175059.aspx\"><font face=\"verdana,geneva\" size=\"2\">http:\/\/msdn.microsoft.com\/en-us\/library\/ms175059.aspx<\/font><\/a>\n\t<\/div>\n<\/li>\n<li>\n<div>\n\t<font face=\"verdana,geneva\" size=\"2\">2008 mirroring monitoring how-to topics: <\/font><a href=\"https:\/\/msdn.microsoft.com\/Areas\/Epx\/Content\/500.htm?aspxerrorpath=\/en-us\/library\/cc280423.aspx\"><font face=\"verdana,geneva\" size=\"2\">http:\/\/msdn.microsoft.com\/en-us\/library\/cc280423.aspx<\/font><\/a>\n\t<\/div>\n<\/li>\n<\/ul>\n<p>\n<a href=\"http:\/\/blogs.msdn.com\/b\/sqlcat\/\"><font face=\"verdana,geneva\" size=\"2\">Kevin Cox<\/font><\/a><font face=\"verdana,geneva\" size=\"2\"> of the <\/font><a href=\"http:\/\/blogs.msdn.com\/b\/sqlcat\/\"><font face=\"verdana,geneva\" size=\"2\">SQLCAT<\/font><\/a><font face=\"verdana,geneva\" size=\"2\"> team also <\/font><a href=\"http:\/\/blogs.msdn.com\/b\/sqlcat\/\"><font face=\"verdana,geneva\" size=\"2\">just blogged<\/font><\/a><font face=\"verdana,geneva\" size=\"2\"> about a customer upgrade from 2005 to 2008 and some of the issues they faced. Btw &#8211; if you&#39;re not subscribed to their blog, you definitely should be &#8211; lots of cool stuff.<\/font>\n<\/p>\n<p>\n<font face=\"verdana,geneva\" size=\"2\">And now the bug. In 2008 RTM, if your database contains full-text then mirroring will not work when you perform a rolling upgrade. This is explained in <\/font><a href=\"https:\/\/support.microsoft.com\/kb\/956017\"><font face=\"verdana,geneva\" size=\"2\">KB 956017<\/font><\/a><font face=\"verdana,geneva\" size=\"2\">&nbsp;(with a trace-flag workaround)&nbsp;and <\/font><a href=\"https:\/\/support.microsoft.com\/kb\/957816\"><font face=\"verdana,geneva\" size=\"2\">KB 957816<\/font><\/a><font face=\"verdana,geneva\" size=\"2\">, which points at 2008 RTM CU1 that has the fix in.<\/font><\/p>\n","protected":false},"excerpt":{"rendered":"<p>While trawling through the latest 2008 Books Online this morning to answer a question, I noticed a new section that I hadn&#39;t seen before, which explains in detail how to perform a rolling upgrade with database mirroring. The link to the MSDN page is http:\/\/msdn.microsoft.com\/en-us\/library\/bb677181.aspx&nbsp;and below I&#39;ve linked to the flowchart from that page.&nbsp;&nbsp; Books [&hellip;]<\/p>\n","protected":false},"author":5,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[19,32,46,49,86],"tags":[],"class_list":["post-946","post","type-post","status-publish","format-standard","hentry","category-bugfixes","category-database-mirroring","category-high-availability","category-install-setup","category-sql-server-2008"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v26.5 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Rolling upgrade using database mirroring (and a bug in 2008 RTM) - 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\/rolling-upgrade-using-database-mirroring-and-a-bug-in-2008-rtm\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Rolling upgrade using database mirroring (and a bug in 2008 RTM) - Paul S. Randal\" \/>\n<meta property=\"og:description\" content=\"While trawling through the latest 2008 Books Online this morning to answer a question, I noticed a new section that I hadn&#039;t seen before, which explains in detail how to perform a rolling upgrade with database mirroring. 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