{"id":9251,"date":"2008-11-06T14:18:00","date_gmt":"1999-11-29T20:00:00","guid":{"rendered":"https:\/\/aidanfinn.com\/?p=9251"},"modified":"2008-11-06T14:18:00","modified_gmt":"1999-11-29T20:00:00","slug":"day-4-steve-riley-on-hyper-v-patching","status":"publish","type":"post","link":"https:\/\/aidanfinn.com\/?p=9251","title":{"rendered":"Day 4: Steve Riley on Hyper-V Patching"},"content":{"rendered":"<p>I caught the end of Steve Riley talking about the urgency of patching and a solution for VM&#8217;s.\u00a0 He recommended patching as soon as possible.\u00a0 His thoughts were the risks of not patching while waiting for testing were greater than the risks of something going wrong with a patch.\u00a0 Rather simplistic point of view.\u00a0 If an admin follows process of testing then he won&#8217;t get fired for an attack.\u00a0 If he deploys an update without testing then &#8230;. ouch.<\/p>\n<p>Steve&#8217;s suggested process was:<\/p>\n<ul>\n<li>Snapshot your VM&#8217;s.<\/li>\n<li>Patch<\/li>\n<li>If something goes wrong, rollback the VM.<\/li>\n<li>If it goes well, remove the snapshot.<\/li>\n<\/ul>\n<p>There&#8217;s two problems here:<\/p>\n<ul>\n<li>In my fun&#8217;n&#8217;games with PSS, I&#8217;ve learned that PSS do not support snapshots in a production environment in Hyper-V.\u00a0 You must use bare metal backups using a Hyper-V VSS writer certified backup solution, e.g. DPM 2007.<\/li>\n<li>You need to be careful about rollbacks to snapshots\/bare metal backups.\u00a0 Active Directory domain controllers should <em>never<\/em> be recovered in this manner in a network with more than one domain controller.\u00a0 There is a risk of a USN rollback.<\/li>\n<\/ul>\n<p>Personally, I won&#8217;t be giving up my 3 phase process: virtual lab test, pilot deployment and live deployment.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>I caught the end of Steve Riley talking about the urgency of patching and a solution for VM&#8217;s.\u00a0 He recommended patching as soon as possible.\u00a0 His thoughts were the risks of not patching while waiting for testing were greater than the risks of something going wrong with a patch.\u00a0 Rather simplistic point of view.\u00a0 If &hellip; <a href=\"https:\/\/aidanfinn.com\/?p=9251\" class=\"more-link\">Continue reading<span class=\"screen-reader-text\"> &#8220;Day 4: Steve Riley on Hyper-V Patching&#8221;<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"om_disable_all_campaigns":false,"_monsterinsights_skip_tracking":false,"_monsterinsights_sitenote_active":false,"_monsterinsights_sitenote_note":"","_monsterinsights_sitenote_category":0,"_uf_show_specific_survey":0,"_uf_disable_surveys":false,"footnotes":""},"categories":[42],"tags":[],"class_list":["post-9251","post","type-post","status-publish","format-standard","hentry","category-teched-emea-it-pro"],"aioseo_notices":[],"jetpack_featured_media_url":"","amp_enabled":true,"_links":{"self":[{"href":"https:\/\/aidanfinn.com\/index.php?rest_route=\/wp\/v2\/posts\/9251","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/aidanfinn.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/aidanfinn.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/aidanfinn.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/aidanfinn.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=9251"}],"version-history":[{"count":0,"href":"https:\/\/aidanfinn.com\/index.php?rest_route=\/wp\/v2\/posts\/9251\/revisions"}],"wp:attachment":[{"href":"https:\/\/aidanfinn.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=9251"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/aidanfinn.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=9251"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/aidanfinn.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=9251"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}