{"id":172187,"date":"2023-10-16T10:45:03","date_gmt":"2023-10-16T09:45:03","guid":{"rendered":"https:\/\/datascientest.com\/en\/?p=172187"},"modified":"2023-10-16T10:58:06","modified_gmt":"2023-10-16T09:58:06","slug":"devops-canary-deployment-a-closer-look","status":"publish","type":"post","link":"https:\/\/datascientest.com\/en\/devops-canary-deployment-a-closer-look","title":{"rendered":"DevOps Canary deployment: A closer look"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-post\" data-elementor-id=\"172187\" class=\"elementor elementor-172187\" data-elementor-post-type=\"post\">\n\t\t\t\t\t\t\t<div class=\"elementor-element elementor-element-538d5de4 e-flex e-con-boxed e-con\" data-id=\"538d5de4\" data-element_type=\"container\" data-settings=\"{&quot;content_width&quot;:&quot;boxed&quot;}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-73fede91 elementor-widget elementor-widget-heading\" data-id=\"73fede91\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<style>\/*! elementor - v3.15.0 - 02-08-2023 *\/\n.elementor-heading-title{padding:0;margin:0;line-height:1}.elementor-widget-heading .elementor-heading-title[class*=elementor-size-]>a{color:inherit;font-size:inherit;line-height:inherit}.elementor-widget-heading .elementor-heading-title.elementor-size-small{font-size:15px}.elementor-widget-heading .elementor-heading-title.elementor-size-medium{font-size:19px}.elementor-widget-heading .elementor-heading-title.elementor-size-large{font-size:29px}.elementor-widget-heading .elementor-heading-title.elementor-size-xl{font-size:39px}.elementor-widget-heading .elementor-heading-title.elementor-size-xxl{font-size:59px}<\/style><h2 class=\"elementor-heading-title elementor-size-default\">In the software testing phase, DevOps often needs several versions to identify bugs and make the necessary corrections. But depending on budget, requirements or simply the tools available, the deployment strategy varies. In this article, we take a closer look at the Canary DevOps  release.<\/h2>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-491cc318 elementor-widget elementor-widget-text-editor\" data-id=\"491cc318\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<style>\/*! elementor - v3.15.0 - 02-08-2023 *\/\n.elementor-widget-text-editor.elementor-drop-cap-view-stacked .elementor-drop-cap{background-color:#69727d;color:#fff}.elementor-widget-text-editor.elementor-drop-cap-view-framed .elementor-drop-cap{color:#69727d;border:3px solid;background-color:transparent}.elementor-widget-text-editor:not(.elementor-drop-cap-view-default) .elementor-drop-cap{margin-top:8px}.elementor-widget-text-editor:not(.elementor-drop-cap-view-default) .elementor-drop-cap-letter{width:1em;height:1em}.elementor-widget-text-editor .elementor-drop-cap{float:left;text-align:center;line-height:1;font-size:50px}.elementor-widget-text-editor .elementor-drop-cap-letter{display:inline-block}<\/style>\t\t\t\t<p><span style=\"font-weight: 400;\">So what&#8217;s involved? What are the other methods? How does it work? What are the advantages and disadvantages of <strong>Canary DevOps?<\/strong> We answer all your questions.<\/span><\/p>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-670b52c2 e-flex e-con-boxed e-con\" data-id=\"670b52c2\" data-element_type=\"container\" data-settings=\"{&quot;content_width&quot;:&quot;boxed&quot;}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-37d37871 elementor-widget elementor-widget-heading\" data-id=\"37d37871\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">What is Canary DevOps deployment?<\/h3>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-68091c06 elementor-widget elementor-widget-text-editor\" data-id=\"68091c06\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<p>While <a href=\"https:\/\/datascientest.com\/en\/all-about-ci-cd\">continuous deployment is one of the founding principles of the DevOps movement<\/a>, it still requires a testing phase before the software or application is put into production.<\/p><p>The Canary DevOps method was developed to optimize this testing phase.<\/p><p>The idea is to roll out modifications progressively to a limited number of users. This makes it easier to know whether the changes implemented are producing the desired result.<\/p><p>With this more cautious approach, risk is reduced and production can be launched more quickly.<\/p><p>\ud83d\udca1Good to know: users with access to modifications are called canaries. This name refers to the birds that used to warn miners of dangerous concentrations of toxic gases in the mines. Here, the canaries warn <a href=\"https:\/\/datascientest.com\/en\/calms-devops-a-guide-to-digital-transformation\">DevOps of bugs in the application or software.<\/a><\/p>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-4e0831ea e-flex e-con-boxed e-con\" data-id=\"4e0831ea\" data-element_type=\"container\" data-settings=\"{&quot;content_width&quot;:&quot;boxed&quot;}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-6d7af0eb elementor-widget elementor-widget-heading\" data-id=\"6d7af0eb\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">What are the other deployment models?<\/h3>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-20f8bad5 elementor-widget elementor-widget-text-editor\" data-id=\"20f8bad5\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<p>Canary release is not the only deployment model available. Here are two other popular methods:<\/p><ul><li><strong>Progressive (or Rolling) deployment:<\/strong> as with the Canary release, this involves staggering the changes. But here, changes are implemented on servers or instances. Conversely, with Canary DevOps deployment, new functionalities are made available directly to selected users.<\/li><li><a href=\"https:\/\/datascientest.com\/en\/blue-green-devops-a-vital-approach-for-software-development\">Blue\/Green deployment:<\/a> two hosting infrastructures are planned. One hosts the production version of the application (Blue), while the other is put in reserve (Green). The latter is used to deploy the new version and carry out various tests. When all functionalities have been validated, the update is deployed on the Blue infrastructure.<\/li><\/ul>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-528b3ecb elementor-widget elementor-widget-image\" data-id=\"528b3ecb\" data-element_type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<style>\/*! elementor - v3.15.0 - 02-08-2023 *\/\n.elementor-widget-image{text-align:center}.elementor-widget-image a{display:inline-block}.elementor-widget-image a img[src$=\".svg\"]{width:48px}.elementor-widget-image img{vertical-align:middle;display:inline-block}<\/style>\t\t\t\t\t\t\t\t\t<figure class=\"wp-caption\">\n\t\t\t\t\t\t\t\t\t\t<img decoding=\"async\" width=\"619\" height=\"358\" src=\"https:\/\/datascientest.com\/en\/files\/2023\/10\/deploiement-blue-green.png\" class=\"attachment-full size-full wp-image-172191\" alt=\"\" srcset=\"https:\/\/datascientest.com\/en\/files\/2023\/10\/deploiement-blue-green.png 619w, https:\/\/datascientest.com\/en\/files\/2023\/10\/deploiement-blue-green-300x174.png 300w\" sizes=\"(max-width: 619px) 100vw, 619px\" \/>\t\t\t\t\t\t\t\t\t\t\t<figcaption class=\"widget-image-caption wp-caption-text\"><\/figcaption>\n\t\t\t\t\t\t\t\t\t\t<\/figure>\n\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-55a4b490 elementor-align-center button-principale elementor-widget elementor-widget-button\" data-id=\"55a4b490\" data-element_type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t<a class=\"elementor-button elementor-button-link elementor-size-sm elementor-animation-grow\" href=\"https:\/\/datascientest.com\/en\/course-devops\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t<span class=\"elementor-button-text\">Discover DataScientest's Devops training course<\/span>\n\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-724e59d1 elementor-widget elementor-widget-text-editor\" data-id=\"724e59d1\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<p>In both cases, organizations need a relatively large IT infrastructure to host both versions of an application. This is not the case with the Canary DevOps approach.<\/p>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-2077449f e-flex e-con-boxed e-con\" data-id=\"2077449f\" data-element_type=\"container\" data-settings=\"{&quot;content_width&quot;:&quot;boxed&quot;}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-5ceb2090 elementor-widget elementor-widget-heading\" data-id=\"5ceb2090\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">How does the Canary DevOps release work?<\/h3>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-691c3b61 elementor-widget elementor-widget-text-editor\" data-id=\"691c3b61\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<p>The<strong> Canary DevOps deployment<\/strong> involves staggering the changes, so that a limited number of users have access to the new version. The others will continue to use the previous version, until the changes are accepted.<\/p><p>In the event of errors or bugs, DevOps redirects traffic to the old version to correct any flaws. Once the changes have been validated, they are deployed to the entire environment for all users.<\/p><p>For this method to work, it&#8217;s vital to select the right canaries. They must be users who are both tolerant of bugs and able to detect them. Tolerance helps to reduce dissatisfaction, while the ability to detect bugs enables us to improve the product through feedback.<\/p><p>It is for this reason that Canary releases are often deployed internally before being made public. But it is also possible to create opt-in user groups, who wish to receive updates before anyone else.<\/p><p>Whatever their function, canaries are not always aware that they are being used as an early warning signal.<\/p>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-1c7243c3 e-flex e-con-boxed e-con\" data-id=\"1c7243c3\" data-element_type=\"container\" data-settings=\"{&quot;content_width&quot;:&quot;boxed&quot;}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-53e28778 elementor-widget elementor-widget-heading\" data-id=\"53e28778\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">What are the benefits of Canary deployment for DevOps?<\/h3>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-7bea9592 elementor-widget elementor-widget-heading\" data-id=\"7bea9592\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<h4 class=\"elementor-heading-title elementor-size-default\">Feedback<\/h4>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-1d365ec elementor-widget elementor-widget-text-editor\" data-id=\"1d365ec\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<p>By making some of the changes available to a small sample of users, it&#8217;s easier to get feedback. It is this feedback that enables continuous improvement of the software or application.<\/p>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-25de270b elementor-widget elementor-widget-heading\" data-id=\"25de270b\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<h4 class=\"elementor-heading-title elementor-size-default\">Risk reduction<\/h4>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-7114066c elementor-widget elementor-widget-text-editor\" data-id=\"7114066c\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<p>Although some bugs are identified during the test phase, the number of users experiencing them is small. This helps maintain an excellent level of satisfaction.<\/p><p>What&#8217;s more, modifications are more easily reversible than if they were distributed to a large proportion of users.<\/p><p>In all cases, deployment risk is greatly reduced thanks to Canary Devops.<\/p>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-efdc0c1 elementor-widget elementor-widget-heading\" data-id=\"efdc0c1\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<h4 class=\"elementor-heading-title elementor-size-default\">Lack of dedicated infrastructure<\/h4>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-4fbeaa12 elementor-widget elementor-widget-text-editor\" data-id=\"4fbeaa12\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<p>Unlike<strong> the Blue\/Green and Progressive deployment methods,<\/strong> there is no need for two infrastructures (one for testing and another for full deployment). This is because Canary testing is not carried out on another server or instance, but with a specific group of users.<\/p><p>As such, Canary DevOps deployment is particularly useful for companies with limited financial resources.<\/p>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-3e2d2384 e-flex e-con-boxed e-con\" data-id=\"3e2d2384\" data-element_type=\"container\" data-settings=\"{&quot;content_width&quot;:&quot;boxed&quot;}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-3d3abd11 elementor-widget elementor-widget-heading\" data-id=\"3d3abd11\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">What are the drawbacks of Canary Release?<\/h3>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-1e7f7bab elementor-widget elementor-widget-text-editor\" data-id=\"1e7f7bab\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<p>Despite all the benefits of Canary for a DevOps deployment, it&#8217;s <strong>important to be aware of the method&#8217;s weaknesses.<\/strong> Indeed, even if restricted users are able to provide feedback, bugs sometimes slip through the cracks. So it&#8217;s vital to double-check for any malfunctions before releasing the entire environment to production.<\/p>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-454fa7e2 elementor-widget elementor-widget-image\" data-id=\"454fa7e2\" data-element_type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t<figure class=\"wp-caption\">\n\t\t\t\t\t\t\t\t\t\t<img decoding=\"async\" width=\"800\" height=\"458\" src=\"https:\/\/datascientest.com\/en\/files\/2023\/10\/devops-canary.jpg\" class=\"attachment-large size-large wp-image-172192\" alt=\"\" srcset=\"https:\/\/datascientest.com\/en\/files\/2023\/10\/devops-canary.jpg 890w, https:\/\/datascientest.com\/en\/files\/2023\/10\/devops-canary-300x172.jpg 300w, https:\/\/datascientest.com\/en\/files\/2023\/10\/devops-canary-768x440.jpg 768w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/>\t\t\t\t\t\t\t\t\t\t\t<figcaption class=\"widget-image-caption wp-caption-text\"><\/figcaption>\n\t\t\t\t\t\t\t\t\t\t<\/figure>\n\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-7f0a1b22 elementor-align-center button-principale elementor-widget elementor-widget-button\" data-id=\"7f0a1b22\" data-element_type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t<a class=\"elementor-button elementor-button-link elementor-size-sm elementor-animation-grow\" href=\"https:\/\/datascientest.com\/en\/course-devops\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t<span class=\"elementor-button-text\">Start a DevOps Course<\/span>\n\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-725f4e89 e-flex e-con-boxed e-con\" data-id=\"725f4e89\" data-element_type=\"container\" data-settings=\"{&quot;content_width&quot;:&quot;boxed&quot;}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-6ac7ac8b elementor-widget elementor-widget-heading\" data-id=\"6ac7ac8b\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">Key facts<\/h3>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-5d9561d5 elementor-widget elementor-widget-text-editor\" data-id=\"5d9561d5\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<ol><li style=\"font-weight: 400;\" aria-level=\"1\">The <strong>Canary DevOps<\/strong> method enables new features to be rolled out progressively to a limited number of users.<\/li><li style=\"font-weight: 400;\" aria-level=\"1\">Unlike the <strong>Rolling and Blue\/Green deployment models,<\/strong> Canary release requires no additional infrastructure.<\/li><li style=\"font-weight: 400;\" aria-level=\"1\">Canary release enables organizations to reduce risk, accelerate time-to-production, and all at a lower cost.<\/li><\/ol>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-1cbdb770 e-flex e-con-boxed e-con\" data-id=\"1cbdb770\" data-element_type=\"container\" data-settings=\"{&quot;content_width&quot;:&quot;boxed&quot;}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t","protected":false},"excerpt":{"rendered":"<p>In the software testing phase, DevOps often needs several versions to identify bugs and make the necessary corrections. But depending on budget, requirements or simply the tools available, the deployment strategy varies. In this article, we take a closer look at the Canary DevOps release. So what&#8217;s involved? What are the other methods? How does [&hellip;]<\/p>\n","protected":false},"author":67,"featured_media":172189,"comment_status":"open","ping_status":"open","sticky":false,"template":"elementor_theme","format":"standard","meta":{"content-type":"","inline_featured_image":false},"categories":[2421],"tags":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v21.7 (Yoast SEO v21.7) - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>DevOps Canary deployment: A closer look<\/title>\n<meta name=\"description\" content=\"Explore the intricacies of DevOps Canary Deployment, a key practice in continuous integration and delivery. Understand its components and benefits for efficient software release\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/datascientest.com\/en\/devops-canary-deployment-a-closer-look\" \/>\n<meta property=\"og:locale\" content=\"en_GB\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"DevOps Canary deployment: A closer look\" \/>\n<meta property=\"og:description\" content=\"In the software testing phase, DevOps often needs several versions to identify bugs and make the necessary corrections. 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