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knowledgebase/csd-wiki/ICSD/Patch-Cloud-Deployment-Process_686087749.md

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+# Patch-Cloud-Deployment-Process_686087749
+## Introduction
+
+This document describes the coordination and interaction between RnD and the Cloud team in Patch from kick off to release to final deployment to the Cloud environment.
+
+## Role
+
+| Role | Label |
+| --- | --- |
+| RnD CPE PMO | RND PMO |
+| Cloud Service PMO | CLOUD PMO |
+| RnD Engineer | RND |
+| IE Engineer | IE |
+| Cloud DevOps Engineer | CLOUD OPS |
+
+## 1.Patch Kick-off
+
+- When Patch kick off, inform Cloud DevOps team about the upcoming patch plan, scope and release timeline RND PMO
+
+## 2.Patch Cloud Deployment Plan
+
+- Initiate Cloud team internal meeting to discuss patch deployment timeline and maintenance window to deploy patch to Cloud environment CLOUD PMO
+- Notify customer about planned maintenance window (2 weeks before the planned maintenance window) CLOUD PMO
+- Create a patch Cloud deployment project plan and distribute to all stakeholders CLOUD PMO
+
+## 3.Patch Release
+
+- Notify Cloud team once the patch is official released, include detail patch release information RND PMO
+- Patch document published on customer facing SaaS doc portal IE
+- Patch DevOps document (install, rollback, additional steps) published on Ops doc space for further review IE
+
+## 4.Patch Cloud Deployment Review
+
+- Initiate a meeting to review patch releas packages, patch documentation, and final confirm the maintance window timeline RND PMO
+	- RnD PMO to involve both RND and IE if there are some specific steps in the patch which need to be further clarified with Cloud team RND PMO
+		- This meeting should be scheduled one day before the patch code freeze, to ensure all relevant patch intallation, additional steps are aligned with Cloud team RND PMO
+- Prepare notification to customer about patch deployment maintenance window CLOUD PMO
+- Cloud DevOps team to start validate patch deployment on non-production environment CLOUD OPS
+- Once non-prod validated, get management's approval to move patch release to customer production environment CLOUD PMO
+- Open Cloud Change Request in Change Management System and Prepare for CAB review CLOUD OPS
+
+## 5.Patch Cloud Deployment
+
+- Open the Ops change and join CAB review for upcoming patch upgrade CLOUD OPS
+- Follow pre-defined maintenance window to deploy latest patch to customer production environment CLOUD OPS
+- Notify customer the patch deployment is completed CLOUD OPS
+
+![](attachments/686087749/686088532.png)