# 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)