Install the vSphere Update Manager Download Service (UMDS) on a Linux virtual machine to download and store binaries and metadata to a shared repository in the region. In the region, connect the UMDS instance to the vSphere Update Manager for vCenter Server.
Prerequisites for Deploying vSphere Update Manager Download Service in ROBO Before you deploy vSphere Update Manager Download Service, verify that your environment fulfills the requirements for this deployment.
Configure PostgreSQL Database on Your Linux-Based Host Operating System for UMDS in ROBO On a virtual machine with Ubuntu 14.04 Long Term Support (LTS) where you plan to install vSphere Update Manager Download Service, configure a PostgreSQL database instance.
Install UMDS on Ubuntu OS in ROBO After you install and configure the PostgreSQL database on the UMDS virtual machine, install the UMDS software.
Set Up the Data to Download Using UMDS in ROBO By default UMDS downloads patch binaries, patch metadata, and notifications for hosts. Select which patch binaries and patch metadata to download with UMDS.
Install and Configure the UMDS Web Server in ROBO The UMDS server downloads upgrades, patch binaries, patch metadata, and notifications to a directory that you must share to vSphere Update Manager by using a Web server.
Use the UMDS Shared Repository as the Download Source in Update Manager in ROBO Configure Update Manager to use the UMDS shared repository as a source for downloading ESXi patches, extensions, and notifications.