VMware Update Manager is widely used for Patching and Upgrading ESXi hosts in vSphere Infrastructure. Update Manager allows you to Patch your ESXi hosts easily by downloading Patches directly from VMware Sources. In this post we will see on How to Patch ESXi Hosts using VMware Update Manager.
Patching is very important in every organization to overcome the security risks & bug fixes as well. In VMware environment also VMware releases Patches for ESXi hosts so to fix the bugs and improve the security of overall virtual infrastructure.
Before going for Patching make sure that you have downloaded all the necessary patches related to your Infrastructure. Downloading of Patches can be done manually or you can schedule the Downloads through Update Manager.
So Let’s see How to Patch ESXi Host using VMware Update Manager:
Login to vSphere Web Client.
Select the ESXi Host which you want to Patch.
Go to Updates Tab.
Select Host Updates.
Here you can see the Host Compliant status and number of Patches required. (This will be only displayed if you have baseline attached to the ESXi host and checked Compliance).
Scroll down to Attached Baselines section.
Here you will see the baseline which is attached and it will be used to Patch ESXi hosts.
Click on Remediate to start the Patching Wizard.
Here you can see ESXi host and it’s details such as Number of Patches will be installed.
You will also get Pre-Check report for any issues before Patching so to avoid any prevention.
So make sure to check all the details.
If you scroll down to Install Updates here you will see all the Patches & it’s details that will be installed during ESXi Patching.
Scroll Down to Scheduling Options so if you want to schedule your patching in specific time such as non production hours. So that also you can do it here.
Scroll Down to Remediation Settings here you can verify as part of the Patching what Pre & Post actions will be performed on the Host.
So if you want to change anything you can click on “Close Dialog And Go to Settings”
Now after verifying all the configuration and details. Select your ESXi host and click Remediate to start Patching on the ESXi host.
You can view the status of ESXi Host patching in the Recent tasks section.
It will take few minutes based on your environment to complete the Patching on the ESXi Host.
Once the Patching is completed you can see Host status is compliant.
So using this way you can easily Patch your ESXi hosts in your VMware Environment using Update Manager. Once Patching is completed you can put host in maintenance mode for checking and verify that Host is working perfectly.
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