VMware Update Manager uses Remediate option to Upgrade or Patch ESXi hosts. If you have worked on the previous versions of Update Manager you might be familiar with the Remediate option. Now with the latest version of VMware Update Manager 6.7 Remediate Option is very much simplified & easy to use. In this post we will see on How you can Upgrade ESXi hosts Using VMware Update Manager.
Remediate ESXi hosts basically means that Upgrading or Patching the ESXi Hosts with the baseline attached. So When you click on Remediate your ESXi host will be upgraded or Patched by the Update Manager. You can either got with the Full Cluster Remediation in which each ESXi host will be remediated individually one by one or you can Remediate each ESXi host manually.
Points to Remember before going for Upgrade:
Make sure you have Uploaded or Downloaded correct ESXi Patches or ISO Images in the Update Manager.
Make sure you have correct Upgrade baseline is attached to the Host or Cluster.
Make sure to perform Pre-Check to avoid any issues which can prevent Remediation process.
Make sure you have resource availability so your VMs will be migrated to other hosts.
So let’s see How to Upgrade ESXi Hosts in VMware Update Manager:
Select the Host or Cluster which you want to perform Upgrade.
Go to Updates Tab.
Select Host Updates.
Scroll Down to Attached Baselines Section.
Here you can see which baselines are attached to the Cluster and Hosts which are Non-Compliant .
Click on Remediate to start the Remediation process.
Read and Accept the License Agreement.
Click OK to continue.
Here you will see Pre-Checks warnings if any.
It is recommended to check for warnings and resolve it.
Scroll Down the wizard.
Here you can see the Scheduling option in which you can schedule the Remediation Task based on your requirement.
Scroll Down the Wizard.
Here you can see Remediation Settings which will be performed Pre and Post Remediation.
Once you have checked all the configuration you can start the Remediation by selecting the ESXi Hosts which you want to Upgrade.
Click on Remediate to start the Upgrade process.
You can view the status of the Task in the Recent Tasks and Action being performed in the Remediation Tasks below:
It will take few minutes depending on your infrastructure to complete the Remediation.
Once It is completed you can see that your Hosts are Compliant now.
So using this way you can easily Upgrade ESXi Hosts or the cluster whichever you want. It may take time to Upgrade the hosts based on your current infrastructure so before start remediation make sure you have resource availability to avoid any downtime.
Note: In this post we have Performed Upgrade Remediation of ESXi Hosts from ESXi 6.5 to ESXi 6.7. If you are performing Patching there might be little bit of different steps.
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