and were the latest version when we did this testing. NVMe ESXi Intel Driver Download Both the Windows and ESXi drivers are version 1.

Online Upgrade to ESXi 6.Although you normally would install ESXI on Linux Centos 6.

Host Fails with Purple Screen of Death (PSOD) After Upgrade to ESXi 6.5.

SSH to the host in question and run the command to check to primary and secondary boot bank.Īs we can see here, the primary boot bank contains ESXi 6.5 code and the alternate boot bank contains ESXi 6.0 code. VMware KB – Revert ESXi to a Previous VersionĬlosing Thoughts – If you can’t restart the host to check Recovery Mode for a previous version, you can check the boot banks for additional builds. If the host did not re-connect, manually Connect the host. Once ESXi has rolled-back and booted, verify the correct version has loaded.

Meaning, once you have rolled back, you will no longer have the option to boot into the newer version.ĮSXi will now revert to the previous version. Once ESXi begins to load, hit Shift+R to access Recovery Mode. From the DCUI screen, hit F12 to select shutdown options.įrom the Shut Down/Restart screen, hit F11 to restart the host. To begin put the host into maintenance mode, ensuring VMs are powered off or migrated away from the host. However, there are a few supported options for downgrading virtual machine hardware versions.īack Up Host Configuration – Before making any changes, back up the ESXi Configuration. Version 13 hardware is not compatible with ESXi 6.0. VM Hardware Version: vSphere 6.5 also introduced version 13 virtual machine hardware.If you created a VMFS 6 version with ESXi 6.5, you will not be able to access the datastore after rollback. VMFS 6: VMFS 6 was introduced with vSphere 6.5.Two main features to be cognizant of when reverting from 6.5 to 6.0 are VMFS and virtual machine hardware versions.

If you are reverting in a production environment, discuss options with support first.Ī few housekeeping items before we jump into the rollback process.Ĭompatibility – If you are leveraging new features introduced in vSphere 6.5, ensure you check compatibility against vSphere 6.0. In the event you patch your hosts (as opposed to fresh installs), it is possible to rollback to a prior installed version via the GUI. Occasionally, an issue or bug will require admins to revert to a previous build or version of ESXi.

Vmware esxi 6.7 vs 6.5