Part 19: HOW TO: Update VMware ESXi 7.0U1 to ESXi 7.0U2a using vSphere Lifecycle Manager (vLCM).

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VMware has removed many older legacy processors (CPUs) from ESXi 7.0U2, and also storage and network controllers. Please check the VMware Hardware Compatibility Lists (HCL) here.

It is not recommended to install ESXi 7.0 on USB or SD cards because of higher write I/O, and the SD cards are currently suffering because they are not higher endurance. Problems have been found in the wild.

It is technically still supported; eventually, this may filter down through the server vendors...

Some additional information regarding the use of USB and SD cards with VMware vSphere Hypervisor 7.0 (ESXi 7.0), and installations.

Installing ESXi on a supported USB flash drive or SD flash card (2004784)

vSphere 7 – ESXi System Storage Changes

VMware vSphere 7.x on Dell EMC PowerEdge Servers Getting Started Guide

Virtual SAN Considerations When Booting from a Flash Device

VMFS-L Locker partition corruption on SD cards in ESXi 7.0 (83376)