Oracle Linux VM Restored to Azure Fails to Boot

Challenge After restoring a VM to Azure that ran Oracle Linux, that VM fails to boot. Cause Some Oracle Linux deployments may not include the Hyper-V-related UEK Unbreakable Enterprise Kernel modules, such as: hvvmbus hvstorvsc hvutils hvnetvsc When these modules are missing, issues can occur...

VMs fail to boot with error: "SR_BACKEND_FAILURE_46, The VDI is not available"

VMs fail to boot with error: SRBACKENDFAILURE46 ; The VDI is not available opterr='INTERNALERROR', 'Syserror\\n "/var/run/nonpersistent/forkexecd/executecommandgeterrc83846.log: Too many open files"';...