[CentOS-virt] how to update ucode with xen

Wed Sep 19 06:55:44 UTC 2018
Christoph <mangel at gmx.de>


can someone say me how to update the µcode of the cpu with xen?

I have added the ucode=scan parameter to xen but it does not seem to 

the µcode version of my xeon is really old :/

model name	: Intel(R) Xeon(R) CPU E3-1271 v3 @ 3.60GHz
microcode	: 0x10