Default setting is Enable.
Values for this BIOS option can be:
Disabling three out of four links allows power saving at UPI level and increased frequency of the core part of the CPU package
The BIOS setting "Link Disable" is present for all 4 UPI ports of the 2 CPU packages.
This setting can be found in Advanced settings / Socket configuration / Uncore configuration / Uncore Per Socket Configuration / CPU Nb / CPU Nb UPI Port 0-3
Values for this BIOS option can be:
To keep only one link, all settings are set to Yes except CPU 0 UPI Port 0 and CPU 1 UPI Port 1
curl -k -u "bmcLogin":"passwd" -H "Content-Type: application/json" -d '{"Oem":{"Eviden_com":{"FansFullSpeed": true}}}' -X PATCH https://"bmc ip address"/redfish/v1/Chassis/Module0/Thermal