Added recommended BIOS settings for better real-time performance.
@@ -191,3 +191,44 @@ system on Intel KBL NUC with a SATA SSD as ``/dev/sda`` and an NVME SSD as
swupd bundle-add dev-utils
cyclictest -N -p80 -D30 -M > log.txt
cat log.txt
+
+#. To achieve better real-time performance, the following is the recommended
+ BIOS setting. You may not see all the settings because some of them may be
+ hidden by different BIOS vendors.
+
+ .. table:: Recommended BIOS Settings
+ :widths: auto
+ :name: BIOS Settings
+
+ +--------------------+---------------------------------------------------+
+ | Item | Setting |
+ +====================+===================================================+
+ | VMX | Enabled |
+ +--------------------+---------------------------------------------------+
+ | VT-d | Enabled |
+ +--------------------+---------------------------------------------------+
+ | Hyper-Threading | Disabled |
+ +--------------------+---------------------------------------------------+
+ | Speed Step | Disabled |
+ +--------------------+---------------------------------------------------+
+ | Speed Shift | Disabled |
+ +--------------------+---------------------------------------------------+
+ | C-State | Disabled |
+ +--------------------+---------------------------------------------------+
+ | Voltage | Disabled |
+ | Optimization | |
+ +--------------------+---------------------------------------------------+
+ | GT RC6 | Disabled |
+ +--------------------+---------------------------------------------------+
+ | Gfx Low Power Mode | Disabled |
+ +--------------------+---------------------------------------------------+
+ | SA GV | Disabled |
+ +--------------------+---------------------------------------------------+
+ | Aggressive LPM | Disabled |
+ | Support | |
+ +--------------------+---------------------------------------------------+
+ | ACPI S3 Support | Disabled |
+ +--------------------+---------------------------------------------------+
+ | Native ASPM | Disabled |
+ +--------------------+---------------------------------------------------+
+
