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SuperServer 5019A-FN5T User's Manual
VT-d
Select Enabled to enable Intel Virtualization Technology support for Direct I/O VT-d
by
reporting the I/O device assignments to VMM through the DMAR ACPI Tables. This feature
offers fully-protected I/O resource-sharing across the Intel platforms, providing the user with
greater reliability, security and availability in networking and data-sharing. The options are
Disabled and
Enabled
.
Interrupt Remapping
Use this feature to enable Interrupt Remapping support, which detects and controls external
interrupt requests. The options are Disabled and
Enabled
.
Fast Boot
Use this feature to enable or disable fast path through the memory reference code. The
options are Disabled and
Enabled
.
Command Address Parity
Use this feature to address the DDR4 command parity. The options are
Disabled
and
Enabled.
Memory Frequency
Use this feature to set the maximum memory frequency for onboard memory modules. The
options are DDR-1600, DDR-1867, DDR-2133, and
DDR-2400
.
MMIO Size / BMBOUND Base
Use this feature to select the memory mapped IO size and BMBOUND base setting. The
low for the two settings will always be 4GB. The options are
Auto
, 1024M/3072M, and
3072M/1024M.
TCL performance
Use this feature to enable the CAS Latency (tCL) to increase memory performance. The
options are Disabled and
Enabled
.
Memory Preservation
Enable this feature for the memory content to be preserved through a warm reset. The
options are
Disabled
and Enabled.
Patrol Scrub Enable
Patrol Scrubbing is a process that allows the CPU to correct correctable memory errors
detected in a memory module and send the correction to the requestor (the original source).
When this item is set to Enable, the IO hub will read and write back one cache line every
16K cycles if there is no delay caused by internal processing. By using this method, roughly
64GB of memory behind the IO hub will be scrubbed every day. The options are
Enabled
and Disabled.
