Dell PowerEdge 2900, Information Update

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Information Update
CPU Information Screen
Table 1-4 updates the description for the Demand-Based Power Management
option.
Integrated Devices Screen
Table 1-5 lists new Integrated Devices screen options.
Table 1-4. CPU Information Screen
Option Description
Demand-Based Power
Management
(
Enabled default)
NOTE:
Check your operating system documentation to
verify if the operating system supports this feature.
Enables or disables demand-based power management.
When enabled, the CPU Performance State tables are
reported to the operating system; when disabled, the CPU
Performance State tables are not reported to the operating
system. If any of the CPUs do not support demand-based
power management, the field becomes read-only, and is
automatically set to
Disabled .
Table 1-5. Integrated Devices Screen Options
Option Description
Internal USB Port
(
On default)
Enables or disables the system’s internal USB port.
OS Watchdog
Timer
(
Disabled default)
NOTE:
This feature is usable only with operating systems that
support WDAT implementations of the Advanced Configuration
and Power Interface (ACPI) 3.0b specification. Microsoft
®
Windows Server
®
2008 supports this feature, but Windows
Server 2003 does not.
Sets a timer that monitors the operating system for activity and
aids in recovery if the system stops responding. When this field
is set to
Enabled , the operating system is allowed to initialize
the timer. When set to Disabled , the timer is not initialized.
I/OAT DMA
Engine
(
Disabled default)
Enables or disables the I/O Acceleration Technology (I/OAT)
option. When set to
Enabled , I/OAT reduces system CPU
usage for applications that use TCP by offloading part of TCP
receive operation to the DMA engine.