Dell PowerEdge M820 Owner's Manual

Also see for PowerEdge M820 Systems: Manual Command reference guide Owner's manual Information update Release notes

Contents

Dell PowerEdge M820 Owner's Manual Manual pdf 14 page image

Menu Item DescriptionResilient Mode. By default, the Memory Operating Mode option is set toOptimizer Mode.NOTE: The Memory Operating Mode can have different defaults and availableoptions based on the memory configuration.NOTE: The Dell Fault Resilient Mode establishes an area of memory that isfault resilient. This mode can be used by an operating system that supports thefeature to load critical applications or enables the operating system kernel tomaximize system availability.Node Interleaving If this field is Enabled, memory interleaving is supported if a symmetric memoryconfiguration is installed. If Disabled, the system supports Non-Uniform Memoryarchitecture (NUMA) (asymmetric) memory configurations. By default, NodeInterleaving option is set to Disabled.Serial DebugOutputBy default, it is set to disabled.Processor Settings ScreenMenu Item DescriptionLogical Processor Allows you to enable or disable logical processors and display the number oflogical processors. If the Logical Processor option is set to Enabled, the BIOSdisplays all the logical processors. If this option is set to Disabled, the BIOS onlydisplays one logical processor per core. By default, the Logical Processor option isset to Enabled.QPI Speed Allows you to set the QuickPath Interconnect data rate settings. By default, the QPISpeed option is set to Maximum data rate.NOTE: The QPI Speed option is displayed only when both the processors areinstalled.Alternate RTID(RequestorTransaction ID)SettingAllows you to allocate more RTIDs to the remote socket increasing cacheperformance between the sockets or work in normal mode for NUMA. By default,the Alternate RTID (Requestor Transaction ID) Setting is set to Disabled.VirtualizationTechnologyAllows you enable or disable the additional hardware capabilities provided forvirtualization. By default, the Virtualization Technology option is set to Enabled.Adjacent CacheLine PrefetchAllows you to optimize the system for applications that require high utilization ofsequential memory access. By default, the Adjacent Cache Line Prefetch option isset to Enabled. You can disable this option for applications that require highutilization of random memory access.HardwarePrefetcherAllows you to enable or disable hardware prefetcher. By default, the HardwarePrefetcher option is set to Enabled.DCU StreamerPrefetcherAllows you to enable or disable DCU streamer prefetcher. By default, the DCUStreamer Prefetcher option is set to Enabled.14