Advanced - Processor Configuration - Oracle SUN X4-8 Service Manual

Advanced - Processor Configuration

Advanced Setup Options
Processors
Hyper-threading
Execute Disable Bit
Hardware Prefetcher
Adjacent Cache Line
Prefetch
DCU Streamer Prefetcher
DCP IP Prefetcher
Options Defaults
Disabled/Enabled Enabled
Disabled/ Enabled Enabled
Disabled/ Enabled Enabled
Disabled/ Enabled Enabled
Disabled/ Enabled Enabled
Disabled/ Enabled Enabled
BIOS Setup Utility Screens
Description
Enable or disable processor (CPU) features.
When enabled, two threads are available
per enabled core. When disabled, only one
thread per enabled core is available.
When enabled, execute disable bit can
prevent certain classes of malicious buffer
overflow attacks when combined with a
supporting OS (Oracle Solaris, Oracle VM,
Windows Server, Red Hat Enterprise Linux,
SUSE Linux Enterprise Server, and VMware
ESXi).
Enable the mid-level cache (L2) streamer
prefetcher.
Enable the mid-level cache (L2) prefetching
of adjacent cache lines.
Enable prefetching of next L1 data line based
on multiple loads in same cache line.
Enable prefetching of next L1 line based on
sequential load history.
BIOS Setup Utility 239