Настройка ядер на Gentoo

The important settings are listed below:
General setup:
RCU Subsystem (ignore if not present)
Enable RCU Implementation (Preemptible RCU)
Disable Enable tracing for RCU
Processor type and features:
Enable Tickless System (Dynamic Ticks)
Enable High Resolution Timer Support
Select your processor under Processor family
Change Preemtion Mode to Complete Preemption (Real-Time)
Enable Enable priority boosting of RCU read-side critical sections (ignore if not present)
Disable Enable tracing for RCU - currently stats in debugfs (ignore if not present)
Enable Machine Check Exception and select Intel or AMD depending on your CPU
Change Timer frequency to 100 HZ
Power management and ACPI options
Enable Power Management support
Disable Power Management Debug Support
Disable Suspend to RAM and standby
Disable Hibernation (aka 'suspend to disk')
Enable ACPI (Advanced Configuration and Power Interface) Support
Disable CPU Frequency scaling
Disable CPU idle PM support
Networking support
Networking options
Enable Packet socket: mmapped IO
Optionally disable Network packet filtering framework (Netfilter) (Warning: this will disable your firewall!)
Disable QoS and/or fair queueing (Unless you need and use it...)
Device Drivers
Disable Watchdog Timer Support
Enable Real Time Clock
Enable PC-style 'CMOS'
Kernel hacking