[Best Performance] HPE Cray Supercomputing XD670

 

1. HPE Cray XD670 User Guide Best Performance

#	Parameter	Best Performance	BIOS Default Setting
1	SNC	Enable SNC4 (4-clusters)	Auto
2	Stale AtoS	Enable	Auto
3	LLC dead line alloc	Disable	Enable
4	Enforce DDR Memory Frequency POR	Disable	POR
5	Patrol Scrub	Disabled	Enable at End of POST
6	Enable Monitor MWAIT	Enable	Auto
7	CPU C6 report	Disable	Auto
8	Enhanced Halt State (C1E)	Disable	Enable
9	Package C State	C0/C1 state	Auto
10	Power Performance Tuning	BIOS Controls EPB	OS Controls EPB
11	ENERGY_PERF_BIAS_CFG mode	Performance	Balanced Performance
12	Memory Frequency	4800	Auto
13	Power Policy Quick Settings	Best Performance	Standard

 

- 참고: https://support.hpe.com/connect/s/product?language=ko&cep=on&kmpmoid=1014737116

 

2. Turbo boost 

(1) BIOS Options

Chipset > Advanced Management Configuration > Hardware PM State Control > Hardware P-States > "Native Mode" Chipset > Advanced Management Configuration > CPU P state control > SpeedStep > Enable Chipset > Advanced Management Configuration > CPU P state control > SpeedStep > Turbo Mode > Enable

 

(2) OS performance mode 적용 확인

# /usr/bin/cpupower frequency-info analyzing CPU 0:   driver: intel_pstate   CPUs which run at the same hardware frequency: 0   CPUs which need to have their frequency coordinated by software: 0   maximum transition latency:  Cannot determine or is not supported.   hardware limits: 800 MHz - 3.80 GHz   available cpufreq governors: performance powersave   current policy: frequency should be within 800 MHz and 3.80 GHz.                   The governor "performance" may decide which speed to use                   within this range.   current CPU frequency: Unable to call hardware   current CPU frequency: 3.10 GHz (asserted by call to kernel)   boost state support:     Supported: yes     Active: yes