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General

model type	Cavium Thunder X2 (ARMv8)
model name
micro-architecture
micro-architecture modeler
cores per socket	32
cores per NUMA domain	32
cacheline size	64 B
clock	2.2 GHz
NUMA domains per socket	1

This machine file was generated for kerncraft version 0.8.6.dev0.

Compiler Flags

clang	-O3 -target aarch64-unknown-linux-gnu -D_POSIX_C_SOURCE=200112L -fopenmp -ffreestanding
gcc	-O3 -march=armv8.1-a -fopenmp -ffreestanding

Flops per Cycle

	ADD	MUL	FMA	total
Single Precission	INFORMATION_REQUIRED	INFORMATION_REQUIRED	INFORMATION_REQUIRED	INFORMATION_REQUIRED
Double Precission	INFORMATION_REQUIRED	INFORMATION_REQUIRED	INFORMATION_REQUIRED	INFORMATION_REQUIRED

Memory Hierarchy

L1

groups	64
cores per group	1
threads per group	4
transfers overlap	false

Cache Per Group

sets	64
ways	8
cl_size	64 B
replacement_policy	LRU
write_allocate	true
write_back	true
load_from	L2
store_to	L2

Performance Counter Metrics

accesses	INFORMATION_REQUIRED (e.g., L1D_REPLACEMENT__PMC0)
misses	INFORMATION_REQUIRED (e.g., L2_LINES_IN_ALL__PMC1)
evicts	INFORMATION_REQUIRED (e.g., L2_LINES_OUT_DIRTY_ALL__PMC2)

L2

groups	64
cores per group	1
threads per group	4
transfers overlap	false

Cache Per Group

sets	512
ways	8
cl_size	64 B
replacement_policy	LRU
write_allocate	true
write_back	true
load_from	None
store_to	L3
victims_to	L3

Performance Counter Metrics

accesses	INFORMATION_REQUIRED (e.g., L1D_REPLACEMENT__PMC0)
misses	INFORMATION_REQUIRED (e.g., L2_LINES_IN_ALL__PMC1)
evicts	INFORMATION_REQUIRED (e.g., L2_LINES_OUT_DIRTY_ALL__PMC2)

L3

groups	2
cores per group	32
threads per group	128
transfers overlap	false

Cache Per Group

sets	65536
ways	8
cl_size	64 B
replacement_policy	LRU
write_allocate	false
write_back	true

Performance Counter Metrics

accesses	INFORMATION_REQUIRED (e.g., L1D_REPLACEMENT__PMC0)
misses	INFORMATION_REQUIRED (e.g., L2_LINES_IN_ALL__PMC1)
evicts	INFORMATION_REQUIRED (e.g., L2_LINES_OUT_DIRTY_ALL__PMC2)

MEM

cores per group	32
threads per group	128
transfers overlap	false

Overlapping Model

Ports:

OSACA345

Performance Counter Metric

INFORMATION_REQUIRED Example:max(UOPS_DISPATCHED_PORT_PORT_0__PMC2, UOPS_DISPATCHED_PORT_PORT_1__PMC3,    UOPS_DISPATCHED_PORT_PORT_4__PMC0, UOPS_DISPATCHED_PORT_PORT_5__PMC1)

Non-Overlapping Model

Ports:

OSACA00DV11DV2345

Performance Counter Metric

INFORMATION_REQUIRED Example:max(UOPS_DISPATCHED_PORT_PORT_0__PMC2, UOPS_DISPATCHED_PORT_PORT_1__PMC3,    UOPS_DISPATCHED_PORT_PORT_4__PMC0, UOPS_DISPATCHED_PORT_PORT_5__PMC1)

Benchmarks

Kernels

copy

FLOPs per iteration	0
read streams	1 Streams with 8.00 B
write streams	1 Streams with 8.00 B
read+write streams	0 Streams with 0.00 B

daxpy

FLOPs per iteration	2
read streams	2 Streams with 16.00 B
write streams	1 Streams with 8.00 B
read+write streams	1 Streams with 8.00 B

load

FLOPs per iteration	0
read streams	1 Streams with 8.00 B
write streams	0 Streams with 0.00 B
read+write streams	0 Streams with 0.00 B

triad

FLOPs per iteration	2
read streams	3 Streams with 24.00 B
write streams	1 Streams with 8.00 B
read+write streams	0 Streams with 0.00 B

update

FLOPs per iteration	0
read streams	1 Streams with 8.00 B
write streams	1 Streams with 8.00 B
read+write streams	1 Streams with 8.00 B