Brief

This directory contains code for generating a memory mountain, as described in Computer Systems: A Programmer's Perspective

clock.{c,h} - routines for using x86 and Alpha cycle timers fcyc2.{c,h} - routines that estimate the number of cycles required by a function f that takes two arguments. Makefile - memory mountain makefile mountain.c - program that generates the memory mountain.

Run

make
python graph.py "$(./mountain)"

Result

Model name: Intel(R) Core(TM) i5-10600K CPU @ 4.10GHz

Caches (sum of all): L1d: 192 KiB (6 instances)
L1i: 192 KiB (6 instances)
L2: 1.5 MiB (6 instances)
L3: 12 MiB (1 instance)

Links

https://onestepcode.com/memory-mountain-cpu-cache/

http://csapp.cs.cmu.edu/3e/students.html

https://medium.com/applied/applied-c-memory-latency-d05a42fe354e

http://igoro.com/archive/gallery-of-processor-cache-effects/