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memstress's Introduction

memory stress tool

About This

This is a memory stressing tool. Used with commands such as perf and time.

Requirements

  • C++11 compiler

Build

$ make

or

$ CXXFLAGS="-march=native" make

Usage

$ ./memstress

Examples

Compare cache misses for 524288 x 16KB (8GB) and 2048 x 4MB (8GB) workloads.

$ perf stat -ddd ./memstress $((2**19)) $(((2**4)*1024)) readwrite8
$ perf stat -ddd ./memstress $((2**11)) $(((2**12)*1024)) readwrite8

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