Disker

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Requirements

• Poetry (Python package tool)
• gcc
• make

Installation

1. $ ./install.sh
2. edit some macros of src/*.c & src/*.h adjusting to your environemnt

Usage

1. $ poetry shell
2. $ python main.py --read --write -abr

Warning: Write measuring could logically destroy the HDD. You should prepare a destructible device file.

Architecture

• main.py : broker of C executables & grapher
• grapher.py : tool for plotting
• src/ : C source codes for microbenchmark
• bin/ : binary files complied from src/
• exp/ : Not git tracked. keeps log and figures of microbenchmark
• doc/ : Reports on my envrironment using graphs & logs genereated by Disker (as a sample output)

Knowledge

• You have to make not only a buffer address but also lseek address 512 Bytes aligned when O_DIRECT is on.