How does software testing become

software development?

Vikentsi Lapa for MLUG 2014

Some words about IOzone

● Filesystem benchmark ● Features

– ANSII C source– Different I/O patterns

– Builds for: AIX, BSDI, HP-UX, IRIX, FreeBSD, Linux, OpenBSD, NetBSD, OSFV3, OSFV4, OSFV5, SCO OpenServer, Solaris, MAC OS X, Windows (95/98/Me/NT/2K/XP)

● More info about it http://iozone.org/

BUG happens

● What to do and how to improve testing process? How to fix it? – Try to reproduce defect.

– Find community and communicate with developers● iozone have only one active developer, so this was easy

to found out

● Response: I am busy with another activity...– But he suggest what to do and how to fix that, so it

was easy to fix.

Summary

● Result: – defect was fixed and I have new development

experience

● There are a lot of small nonprofit OSS projects in the world

● You can help them even you are not developer● In this way you not only helps projects but

build yours credibility (win-win)