Cánepa Gabriel. - CentOS High Performance

Gabriel Cnepa is a Linux Foundation certified system administrator (LFCS-1500-0576-0100) and web developer from Villa Mercedes, San Luis, Argentina. He works for a worldwide leading consumer product company and takes great pleasure in using FOSS tools to increase productivity in all areas of his daily work. When he's not typing commands or writing code or articles, he enjoys telling bedtime stories with his wife to his two little daughters and playing with them, which is a great pleasure in his life.

I would like to thank God for the many blessings and the growth opportunities in personal, family, and professional life that He has given throughout my life.

I would like to thank my mother, who always encouraged me to get as much education as possible and to excel in everything I do. I'd also like to thank my wife, Monica, and our two daughters, Camila and Francesca, for their support, understanding, and patience during the long hours of troubleshooting and writing this book.

Next, I'd like to thank Andrea de Ampalio and Diego Cordoba from Carrera Linux Argentina (www.carreralinux.com.ar), who helped me learn and love Linux in the best Linux training academytheir people and Linux skills are without match, and Subho Gupta, Manasi Pandire, Zeeyan Pinheiro and Vivek Pala from Packt Publishing for their remarkable talent and support while we worked together on this book.

Last but not least, I'd like to thank Andrew Beekhoff and the team at Cluster Labs (http://clusterlabs.org/) for putting together the best and most complete cluster resource information guide out there, which served as the main source of my research.

Muhammad Kamran Azeem is a seasoned IT professional with twenty years of experience in IT. He started working as a PC technician in 1995 and gradually got into database administration, system administration, high performance computing, and, lately, information security. He also taught undergraduate and graduate level courses for C/C++, data structures and algorithm design, Oracle developer, and a lot more, in different universities in Pakistan.

Kamran holds a master's degree in IT, and is certified under CISSP, CEH, RHCE, OCP, and CCNA programs. He is the author of Pakistan's first book on Linux system administration titled Linux Pocket Reference for System .

Administrators, and many training videos on using Linux as the main desktop operating system, as well as Linux system administration, all available through his website http://wbitt.com.

He is an advocate of Free and Open Source Software (FOSS), and for the last ten years, he is the driving force behind the wave of adaptation of Linux in Pakistan.

He is currently working as a senior DevOps consultant for Praqma AS in Oslo, Norway, helping companies adopt modern software and IT infrastructure practices.

First, I would like to thank my wife, Rohina, for being the greatest support in what I do. I would also like to thank Mike Long, my employer, for encouraging me to undertake this book review project.

Denis Fateyev holds a master's degree in Computer Science and has been working with Linux for more than 10 years (mostly with RedHat and CentOS). He currently works as a Perl programmer and DevOps for a small German company. He has reviewed several books mostly related to CentOS, DevOps, and high availability technologies, including GitLab Cookbook , CentOS High Availability , CentOS High Performance by Packt Publishing. Being a keen participant in the open source community, he is a package maintainer at Fedora and Repoforge projects. He has a passion for foreign languages, namely, German and Spanish, and linguistics.

He can be reached at denis@fateyev.com.

Lekshminarayanan K has been administering Linux/Unix servers since 2009. He had his first experience with the open source on Ubuntu 8.04 ever since then he has experienced many flavors of Linux like CentOS, Red-hat, Fedora and Debian. Lekshminarayan is also experienced in application administrations like Apache, Qmail, SVN, and GIT. He is currently teaching himself Shell and Python scripting and working as a Linux administrator at COMODO Inc.

During his free time, he enjoys photography and is too fond of books.

Oliver Pelz has more than 10 years of experience as a software developer and system administrator. He graduated with a diploma in Bioinformatics and is currently working at the German Cancer Research center in Heidelberg, where he has authored and coauthored several scientific publications in the field of Bioinformatics. Next to developing web applications and biological databases for his department and scientists all over the world, he is administrating a division-wide Linux-based data center and has set up two high-performance CentOS clusters for the analysis of high-throughput microscope and genome sequencing data. He loves writing code, riding his mountain bike in the Black Forest of Germany and is an absolute Linux and open source enthusiast for many years. He has contributed to several open source projects in the past and is also the author of the book CentOS 7 Linux Server Cookbook , Packt Publishing. He maintains an IT tech blog at www.oliverpelz.de.

I would like to thank my family and especially my wonderful wife Beatrice and little son Jonah for their patience and understanding for all these long working hours and the folks at Packt Publishing for the opportunity to review this manuscript, it was a great pleasure for me.