Preface xi
Rogelio Rivera Gutierrez joined IBM in 2011 as part of the Storage Development group. As 
a Test Performance Lead, he has become a SME in tape technologies and has trained 
customers and IBMers on IBM Spectrum Archive. Rogelio has published several technical 
white papers about tape products. As a Product Field Engineer, he provides support for 
customer escalations from beginning to resolution for the IBM Security Appliance Product 
Line. He also participated and provided support as a Hardware Development Engineer in the 
release of IBM POWER9™. Rogelio holds a Master degree in Computer Science and is 
currently pursuing a Ph.D. in IT, focusing on topics, such as Cloud, Blockchain, and Smart 
Cities. He has presented at IEEE technical conferences with topics related to Cloud and 
Blockchain technologies.
Nicolas Joly is a pre-sales architect with IBM Systems in New York City, New York. His areas 
of knowledge include software-defined infrastructure, analytics solutions, storage, technical 
computing, and clustering solutions. He is working with major customers in the finance and 
telecommunication industry. Before joining IBM US, Nicolas was working for IBM France, 
where he was a technical sales specialist for analytics and technical computing solutions. 
Nicolas holds a Master’s degree in Computer Science with a major in parallel and distributed 
computing from Institut Polytechnique de Bordeaux (ENSEIRB-MATMECA), France.
Boris Litichevsky is a Infrastructure Analyst IV Horizon Blue Cross. He works with RHEL 
and lately with Red Hat on Power Systems. Boris participated in the IBM Cloud Private PoC. 
He worked as a Senior Systems Engineer Consultant working with Tivoli Storage Manager 
(TSM), Commvault Backup solution, VMware and created and configured Linux (RHEL and 
CentOS) and Wintel servers 2008 and 2012. Boris has 20 years in the financial industry, 16 of 
which in computer operations and 4 years as a TSM administrator.
Ismael Solis Moreno is a data scientist and performance analyst for IBM at Mexico Software 
Lab. He received his Masters from the National Center of Research and Technological 
Development in Mexico and his PhD from the University of Leeds in the UK. Ismael has 
participated as technical leader in different projects that were related to big data analytics and 
machine learning within the IBM and other companies, including the University of Leeds, The 
UK Datacenter Alliance, and Apollo MIS researching predictive algorithms for Google, 
Alibaba, and the British Premier League. Ismael has approximately 15 international 
publications in prestigious computing science journals. He has participated as a speaker in 
over 25 international conferences related to data science and machine learning, and 
co-authored patents to improve datacenter energy efficiency by using big data. Ismael has 
collaborated as researcher in the field of data science at the University of Leeds in the UK, 
The National University of Defense and Technology, and The University of Aeronautics and 
Astronautics in China. Ismael’s work at IBM is focused on developing machine learning 
mechanisms to improve the performance of large distributed storage systems by analyzing 
big data. 
Gabriel Padilla is a Test Architect for Hardware on Power System. He is involved in early 
faces of most of the hardware general availability working closely with development to achieve 
best quality products. Gabriel previously worked  on manufacturing lines at IBM Mexico as 
Test Lead for XIV® Storage and Power Systems. Gabriel has a Masters degree in Information 
Technology and a Bachelors of Science in Electronic Engineering.