This book constitutes the thoroughly refereed post-workshop proceedings of the 6th
International Workshop on Big Data Benchmarking WBDB 2015 held in Toronto ON Canada in
June 2015 and the 7th International Workshop WBDB 2015 held in New Delhi India in December
2015. The 8 full papers presented in this book were carefully reviewed and selected from 22
submissions. They deal with recent trends in big data and HPC convergence new proposals for
big data benchmarking as well as tooling and performance results.