Modeling of distributed file System in big data storage by event- B Ammar Alhaj Ali, Pavel Varacha, Said Krayem, Roman Jasek, Petr Zacek and Bronislav Chramcov MATEC Web Conf., 210 (2018) 04042 Published online: 05 October 2018 DOI: 10.1051/matecconf/201821004042