“In pursuit of answers, I set up almost 60 different sysbench fileIO test configurations with different kernels, filesystems, mount options and RAID block sizes. Once the best fit configuration was chosen from these experiments, I ran another 20 or so sysbench OLTP runs with other system permutations…”— Ernie Souhrada, engineering.pinterest.comTagged: Pinterest, Scalability, Ops, MYSQL, Sysbench