Yoshinori Matsunobu

Yoshinori Matsunobu is a Production Engineer and MySQL tech lead at Facebook. Yoshinori created MyRocks (RocksDB Storage Engine for MySQL), and successfully migrated top two largest Facebook's database backends -- -- main database called UDB and Facebook Messenger -- to MyRocks, which saved the number of servers to less than half. Yoshinori has been around MySQL community for over 15 years. Yoshinori created a couple of useful open source software prior to MyRocks, including MHA (automated MySQL master failover tool) and quickstack.