For all low-level I/O details (fflush/fsync/fsyncdata on files/directories after creation/renaming), I've used to read MySQL routines, pretty simple to understa

For all low-level I/O details (fflush/fsync/fsyncdata on files/directories after creation/renaming), I've used to read MySQL routines, pretty simple to understand: https://github.com/twitter/mysql/tree/31d6582606ddf4db17ad77b8f427674c1e5a05dd/mysys https://github.com/twitter/mysql/tree/31d6582606ddf4db17ad77...