New major features:
- Add PMDK backend (Adrian Jackson)
- Add CHFS backend (Osamu Tatebe)
- Add AIO backend (Julian Kunkel)
- New S3 backend (Julian Kunkel)
- New md-workbench benchmark (Julian Kunkel)
- New BFS backend (Osamu Tatebe)
- Add GPUDirect Storage support (Julian Kunkel)
New minor features:
- Updated DAOS backend to match latest DAOS APIs (Mohamad Chaarawi)
- Updated HDF5 backend (Jordan Henderson)
- Improved Spectrum Scale hint support (Pidad D'Souza)
- Add CSV output (Sebastian Oeste)
- Improved Gfarm support (Osamu Tatebe)
- Updated HDFS backend
- MDTest now has a directory renaming test
- Add prologue/epilogue support (GUAN Xin)
- Add stronger randomized data using golden primes (Glenn K. Lockwood)
- Add dummy backend (Julian Kunkel)
- Improved CephFS support (Pablo Llopis)
- Improved PnetCDF support (Wei-keng Liao)
Bugfixes:
- Expansive fixes to mdtest correctness (Julian Kunkel)