IBM OS/2 for Symmetrical Multiprocessing (SMP) v2.11 16 CPU/CORE kernel, HPFS386
„HPFS386 on OS/2 server is not supported. If you have OS/2 server, use only read-only mode. However, this driver should detect presence of HPFS386 structures, remount read-only and not destroy them (I hope). „.