Actor management | |
| Dynamic actor loading
management | ACTOR_EXTENDED_MNGT | Y |
| User-mode extension support | USER_MODE | N |
| Dynamic libraries | DYNAMIC_LIB | N |
| Compressed file management | GZ_FILE | Y |
Scheduling | |
| POSIX round-robin scheduling class | ROUND_ROBIN | Y |
Memory management | |
| Virtual (user and supervisor)
address space | VIRTUAL_ADDRESS_SPACE | N |
| On-demand paging | ON_DEMAND_PAGING | N |
Hot restart and persistent memory | |
| Hot restart | HOT_RESTART | N |
Inter-thread communication | |
| Semaphores | SEM | Y |
| Event flag sets | EVENT | Y |
| Mutual exclusion lock
supporting thread priority inversion avoidance | RTMUTEX | Y |
| Monitors | MONITOR | Y |
Time management | |
| Periodic timers | TIMER | Y |
| Thread and actor virtual timer | VTIMER | Y |
| Date and time of day | DATE | Y |
| Real-time clock | RTC | Y |
Inter-process communication | |
| Location-transparent
inter-process communication | IPC | Y |
| Remote (inter-site) IPC
support | IPC_REMOTE | Y |
| Remote IPC communications medium | IPC_REMOTE_COMM | N |
| Mailbox-based
communications mechanism | MIPC | Y |
| POSIX 1003.1-compliant message queues | POSIX_MQ | Y |
| POSIX 1003.1-compliant shared memory objects | POSIX_SHM | N |
LAP | |
| Local name server for LAP
binding | LAPBIND | Y |
| LAP validity-check option | LAPSAFE | Y |
Tools support | |
| Message logging | LOG | Y |
| Profiling and benchmark
support | PERF | N |
| System Monitoring | MON | Y |
| System debugging | DEBUG_SYSTEM | N |
C_INIT | |
| Basic command interpreter
on target | LOCAL_CONSOLE | Y |
| Remote shell | RSH | Y |
File system options | |
| Named pipes | FIFOFS | Y |
| MS-DOS file system | MSDOSFS | Y |
| NFS client | NFS_CLIENT | Y |
| NFS server | NFS_SERVER | Y |
| UFS file system | UFS | Y |
I/O management | |
| Network packet filter | BPF | Y |
| Swap support | FS_MAPPER | N |
| Driver for IDE disk | IDE_DISK | N |
| /dev/mem, /dev/kmem, /dev/null, /dev/zero | DEV_MEM | Y |
| Support for RAM disk | RAM_DISK | Y |
| Support for FLASH media
[Logical-to-Physical block mapping for flash file system support.] | FLASH | N |
| Virtual TTY | VTTY | N |
| Driver for SCSI disk | SCSI_DISK | N |
| Support for IPC | IOM_IPC | N |
| Support for OSI | IOM_OSI | N |
Networking | |
| Serial link IP | SLIP | Y [Requires a UART driver to be developed] |
| POSIX 1003.1g-compliant sockets | POSIX_SOCKETS | Y |
| Point-to-point protocols | PPP | Y |
| Local sockets and pipes | AF_LOCAL | Y |
Administration | |
| ChorusOS statistics | ADMIN_CHORUSSTAT | Y |
| ifconfig administration command | ADMIN_IFCONFIG | Y |
| mount administration command | ADMIN_MOUNT | Y |
| rarp administration command | ADMIN_RARP | Y |
| route administration command | ADMIN_ROUTE | Y |
| shutdown administration command | ADMIN_SHUTDOWN | N |
| netstat administration command | ADMIN_NETSTAT | Y |
JVM | |
| Java Virtual Machine | JVM | N |