Sand Linux offers a variety of real-time planning methods. In addition to the standard tasks in the operating system scheduler, the core also offers non-scheduled execution modules: tasklets, timers, ASRs and queue blocks, and the use of LXRT technology provides improved mobility, better integration of system calls, a simple transition between hard and soft real-time. The system implements full support for POSIX 1003.1c, including threads, real-time extension with mutexes and conditional variables.

- Hardware platform x86.
- The JFFS file system.
- System start time is less than 2 s.
- The image size is 960 KB.
- Latency of the kernel 6 microseconds.
- Context switching time 4 us.

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