# Operating System

- [io\_uring](/qso/operating-system/io_uring.md)
- [eBPF](/qso/operating-system/ebpf.md)
- [POSIX](/qso/operating-system/posix.md): Portable Operating System Interface
- [MMAP](/qso/operating-system/mmap.md)
- [I/O](/qso/operating-system/i-o.md)
- [Async I/O in Linux](/qso/operating-system/i-o/async-i-o-in-linux.md)
- [Zero Copy](/qso/operating-system/i-o/zero-copy.md)
- [Memory Management](/qso/operating-system/memory-management.md)
- [Copy On Write](/qso/operating-system/memory-management/copy-on-write.md)
- [Memory Barrier](/qso/operating-system/memory-management/memory-barrier.md)
- [Memory Reorder](/qso/operating-system/memory-management/memory-reorder.md)