VFS
[Unix File System](https://texonom.com/unix-file-system-60d125967dfe486fb9dcda7dab9543f6) 


## Virtual File System
### Virtual File Systems
|Title|
|:-:|
|[ZFS](https://texonom.com/zfs-283f3f14959d42758186ee9b8f9f914a)|
|[Btrfs](https://texonom.com/btrfs-86e7ae79406d4df6b890975148ecd89e)|
|[XFS](https://texonom.com/xfs-3f1cf4a4216e4fadb39a2d7396543d30)|
|[exFAT](https://texonom.com/exfat-d4e8f87477f64b0eaedac14fe9529d27)|
|[fat32](https://texonom.com/fat32-9208e471bb9f4e8a9e3c6b01a7484852)|
|[ntfs](https://texonom.com/ntfs-1ba1b3ac9db94cb2a480d5751a63b21b)|
|[tmpfs](https://texonom.com/tmpfs-2adf84cd728b41b6bc9071381d06d791)|
|[UnionFS](https://texonom.com/unionfs-fa1d3666e9cb458cbb54920385a1dea5)|
|[EXT File System](https://texonom.com/ext-file-system-ffbe804c04ad43d1b7cd5b19b642457f)|
|[MINIX File Sytem](https://texonom.com/minix-file-sytem-506a483327db45409c2f6cd8c5249a4a)|


### VFS Notion
|Title|
|:-:|
|[VFS Layer](https://texonom.com/vfs-layer-97327945cd5a4d3d8b66f2fd259e77e2)|


treat different file system of os
> ![](https://www.notion.so/image/https%3A%2F%2Fs3-us-west-2.amazonaws.com%2Fsecure.notion-static.com%2Fea7c30cc-0ca4-4b72-8c50-6f262a835c50%2Ftemp.jpg?table=block&id=ee211860-1ba2-4740-b496-f0b6a6960b78&cache=v2)

> ![](https://www.notion.so/image/https%3A%2F%2Fs3-us-west-2.amazonaws.com%2Fsecure.notion-static.com%2F48222610-1563-4b92-a006-3dd2f1098dc8%2FUntitled.png?table=block&id=3d664345-ea5f-465a-99f8-4a231b82b3bd&cache=v2)

> ![](https://www.notion.so/image/https%3A%2F%2Fs3-us-west-2.amazonaws.com%2Fsecure.notion-static.com%2Fe62270de-7abc-4d3b-bf34-89e14ce01b13%2Ftemp.jpg?table=block&id=1675e3bb-ede8-448b-b91d-ac7e6429caaf&cache=v2)

kernel memory is flash memory
***file is run time data structure***


> [POSIX 알아보기 #2 : 가상 파일 시스템 VFS(Virtual Filesystem)의 의의와 동작 방식](https://medium.com/naver-cloud-platform/posix-%EC%95%8C%EC%95%84%EB%B3%B4%EA%B8%B0-2-%EA%B0%80%EC%83%81-%ED%8C%8C%EC%9D%BC-%EC%8B%9C%EC%8A%A4%ED%85%9C-vfs-virtual-filesystem-%EC%9D%98-%EC%9D%98%EC%9D%98%EC%99%80-%EB%8F%99%EC%9E%91-%EB%B0%A9%EC%8B%9D-fb752a0fb542)






