# NAS

## 001 New Nas spec

### Status

In progress

### Context

Storage:

- Data filesytem will be in btrfs.
- Study if keep root filesystem in EXT4.
- Need to use LVM over btrfs added posibility to add cache later (cache on cold data useless on beginning maybe write cache in future use).
- hot Data (nomad, document,fresh download file,music?) on SSD cold DATA on HDD (film, serie photo)
- at least 2 HDD and 2 SSD

Hardware:

- network 2.5 gpbs will be good for evolve
- at least 4go ram

Software:

be able to install custom linux distrib