fs_tests.md

# Layouts
[FS layout documentation](https://docs.ceph.com/en/latest/cephfs/file-layouts/)
The FS layouts can be set using extended attributes. To check the default attributed:
```
touch test
getfattr -n ceph.file.layout test
# file: test
ceph.file.layout="stripe_unit=4194304 stripe_count=1 object_size=4194304 pool=ec62"
```