read-ahead turn off, cfg file, minor adjustments
drwxr-xr-x - Pico
drwxr-xr-x - _docs
drwxr-xr-x - cpu
drwxr-xr-x - platform
drwxr-xr-x - tools
drwxr-xr-x - unzip
drwxr-xr-x - zlib