I make some pretty dumb mistakes .. but this isn't one of them, lol.
No SD card is in the device. I don't know if it helps, but I did use the feature you added and recommended, "installtointernal" to move over to the NAND from the SD.
But again, there is no SD in the unit and no USB thumb drive. Nothing. What you are looking at is the NAND patitions.
Could this be a result of the "installtointernal" due to the original SD being 2GB and the "installtointernal" using same partition structure?
Can you post again the result of df -h?
In you previous post was...
/dev/mmcblk1 should be a SD with 2 partitions, p1 and p2
The flash and storage running from NAND should looks like