# Data on the internal SD /dev/mmcblk0p3 /mnt/onboard vfat noatime 0 1 # Data on the external SD /dev/mmcblk1p3 /mnt/external vfat noatime 0 1 # Prevent documentation from being installed to persistent storage tmpfs /usr/share/man tmpfs defaults 0 0 tmpfs /usr/share/info tmpfs defaults 0 0 tmpfs /usr/share/doc tmpfs defaults 0 0 # Don't store logs (to save space & reduce flash wear) tmpfs /var/log tmpfs defaults 0 0 tmpfs /tmp tmpfs defaults 0 0