For the next CSSU release perhaps either a soft control in settings or a hard limit to data transfer or priority to the internal EMMC flash memory. I experience severe slowing up to to system crash and shutdown when: -Transfer too many files over WiFi via SSH/SCP or a big fast download -transfer too much data from the microSD or a flash drive over USB hostmode to /home/user/MyDocs -trying to unzip large files -big disc intensive operations such as apt-get upgrade with chroot Debian [...]