Disable journaling on SD card Raspberry PI - sevrugin/docker-majordomo GitHub Wiki

Information from site

# echo u > /proc/sysrq-trigger 
# echo s > /proc/sysrq-trigger 
# tune2fs -O ^has_journal /dev/mmcblk0p2 
# e2fsck -fy /dev/mmcblk0p2 
# echo s > /proc/sysrq-trigger 
# echo b > /proc/sysrq-trigger