#!/system/bin/sh echo "fstrim init script" if [ -e /init.fstrim.sh ]; then echo "/init.fstrim.sh exists, trimming /preload only" fstrim -v /preload else echo "/init.fstrim.sh does not exist, trimming /cache, /system, /data, /preload" fstrim -v /cache fstrim -v /system fstrim -v /data fstrim -v /preload fi