raspberry save flash

[robinbobin]

vi /etc/fail2ban/fail2ban.conf

#dbfile = /var/lib/fail2ban/fail2ban.sqlite3
dbfile = :memory

tune2fs -c 0 /dev/mmcblk0p2
tune2fs -o journal_data_writeback /dev/mmcblk0p2

Disable swapping

sudo dphys-swapfile swapoff
sudo dphys-swapfile uninstall
sudo update-rc.d dphys-swapfile remove

v /etc/fstab
/dev/mmcblk0p2 / ext4 defaults,noatime,commit=60,writeback,nodiratime 0 1