10 GB Cache
dd if=/dev/zero of=/var/cache/loopback.img bs=1M count=10000 mkfs.ext3 -m 0 /var/cache/loopback.img
/etc/fstab entry
/var/cache/loopback.img /var/cache/fscache ext3 loop,auto,defaults,user_xattr 0 0
Afterwards
mount -a
Install cache-fs daemon
apt-get install cachefilesd
/etc/default/cachefilesd should have “RUN=yes” uncommented.
Now start cachefilesd
service cachefilesd start