bedazzled-laptop ~ # ls /var/tmp/ccache
0  1  2  3  4  5  6  7  8  9  a  b  c  d  e  f  stats
bedazzled-laptop ~ # ccache -s
cache hit                              0
cache miss                             0
files in cache                         0
cache size                             0 Kbytes
max cache size                     976.6 Mbytes
bedazzled-laptop ~ # emerge --info | grep -i ccache
ccache version 2.3 [enabled]
FEATURES="autoconfig ccache distlocks sandbox sfperms strict"
bedazzled-laptop ~ # cat /etc/make.conf | grep -i ccache
CCACHE_SIZE="2G"
FEATURES="ccache"