Jetty unpacks deployed apps to /tmp, which get cleaned up by linux.
cat /etc/cron.daily/tmpwatch
! /bin/sh
flags=-umc
/usr/sbin/tmpwatch "$flags" -x /tmp/.X11-unix -x /tmp/.XIM-unix
-x /tmp/.font-unix -x /tmp/.ICE-unix -x /tmp/.Test-unix
-X '/tmp/hsperfdata_*' 10d /tmp
/usr/sbin/tmpwatch "$flags" 30d /var/tmp
for d in /var/{cache/man,catman}/{cat?,X11R6/cat?,local/cat?}; do
if [ -d "$d" ]; then
/usr/sbin/tmpwatch "$flags" -f 30d "$d"
fi
done
uname -r
2.6.32-279.14.1.el6.x86_64
cat /etc/issue
CentOS release 6.3 (Final)
Kernel \r on an \m