RHEL6: cachefilesd uses 100% of cpu

Issue

• '%CPU' of top-command becomes 100% when cachefilesd exec

• Checked top and found out that cachefilesd uses 100% of cpu resources.

# ps -eo pcpu,user,args | sort -k1 -nr | head
99.7 root     cachefilesd -f /etc/cachefilesd.conf
 7.0 foo       /usr/bin/python /foo/bar
 4.9 foo       /usr/bin/python /foo/bar
 4.8 foo       /usr/bin/python /foo/bar
 4.0 foo       /usr/bin/python /foo/bar
 3.1 foo       /usr/bin/python /foo/bar
 3.1 foo       /usr/bin/python /foo/bar
 1.6 foo       sshd: foo@bar
 1.4 root     sshd: foo [priv]
 1.4 foo       sshd: foo@bar