cleanup centos

cleanup.sh

yum -y update && \
yum -y install yum-utils && \
service rsyslog stop && \
service auditd stop && \
package-cleanup --oldkernels -y –count=1 && \
yum clean all && \
logrotate -f /etc/logrotate.conf

rm -f /var/log/*-???????? /var/log/*.gz
rm -f /var/log/dmesg.old
rm -rf /var/log/anaconda
cat /dev/null > /var/log/audit/audit.log
cat /dev/null > /var/log/wtmp
cat /dev/null > /var/log/lastlog
cat /dev/null > /var/log/grubby

rm -f /etc/udev/rules.d/70*

sed -i".bak" '/UUID/d' /etc/sysconfig/network-scripts/ifcfg-ens192

rm -f /etc/ssh/*key*

rm -f ~root/.bash_history
unset HISTFILE

history -c

sys-unconfig