awk '{print $1}' /var/log/httpd/site.ru_access.log | sort | uniq -c | sort -nr | head -20

awk -F\" '{print $6}' /var/log/httpd/site.ru_access.log | sort | uniq -c | sort -nr | head -20

#!/bin/bash
TOMCAT_PID=$(ps -ef | awk '/[t]omcat/{print $2}')
echo TOMCAT PROCESSID $TOMCAT_PID
if [ -z "$TOMCAT_PID" ]
then
	echo "TOMCAT NOT RUNNING"
	service tomcat restart
else
	echo "TOMCAT RUNNING"
fi

sed -i 's/mirrorlist/#mirrorlist/g' /etc/yum.repos.d/CentOS-*
sed -i 's|#baseurl=http://mirror.centos.org|baseurl=http://vault.centos.org|g' /etc/yum.repos.d/CentOS-*

ls -l ./ | sed -n 's~^-.*\(\..*\)$~\1~p' | sort | uniq

grep "/test/" ./log.log | cut -d ' ' -f 1 | sort | uniq -c | sort -n | tail -n 30

iptables -A INPUT -s 192.168.10.10 -j DROP

cat access.log | cut -d'"' -f 6 | grep bot | sort | uniq

SetEnvIfNoCase User-Agent "AhrefsBot|DotBot|SemrushBot|PetalBot" bad_bot
<Limit GET POST HEAD>
Order Allow,Deny
Allow from all
Deny from env=bad_bot
</Limit>