#!/bin/bash

if [ -f /run/httpd/httpd.pid ]; then
  PIDFILE=/run/httpd/httpd.pid
elif [ -f /var/run/httpd/httpd.pid ]; then
  PIDFILE=/var/run/httpd/httpd.pid
else
  echo "No pidfile $PIDFILE."
fi

N=${1:-20}
echo "Killing $N httpd processes..."
pgrep httpd | grep -v ^`cat $PIDFILE` | tail -$N | xargs kill -9
L=`pgrep httpd | wc -l`
echo "$L httpd processes left."
