Installing Redis, Memcached on CentOS 5.7

hailai

　　Redis:
　　Install



sudo su
yum install make gcc wget telnet
wget -c http://redis.googlecode.com/files/redis-2.6.7.tar.gz
tar zxfv redis-2.6.7.tar.gz
cd redis-2.6.7
make && make install
　　Config



mkdir -p /etc/redis /mnt/var/lib/redis
sed -e "s/^daemonize no$/daemonize yes/" -e "s/^dir \.\//dir \/mnt\/var\/lib\/redis\//" -e "s/^loglevel debug$/loglevel notice/" -e "s/^logfile stdout$/logfile \/mnt\/var\/log\/redis.log/" redis.conf > /etc/redis/redis.conf
　　Manage use init script redis (refer to: a script to start and stop redis daemon)



#!/bin/sh
#
# redis        init file for starting up the redis daemon
#
# chkconfig:   - 20 80
# description: Starts and stops the redis daemon.
# Source function library.
. /etc/rc.d/init.d/functions
name="redis-server"
exec="/usr/local/bin/$name"
cliexec="/usr/local/bin/redis-cli"
pidfile="/var/run/redis.pid"
REDIS_CONFIG="/etc/redis/redis.conf"
REDIS_PORT="6379"
[ -e /etc/sysconfig/redis ] && . /etc/sysconfig/redis
lockfile=/var/lock/subsys/redis
start() {
[ -f $REDIS_CONFIG ] || exit 6
[ -x $exec ] || exit 5
echo -n $"Starting $name: "
ulimit -n 131072
daemon "$exec $REDIS_CONFIG"
retval=$?
echo
[ $retval -eq 0 ] && touch $lockfile
return $retval
}
stop() {
pid=$(cat /var/run/redis.pid)
# echo -n $"Stopping $name: "
$cliexec -p $REDIS_PORT shutdown
while [ -x /proc/${pid} ]; do
echo "Waiting for Redis to shutdown ..."
sleep 0.5
done
retval=$?
[ $retval -eq 0 ] && rm -f $lockfile && action $"Stopping $name: " /bin/true
return $retval
}
restart() {
stop
start
}
reload() {
false
}
rh_status() {
status -p $pidfile $name
}
rh_status_q() {
rh_status >/dev/null 2>&1
}

case "$1" in
start)
rh_status_q && exit 0
$1
;;
stop)
rh_status_q || exit 0
$1
;;
restart)
$1
;;
reload)
rh_status_q || exit 7
$1
;;
force-reload)
force_reload
;;
status)
rh_status
;;
condrestart|try-restart)
rh_status_q || exit 0
restart
;;
*)
echo $"Usage: $0 {start|stop|status|restart|condrestart|try-restart}"
exit 2
esac
exit $?
　　



chmod u+x redis
mv redis /etc/init.d
/sbin/chkconfig --add redis
/sbin/chkconfig --level 345 redis on
/sbin/service redis start
　　
　　Memcached:
　　Install



yum install libevent libevent-devel
wget http://memcached.googlecode.com/files/memcached-1.4.15.tar.gz
tar zfxv memcached-1.4.15.tar.gz
cd memcached-1.4.15
./configure
make && make install
　　Manage use init script redis



/etc/sysconfig/memcached:
PORT="11211"
USER="nobody"
MAXCONN="131072"
CACHESIZE="5376"
OPTIONS="-P /var/run/memcached/memcached.pid -t 8"

/etc/init.d/memcached:
#!/bin/bash
#
# Init file for memcached
#
# Written by Dag Wie&euml;rs <dag@wieers.com>
#
# chkconfig: - 80 12
# description: Distributed memory caching daemon
#
# processname: memcached
# config: /etc/sysconfig/memcached
# config: /etc/memcached.conf
source /etc/rc.d/init.d/functions
### Default variables
PORT="11211"
USER="nobody"
MAXCONN="1024"
CACHESIZE="64"
OPTIONS=""
SYSCONFIG="/etc/sysconfig/memcached"
### Read configuration
[ -r "$SYSCONFIG" ] && source "$SYSCONFIG"
RETVAL=0
prog="memcached"
desc="Distributed memory caching"
start() {
echo -n $"Starting $desc ($prog): "
daemon $prog -d -p $PORT -u $USER -c $MAXCONN -m $CACHESIZE $OPTIONS
RETVAL=$?
echo
[ $RETVAL -eq 0 ] && touch /var/lock/subsys/$prog
return $RETVAL
}
stop() {
echo -n $"Shutting down $desc ($prog): "
killproc $prog
RETVAL=$?
echo
[ $RETVAL -eq 0 ] && rm -f /var/lock/subsys/$prog
return $RETVAL
}
restart() {
stop
start
}
reload() {
echo -n $"Reloading $desc ($prog): "
killproc $prog -HUP
RETVAL=$?
echo
return $RETVAL
}
case "$1" in
start)
start
;;
stop)
stop
;;
restart)
restart
;;
condrestart)
[ -e /var/lock/subsys/$prog ] && restart
RETVAL=$?
;;
reload)
reload
;;
status)
status $prog
RETVAL=$?
;;
*)
echo $"Usage: $0 {start|stop|restart|condrestart|status}"
RETVAL=1
esac
exit $RETVAL
　　



chkconfig --add memcached
chkconfig --level 345 memcached on
service memcached start