php与memcached memcached

# tar xf  memcache-2.2.7.tgz
# cd memcache-2.2.7
# /usr/local/php/bin/phpize
# ./configure --enable-memcache --with-php-config=/usr/local/php/bin/php-config
# make && make install
# Build complete.
# Don't forget to run 'make test'.
# Installing shared extensions:     /usr/local/php/lib/php/extensions/no-debug-non-zts-20100525/
# vim /usr/local/php/lib/php.ini 添加如下两行
# extension_dir = "/usr/local/php/lib/php/extensions/no-debug-non-zts-20100525/"
# extension=memcache.so
# vim index.php # 编写网页测试脚本
# cat index.php
<?php
phpinfo()
?>

# more example.php
<?php
$memcache = memcache_connect('localhost', 11211);
if ($memcache) {
$memcache->set("str_key", "String to store in memcached");
$memcache->set("num_key", 123);
$object = new StdClass;
$object->attribute = 'test';
$memcache->set("obj_key", $object);
$array = Array('assoc'=>123, 345, 567);
$memcache->set("arr_key", $array);
var_dump($memcache->get('str_key'));
var_dump($memcache->get('num_key'));
var_dump($memcache->get('obj_key'));
}
else {
echo "Connection to memcached failed";
}
?>

# yum -y install libevent-devel

# tar xf memcached-1.4.15.tar.gz
# ./configure
# make
# make install

#!/bin/bash
#
#chkconfig: - 86 14
#config : /etc/sysconfig/memcached
.   /etc/rc.d/init.d/functions
##Default varibles
PORT="11211"
USER="nobody"
MAXCONN="1024"
CACHESIZE="64"
OPTIONS=""
PETVAL=0
prog="/usr/local/bin/memcached"
desc="Distributed memory cacching"
lockfile="/var/lock/subsys/memcached"
start() {
echo -n $"Starting $desc (memcached): "
daemon $prog -d -p $PORT -u $USER -c $MAXCONN -m $CACHESIZE $OPTIONS
PETVAL=$?
echo
[ $PETVAL -eq 0 ] && touch $lockfile
return $PETVAL
}
stop () {
echo -n $"Shutting down $desc (memcached) :"
killproc $prog
PETVAL=$?
echo
[ $PETVAL -eq 0 ] && rm -rf $lockfile
return $PETVAL
}
restart () {
start
stop
}
reload () {
echo -n $"Reloading $desc ($prog) :"
killproc $prog -HUP
PETVAL=$?
echo
return    $PETVAL
}
case "$1" in
start)
start
;;
stop)
stop
;;
restart)
restart
;;
reload)
reload
;;
*)
echo " start|stop|restart|reload|"
esac

# vim /etc/rc.d/init.d/memcached
# chkconfig --add memcached
# chkconfig --list memcached
memcached       0:off   1:off   2:off   3:off   4:off   5:off   6:off
# chkconfig memcached on
# chkconfig --list memcached
memcached       0:off   1:off   2:on    3:on    4:on    5:on    6:off

# service memcached start
Starting Distributed memory cacching (memcached):          [  OK  ]

<?php
$memcache = new Memcache;
$memcache->connect('localhost', 11211) or die ("Could not connect");
$memcache->set('key', 'test');
$get_value = $memcache->get('key');
echo $get_value;
?>

# cp /root/memcache-2.2.7/example.php  /usr/html/
# cd  /usr/html/
# cat example.php

?php
$memcache = memcache_connect('localhost', 11211);
if ($memcache) {
$memcache->set("str_key", "String to store in memcached");
$memcache->set("num_key", 123);
$object = new StdClass;
$object->attribute = 'test';
$memcache->set("obj_key", $object);
$array = Array('assoc'=>123, 345, 567);
$memcache->set("arr_key", $array);
var_dump($memcache->get('str_key'));
var_dump($memcache->get('num_key'));
var_dump($memcache->get('obj_key'));
}
else {
echo "Connection to memcached failed";
}
?>