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PHP共享内存段

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WBOYOriginal
2016-06-06 19:54:301017browse

在asp.net和java中都有共享内存,php除了可以使用Memcached等方式变通以外其实php也是支持共享内存的! 需要安装扩展shmop 找到php安装源文件目录 # cd /usr/local/php-5.4.0/ext/shmop # /usr/local/php/bin/phpize # ./configure --with-php-config=/usr/l

在asp.net和java中都有共享内存,php除了可以使用Memcached等方式变通以外其实php也是支持共享内存的!

 

需要安装扩展shmop

找到php安装源文件目录

# cd /usr/local/php-5.4.0/ext/shmop

# /usr/local/php/bin/phpize

# ./configure --with-php-config=/usr/local/php/bin/php-config

#  make && make install

编译安装成功

PHP共享内存段

# cd /usr/local/php/lib/php/extensions/no-debug-non-zts-20100525/

多出一个 shmop.so

在php.ini增加shmop.so

extension=shmop.so
;;;;;;;;;;;;;;;;;;;
; Module Settings ;
;;;;;;;;;;;;;;;;;;;

phpinfo()输出

PHP共享内存段

写数据

<?php $shmid = shmop_open(864, 'c', 0755, 1024);
shmop_write($shmid, "Hello World!", 0);
phpinfo();
?>


读数据

<?php $shmid = shmop_open(864, 'c', 0755, 1024);
shmop_write($shmid, "Hello World!", 0);
echo shmop_read($shmid, 0, 11);
?>


 

 

参考:http://www.ibm.com/developerworks/cn/opensource/os-php-shared-memory/
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