(PECL memcache >= 2.1.0)
Memcache::getServerStatus — Returns server status
Memcache::getServerStatus() returns a the servers online/offline status. You can also use memcache_get_server_status() function.
Note: This function has been added to Memcache version 2.1.0.
Point to the host where memcached is listening for connections.
Point to the port where memcached is listening for connections. This parameter is optional and its default value is 11211.
Returns a the servers status. 0 if server is failed, non-zero otherwise
Example #1 Memcache::getServerStatus() example
<?php
/* OO API */
$memcache = new Memcache;
$memcache->addServer('memcache_host', 11211);
echo $memcache->getServerStatus('memcache_host', 11211);
/* procedural API */
$memcache = memcache_connect('memcache_host', 11211);
echo memcache_get_server_status($memcache, 'memcache_host', 11211);
?>