} } return $newArray; } public function remove($node) { $this->_nodes = self::array_remove($this->_nodes, $node); $this->_nodesCount = count($this->_nodes); } public function get($key) { $count = $this->_nodesCount; if ($count === 0) { throw new RuntimeException('No connections'); } return $this->_nodes[$count > 1 ? abs(crc32($key) % $count) : 0]; } public function generateKey($value) { return crc32($value); } } $options = array('key_distribution' => new NaiveDistributionStrategy()); $redis = new Predis_Client($multiple_servers, $options); for ($i = 0; $i < 100; $i++) { $redis->set("key:{$i}", str_pad($i, 4, '0', 0)); $redis->get("key:{$i}"); } $server1 = $redis->getClientFor('first')->info(); $server2 = $redis->getClientFor('second')->info(); printf("Server '%s' has %d keys while server '%s' has %d keys.\n", 'first', $server1['db15']['keys'], 'second', $server2['db15']['keys']);