$ apt-cache search php-apc
php-apc - APC (Alternative PHP Cache) module for PHP 5

$ sudo apt-get install php-apc

echo "apc.enabled = 1
apc.shm_size = 128
apc.shm_segments=1
apc.write_lock = 1
apc.rfc1867 = On
apc.ttl=7200
apc.user_ttl=7200
apc.num_files_hint=1024
apc.mmap_file_mask=/tmp/apc.XXXXXX
apc.enable_cli=1
apc.slam_defense = Off
" >> /etc/php5/conf.d/apc.ini
		
		

/usr/local/php/bin/pecl install apc
				

				
extension_dir = "/usr/local/php-5.3.3/lib/php/extensions/"
extension = apc.so