首先下载apc文件,放到php扩展目录下(这里根据你的环境配置下载对应的) http://downloads.php.net/pierre/ 接着配置php.ini文件
extension = php_apc.dll
apc.enabled = 1
apc.shm_segments =1
apc.shm_size = 64
apc.optimization = 0
apc.num_files_hint = 1000
apc.ttl = 0
apc.gc_ttl =3600
apc.cache_by_default = on
apc.slam_defense = 0
apc.file_update_protection =2
apc.enable_cli =0
apc.stat =0
重启apahe apc这个可以看到你的缓存情况