Resolved
I have 2 segment in config: cachemanager and cacheManager, when combining, zend cache only get first segment (cachemanager)
Config success:
; CACHE CONFIG
resources.cachemanager.memcached.frontend.name = Core
resources.cachemanager.memcached.frontend.options.automatic_serialization = On
resources.cachemanager.memcached.backend.name = Memcached
resources.cachemanager.memcached.backend.options.servers.one.host = 127.0.0.1
resources.cachemanager.memcached.backend.options.servers.one.port = 11211
resources.cachemanager.memcached.backend.options.servers.one.persistent = On
; session savehandler class
resources.session.name = PHPGAME5_SESSION
resources.session.saveHandler.class = Zend_Session_SaveHandler_Cache
resources.session.gc_maxlifetime = 7200
resources.session.cookie_domain = ".game5.vn"
; CACHE CONFIG
resources.cachemanager.page.backend.options.public_dir = PUBLIC_PATH "/cached"
resources.cachemanager.pagetag.backend.options.cache_dir = WEB_PATH "/data/cache/tags"
resources.frontController.params.disableOutputBuffering = true
resources.cachemanager.page.backend.options.disable_caching = false
resources.cachemanager.page.backend.options.cache_directory_umask = 0775
resources.cachemanager.page.backend.options.cache_file_umask = 0775