gistfile1.yml

stash:
    caches:
        default:
            drivers:
                # When using multiple webservers, you must use Memcache or Redis
                - Memcache
            inMemory: true
            registerDoctrineAdapter: false

ezpublish:
    http_cache:
        purge_type: local
(...)
    system:
        frontend_group:
            content:
                view_cache: true      # Activates HttpCache for content
                ttl_cache: true       # Activates expiration based HttpCache for content (very fast)
                default_ttl: 60       # Number of seconds an Http response is valid in cache (if ttl_cache is true)