5. Server# 5.1. Server packages 5.1.1. groonga-httpd 5.1.2. groonga-server-gqtp 5.1.3. groonga-server-http 5.2. HTTP 5.2.1. Comparison 5.2.2. groonga 5.2.3. groonga-httpd 5.3. GQTP 5.3.1. Summary 5.3.2. How to run 5.4. Memcached binary protocol