Gatling，格林机关枪一样的高效轻量级WEB SERVER，优点是精简高效，完全免配置，支持HTTP/FTP/SMB等协议，支持CGI/FASTCGI，还附带了几个有用的webbench测试工具，非常贴心。
特性：
体积小，Linux 下只有 125kb 大小的静态可执行文件
速度快
可伸缩，详情请看 这里.
跨平台支持 Linux 2.4, Linux 2.6, NetBSD current (2.0+), FreeBSD 4+, OpenBSD 3.4+, Solaris 9+, AIX 5L, IRIX 6.5+, MacOS X Panther+, HP-UX 11+
支持 keep-alive
el-cheapo virtual domains (similar to thttpd)
IPv6 支持
Content-Range
transparent content negotiation (will serve foo.html.gz if foo.html was asked for and browser indicates it understands deflate)
With optional directory index generation
Will only serve world readable files (so you don’t export files accidentally)
Supports FTP and FTP upload as well (upload only to world writable directories and the files won’t be downloadable unless you chmod a+r them manually)
CGI support for HTTP, also SCGI and FastCGI (over IP sockets, not Unix Domain yet)
El-cheapo .htaccess support (see README.htaccess)
Quick-and-dirty SSL/TLS support (see README.tls)
Can detect some common mime types itself, like file(1)
Read-only SMB support (good enough to read a specific file from Windows or using smbclient from Samba)
