GET /counter.gif HTTP/1.1
Host: www.subbu.org
User-Agent: Mozilla/5.0 (Windows; U; Windows NT 5.1; en-US; rv:1.7.5) Gecko/20041107 Firefox/1.0
Accept: text/xml,application/xml,application/xhtml+xml,text/html;q=0.9,text/plain;q=0.8,image/png,*/*;q=0.5
HTTP/1.1 200 OK
Date: Mon, 19 Dec 2011 00:12:28 GMT
Server: Apache
Last-Modified: Thu, 08 Dec 2011 15:29:54 GMT
Accept-Ranges: bytes
Content-Length: 24523
Content-Type: image/png
**Get-request: /counter.gif**
如果请求是流水线的,这将有所帮助。服务器可以按照生成的顺序发送回复,浏览器可以解释回复的内容。我知道HTTP是无状态的,但这似乎是一个简单的优化。为什么你认为这可能是一个问题?