紀錄一次奇怪的bug，請求路徑超長，介面訪問不通
前提
nginx + docker + uwsgi + django 部署服務
問題：
當GET請求， 請求路徑超長時，nginx轉發不成功
請求路徑為http://{server_ip}/report/get_bw/?page_num=1&page_size=3&locations=%E4%BC%8A%E6%8B%89%E5%85%8B&locations=%E4%BF%84%E7%BD%97%E6%96%AF&locations=%E6%97%A5%E6%9C%AC&locations=%E9%A9%AC%E5%85%B6%E9%A1%BF&locations=%E5%B7%B4%E6%9E%97&locations=%E9%98%BF%E5%B0%94%E5%8F%8A%E5%88%A9%E4%BA%9A&locations=%E6%B3%95%E5%9B%BD&locations=%E5%8A%A0%E6%B2%99%E5%9C%B0%E5%B8%A6&locations=%E5%8D%B0%E5%BA%A6&locations=%E5%B7%B4%E5%8B%92%E6%96%AF%E5%9D%A6&locations=%E5%A2%A8%E8%A5%BF%E5%93%A5&locations=%E6%91%A9%E7%BA%B3%E5%93%A5&locations=%E9%9F%A9%E5%9B%BD&locations=%E4%B9%94%E6%B2%BB%E4%BA%9A%E5%B7%9E&locations=%E4%B8%AD%E5%9B%BD&locations=%E5%93%88%E8%90%A8%E5%85%8B&locations=%E5%A1%9E%E6%B5%A6%E8%B7%AF%E6%96%AF&locations=%E7%A7%91%E5%A8%81%E7%89%B9&locations=%E7%99%BE%E6%85%95%E5%A4%A7%E7%BE%A4%E5%B2%9B&locations=%E4%BA%9A%E7%BE%8E%E5%B0%BC%E4%BA%9A%E5%85%B1&locations=%E5%9C%9F%E5%BA%93%E6%9B%BC%E6%96%AF%E5%9D%A6&locations=%E7%BE%8E%E5%9B%BD&locations=%E8%A5%BF%E7%8F%AD%E7%89%99&locations=%E7%A7%91%E7%B4%A2%E6%B2%83&locations=%E7%BD%97%E9%A9%AC%E5%B0%BC%E4%BA%9A&locations=%E5%90%89%E5%B0%94%E5%90%89%E6%96%AF%E6%96%AF%E5%9D%A6&locations=%E6%91%A9%E6%B4%9B%E5%93%A5&locations=%E6%84%8F%E5%A4%A7%E5%88%A9&locations=%E4%BC%8A%E6%9C%97&locations=%E6%A2%B5%E8%92%82%E5%86%88&locations=%E9%98%BF%E5%AF%8C%E6%B1%97&locations=%E6%9C%9D%E9%B2%9C&locations=%E5%88%A9%E6%AF%94%E4%BA%9A&locations=%E9%98%BF%E5%B0%94%E5%B7%B4%E5%B0%BC%E4%BA%9A&locations=%E5%8A%A0%E6%8B%BF%E5%A4%A7&locations=%E6%B3%A2%E9%BB%91&locations=%E5%8F%99%E5%88%A9%E4%BA%9A&locations=%E9%98%BF%E5%A1%9E%E6%8B%9C%E7%96%86&locations=%E4%B9%8C%E5%85%B9%E5%88%AB%E5%85%8B&locations=%E5%AE%89%E9%81%93%E5%B0%94&locations=%E4%BB%A5%E8%89%B2%E5%88%97&locations=%E7%AA%81%E5%B0%BC%E6%96%AF&locations=%E8%A5%BF%E5%B2%B8&locations=%E5%B0%BC%E6%B3%8A%E5%B0%94&locations=%E9%BB%91%E5%B1%B1&locations=%E5%9C%9F%E8%80%B3%E5%85%B6&locations=%E5%B7%B4%E5%9F%BA%E6%96%AF%E5%9D%A6&locations=%E7%BA%A6%E6%97%A6&locations=%E6%A0%BC%E9%B2%81%E5%90%89%E4%BA%9A&locations=%E9%A9%AC%E8%80%B3%E4%BB%96&locations=%E5%AE%89%E6%8F%90%E7%93%9C%E5%92%8C%E5%B7%B4%E5%B8%83%E8%BE%BE&locations=%E5%93%88%E8%90%A8%E5%85%8B%E6%96%AF%E5%9D%A6&locations=%E6%99%BA%E5%88%A9&locations=%E5%A1%9E%E5%B0%94%E7%BB%B4%E4%BA%9A&locations=%E8%8B%B1%E5%9B%BD&locations=%E5%90%89%E5%B0%94%E5%90%89%E6%96%AF&locations=%E5%B8%8C%E8%85%8A&locations=%E9%BB%8E%E5%B7%B4%E5%AB%A9&locations=%E6%B3%A2%E6%96%AF%E5%B0%BC%E4%BA%9A%E5%92%8C%E9%BB%91%E5%A1%9E%E5%93%A5%E7%BB%B4%E9%82%A3&locations=%E4%B9%8C%E5%85%B9%E5%88%AB%E5%85%8B%E6%96%AF%E5%9D%A6&locations=%E8%A5%BF%E6%92%92%E5%93%88%E6%8B%89&locations=%E4%BF%9D%E5%8A%A0%E5%88%A9%E4%BA%9A&locations=%E5%9C%A3%E9%A9%AC%E5%8A%9B%E8%AF%BA&locations=%E5%9F%83%E5%8F%8A&locations=%E9%97%A8%E7%9A%84%E5%86%85%E5%93%A5%E7%BD%97&locations=%E5%A1%94%E5%90%89%E5%85%8B%E6%96%AF%E5%9D%A6&locations=%E8%91%A1%E8%90%84%E7%89%99
頁面報如下錯誤
An error occurred.
Sorry, the page you are looking for is currently unavailable.
Please try again later.
If you are the system administrator of this resource then you should check the error log for details.
Faithfully yours, nginx.
其他介面訪問正常
django伺服器接收不到請求
解決方案
- 修正方式1：
uwsgi.ini中加一行配置
buffer-size = 65536
重啟服務後，正常訪問介面
- 修正方式2：
可將介面修改為POST請求，用請求體傳參