how to location the specific error of 500

yang.yang · 2015-10-28T16:58:12+00:00

May I suggest another alternative: tarantool http://tarantool.org.I'm currently working on an API that will relies heavily on it. I created a resty...

how to location the specific error of 500

yang.yang

Hi:

for example, a mobile client post some data to nginx, and nginx proxy to cache node. For the same url and post data, nginx most time return 499 for client close the connections and return 500 for some time which we can ensure it have exec header_filter_by_lua step, but how to know in which case, nginx return 500 .

agentzh

Hello!

On Wed, Oct 28, 2015 at 4:58 PM, 杨阳 wrote:
>       for  example,  a mobile client post some data to nginx, and nginx
> proxy to cache node. For the same url and post data, nginx most time return
> 499 for client close the connections and return 500 for some time which we
> can ensure it have exec header_filter_by_lua step, but how to know in which
> case, nginx return 500 .
>

Many things can trigger 500 and the most reliable way is to check out
the corresponding error log entries. Maybe you just shouldn't try
recording the details in a response header online but rely on offline
error log data analysis.

Regards,
-agentzh