nginx limit_req_module with upstream limit_rate

[Nishikubo Minoru]

I noticed our nginx configuration  5000r/s limits, that is the test program
must generate requests between less than 0.2msec, the tester was
misconfigured the test condition.
Thanks for great hint :-)

On Wed, Mar 15, 2017 at 11:19 PM, Nishikubo Minoru <minoru.nishikubo at lyz.jp>
wrote:

> > If this is an exact configuration you've tried to test with,
> > you've probably tested something very different, as there is no
> > "logation" directive in nginx.
>
> Oh, location is correct.
>
> http {
>   limit_req_zone fixedstring zone=upstream:1m rate=5000r/s;
> }
>
> server {
>   server_name vhosta;
>   location / {
>     limit_req zone=upstream burst=25;
>     proxy_pass http://some_upstream;
>   }
> }
> server {
>   server_name vhostb;
>   location / {
>     limit_req zone=vhostb nodelay;
>     limit_req zone=upstream burst=25;
>     proxy_pass http://some_upstream;
>   }
> }
>
> > > It seems that each virtual hosts limits 5000r/s and entire nginx will
> > > 10000r/s.
> >
> > No, this is not how it works.
>
> Thanks for explict answer.
>
> > Detailed information can be found in debug log, see
> > http://nginx.org/en/docs/debugging_log.html.
>
> We will try, thanks again.
>
>
> On Wed, Mar 15, 2017 at 9:50 PM, Maxim Dounin <mdounin at mdounin.ru> wrote:
>
>> Hello!
>>
>> On Wed, Mar 15, 2017 at 08:47:15PM +0900, Nishikubo Minoru wrote:
>>
>> > We want to limit outgoing(upstream) rate with the fixed string key among
>> > various virtual hosts as follows:
>> >
>> > limit_req_zone fixedstring zone=upstream:1m rate=5000r/s;
>> >
>> > server {
>> >   server_name vhosta;
>> >   logation / {
>>
>> If this is an exact configuration you've tried to test with,
>> you've probably tested something very different, as there is no
>> "logation" directive in nginx.
>>
>> [...]
>>
>> > But on our test, the nginx server send to upstream server 6738 requests
>> in
>> > a second.
>> > (The vhosta sent 3677 requests, and the vhostb sent 3061 requests)
>>
>> Note that testing exact number of requests in a particular second
>> doesn't really make sense as small time difference in time will
>> introduce large errors.  Try measuring the average rate of
>> requests for a larger period of time.
>>
>> > It seems that each virtual hosts limits 5000r/s and entire nginx will
>> > 10000r/s.
>>
>> No, this is not how it works.
>>
>> > Anyway, we will set limit_req_log_level to info level.
>> > Does anyone know limit_req detailed log information?
>>
>> Detailed information can be found in debug log, see
>> http://nginx.org/en/docs/debugging_log.html.
>>
>> --
>> Maxim Dounin
>> http://nginx.org/
>> _______________________________________________
>> nginx mailing list
>> nginx at nginx.org
>> http://mailman.nginx.org/mailman/listinfo/nginx
>>
>
>
-------------- next part --------------
An HTML attachment was scrubbed...
URL: <http://mailman.nginx.org/pipermail/nginx/attachments/20170316/065837dd/attachment-0001.html>