Re: [alert] 20356#20356: *17513 open socket Nginx

[Gokan Atmaca <linux.gokan@gmail.com>]

>
> 2018/08/02 10:05:13 [alert] 20356#20356: *17425 open socket #20 left
> in connection 112
> 2018/08/02 10:05:13 [alert] 20355#20355: *17285 open socket #94 left
> in connection 87
> 2018/08/02 10:05:13 [alert] 20356#20356: *17427 open socket #25 left
> in connection 113

Other problem:

[3744409.963342] TCP: request_sock_TCP: Possible SYN flooding on port
80. Sending cookies.  Check SNMP counters.
[3768838.719316] perf: interrupt took too long (5025 > 4991), lowering
kernel.perf_event_max_sample_rate to 39750





On Thu, Aug 2, 2018 at 12:12 PM, Gokan Atmaca <linux.gokan@gmail.com> wrote:
> Hello
>
> I am using debian 9.4. I am using Nginx 1.10 and Php7.2. I'm getting
> mistakes like the following.
>
> 2018/08/02 10:05:13 [alert] 20356#20356: *17425 open socket #20 left
> in connection 112
> 2018/08/02 10:05:13 [alert] 20355#20355: *17285 open socket #94 left
> in connection 87
> 2018/08/02 10:05:13 [alert] 20356#20356: *17427 open socket #25 left
> in connection 113
>
> other error:
> 2018/08/02 10:04:47 [error] 20352#20352: *17128 upstream timed out
> (110: Connection timed out) while reading response header from
> upstream, client: 11.11.11.300, server: www.x.net, request: "GET
> /nowplaying/ HTTP/1.1", upstream:
> "fastcgi://unix:/var/run/php/php7.2-fpm.sock", host: "www.x.net",
> referrer: "http://www.x.net/";
>
> What can be the problem ?