кеш используется ?

13 сентября 2017 г., 19:07 пользователь ingtar <nginx-forum@forum.nginx.org>
написал:

> Добрый день! Такая непонятная штука стала происходить (время появления не
> зафиксировали)
> Есть nginx в котором:
> worker_processes 28;
> worker_rlimit_nofile 20000;
>
> В случае выполнения nignx reload старые ооочень долго не завершаются.
> Настройка worker_shutdown_timeout 1m выставлена, но особо не помогает.
> Через какое-то время появляются ошибки Too many open files. Если посмотреть
> по открытым файлам для каждого процесса то картина следующая:
>
> несколько
> nginx: worker process
> Limit Soft Limit Hard Limit Units
>
> Max open files 20000 20000 files
>
> pid 43587
> Currently open files: 12510
>
> и очень много:
>
> nginx: worker process is shutting down
> Limit Soft Limit Hard Limit Units
>
> Max open files 15240 15240 files
>
> pid 35319
> Currently open files: 217
>
> nginx: worker process is shutting down
> Limit Soft Limit Hard Limit Units
>
> Max open files 15240 15240 files
>
> pid 35311
> Currently open files: 223
>
> Если посмотреть список процессов, то видно что нормальных воркеров мало, у
> каждого перекос по файлам и такие ошибки.
>
> nobody 1752 18.0 5.2 2752480 1712492 ? S 18:40 4:13 nginx:
> worker process is shutting down
> nobody 6034 36.3 5.2 2752480 1740768 ? S 17:38 30:45 nginx:
> worker process is shutting down
> nobody 6035 8.1 4.2 2752480 1399368 ? S 17:38 6:54 nginx:
> worker process is shutting down
> nobody 6040 5.4 4.1 2752480 1359280 ? S 17:38 4:35 nginx:
> worker process is shutting down
> nobody 6049 12.5 4.6 2752480 1539268 ? S 17:38 10:35 nginx:
> worker process is shutting down
> nobody 6050 31.3 5.2 2752480 1739804 ? S 17:38 26:31 nginx:
> worker process is shutting down
> nobody 6052 3.3 4.0 2752480 1343572 ? S 17:38 2:51 nginx:
> worker process is shutting down
> nobody 6054 5.3 4.1 2752480 1360352 ? S 17:38 4:33 nginx:
> worker process is shutting down
> nobody 6055 26.2 5.4 2752480 1790544 ? S 17:38 22:13 nginx:
> worker process is shutting down
> nobody 6058 0.0 3.7 2752480 1227076 ? S 17:38 0:03 nginx:
> cache manager process
> root 6168 0.0 3.9 2752480 1293176 ? Ss 13:24 0:16 nginx:
> master process /usr/sbin/nginx -g daemon on; master_process on;
> nobody 10656 48.4 5.2 2752480 1719536 ? S 18:45 8:36 nginx:
> worker process is shutting down
> nobody 10657 31.1 4.4 2752480 1460292 ? S 18:45 5:31 nginx:
> worker process is shutting down
> nobody 10658 70.8 5.2 2752480 1739444 ? R 18:45 12:33 nginx:
> worker process
> nobody 10659 70.7 5.2 2752480 1739476 ? R 18:45 12:32 nginx:
> worker process
> nobody 10660 10.7 4.1 2752480 1377328 ? S 18:45 1:54 nginx:
> worker process is shutting down
> nobody 11053 25.3 4.3 2752480 1440108 ? S 18:45 4:26 nginx:
> worker process is shutting down
> nobody 11054 51.3 5.3 2752480 1756036 ? S 18:45 8:59 nginx:
> worker process is shutting down
> nobody 11055 2.2 4.0 2752480 1324696 ? S 18:45 0:23 nginx:
> worker process is shutting down
> nobody 11056 38.6 4.8 2752480 1604476 ? S 18:45 6:45 nginx:
> worker process is shutting down
> nobody 11057 17.9 4.2 2752480 1400344 ? S 18:45 3:07 nginx:
> worker process is shutting down
> nobody 16049 9.6 4.1 2752480 1373540 ? S 18:48 1:26 nginx:
> worker process is shutting down
> nobody 19782 29.2 5.4 2752480 1784320 ? S 18:18 13:08 nginx:
> worker process is shutting down
> nobody 29881 7.8 4.7 2752480 1571664 ? S 18:24 3:06 nginx:
> worker process is shutting down
> nobody 32145 22.2 5.3 2752480 1757248 ? S 17:53 15:40 nginx:
> worker process is shutting down
> nobody 33168 19.8 5.3 2752480 1748384 ? S 18:25 7:33 nginx:
> worker process is shutting down
> nobody 36049 94.5 5.1 2752480 1702212 ? R 18:59 3:29 nginx:
> worker process
> nobody 40384 14.9 4.1 2489628 1365948 ? S 16:22 24:07 nginx:
> worker process is shutting down
> root 43195 0.0 0.0 13956 2188 pts/0 S+ 19:03 0:00 grep
> --color=auto nginx
> nobody 45130 22.6 5.2 2752480 1715320 ? S 18:32 6:58 nginx:
> worker process is shutting down
> nobody 48277 3.8 4.1 2489628 1369324 ? S 16:58 4:48 nginx:
> worker process is shutting down
> nobody 49924 6.1 4.2 2489628 1411852 ? S 16:59 7:37 nginx:
> worker process is shutting down
> nobody 49931 2.7 4.1 2489628 1368808 ? S 16:59 3:22 nginx:
> worker process is shutting down
> nobody 49943 8.3 4.4 2489628 1453684 ? S 16:59 10:18 nginx:
> worker process is shutting down
> nobody 49944 9.1 4.3 2489628 1444924 ? S 16:59 11:18 nginx:
> worker process is shutting down
> nobody 49945 3.8 4.3 2489628 1436344 ? S 16:59 4:46 nginx:
> worker process is shutting down
> nobody 50490 8.6 5.3 2752480 1768892 ? S 18:35 2:25 nginx:
> worker process is shutting down
> nobody 55442 24.4 5.3 2752480 1753424 ? S 18:38 6:02 nginx:
> worker process is shutting down
>
> Версия nignx 1.12.1 собрана так:
>
> nginx version: nginx/1.12.1
> built by gcc 4.9.2 (Debian 4.9.2-10)
> built with OpenSSL 1.0.2j 26 Sep 2016 (running with OpenSSL 1.0.2i 22 Sep
> 2016)
> TLS SNI support enabled
> configure arguments: --prefix=/etc/nginx --sbin-path=/usr/sbin/nginx
> --conf-path=/etc/nginx/nginx.conf --error-log-path=/var/log/
> nginx/error.log
> --http-log-path=/var/log/nginx/access.log --pid-path=/run/nginx.pid
> --lock-path=/run/lock/nginx.lock
> --http-client-body-temp-path=/run/shm/body_temp
> --http-proxy-temp-path=/run/shm/proxy_temp
> --http-fastcgi-temp-path=/run/shm/fastcgi_temp
> --http-uwsgi-temp-path=/run/shm/uwsgi_temp
> --http-scgi-temp-path=/run/shm/scgi_temp --with-http_ssl_module
> --with-http_realip_module --with-http_sub_module --with-http_dav_module
> --with-http_gunzip_module --with-http_gzip_static_module
> --with-http_stub_status_module --with-mail --with-http_v2_module
> --with-http_geoip_module --with-select_module
> --with-http_auth_request_module --with-poll_module --with-debug
>
> Встречалось ли такое?
>
> Posted at Nginx Forum: https://forum.nginx.org/read.
> php?21,276356,276356#msg-276356
>
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