Re: "worker process is shutting down" и ошибки open files

Vasiliy P. Melnik basil на vpm.net.ua
Ср Сен 13 16:25:46 UTC 2017


кеш используется ?

13 сентября 2017 г., 19:07 пользователь ingtar <nginx-forum на 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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