nginx - “/run/nginx.pid”中的无效PID号“”
问题描述
我的 Nginx 服务器大部分时间都运行良好。但是有一段时间,nginx 会死掉,我必须手动重新启动 nginx 才能解决这个问题。
这是日志中的错误。我检查过没有其他东西在使用端口 80 和 443。
2018/06/04 12:19:06 [notice] 2913#2913: signal process started
2018/06/04 12:19:06 [error] 2913#2913: invalid PID number "" in "/run/nginx.pid"
2018/06/04 12:19:07 [emerg] 2950#2950: bind() to 0.0.0.0:80 failed (98: Address already in use)
2018/06/04 12:19:07 [emerg] 2950#2950: bind() to 0.0.0.0:443 failed (98: Address already in use)
2018/06/04 12:19:07 [emerg] 2950#2950: bind() to [::]:80 failed (98: Address already in use)
2018/06/04 12:19:07 [emerg] 2950#2950: bind() to 0.0.0.0:80 failed (98: Address already in use)
2018/06/04 12:19:07 [emerg] 2950#2950: bind() to 0.0.0.0:443 failed (98: Address already in use)
2018/06/04 12:19:07 [emerg] 2950#2950: bind() to [::]:80 failed (98: Address already in use)
2018/06/04 12:19:07 [emerg] 2950#2950: bind() to 0.0.0.0:80 failed (98: Address already in use)
2018/06/04 12:19:07 [emerg] 2950#2950: bind() to 0.0.0.0:443 failed (98: Address already in use)
2018/06/04 12:19:07 [emerg] 2950#2950: bind() to [::]:80 failed (98: Address already in use)
2018/06/04 12:19:07 [emerg] 2950#2950: bind() to 0.0.0.0:80 failed (98: Address already in use)
2018/06/04 12:19:07 [emerg] 2950#2950: bind() to 0.0.0.0:443 failed (98: Address already in use)
2018/06/04 12:19:07 [emerg] 2950#2950: bind() to [::]:80 failed (98: Address already in use)
2018/06/04 12:19:07 [emerg] 2950#2950: bind() to 0.0.0.0:80 failed (98: Address already in use)
2018/06/04 12:19:07 [emerg] 2950#2950: bind() to 0.0.0.0:443 failed (98: Address already in use)
2018/06/04 12:19:07 [emerg] 2950#2950: bind() to [::]:80 failed (98: Address already in use)
2018/06/04 12:19:07 [emerg] 2950#2950: still could not bind()
2018/06/04 12:19:10 [alert] 2915#2915: unlink() "/run/nginx.pid" failed (2: No such file or directory)
我的服务器托管 4 个站点。这是配置之一。其他3个非常相似。
server {
listen 80;
listen 443 ssl;
server_name www.hottopic.video;
return 301 $scheme://$host$request_uri;
ssl_certificate /etc/letsencrypt/live/www.hottopic.video/fullchain.pem; # managed by Certbot
ssl_certificate_key /etc/letsencrypt/live/www.hottopic.video/privkey.pem; # managed by Certbot
}
server {
listen 80;
listen [::]:80;
root /var/www/hottopic;
# Add index.php to the list if you are using PHP
index index.php index.html index.htm index.nginx-debian.html;
server_name hottopic.video;
gzip on;
gzip_disable "msie6";
gzip_vary on;
gzip_proxied any;
gzip_comp_level 6;
gzip_buffers 16 8k;
gzip_http_version 1.1;
gzip_types text/plain text/css application/json application/x-javascript text/xml application/xml application/xml+rss text/javascript;
location = /favicon.ico { log_not_found off; access_log off; }
location = /robots.txt { log_not_found off; access_log off; allow all; }
location ~* \.(css|gif|ico|jpeg|jpg|js|png)$ {
expires max;
log_not_found off;
}
location / {
try_files $uri $uri/ /index.php$is_args$args;
}
# pass the PHP scripts to FastCGI server listening on 127.0.0.1:9000
#
location ~ \.php$ {
include snippets/fastcgi-php.conf;
fastcgi_pass unix:/run/php/php7.0-fpm.sock;
}
location ~ /\.ht {
deny all;
}
# deny executing php files in upload folder
location ~* /(?:uploads|files)/.*.php$ {
deny all;
}
location ~* .(pl|cgi|py|sh|lua)$ {
return 444;
}
location ~ .(gif|png|jpe?g)$ {
valid_referers none blocked hottopic.video *.hottopic.video;
if ($invalid_referer) {
return 403;
}
}
error_log /var/log/nginx/error_hottopic.log info;
access_log /var/log/nginx/access_hottopic.log;
listen 443 ssl; # managed by Certbot
ssl_certificate /etc/letsencrypt/live/www.hottopic.video/fullchain.pem; # managed by Certbot
ssl_certificate_key /etc/letsencrypt/live/www.hottopic.video/privkey.pem; # managed by Certbot
include /etc/letsencrypt/options-ssl-nginx.conf; # managed by Certbot
ssl_dhparam /etc/letsencrypt/ssl-dhparams.pem; # managed by Certbot
# Redirect non-https traffic to https
if ($scheme != "https") {
return 301 https://$host$request_uri;
} # managed by Certbot
}
这是我的 nginx.conf
user www-data;
worker_processes auto;
pid /run/nginx.pid;
events {
worker_connections 768;
# multi_accept on;
}
http {
client_max_body_size 20m;
##
# Basic Settings
##
sendfile on;
tcp_nopush on;
tcp_nodelay on;
keepalive_timeout 65;
types_hash_max_size 2048;
# server_tokens off;
server_names_hash_bucket_size 64;
# server_name_in_redirect off;
include /etc/nginx/mime.types;
default_type application/octet-stream;
##
# SSL Settings
##
ssl_protocols TLSv1 TLSv1.1 TLSv1.2; # Dropping SSLv3, ref: POODLE
ssl_prefer_server_ciphers on;
##
# Logging Settings
##
access_log /var/log/nginx/access.log;
error_log /var/log/nginx/error.log warn;
##
# Gzip Settings
##
gzip on;
gzip_disable "msie6";
# gzip_vary on;
# gzip_proxied any;
# gzip_comp_level 6;
# gzip_buffers 16 8k;
# gzip_http_version 1.1;
# gzip_types text/plain text/css application/json application/javascript text/xml application/xml application/xml+rss text/javascript;
##
# Virtual Host Configs
##
include /etc/nginx/conf.d/*.conf;
include /etc/nginx/sites-enabled/*;
}
解决方案
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