nginx 限制并发

worker_processes 1;

#error_log logs/error.log;
#error_log logs/error.log notice;
#error_log logs/error.log info;

events {
worker_connections 1024;
}

# http conf
http {
#include http/common.conf;
#include http/cache.conf;
#include http/resty.conf;
#include http/mime.types;

include http/*.conf;

include http/servers/*.conf;
log_format main '[$HOST] -[$realip_remote_addr]- $remote_addr - $remote_user [$time_local] "$request" '
'$status $body_bytes_sent "$http_referer" '
'"$http_user_agent" "$http_x_forwarded_for" "$request_filename"';
gzip on;
gzip_min_length 1000;
gzip_buffers 4 8k;
gzip_types text/plain application/x-javascript text/css application/json application/xml text/javascript;
access_log logs/access.log main;
limit_conn_zone $binary_remote_addr zone=addr:10m;
#charset koi8-r;

#access_log logs/host.access.log main;
server{
listen 2443;
server_name 192.168.137.3;
#port_in_redirect off;
#ssl on;
#从腾讯云获取到的第一个文件的全路径
ssl_certificate /etc/ssl/server.pem;
ssl_certificate_key /etc/ssl/server.key;

location / {
limit_conn_status 500;
limit_conn_log_level warn;
limit_rate 50;
limit_conn addr 1;
alias /var/www/html/;
}
}
}

Last login: Mon Jun 21 10:41:44 2021 from 192.168.137.1
node1:/root#curl 127.0.0.1:2443
<html>
<head><title>500 Internal Server Error</title></head>
<body>
<center><h1>500 Internal Server Error</h1></center>
<hr><center>nginx/1.17.9</center>
</body>
</html>