Images not loading sometimes with NGINX as RP

[Infinitnet]

As I said, I've also had this before with the default config. Anyway,
here you go:


nginx.conf
-----------
user              nginx;
worker_processes  6;
worker_rlimit_nofile 8000;

error_log  /var/log/nginx/error.log;

pid        /var/run/nginx.pid;

events {
    worker_connections  4096;
    use epoll;
}

http {
    include       /etc/nginx/mime.types;
    default_type  application/octet-stream;
    open_file_cache max=60000 inactive=300s;
    open_file_cache_valid 360s;
    open_file_cache_min_uses 2;
    open_file_cache_errors off;
    server_names_hash_bucket_size 64;

    log_format  main  '$remote_addr - $remote_user [$time_local]
"$request" '
                      '$status $body_bytes_sent "$http_referer" '
                      '"$http_user_agent" "$http_x_forwarded_for"';

    access_log  /var/log/nginx/access.log  main;

    client_body_temp_path /var/spool/nginx-client-body 1 2;
    client_max_body_size 32m;
    client_body_buffer_size 128k;
    client_header_buffer_size 2k;
    large_client_header_buffers 4 16k;

    server_tokens  off;

    sendfile       on;
    tcp_nopush     on;
    tcp_nodelay    off;

    keepalive_timeout     3;
    keepalive_requests   10;
    client_body_timeout   5;
    client_header_timeout 5;
    send_timeout          5;

    proxy_cache_path /var/cache/nginx levels=1:2
keys_zone=nginxcache:10m inactive=10m max_size=1000m;
    proxy_temp_path /var/cache/nginx/proxy;
    proxy_cache_key "$scheme://$host$request_uri";

    gzip on;
    gzip_http_version 1.0;
    gzip_comp_level 1;
    gzip_proxied any;
    gzip_min_length  10;
    gzip_buffers 16 8k;
    gzip_types text/plain text/css application/x-javascript text/xml
application/xml application/xml+rss text/javascript;
    gzip_disable "MSIE [1-6].(?!.*SV1)";
    gzip_vary on;

    proxy_redirect off;

    proxy_set_header   Host             $host;
    proxy_set_header   X-Real-IP        $remote_addr;
    proxy_set_header   X-Forwarded-For  $proxy_add_x_forwarded_for;
    proxy_max_temp_file_size 0;

    proxy_connect_timeout      30;
    proxy_send_timeout         90;
    proxy_read_timeout         90;

    proxy_buffer_size          4k;
    proxy_buffers              4 32k;
    proxy_busy_buffers_size    64k;
    proxy_temp_file_write_size 64k;

    include /etc/nginx/conf.d/*.conf;

}


vhost.conf
------------
upstream server {
    server 1.2.3.4:80 weight=1 fail_timeout=30s;
}

server {
    listen 80;
    server_name .domain.com;
    access_log  /var/log/nginx/domain.com_access.log;
    error_log  /var/log/nginx/domain.com.net_error.log;

    location / {
    proxy_pass http://server;
    proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
    proxy_set_header Host $host;
    proxy_cache nginxcache;
    proxy_cache_valid 200 30m;
    }

    location ~*
\.(jpg|png|gif|jpeg|css|js|swf|doc|pdf|xls|ppt|docx|pptx|xlsx)$ {
    proxy_cache_valid 200 30m;
    expires 604800;
    proxy_pass http://server;
    proxy_cache nginxcache;
    }

}

Posted at Nginx Forum: http://forum.nginx.org/read.php?2,223791,223794#msg-223794