[alert] 886#0: worker process 24832 exited on signal 11

[Sergey]

1. nginx version: nginx/0.7.65
built by gcc 4.4.1 (Ubuntu 4.4.1-4ubuntu9)
configure arguments: --with-http_sub_module

2. 


worker_processes  1;
worker_rlimit_nofile 65535;

events {
	use epoll;
	worker_connections 65535;
}


http {
	server_tokens off;
	include mime.types;
	default_type application/octet-stream;
	reset_timedout_connection on;

	sendfile on;
	#tcp_nopush on;

	keepalive_timeout 15;

	gzip_comp_level 6;
	gzip_types text/plain text/css application/json application/x-javascript text/xml application/xml application/xml+rss text/javascript application/atom+xml;
	gzip_min_length 1000;
	gzip_proxied any;
	gzip_http_version 1.0;
	#gzip_disable "msie6";

	index default.aspx;
	port_in_redirect off;

	proxy_buffers 8 16k;
	proxy_buffer_size 32k;
	proxy_intercept_errors on;
	proxy_connect_timeout 30;
	proxy_send_timeout 90;
	proxy_read_timeout 90;

	proxy_hide_header X-Powered-By;
	proxy_hide_header X-AspNet-Version;
	proxy_cache_use_stale timeout invalid_header http_500;

	#limit_zone demo $binary_remote_addr 10m;
	#limit_conn demo 5;

	log_format main      '$remote_addr - $remote_user [$time_local] '
							 '"$request" $status $bytes_sent '
							 '"$http_referer" "$http_user_agent" '
							 '"$http_cookie" "$gzip_ratio"';

	gzip on;
	proxy_cache_path /usr/local/nginx/cache/prod levels=1:2 keys_zone=prodcache:150m max_size=500m;
	client_max_body_size 50m;


	upstream  backend  {
			server 10.226.142.223;
	}

	server {
			include /usr/local/nginx/conf/vhosts/blockips.conf;

			set $cached 0;
			proxy_next_upstream timeout http_500 http_502 http_503 http_504;

			listen 80;
			server_name myserver;
			
			error_page 500 502 503 504 = @nocached;
			error_page 400 401 403 405 406 408 = @nocached;
			error_page 404 = @nocached;

			expires epoch;
			access_log /usr/local/nginx/logs/prod/access.log main;
			error_log /usr/local/nginx/logs/prod/error.log;

			if ($host ~* ^(www\.|)orgdomain\.org$) {
					rewrite ^.* http://workdomain.com permanent;
			}

			if ($host ~* www\.(.*)) {
					set $no_www $1;
					rewrite ^(.*)$ http://$no_www$1 permanent;
			}

			location @storage {
					access_log off;
					error_log /usr/local/nginx/logs/prod/error_data01.log crit;
					rewrite ^(.*)$ http://$storage_domain$1 permanent;
			}

			#кэшируем статику на себя
			location @fetch {
					root /home/prod;
					access_log /usr/local/nginx/logs/prod/access_static.log;
					proxy_pass http://backend;
					proxy_store on;
					proxy_temp_path /usr/local/nginx/proxy_temp/prod 1 2;
					proxy_set_header Host $host;
					proxy_set_header If-Modified-Since "";
					proxy_store_access user:rw group:rw all:r;
			}

			#для зарегистрированных проксируем прозрачно
			location @nocached {
					gzip on;
					client_max_body_size 50m;
					proxy_pass http://backend;
					proxy_set_header Host $host;
					proxy_set_header X-Real-IP $remote_addr;
					proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
			}

			#гостям проксируем и кэшируем
			location @cached {
					gzip on;
					proxy_pass http://backend;
					proxy_set_header Host $host;
					proxy_set_header X-Real-IP $remote_addr;
					proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
					proxy_cache prodcache;
					proxy_cache_valid 200 301 304 300s;
					proxy_cache_key "$request_method|$http_if_modified_since|$http_if_none_match|$host|$request_uri";
					proxy_hide_header "Set-Cookie";
					proxy_ignore_headers "Cache-Control" "Expires";
					proxy_hide_header X-Powered-By;
					proxy_hide_header X-AspNet-Version;
			}

			#redirect to default.aspx after reconstruction
			location /default.html {
					rewrite ^\/default\.html(.*)$ http://$host/default.aspx$1;
			}

			location / {
					#если нет нашей куки
					if ($http_cookie !~ "auth") {
							set $cached 1;
					}

					if ($request_method = POST) {
							set $cached 0;
					}

					if ($request_method != GET) {
							set $cached 0;
					}

					if ($args ~* "isvisit=(0|1)") {
							set $cached 0;
					}

					if ($args ~* "viewtype=(0|1)") {
							set $cached 0;
					}

					if ($args ~* "arg1=") {
							set $cached 0;
					}
					#set $cached 0;
					if ($cached = 1) {
							error_page 404 405 500 502 504 = @cached;
							return 404;
							#break;
					}

					if ($cached = 0) {
							error_page 404 405 500 502 504 = @nocached;
							return 404;
							#break;
					}
			}

			location ^~ /data/ {
					error_page 404 = @storage;
					error_log /usr/local/nginx/logs/prod/error_data01.log;
					return 404;
			}

			location ^~ /images/personal/ {
					error_page 404 = @storage;
					error_log /usr/local/nginx/logs/prod/error_data01.log;
					return 404;
			}

			location ^~ /images/galleries/ {
					error_page 404 = @storage;
					error_log /usr/local/nginx/logs/prod/error_data01.log;
					return 404;
			}

			location ^~ /images/votes/ {
					error_page 404 = @storage;
					error_log /usr/local/nginx/logs/prod/error_data01.log;
					return 404;
			}

			location ~* ^.+\.(jpg|jpeg|gif|gz|zip|flv|rar|wmv|avi|swf|png|htc|ico|mpeg|mpg|txt|mp3|mov|ico|css|js).* {
					access_log off;
					root /home/prod;
					expires 31d;
					error_log /usr/local/nginx/logs/prod/error_static.log;
					error_page 404 = @fetch;
			}
	 }
}


3. Не совсем понял что нужно сделать в этом пункте - нужно дебаг лог?

Posted at Nginx Forum: http://forum.nginx.org/read.php?21,64648,64686#msg-64686