fr 0
p *p

$1 = {upstream = 0x7fc76f262b50, downstream = 0x7fc76f2623d0, free_raw_bufs = 0x0,
in = 0x0, last_in = 0x2238fa0, out = 0x223aae8, free = 0x223abb8,
busy = 0x223a938, input_filter = 0x4653d0 <ngx_http_fastcgi_input_filter>,
input_ctx = 0x227ba00, output_filter = 0x432f00 <ngx_http_output_filter>,
output_ctx = 0x227ba00, read = 0, cacheable = 0, single_buf = 0, free_bufs = 1,
upstream_done = 0, upstream_error = 0, upstream_eof = 0, upstream_blocked = 0,
downstream_done = 0, downstream_error = 0, cyclic_temp_file = 0, allocated = 8,
bufs = {num = 8, size = 16384}, tag = 0x694380, busy_size = 65536,
read_length = 458766, length = 65528, max_temp_file_size = 1073741824,
temp_file_write_size = 65536, read_timeout = 1800000, send_timeout = 600000,
send_lowat = 0, pool = 0x2238200, log = 0x216b320, preread_bufs = 0x0,
preread_size = 14, buf_to_file = 0x0, temp_file = 0x223a5b8, num = 33}

(gdb) fr 3
#3 0x000000000044786e in ngx_http_upstream_process_upstream (r=0x227ba00,
u=0x2239230) at src/http/ngx_http_upstream.c:2641
2641 src/http/ngx_http_upstream.c: No such file or directory.
(gdb) p *r
$2 = {signature = 1347703880, connection = 0x7fc76f2623d0, ctx = 0x2238610,
main_conf = 0x2164790, srv_conf = 0x2183c10, loc_conf = 0x219f9a0,
read_event_handler = 0x447c90 <ngx_http_upstream_rd_check_broken_connection>,
write_event_handler = 0x447ff0 <ngx_http_upstream_process_downstream>,
cache = 0x0, upstream = 0x2239230, upstream_states = 0x2239160,
pool = 0x2238200, header_in = 0x2185f00, headers_in = {headers = {
last = 0x227ba70, part = {elts = 0x22389d8, nelts = 13, next = 0x0},
size = 48, nalloc = 20, pool = 0x2238200}, host = 0x22389d8,
connection = 0x0, if_modified_since = 0x0, if_unmodified_since = 0x0,
user_agent = 0x2238a38, referer = 0x2238a98, content_length = 0x0,
content_type = 0x0, range = 0x0, if_range = 0x0, transfer_encoding = 0x0,
expect = 0x0, accept_encoding = 0x2238ac8, via = 0x2238b88,
authorization = 0x2238a08, keep_alive = 0x0, x_forwarded_for = 0x2238bb8,
x_real_ip = 0x0, user = {len = 0, data = 0x0}, passwd = {len = 0, data = 0x0},
cookies = {elts = 0x2238d98, nelts = 1, size = 8, nalloc = 2,
pool = 0x2238200}, server = {len = 15, data = 0x21e8cdb "myintranet.com"},
content_length_n = -1, keep_alive_n = -1, connection_type = 2, msie = 0,
msie6 = 0, opera = 0, gecko = 0, chrome = 1, safari = 0, konqueror = 0},
headers_out = {headers = {last = 0x227bba8, part = {elts = 0x2238250, nelts = 7,
next = 0x0}, size = 48, nalloc = 20, pool = 0x2238200}, status = 200,
status_line = {len = 6, data = 0x4743ce "200 OK"}, server = 0x0, date = 0x0,
content_length = 0x0, content_encoding = 0x0, location = 0x0, refresh = 0x0,
last_modified = 0x2238370, content_range = 0x0, accept_ranges = 0x0,
www_authenticate = 0x0, expires = 0x2238280, etag = 0x0,
override_charset = 0x0, content_type_len = 24, content_type = {len = 24,
data = 0x2239fb3 "application/octet-stream"}, charset = {len = 0,
data = 0x0},
content_type_lowcase = 0x223a108 "application/octet-stream\223\245#\002",
content_type_hash = 15101500687776628637, cache_control = {elts = 0x223a0f8,
nelts = 1, size = 8, nalloc = 2, pool = 0x2238200},
content_length_n = 825782, date_time = 0, last_modified_time = -1},
request_body = 0x2239088, lingering_time = 0, start_sec = 1329543384,
start_msec = 724, method = 2, http_version = 1000, request_line = {len = 67,
data = 0x21e8c90 "GET /ratesdb/?tab=admin&section=history&download_file=6826 HTTP/1.0\r\nHost"}, uri = {len = 19,
data = 0x2238ed3 "/index.php/ratesdb/?tab=admin&section=history&download_file=6826"}, args = {len = 44,
data = 0x2238ee7 "tab=admin&section=history&download_file=6826"}, exten = {
len = 0, data = 0x0}, unparsed_uri = {len = 54,
data = 0x21e8c94 "/ratesdb/?tab=admin&section=history&download_file=6826 HTTP/1.0\r\nHost"}, method_name = {len = 3,
data = 0x21e8c90 "GET /ratesdb/?tab=admin&section=history&download_file=6826 HTT---Type <return> to continue, or q <return> to quit---
P/1.0\r\nHost"}, http_protocol = {len = 8, data = 0x21e8ccb "HTTP/1.0\r\nHost"},
out = 0x223aa08, main = 0x227ba00, parent = 0x0, postponed = 0x0,
post_subrequest = 0x0, posted_requests = 0x0, virtual_names = 0x2281fe0,
phase_handler = 11,
content_handler = 0x469250 <ngx_http_uploadprogress_content_handler>,
access_code = 0, variables = 0x2238718, ncaptures = 8, captures = 0x2238e30,
captures_data = 0x22390cf "/index.php/ratesdb//index.php/ratesdb/New Delhi",
limit_rate = 0, header_size = 467, request_length = 1024, err_status = 0,
http_connection = 0x216b378,
log_handler = 0x435d40 <ngx_http_log_error_handler>, cleanup = 0x22391c0,
subrequests = 51, count = 1, blocked = 0, aio = 0, http_state = 2,
complex_uri = 0, quoted_uri = 0, plus_in_uri = 0, space_in_uri = 0,
invalid_header = 0, add_uri_to_alias = 0, valid_location = 1,
valid_unparsed_uri = 0, uri_changed = 0, uri_changes = 10,
request_body_in_single_buf = 0, request_body_in_file_only = 0,
request_body_in_persistent_file = 0, request_body_in_clean_file = 0,
request_body_file_group_access = 0, request_body_file_log_level = 5,
subrequest_in_memory = 0, waited = 0, cached = 0, gzip_tested = 0, gzip_ok = 0,
gzip_vary = 0, proxy = 0, bypass_cache = 0, no_cache = 0, limit_conn_set = 1,
limit_req_set = 0, pipeline = 0, plain_http = 0, chunked = 0, header_only = 0,
keepalive = 1, lingering_close = 0, discard_body = 0, internal = 1,
error_page = 0, ignore_content_encoding = 0, filter_finalize = 0,
post_action = 0, request_complete = 0, request_output = 1, header_sent = 1,
expect_tested = 0, root_tested = 0, done = 0, logged = 0, buffered = 0,
main_filter_need_in_memory = 0, filter_need_in_memory = 0,
filter_need_temporary = 0, allow_ranges = 0, stat_reading = 0, stat_writing = 1,
state = 0, header_hash = 2715320498552542, lowcase_index = 10,
lowcase_header = "connectioniedfer-encoding\000\000\000\000\000\000",
header_name_start = 0x2313250 "\r\n",
header_name_end = 0x2313247 ": close\r\n\r\n",
header_start = 0x2313249 "close\r\n\r\n", header_end = 0x2313250 "\r\n",
uri_start = 0x21e8c94 "/ratesdb/?tab=admin&section=history&download_file=6826 HTTP/1.0\r\nHost", uri_end = 0x21e8cca " HTTP/1.0\r\nHost", uri_ext = 0x0,
args_start = 0x21e8c9e "tab=admin&section=history&download_file=6826 HTTP/1.0\r\nHost",
request_start = 0x21e8c90 "GET /ratesdb/?tab=admin&section=history&download_file=6826 HTTP/1.0\r\nHost", request_end = 0x21e8cd3 "\r\nHost",
method_end = 0x21e8c92 "T /ratesdb/?tab=admin&section=history&download_file=6826 HTTP/1.0\r\nHost", schema_start = 0x0, schema_end = 0x0, host_start = 0x0,
host_end = 0x0, port_start = 0x0, port_end = 0x0, http_minor = 0, http_major = 1}


общий конфиг:

#user nginx nginx;
user nginx www;
worker_processes 4;
worker_rlimit_nofile 131072;
worker_rlimit_core 500M;
working_directory /var/tmp;
#worker_cpu_affinity 0001 0010 0100 1000;

pcre_jit on;

error_log /var/log/nginx/error_log warn;

events {
worker_connections 65536;
use epoll;
}

http {
include /etc/nginx/mime.types;
default_type application/octet-stream;

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

# limit simultaneous connections
limit_conn_zone $binary_remote_addr zone=addr:1m;
limit_conn addr 16;

client_header_timeout 10m;
client_body_timeout 10m;
send_timeout 10m;

client_max_body_size 700m;
connection_pool_size 256;
client_body_buffer_size 1024k;
client_header_buffer_size 8k;
large_client_header_buffers 4 8k;
request_pool_size 4k;

proxy_buffering on;
proxy_buffer_size 4k;
proxy_buffers 4096 4k;

open_file_cache max=2000 inactive=60s;
# open_file_cache off;
open_file_cache_valid 60;
open_log_file_cache max=1000 inactive=60s valid=1m;

geoip_country /usr/share/GeoIP/GeoIP.dat; # the country IP database
geoip_city /usr/share/GeoIP/GeoLiteCity.dat; # the city IP database

gzip on;
gzip_min_length 1100;
gzip_buffers 4 8k;
gzip_types text/plain text/css application/x-javascript text/xml application/xml application/xml+rss text/javascript;

output_buffers 1 32k;
postpone_output 1460;

aio on;
directio 512;
sendfile on;
tcp_nopush on;
tcp_nodelay on;

keepalive_timeout 75 20;
keepalive_disable msie6;

ignore_invalid_headers on;
server_name_in_redirect on;
merge_slashes on;

fastcgi_keep_conn on;
fastcgi_pass_request_headers on;
fastcgi_intercept_errors on;
fastcgi_buffer_size 32k;
fastcgi_buffers 8 16k;
fastcgi_read_timeout 300;
fastcgi_send_timeout 300;
fastcgi_store_access user:rw group:r;

# use the map module to correctly set $script_url variable
map $uri $script_url {
~^(?<script_filename>.+\.(php|html))(?<path_info>.+)$ $path_info;
~^(?<script_filename>.+\.(php|html))$ $script_filename;
}

index index.html;

upstream phpfarm {
server unix:/var/run/fastcgi/php-fpm-1.sock weight=100 max_fails=3 fail_timeout=5;
server unix:/var/run/fastcgi/php-fpm-2.sock weight=100 max_fails=3 fail_timeout=5;
server unix:/var/run/fastcgi/php-fpm-3.sock weight=100 max_fails=3 fail_timeout=5;
keepalive 512;
}

# upload progress
upload_progress uploads 1m;
upload_progress_content_type "application/json";
upload_progress_json_output;

# http concat
concat on;
concat_max_files 20;

конфиг виртуального хоста:

server {
listen 80;
server_name myintranet.com;

access_log /var/log/nginx/myintranet.access_log main;
error_log /var/log/nginx/myintranet.error_log debug;

root /opt/www/myintranet.com;

fastcgi_read_timeout 1800;
fastcgi_send_timeout 1800;

include fastcgi_php.conf;
fastcgi_param PHP_VALUE "include_path=$document_root:$document_root/ezahlers \n register_globals=on";
fastcgi_param GEOIP_COUNTRY_CODE $geoip_country_code;
fastcgi_param GEOIP_COUNTRY_NAME $geoip_country_name;
fastcgi_param GEOIP_CITY_NAME $geoip_city;

error_page 404 http://$http_host/error/404;
error_page 403 http://$http_host/error/403;

location / {
index index.php index.html;
try_files $uri $uri/ /index.php$request_uri;
}

# common settings

# deny access to .ht* files
location ~ (/\.ht|\.inc$|\.tpl$) {
deny all;
}

location = /favicon.ico {
log_not_found off;
access_log off;
}

location = /robots.txt {
allow all;
log_not_found off;
access_log off;
}

location /jquery/ {
try_files $uri $uri/ @common;
}

location @common {
# handle common requests for all sites: /jquery/...., etc.
root /opt/www/_common;
}

location ~ /_?\.gif$ {
empty_gif;
}

location /images {
expires max;
access_log off;
}

location /sitedesign {
expires max;
access_log off;
}

location /xmlrpc {
limit_except POST {
deny all;
}
include fastcgi_params;
fastcgi_param SCRIPT_FILENAME $document_root/index_xmlrpc.php;
fastcgi_pass phpfarm;
}

location ~ ^/stats/store/.*\.gif$ {
include fastcgi_params;
fastcgi_param SCRIPT_FILENAME $document_root/ezstats/user/storstats.php;
fastcgi_pass phpfarm;
}

location ~ ^/mediacatalogue/catalogue/(?<catitem>.*)$ {
alias /ezmediacatalogue/catalogue/$catitem;
}

location ~ ^/combine-css=(?<files>.+)$ {
include fastcgi_params;
fastcgi_param SCRIPT_FILENAME $document_root/combine.php;
fastcgi_param QUERY_STRING type=css&files=$files&$args;
fastcgi_pass phpfarm;
}

location ~ ^/combine-js=(?<files>.+)$ {
include fastcgi_params;
fastcgi_param SCRIPT_FILENAME $document_root/combine.php;
fastcgi_param QUERY_STRING type=javascript&files=$files&$args;
fastcgi_pass phpfarm;
}

location /extrnauth {
include fastcgi_params;
fastcgi_param SCRIPT_FILENAME $document_root/ezahlers/user/non-eZ/externalauth.php;
fastcgi_pass phpfarm;
}

location ~ /elearning/.+\.php(/.+|$) {
include fastcgi_php.conf;
fastcgi_param PHP_VALUE "include_path=$document_root:$document_root/ezahlers \n register_globals=off \n display_errors=off";
fastcgi_pass phpfarm;
}

location = /upload-progress {
access_log off;
report_uploads uploads;
}

# deny certain locations directly

location ~ ^(/(?!non-eZ/)[^/]*)+/[\w-]+\.php(/.+|$) {
deny all;
}

location /ezfilemanager/files {
deny all;
}

location /ezimagecatalogue/catalogue {
deny all;
}

location /elearning/moodledata {
deny all;
}

location /ratedb/import_files {
deny all;
}

# main php handler

location ~ ^.+\.php(/.+|$) {
fastcgi_pass phpfarm;
track_uploads uploads 30s;
}

}


fastcgi_php.conf:

include fastcgi_params;

fastcgi_split_path_info ^((?U).+\.php)(/?.+)$;
fastcgi_param SCRIPT_FILENAME $document_root$fastcgi_script_name;
fastcgi_param PATH_INFO $fastcgi_path_info;
fastcgi_param PATH_TRANSLATED $document_root$fastcgi_path_info;

fastcgi_param SCRIPT_URL $script_url;
fastcgi_param SCRIPT_URI $scheme://$http_host$script_url;

try_files $fastcgi_script_name =404;