id,summary,reporter,owner,description,type,status,priority,milestone,component,version,resolution,keywords,cc,uname,nginx_version 751,Problems with syslog and openvpn,GoTLiuM InSPiRiT,,"Hi, I'm use openvpn at this moment for internal communications between some servers. When openvpn is reconnecting or is down, nginx generate this error: 2015/04/19 22:36:45 [alert] 20460#0: send() failed (22: Invalid argument). After reconnecting/connecting, nginx never send log to remote syslog server over udp and generate error for every request. After restarting nginx working fine. nginx.conf log_format graylog2_format '$http_x_real_ip - $remote_user [$time_local] ""$request"" $status $body_bytes_sent ""$http_referer"" ""$http_user_agent"" ""$remote_addr"" '; access_log syslog:server=graylog.dev:12301 graylog2_format; ",defect,closed,critical,,nginx-core,1.7.x,worksforme,syslog udp,,Linux 3.2.0-58-virtual #88-Ubuntu SMP Tue Dec 3 17:58:13 UTC 2013 x86_64 x86_64 x86_64 GNU/Linux,"nginx version: openresty/1.7.10.1 built by gcc 4.8.2 (Ubuntu 4.8.2-19ubuntu1) TLS SNI support enabled configure arguments: --prefix=/etc/nginx/nginx --with-cc-opt='-I/usr/src/ngx_openresty-1.7.10.1/build/luajit-root/etc/nginx/luajit/include/luajit-2.1 -O2 -g -O2 -fstack-protector --param=ssp-buffer-size=4 -Wformat -Werror=format-security' --add-module=../ngx_devel_kit-0.2.19 --add-module=../echo-nginx-module-0.57 --add-module=../xss-nginx-module-0.04 --add-module=../ngx_coolkit-0.2rc2 --add-module=../set-misc-nginx-module-0.28 --add-module=../form-input-nginx-module-0.10 --add-module=../encrypted-session-nginx-module-0.03 --add-module=../srcache-nginx-module-0.29 --add-module=../ngx_lua-0.9.15 --add-module=../ngx_lua_upstream-0.02 --add-module=../headers-more-nginx-module-0.25 --add-module=../array-var-nginx-module-0.03 --add-module=../memc-nginx-module-0.15 --add-module=../redis2-nginx-module-0.11 --add-module=../redis-nginx-module-0.3.7 --add-module=../rds-json-nginx-module-0.13 --add-module=../rds-csv-nginx-module-0.05 --with-ld-opt='-Wl,-rpath,/etc/nginx/luajit/lib -L/usr/src/ngx_openresty-1.7.10.1/build/luajit-root/etc/nginx/luajit/lib -Wl,-Bsymbolic-functions -Wl,-z,relro' --sbin-path=/usr/sbin/nginx --conf-path=/etc/nginx/nginx.conf --error-log-path=/var/log/nginx/error.log --http-log-path=/var/log/nginx/access.log --pid-path=/var/run/nginx.pid --lock-path=/var/run/nginx.lock --http-client-body-temp-path=/var/cache/nginx/client_temp --http-proxy-temp-path=/var/cache/nginx/proxy_temp --http-fastcgi-temp-path=/var/cache/nginx/fastcgi_temp --http-uwsgi-temp-path=/var/cache/nginx/uwsgi_temp --http-scgi-temp-path=/var/cache/nginx/scgi_temp --user=www-data --group=www-data --with-http_realip_module --with-http_addition_module --with-http_sub_module --with-http_gunzip_module --with-http_gzip_static_module --with-http_random_index_module --with-http_secure_link_module --with-http_stub_status_module --with-http_geoip_module --with-file-aio --with-http_ssl_module "