⚡ Nginx Errors

29 error notes

Nginxの「conflicting server name」を修正：無視されるバーチャルホストへの対処法

nginx: [warn] conflicting server name "example.com" on 0.0.0.0:443, ignored

nginxdevopsサーバー設定トラブルシューティング

Nginxがupstream接続時に(111: Connection refused)エラーを出す問題の修正方法

connect() failed (111: Connection refused) while connecting to upstream, client: 1.2.3.4, server: example.com, upstream: "http://127.0.0.1:3000/"

nginxupstream接続拒否トラブルシューティング

Nginxの414エラー修正：長いURLによる「Request-URI Too Large」の解決方法

414 Request-URI Too Large

nginx414request-urisysadmin

nginxintermediate

Nginxの動的proxy_passで発生する「no resolver defined」エラーの修正

no resolver defined to resolve "api.example.com", client: 1.2.3.4, server: example.com, request: "GET / HTTP/1.1", upstream: "http://api.example.com/"

nginxdnsresolverproxy_pass

nginxintermediate

Nginxエラー修正: could not allocate new entry in shm zone "mylimit"

could not allocate new entry in shm zone "mylimit" while logging request

nginxレート制限共有メモリlimit_req

nginxintermediate

Nginxの「1024 worker_connections are not enough」エラーの解決方法

1024 worker_connections are not enough, reopen logs

nginxperformanceworker_connectionssysadmin

nginxintermediate

NginxのWebSocketリバースプロキシで発生する400 Bad RequestをUpgradeとConnectionヘッダーの追加で修正する

upstream prematurely closed connection while reading response header from upstream

nginxwebsocketリバースプロキシアップグレード

nginxintermediate

NginxのリロードまたはサービStoptime時の「invalid PID number」エラーを修正する

nginx: [error] invalid PID number "" in "/run/nginx.pid"

nginxpidreloadsystemd

nginxintermediate

Nginxエラーの解決方法: [emerg] module is not binary compatible

nginx: [emerg] module "/etc/nginx/modules/ngx_http_geoip_module.so" is not binary compatible

nginx動的モジュールgeoip互換性

Nginxの「nginx: [emerg] unknown directive」設定構文エラーを修正する

nginx: [emerg] unknown directive

nginx設定構文emerg

nginxintermediate

多数のバーチャルホスト設定時にNginxの「could not build the server_names_hash」エラーを修正する

fatal: [emerg] could not build the server_names_hash, you should increase server_names_hash_bucket_size: 64

nginxserver_nameconfig-errorvhost

nginxintermediate

Nginxエラー修正: upstream timed out (110: Connection timed out) while reading response header

upstream timed out (110: Connection timed out) while reading response header from upstream

nginxupstreamtimeoutproxy

nginxintermediate

Nginx 499（クライアントが接続を切断）をアクセスログで修正する方法

GET /api/data HTTP/1.1" 499 0 "-" "Mozilla/5.0"

nginx499エラータイムアウトクライアント切断

nginxintermediate

Nginxの「open() failed (13: Permission denied)」を大容量ファイルアップロード時に修正する

open() "/var/lib/nginx/tmp/client_body/0000000001" failed (13: Permission denied) while reading client request body

nginxパーミッションアップロードclient_body_temp

nginxintermediate

NginxのSSLエラー「cannot load certificate」を起動・リロード時に修正する

nginx: [emerg] cannot load certificate "/etc/nginx/ssl/cert.pem": BIO_new_file() failed (SSL: error:02001002:system library:fopen:No such file or directory)

nginxssltls証明書

PHP-FPM環境におけるNginxの「Primary script unknown」エラーの修正方法

FastCGI sent in stderr: "Primary script unknown" while reading response header from upstream

nginxphp-fpmdevopsトラブルシューティング

nginxintermediate

Nginxの「(24: Too many open files)」アップストリームエラーの解決方法

socket() failed (24: Too many open files) while connecting to upstream

nginxlinuxチューニングdevopsサーバー最適化

nginxintermediate

NginxのSELinuxによる「connect() failed (13: Permission denied)」エラーをアップストリーム接続で修正する

connect() to 127.0.0.1:8080 failed (13: Permission denied) while connecting to upstream

nginxselinuxpermission-deniedupstream

nginxintermediate

Nginxエラーの解決方法：[error] host not found in upstream "backend.example.com"

[error] ... host not found in upstream "backend.example.com"

nginxdnsdevopsdocker

nginxintermediate

Nginxの「upstream sent too big header while reading response header from upstream」を修正する

upstream sent too big header while reading response header from upstream

nginxproxy_buffer_sizehttpヘッダー

nginxintermediate

Nginx の ERR_TOO_MANY_REDIRECTS を修正する：「内部リダイレクトサイクル」の解決策

rewrite or internal redirection cycle while internally redirecting to "/index.php"

nginxdevopsphp-fpmサーバー設定

nginxintermediate

Nginxの「no live upstreams」エラーの解決策：実践ガイド

no live upstreams while connecting to upstream

nginxdevopsロードバランシングトラブルシューティング

Nginxの[emerg] bind() to 0.0.0.0:80 failed (13: Permission denied)を修正する

nginx: [emerg] bind() to 0.0.0.0:80 failed (13: Permission denied)

nginxbindパーミッションポート

Nginxの「bind() to 0.0.0.0:80 failed (98: Address already in use)」エラーの修正方法

bind() to 0.0.0.0:80 failed (98: Address already in use)

nginxポートbind

Nginx 403 Forbiddenを修正する：パーミッションの誤りまたはインデックスファイルの欠落

403 Forbidden

nginxパーミッション403ディレクトリ

Nginx 413 Request Entity Too Large エラーの解決方法

413 Request Entity Too Large

nginxアップロードclient_max_body_size

nginxintermediate

Nginx 504 Gateway Timeout エラーの修正方法

504 Gateway Timeout

nginxtimeoutgatewayproxy

nginxintermediate

Nginx の 'upstream sent invalid header while reading response header from upstream' エラーを PHP-FPM で修正する方法

upstream sent invalid header while reading response header from upstream

nginxphp-fpmupstreamヘッダー

nginxintermediate

Nginx 502 Bad Gatewayエラーの修正方法

502 Bad Gateway nginx

nginx502proxyupstream