mod_jk エラー cping/cpong after connecting to the backend server failed (errno=24) が発生する
Issue
- mod_jk ログに以下のエラーが発生します。
[error] ajp_connect_to_endpoint::jk_ajp_common.c (992):(node22) cping/cpong after connecting to the backend server failed (errno=24)
[error] ajp_send_request::jk_ajp_common.c (1585):(node22) connecting to backend failed.Tomcat is probably not started or is listening on the wrong port (errno=24)
- httpd アクセスログに 503 レスポンスがあります。
Environment
- Red Hat Enterprise Linux (RHEL)
- Enterprise Web Server (EWS)
- Apache httpd
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