My Oracle Support Banner

Proxy Requests Fail with the Error "AH01114: HTTP: failed to make connection to backend" when Using Oracle HTTP Server as SSL Reverse Proxy (Doc ID 2534947.1)

Last updated on AUGUST 20, 2019

Applies to:

Oracle HTTP Server - Version 12.2.1.3.0 and later
Information in this document applies to any platform.

Symptoms

After configuring 12.2.1.x Oracle HTTP Server (OHS) as a SSL Reverse proxy, accessing the application fails with the error

[2019-02-15T17:47:36.9273+11:00] [OHS] [ERROR:32] [AH00957] [proxy] [host_id: <HOSTNAME>] [host_addr: <IP>] [pid: <PID>] [tid: <TID>] [user: <USER>] [ecid: <ECID>] [rid: <RID>] [VirtualHost: <HOSTNAME>:<PORT>] (70007)The timeout specified has expired: AH00957: HTTP: attempt to connect to <IP>:80 (<HOSTNAME>) failed
[2019-02-15T17:47:36.9274+11:00] [OHS] [ERROR:32] [AH01114] [proxy_http] [client_id: <IP>] [host_id: <HOSTNAME>] [host_addr: <IP>] [pid: <PID>] [tid: <TID>] [user: oracle] [ecid: <ECID>] [rid: <RID>] [VirtualHost: <HOSTNAME>:<PORT>] AH01114: HTTP: failed to make connection to backend: <HOSTNAME>

Request flow is as below:

OHS(12.2.1.3 reverse proxy) -----LB(F5) -----OHS(11.1.1.7) -----Siebel Application



Changes

 

Cause

To view full details, sign in with your My Oracle Support account.

Don't have a My Oracle Support account? Click to get started!


In this Document
Symptoms
Changes
Cause
Solution
References


My Oracle Support provides customers with access to over a million knowledge articles and a vibrant support community of peers and Oracle experts.