HTTP 503 status and Connection timed out: proxy: HTTP: attempt to connect - Red Hat Customer Portal

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Issue

We have problems with longrunners/timeouts and 503 Error code in our webserverenvironment.

The routing is : user-client > alteon-lb > 2 apache-webserver > alteon-lb > joss-ews > jboss eap 6.1.0

The error occurs between the first pair of the apache-webservers and the second alteon-lb

Acess-Log with "503":

Error-Log:

[Thu Feb 20 10:50:04 2014] [error] (110)Connection timed out: proxy: HTTP: attempt to connect to 10.100.14.4:9090 (*) failed

Environment

Red Hat JBoss Web Server

2.0.1

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