TL;DR: Just use the
ProxyPassReverse / balancer://acluster.
There is no purpose with those separate
ProxyPassReverse lines as the Apache Module mod_proxy_balancer gives example configuration with
ProxyPassReverse referencing the
ProxyPass "/test" "balancer://mycluster"
ProxyPassReverse "/test" "balancer://mycluster"
The documentation for
ProxyPassReverse Directive does not specify what would happen with multiple
ProxyPassReverse directives. In the worst-case, requests for a balancer member might have the rewritten
Host header of another balancer member. It depends on the configuration of the backend server whether this causes problems or not.
Also, if the current configuration with separate lines was valid, it would not be an easily manageable solution as it would require an additional update for the
ProxyPassReverse configuration every time you add a