mod_proxy_hcheck Doesn't perform checks

<VirtualHost _default_:80>
ServerName localhost
    ProxyPass /test balancer://testAP/ stickysession=JSESSIONID
    ProxyPassReverse /test balancer://testAP/

    <Proxy balancer://testAP>
        BalancerMember http://www.redhat.com:80 loadfactor=10 hcmethod=TCP hcinterval=10 hcpasses=2 hcfails=3
        BalancerMember http://www.jboss.org:80 loadfactor=10 hcmethod=TCP hcinterval=10 hcpasses=2 hcfails=3
    </Proxy>

    LogLevel proxy_hcheck:TRACE8
    LogLevel proxy:TRACE8
    LogLevel watchdog:TRACE8
</VirtualHost>