Random delays while registering system on Satellite through RHN Proxy ?

Issue

• There are random delays in response from RHN Proxy server, delay can be seen on running curl command proxy itself,

[root@rhn-proxy ~]# for i in {1..10}; do time curl -s https://rhn-proxy.example.com/XMLRPC -k -I |grep real ; done

real    0m5.076s
user    0m0.033s
sys 0m0.027s

real    0m10.080s
user    0m0.038s
sys 0m0.020s

real    0m5.079s
user    0m0.038s
sys 0m0.025s

real    0m0.184s
user    0m0.037s
sys 0m0.021s

real    0m5.072s
user    0m0.034s
sys 0m0.021s

real    0m5.077s
user    0m0.033s
sys 0m0.027s

real    0m0.075s
user    0m0.033s
sys 0m0.029s

real    0m5.073s
user    0m0.034s
sys 0m0.023s

real    0m0.070s
user    0m0.035s
sys 0m0.023s

real    0m0.178s
user    0m0.036s
sys 0m0.018s