BigIP F5 LTM fails during Load testing

Hi sand87ch , 

> try to change the Virtual server typr from standard (if it is standard) to performance layer 4 and remove any assigned http profiles. 
this is only to identify where the issue exactly exist , by using performance layer 4 your connections should be faster and inspectedless via F5. 

or > Take a Pcap by using (: P) modifier to see the connections on both (client/server) sides , I think you may find any error TCP packets shows there is latency within the traffic flow in "rate of 1K_10krpm ie., 10000 requests/min for 5 mins" state. 

> I faced similar issue like this before , and I found the peer hop with F5 not stop sending {zero windows } packets which indicated that this peer hop can’t handel traffic in some cases. 

Also 
> reply for Kai_Wilke Questions which he recently sent , it would help much to identify your issue. 

Regards