Hi Willy,
> This explains why this only happens for short durations (at most the duration > of a client timeout). Good to hear you pinpointed this. > What is important is to know that CPU usage aside, there is no loss of > information nor service. Connections are correctly handled Mark early wrote that in single process mode, when HAProxy hogged the CPU, the service was unresponsive, which is why he enabled multi process mode. Do you confirm this is not the case? Thanks, Lukas