> > At queue configure stage always allocate space for maximum possible > > number (RTE_MAX_QUEUES_PER_PORT) of queue pointers. > > That will allow 'fast' inline functions (eth_rx_burst, etc.) to refer > > pointer to internal queue data without extra checking of current number > > of configured queues. > > What is the memory usage overhead per port?
(2*sizeof(uintptr_t))* RTE_MAX_QUEUES_PER_PORT With RTE_MAX_QUEUES_PER_PORT==1024 (default value) it is 16KB per port. > We should consider cases with thousand of virtual ports. For 1K ports (with 1K queues each) it will be 16MB.
