[dpdk-dev] [PATCH] rte_metrics: move maximum number of metrics into rte_config

Thomas Monjalon thomas at monjalon.net
Tue Oct 20 13:50:55 CEST 2020


05/09/2020 00:31, Stephen Hemminger:
> If using lots of queues and ports, and having per port or per queue
> metrics it is easy to exceed the upper bound of the metric library.
> Move the limit into rte_config where user can change it.
> 
> Ideally, there would be no upper bound and a dynamic structure
> such as red-black tree or hash table would be used for these.
> 
> Signed-off-by: Stephen Hemminger <stephen at networkplumber.org>
> ---
> --- a/config/rte_config.h
> +++ b/config/rte_config.h
> +/* rte_metrics defines */
> +#define RTE_METRICS_MAX_METRICS 256

Not sure we want to go in the direction of adding such tuning
in rte_config.h.




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