On 04/11/2018 04:47 PM, Saeed Mahameed wrote:
> Well if we allow devices to access HW counters via FW command
> interfaces in ndo_get_stats and by testing mlx5 where we query up to 5
> hw registers, it could take 100us, still this is way smaller than 10sec
>  :) and it is really a nice rate to fetch HW stats on demand.

If hardware stats are slower than software ones, maybe it is time to use 
software stats,
instead of changing the whole stack ?

There are very few devices drivers having issues like that.

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