From: Ido Schimmel <[email protected]>
Date: Wed, 25 Jul 2018 09:23:49 +0300
> The Spectrum-2 ASIC uses an algorithmic TCAM (A-TCAM) where multiple
> exact matches lookups are performed instead of a single lookup as with
> standard circuit TCAM (C-TCAM) memory. This allows for higher scale and
> reduced power consumption.
>
> The lookups are performed by masking a packet using different masks
> (e.g., {dst_ip/24, ethtype}) defined for the region and looking for an
> exact match. Eventually, the rule with the highest priority will be
> picked.
>
> Since the number of masks per-region is limited, the ASIC includes a
> C-TCAM that can be used as a spill area for rules that do not fit into
> the A-TCAM.
...
Looks great, series applied, thanks!
