Tag :: Dampening

This document describes the Fec Dampening feature. When hardware FEC / ECMP resources usage go above the platform limit, Ale (HW Abstraction layer ) deletes some routes in the anticipation of freeing up some more hardware FEC resources to allow newly created FEC to get programmed. The above logic of deleting/unprogramming the route may lead to unnecessary traffic drop in the following cases of transient FEC resources overflow.

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