docs/release-notes: add new brontide optimization to 0.14 notes

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Olaoluwa Osuntokun 2021-08-25 16:51:59 -07:00
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@ -200,7 +200,13 @@ you.
transaction each time a private key needs to be derived for signing or ECDH
operations]https://github.com/lightningnetwork/lnd/pull/5629). This results
in a massive performance improvement across several routine operations at the
cost of a small amount of memory allocated for a new cache.
* [When decrypting incoming encrypted brontide messages on the wire, we'll now
properly re-use the buffer that was allocated for the ciphertext to store the
plaintext]https://github.com/lightningnetwork/lnd/pull/5622). When combined
with the buffer pool, this ensures that we no longer need to allocate a new
buffer each time we decrypt an incoming message, as we
recycle these buffers in the peer.
## Log system