From 492c8af83f4b032dad9d3f77f7bed2efc841544e Mon Sep 17 00:00:00 2001
From: zhaochonghe <41711151+zhaochonghe@users.noreply.github.com>
Date: Wed, 9 Oct 2024 22:08:26 +0800
Subject: [PATCH] Fix mesh size in libp2p-pubsub (#14521)

* Fix Mesh size in libp2p-pubsub

* Update pubsub.go

* Update CHANGELOG.md
---
 CHANGELOG.md               | 1 +
 beacon-chain/p2p/pubsub.go | 1 +
 2 files changed, 2 insertions(+)

diff --git a/CHANGELOG.md b/CHANGELOG.md
index 759b3cad264f..02ec66722300 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -81,6 +81,7 @@ The format is based on Keep a Changelog, and this project adheres to Semantic Ve
 - Light client support: fix light client attested header execution fields' wrong version bug.
 - Testing: added custom matcher for better push settings testing.
 - Registered `GetDepositSnapshot` Beacon API endpoint.
+- Fixed mesh size by appending `gParams.Dhi = gossipSubDhi`
 
 ### Security
 
diff --git a/beacon-chain/p2p/pubsub.go b/beacon-chain/p2p/pubsub.go
index 3549841c9034..5a1f229313ce 100644
--- a/beacon-chain/p2p/pubsub.go
+++ b/beacon-chain/p2p/pubsub.go
@@ -182,6 +182,7 @@ func pubsubGossipParam() pubsub.GossipSubParams {
 	gParams := pubsub.DefaultGossipSubParams()
 	gParams.Dlo = gossipSubDlo
 	gParams.D = gossipSubD
+	gParams.Dhi = gossipSubDhi
 	gParams.HeartbeatInterval = gossipSubHeartbeatInterval
 	gParams.HistoryLength = gossipSubMcacheLen
 	gParams.HistoryGossip = gossipSubMcacheGossip