From 8282484f655e1079156d419d182e2963767b58bb Mon Sep 17 00:00:00 2001
From: Aayush Rajasekaran <arajasek94@gmail.com>
Date: Fri, 6 May 2022 11:50:43 -0400
Subject: [PATCH] Gas estimation: Overestimate by 2 around the M1 upgrade

---
 node/impl/full/gas.go | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/node/impl/full/gas.go b/node/impl/full/gas.go
index 53e4b5a03..421beba2a 100644
--- a/node/impl/full/gas.go
+++ b/node/impl/full/gas.go
@@ -309,6 +309,11 @@ func gasEstimateGasLimit(
 		}
 	}
 
+	// Overestimate gas used around the
+	if ts.Height() <= build.UpgradeFVM1Height && (build.UpgradeFVM1Height-ts.Height() <= 5) {
+		ret *= 2
+	}
+
 	return ret, nil
 }