From c83be540a912f4017c6cb20750910f68be330a71 Mon Sep 17 00:00:00 2001
From: Aleksandr Bezobchuk <aleks.bezobchuk@gmail.com>
Date: Mon, 12 Jul 2021 15:01:11 -0400
Subject: [PATCH] consensus: avoid flushing WAL

---
 internal/consensus/state.go | 8 ++------
 1 file changed, 2 insertions(+), 6 deletions(-)

diff --git a/internal/consensus/state.go b/internal/consensus/state.go
index a20f488e4..bc3861aee 100644
--- a/internal/consensus/state.go
+++ b/internal/consensus/state.go
@@ -801,12 +801,8 @@ func (cs *State) receiveRoutine(maxSteps int) {
 			cs.handleMsg(mi)
 
 		case mi = <-cs.internalMsgQueue:
-			err := cs.wal.WriteSync(mi) // NOTE: fsync
-			if err != nil {
-				panic(fmt.Sprintf(
-					"failed to write %v msg to consensus WAL due to %v; check your file system and restart the node",
-					mi, err,
-				))
+			if err := cs.wal.Write(mi); err != nil {
+				cs.Logger.Error("failed writing to WAL", "err", err)
 			}
 
 			if _, ok := mi.Msg.(*VoteMessage); ok {