From dbdeceda7b75dfe5714c12b5bef51e1b4a503072 Mon Sep 17 00:00:00 2001
From: Xiang Li <xiang.li@coreos.com>
Date: Mon, 3 Nov 2014 15:16:41 -0800
Subject: [PATCH] raft: do not load empty state and ents

---
 raft/node.go | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

diff --git a/raft/node.go b/raft/node.go
index 85fce43ed..67ebb1d68 100644
--- a/raft/node.go
+++ b/raft/node.go
@@ -168,8 +168,12 @@ func RestartNode(id uint64, election, heartbeat int, snapshot *pb.Snapshot, st p
 	if snapshot != nil {
 		r.restore(*snapshot)
 	}
-	r.loadState(st)
-	r.loadEnts(ents)
+	if !isHardStateEqual(st, emptyState) {
+		r.loadState(st)
+	}
+	if len(ents) != 0 {
+		r.loadEnts(ents)
+	}
 	go n.run(r)
 	return &n
 }