From 8b0176c4d3eae4c546c044005921e2642a107690 Mon Sep 17 00:00:00 2001
From: DinhLN <lenhatdinh@gmail.com>
Date: Fri, 30 Nov 2018 10:34:46 +0700
Subject: [PATCH] Fixed wait period longer in when near checkpoit block for all
 MNs.

---
 miner/worker.go | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/miner/worker.go b/miner/worker.go
index a774cd1a06..8178dcf444 100644
--- a/miner/worker.go
+++ b/miner/worker.go
@@ -55,7 +55,7 @@ const (
 	// timeout waiting for M1
 	waitPeriod = 10
 	// timeout for checkpoint.
-	waitPeriodCheckpoint = 60
+	waitPeriodCheckpoint = 30
 )
 
 // Agent can register themself with the worker
@@ -501,7 +501,7 @@ func (self *worker) commitNewWork() {
 				// Check nearest checkpoint block in hop range.
 				nearest := self.config.Posv.Epoch - (parent.Header().Number.Uint64() % self.config.Posv.Epoch)
 				if uint64(h) >= nearest {
-					gap += waitPeriodCheckpoint
+					gap = waitPeriodCheckpoint * int64(h)
 				}
 				log.Info("Distance from the parent block", "seconds", gap, "hops", h)
 			L: