Improve miner handling of asynchronous block production

1 files changed, 9 insertions, 6 deletions

diff --git a/miner/worker.go b/miner/worker.go
index 72597b0..2b44691 100644
--- a/miner/worker.go
+++ b/miner/worker.go
@@ -913,12 +913,15 @@ func (w *worker) commitNewWork(interrupt *int32, noempty bool, timestamp int64)
 		//timestamp = int64(parent.Time() + 1)
 		timestamp = int64(parent.Time())
 	}
-	// this will ensure we're not going off too far in the future
-	if now := time.Now().Unix(); timestamp > now+1 {
-		wait := time.Duration(timestamp-now) * time.Second
-		log.Info("Mining too far in the future", "wait", common.PrettyDuration(wait))
-		time.Sleep(wait)
-	}
+	// This block has been removed to prevent BuildBlock
+	// from blocking until this chain advances to timestamp
+	// This prevents a block issued up to 30s in the future
+	// from causing an unnecessary sleep
+	// if now := time.Now().Unix(); timestamp > now+1 {
+	// 	wait := time.Duration(timestamp-now) * time.Second
+	// 	log.Info("Mining too far in the future", "wait", common.PrettyDuration(wait))
+	// 	time.Sleep(wait)
+	// }
 
 	num := parent.Number()
 	header := &types.Header{