diff --git a/eth/downloader/downloader.go b/eth/downloader/downloader.go index d8dbef726..626f47b7b 100644 --- a/eth/downloader/downloader.go +++ b/eth/downloader/downloader.go @@ -460,6 +460,7 @@ out: // 3) Amount and availability. if peer := d.peers.Peer(pid); peer != nil { peer.Demote() + glog.V(logger.Detail).Infof("%s: block delivery timeout", peer) } } // After removing bad peers make sure we actually have sufficient peer left to keep downloading diff --git a/eth/downloader/peer.go b/eth/downloader/peer.go index 43b50079b..5fbc64648 100644 --- a/eth/downloader/peer.go +++ b/eth/downloader/peer.go @@ -87,6 +87,9 @@ func (p *peer) SetIdle() { scale := 2.0 if time.Since(p.started) > blockSoftTTL { scale = 0.5 + if time.Since(p.started) > blockHardTTL { + scale = 1 / float64(MaxBlockFetch) // reduces capacity to 1 + } } for { // Calculate the new download bandwidth allowance