Merge pull request #5105 from filecoin-project/feat/log-insufficent-peers

sync: log a message when there aren't enough peers

build/params_mainnet.go

@@ -59,4 +59,5 @@ const BlockDelaySecs = uint64(builtin2.EpochDurationSeconds)
 
 const PropagationDelaySecs = uint64(6)
 
+// BootstrapPeerThreshold is the minimum number peers we need to track for a sync worker to start
 const BootstrapPeerThreshold = 4

chain/sync_manager.go

@@ -203,6 +203,7 @@ func (sm *syncManager) handlePeerHead(head peerHead) {
 
 		// not yet; do we have enough peers?
 		if len(sm.heads) < BootstrapPeerThreshold {
+			log.Debugw("not tracking enough peers to start sync worker", "have", len(sm.heads), "need", BootstrapPeerThreshold)
 			// not enough peers; track it and wait
 			return
 		}