Added a minimum bytes allocation to peers

Author: StephenButtolph

network/peer.go

@@ -197,6 +197,7 @@ func (p *peer) send(msg Msg) bool {
 	newPendingBytes := p.net.pendingBytes + len(msgBytes)
 	newConnPendingBytes := p.pendingBytes + len(msgBytes)
 	if newPendingBytes > p.net.networkPendingSendBytesToRateLimit && // Check to see if we should be enforcing any rate limiting
+		uint32(p.pendingBytes) > p.net.maxMessageSize && // this connection should have a minimum allowed bandwidth
 		(newPendingBytes > p.net.maxNetworkPendingSendBytes || // Check to see if this message would put too much memory into the network
 			newConnPendingBytes > p.net.maxNetworkPendingSendBytes/20) { // Check to see if this connection is using too much memory
 		p.net.log.Debug("dropping message to %s due to a send queue with too many bytes", p.id)