comments

libethereum/BlockChain.cpp

@@ -317,6 +317,7 @@ tuple<h256s, h256s, bool> BlockChain::sync(BlockQueue& _bq, OverlayDB const& _st
 	{
 		try
 		{
+			// Nonce is already verified thread at this point.
 			auto r = import(block.first, block.second, _stateDB, ImportRequirements::Default & ~ImportRequirements::ValidNonce);
 			fresh += r.first;
 			dead += r.second;

libethereum/BlockQueue.cpp

@@ -38,6 +38,7 @@ const char* BlockQueueChannel::name() { return EthOrange "▣┅▶"; }
 
 BlockQueue::BlockQueue()
 {
+	// Allow some room for other activity
 	unsigned verifierThreads = std::max(thread::hardware_concurrency(), 3U) - 2U;
 	for (unsigned i = 0; i < verifierThreads; ++i)
 		m_verifiers.emplace_back([=](){