From 6a62ec9c75b72213c07bf0028316d736573079f4 Mon Sep 17 00:00:00 2001
From: Marcio Diaz <marcio.diaz@gmail.com>
Date: Mon, 10 Feb 2020 13:25:20 +0100
Subject: [PATCH] Add trace on import block. (#4871)

---
 substrate/client/src/client.rs | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/substrate/client/src/client.rs b/substrate/client/src/client.rs
index 9e30c7b2ea..d085b92025 100644
--- a/substrate/client/src/client.rs
+++ b/substrate/client/src/client.rs
@@ -1599,6 +1599,9 @@ impl<B, E, Block, RA> sp_consensus::BlockImport<Block> for &Client<B, E, Block,
 		mut import_block: BlockImportParams<Block, backend::TransactionFor<B, Block>>,
 		new_cache: HashMap<CacheKeyId, Vec<u8>>,
 	) -> Result<ImportResult, Self::Error> {
+		let span = tracing::span!(tracing::Level::DEBUG, "import_block");
+		let _enter = span.enter();
+
 		if let Some(res) = self.prepare_block_storage_changes(&mut import_block).map_err(|e| {
 			warn!("Block prepare storage changes error:\n{:?}", e);
 			ConsensusError::ClientImport(e.to_string())