From 94dac682b49abd1ce5d796f07560905c149241eb Mon Sep 17 00:00:00 2001
From: Koute <koute@users.noreply.github.com>
Date: Tue, 26 Apr 2022 17:05:51 +0900
Subject: [PATCH] Turn on logger's interest cache (#11264)

---
 substrate/Cargo.lock                        | 6 ++++--
 substrate/client/tracing/Cargo.toml         | 2 +-
 substrate/client/tracing/src/logging/mod.rs | 5 ++++-
 3 files changed, 9 insertions(+), 4 deletions(-)

diff --git a/substrate/Cargo.lock b/substrate/Cargo.lock
index 48fe7cc122..58cb4ed0e9 100644
--- a/substrate/Cargo.lock
+++ b/substrate/Cargo.lock
@@ -11404,12 +11404,14 @@ dependencies = [
 
 [[package]]
 name = "tracing-log"
-version = "0.1.2"
+version = "0.1.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "a6923477a48e41c1951f1999ef8bb5a3023eb723ceadafe78ffb65dc366761e3"
+checksum = "78ddad33d2d10b1ed7eb9d1f518a5674713876e97e5bb9b7345a7984fbb4f922"
 dependencies = [
+ "ahash",
  "lazy_static",
  "log 0.4.16",
+ "lru 0.7.5",
  "tracing-core",
 ]
 
diff --git a/substrate/client/tracing/Cargo.toml b/substrate/client/tracing/Cargo.toml
index 121d55ca93..4178e26fe7 100644
--- a/substrate/client/tracing/Cargo.toml
+++ b/substrate/client/tracing/Cargo.toml
@@ -26,7 +26,7 @@ rustc-hash = "1.1.0"
 serde = "1.0.136"
 thiserror = "1.0.30"
 tracing = "0.1.29"
-tracing-log = "0.1.2"
+tracing-log = { version = "0.1.3", features = ["interest-cache"] }
 tracing-subscriber = { version = "0.2.25", features = ["parking_lot"] }
 sp-tracing = { version = "5.0.0", path = "../../primitives/tracing" }
 sp-rpc = { version = "6.0.0", path = "../../primitives/rpc" }
diff --git a/substrate/client/tracing/src/logging/mod.rs b/substrate/client/tracing/src/logging/mod.rs
index c325a3f73c..f5cdda4d35 100644
--- a/substrate/client/tracing/src/logging/mod.rs
+++ b/substrate/client/tracing/src/logging/mod.rs
@@ -155,7 +155,10 @@ where
 	let max_level_hint = Layer::<FmtSubscriber>::max_level_hint(&env_filter);
 	let max_level = to_log_level_filter(max_level_hint);
 
-	tracing_log::LogTracer::builder().with_max_level(max_level).init()?;
+	tracing_log::LogTracer::builder()
+		.with_max_level(max_level)
+		.with_interest_cache(tracing_log::InterestCacheConfig::default())
+		.init()?;
 
 	// If we're only logging `INFO` entries then we'll use a simplified logging format.
 	let detailed_output = match max_level_hint {