From: Matt Corallo <git@bluematt.me>
Date: Sun, 26 May 2019 18:03:35 +0000 (-0400)
Subject: Use more threads to avoid locks blocking all progress
X-Git-Url: http://git.bitcoin.ninja/index.cgi?p=dnsseed-rust;a=commitdiff_plain;h=18a1f7614129571ce67d63521e79a0fbf4d7de1b

Use more threads to avoid locks blocking all progress
---

diff --git a/Cargo.toml b/Cargo.toml
index 95bc9b5..fb03cb5 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -12,6 +12,7 @@ bytes = "0.4"
 futures = "0.1"
 rand = "0.6"
 regex = "1"
+num_cpus = "1"
 
 [profile.release]
 lto = true
diff --git a/src/main.rs b/src/main.rs
index cefbbc1..7495d17 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -356,7 +356,11 @@ fn main() {
 	unsafe { HIGHEST_HEADER = Some(Box::new(Mutex::new((genesis_block(Network::Bitcoin).bitcoin_hash(), 0)))) };
 	unsafe { REQUEST_BLOCK = Some(Box::new(Mutex::new(Arc::new((0, genesis_block(Network::Bitcoin).bitcoin_hash(), genesis_block(Network::Bitcoin)))))) };
 
-	tokio::run(future::lazy(|| {
+	let trt = tokio::runtime::Builder::new()
+		.blocking_threads(2).core_threads(num_cpus::get().max(1) * 3)
+		.build().unwrap();
+
+	let _ = trt.block_on_all(future::lazy(|| {
 		let mut args = env::args();
 		args.next();
 		let path = args.next().unwrap();