From 7bdeea10add8cc343c1982bb56cab7f894914f3c Mon Sep 17 00:00:00 2001
From: Michael Vines <mvines@gmail.com>
Date: Mon, 22 Aug 2022 08:06:06 -0700
Subject: [PATCH] Assign custom names to the Rayon global thread pool

---
 core/src/validator.rs | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/core/src/validator.rs b/core/src/validator.rs
index ebdda2d48f2b90..babc1e1fb20b74 100644
--- a/core/src/validator.rs
+++ b/core/src/validator.rs
@@ -425,6 +425,14 @@ impl Validator {
             info!("entrypoint: {:?}", cluster_entrypoint);
         }
 
+        if rayon::ThreadPoolBuilder::new()
+            .thread_name(|ix| format!("solRayonGlob{:02}", ix))
+            .build_global()
+            .is_err()
+        {
+            warn!("Rayon global thread pool already initialized");
+        }
+
         if solana_perf::perf_libs::api().is_some() {
             info!("Initializing sigverify, this could take a while...");
         } else {