From dc1d0dd81a32fddca0d9b548024102bd34e1aab6 Mon Sep 17 00:00:00 2001
From: 0xfffc <0xfffc0000@proton.me>
Date: Sat, 29 Nov 2025 19:53:34 +0000
Subject: [PATCH] cryptonote_core: set prep-blocks-threads to max threads

---
 src/cryptonote_core/cryptonote_core.cpp | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/src/cryptonote_core/cryptonote_core.cpp b/src/cryptonote_core/cryptonote_core.cpp
index e636014ae..451257983 100644
--- a/src/cryptonote_core/cryptonote_core.cpp
+++ b/src/cryptonote_core/cryptonote_core.cpp
@@ -36,6 +36,7 @@
 using namespace epee;
 
 #include <unordered_set>
+#include <thread>
 #include "cryptonote_core.h"
 #include "common/util.h"
 #include "common/updates.h"
@@ -156,7 +157,7 @@ namespace cryptonote
   static const command_line::arg_descriptor<uint64_t> arg_prep_blocks_threads = {
     "prep-blocks-threads"
   , "Max number of threads to use when preparing block hashes in groups."
-  , 4
+  , std::thread::hardware_concurrency() > 0 ? std::thread::hardware_concurrency() : 4
   };
   static const command_line::arg_descriptor<uint64_t> arg_show_time_stats  = {
     "show-time-stats"