From daeb398dddbee6e665db5610d70e1ca86d705fe9 Mon Sep 17 00:00:00 2001
From: Leo-Besancon <lb@massa.net>
Date: Wed, 17 Jul 2024 10:02:03 +0200
Subject: [PATCH] Increase execution stack size (#4726)

* Increase execution stack size

* fmt

* Update version to MAIN.2.3 (#4727)

* review comment

* Revert "Update version to MAIN.2.3 (#4727)"

This reverts commit 3f07cede1074b9e187f8ca5df1e9c89eb1644afd.

* Update worker.rs

* update comment
---
 massa-execution-worker/src/worker.rs | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/massa-execution-worker/src/worker.rs b/massa-execution-worker/src/worker.rs
index a751dae5ce9..332ac92f25e 100644
--- a/massa-execution-worker/src/worker.rs
+++ b/massa-execution-worker/src/worker.rs
@@ -287,7 +287,12 @@ pub fn start_execution_worker(
 
     // launch the execution thread
     let input_data_clone = input_data.clone();
-    let thread_builder = thread::Builder::new().name("execution".into());
+
+    // We set the stack size to 200 Mb instead of the default 2 Mb to avoid stack overflows
+    // as a temporary workaround fully fixed by https://github.com/massalabs/massa/pull/4729
+    let thread_builder = thread::Builder::new()
+        .stack_size(200 * 1024 * 1024)
+        .name("execution".into());
     let thread_handle = thread_builder
         .spawn(move || {
             ExecutionThread::new(config, input_data_clone, execution_state, selector).main_loop();