From 2324e20db52e7ebdb13a40acee79323473ee43e2 Mon Sep 17 00:00:00 2001
From: Exa-Graph <zsayanz@gmail.com>
Date: Mon, 5 Apr 2021 09:53:33 -0700
Subject: [PATCH] note on mpich-thread-safety

---
 README | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/README b/README
index 3259225..5a28261 100644
--- a/README
+++ b/README
@@ -127,6 +127,9 @@ mpiexec -n 2 bin/./minivite -l -n 100
 mpiexec -n 2 bin/./minivite -n 100
 mpiexec -n 2 bin/./minivite -p 2 -n 100
 
+[On Cray systems, pass MPICH_MAX_THREAD_SAFETY=multiple or 
+pass -DDISABLE_THREAD_MULTIPLE_CHECK while building miniVite.]
+
 Possible options (can be combined):
 
 1. -f <bin-file>   : Specify input binary file after this argument.