From e1c4c19ac23f00226960ab95339fc04383f5b483 Mon Sep 17 00:00:00 2001
From: Marc Stevens <cr-marcstevens@users.noreply.github.com>
Date: Mon, 24 Jun 2024 15:25:37 +0200
Subject: [PATCH] Update textcoll.sh

---
 scripts/textcoll.sh | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/scripts/textcoll.sh b/scripts/textcoll.sh
index ac855d0..b396020 100755
--- a/scripts/textcoll.sh
+++ b/scripts/textcoll.sh
@@ -38,6 +38,9 @@ fi
 
 # TEXTCOLL Stage 1: preparation to find solutions over Q7-Q24
 
+# REDUCING MEMORY USAGE: If textcoll crashes due to out of memory then you can reduce memory usage by decreasing the exponent of the maxLUT constant:
+# `static const size_t maxLUT = 1ULL<<29;` in src/md5textcoll/block1.cpp
+
 if [ ! -f Q7Q24.bin.gz ]; then
 	( $TEXTCOLL $MDIFF $FIRSTBLOCKBYTES --prepare --pathfile textcoll_path.bin.gz --alphabet $ALPHABET --prefixfile ${prefixfile} | tee prepare.log ) || exit 1
 	echo "Solutions stored in Q7Q24.bin.gz."