From 02d65c22669e12716a37e7f98815c0c9eb651d8b Mon Sep 17 00:00:00 2001
From: Roy Keene <rkeene@users.noreply.github.com>
Date: Fri, 9 Nov 2018 15:06:48 -0600
Subject: [PATCH] Limit the amount of deduplication items we store (#1371)

---
 rai/node/bootstrap.cpp | 11 +++++++++++
 1 file changed, 11 insertions(+)

diff --git a/rai/node/bootstrap.cpp b/rai/node/bootstrap.cpp
index b6d6316c..86a82371 100644
--- a/rai/node/bootstrap.cpp
+++ b/rai/node/bootstrap.cpp
@@ -2010,6 +2010,17 @@ std::pair<std::unique_ptr<rai::pending_key>, std::unique_ptr<rai::pending_info>>
 		{
 			if (deduplication.count (info.source) != 0)
 			{
+				/*
+				 * If the deduplication map gets too
+				 * large, clear it out.  This may
+				 * result in some duplicates getting
+				 * sent to the client, but we do not
+				 * want to commit too much memory
+				 */
+				if (deduplication.size () > 4096)
+				{
+					deduplication.clear ();
+				}
 				continue;
 			}