From 946659aebec7eb0c927d527dcec7c06ff1ad27d4 Mon Sep 17 00:00:00 2001
From: Hadi Moshayedi <hadi@moshayedi.net>
Date: Thu, 12 Oct 2017 18:26:13 -0400
Subject: [PATCH] Delete StatsCollection memory context after we are done with
 stats reporting.

Previously we left the memory context untouched, which overtime leaked memory.
---
 src/backend/distributed/utils/maintenanced.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/backend/distributed/utils/maintenanced.c b/src/backend/distributed/utils/maintenanced.c
index 557f174cb..06cae5ae4 100644
--- a/src/backend/distributed/utils/maintenanced.c
+++ b/src/backend/distributed/utils/maintenanced.c
@@ -328,6 +328,7 @@ CitusMaintenanceDaemonMain(Datum main_arg)
 				prevStatsCollectionFailed = !CollectBasicUsageStatistics();
 
 				MemoryContextSwitchTo(oldContext);
+				MemoryContextDelete(statsCollectionContext);
 				prevStatsCollection = currentTime;
 			}
 #endif