From 1e139743b86616a09bdd930492ad23f4b2b04599 Mon Sep 17 00:00:00 2001
From: "Dylan K. Taylor" <odigiman@gmail.com>
Date: Tue, 2 Jan 2018 10:23:57 +0000
Subject: [PATCH] Level: Do level provider GC every 5 minutes from level tick
 this should solve #1183, pending further testing.

---
 src/pocketmine/level/Level.php | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/src/pocketmine/level/Level.php b/src/pocketmine/level/Level.php
index 368ec15eb..53297b9c2 100644
--- a/src/pocketmine/level/Level.php
+++ b/src/pocketmine/level/Level.php
@@ -146,6 +146,8 @@ class Level implements ChunkManager, Metadatable{
 
 	/** @var LevelProvider */
 	private $provider;
+	/** @var int */
+	private $providerGarbageCollectionTicker = 0;
 
 	/** @var int */
 	private $worldHeight;
@@ -720,6 +722,10 @@ class Level implements ChunkManager, Metadatable{
 		}
 
 		$this->unloadChunks();
+		if(++$this->providerGarbageCollectionTicker >= 6000){
+			$this->provider->doGarbageCollection();
+			$this->providerGarbageCollectionTicker = 0;
+		}
 
 		//Do block updates
 		$this->timings->doTickPending->startTiming();