From bbfe28bdfc439ae5324b3ebd342aae7aea1a23a3 Mon Sep 17 00:00:00 2001
From: Jochen Schalanda <jochen@graylog.com>
Date: Wed, 29 Jun 2016 15:17:08 +0200
Subject: [PATCH] Remove "_ttl" in index mapping

Refs elastic/elasticsearch#19031
---
 .../src/main/java/org/graylog2/indexer/IndexMapping.java      | 4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/graylog2-server/src/main/java/org/graylog2/indexer/IndexMapping.java b/graylog2-server/src/main/java/org/graylog2/indexer/IndexMapping.java
index 3565d95897bc..fcd61b2daa4e 100644
--- a/graylog2-server/src/main/java/org/graylog2/indexer/IndexMapping.java
+++ b/graylog2-server/src/main/java/org/graylog2/indexer/IndexMapping.java
@@ -52,9 +52,7 @@ public Map<String, Object> messageMapping(final String analyzer) {
         return ImmutableMap.of(
                 "properties", partFieldProperties(analyzer),
                 "dynamic_templates", partDefaultAllInDynamicTemplate(),
-                "_source", enabled(),
-                // Enable purging by TTL
-                "_ttl", enabled());
+                "_source", enabled());
     }
 
     /*