From 79c8c9f9b8fe74fee1f90c4670e8d5cc629ab239 Mon Sep 17 00:00:00 2001
From: Steve Hunt <steve@brandwatch.com>
Date: Mon, 14 Nov 2016 10:27:47 +0000
Subject: [PATCH] Increase CMS threshold from 50% to 70% because the steady
 state old-gen heap usage settles around 60% so having the CMS threshold too
 low meant it runs continuously and never reduces the heap usage enough and so
 it runs again, chewing up CPU

---
 solr/bin/solr | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/solr/bin/solr b/solr/bin/solr
index f9814c268287..b9bbaa9bca7b 100755
--- a/solr/bin/solr
+++ b/solr/bin/solr
@@ -1910,7 +1910,7 @@ function launch_solr() {
         '-XX:+CMSScavengeBeforeRemark' \
         '-XX:PretenureSizeThreshold=64m' \
         '-XX:+UseCMSInitiatingOccupancyOnly' \
-        '-XX:CMSInitiatingOccupancyFraction=50' \
+        '-XX:CMSInitiatingOccupancyFraction=70' \
         '-XX:CMSMaxAbortablePrecleanTime=6000' \
         '-XX:+CMSParallelRemarkEnabled' \
         '-XX:+ParallelRefProcEnabled' \