.

jails/config/elk/jvm.options

@@ -19,8 +19,18 @@
 # Xms represents the initial size of total heap space
 # Xmx represents the maximum size of total heap space
 
--Xms4g
--Xmx4g
+-Xmn4G
+-Xms8G
+-Xmx8G
+-XX:MaxMetaspaceSize=2G
+-Xss2G
+
+-Xnoclassgc
+-XX:MaxDirectMemorySize=2G
+
+-XX:InitialRAMPercentage=80
+-XX:MaxRAMPercentage=80
+-XX:MinRAMPercentage=80
 
 ################################################################
 ## Expert settings
@@ -33,7 +43,7 @@
 ################################################################
 
 ## GC configuration
-8-13:-XX:+UseConcMarkSweepGC
+8-9:-XX:+UseConcMarkSweepGC
 8-13:-XX:CMSInitiatingOccupancyFraction=75
 8-13:-XX:+UseCMSInitiatingOccupancyOnly
 
@@ -43,9 +53,9 @@
 # following three lines to your version of the JDK
 # 10-13:-XX:-UseConcMarkSweepGC
 # 10-13:-XX:-UseCMSInitiatingOccupancyOnly
-14-:-XX:+UseG1GC
-14-:-XX:G1ReservePercent=25
-14-:-XX:InitiatingHeapOccupancyPercent=30
+11-:-XX:+UseG1GC
+11-:-XX:G1ReservePercent=25
+11-:-XX:InitiatingHeapOccupancyPercent=30
 
 ## JVM temporary directory
 -Djava.io.tmpdir=${ES_TMPDIR}
@@ -58,10 +68,10 @@
 
 # specify an alternative path for heap dumps; ensure the directory exists and
 # has sufficient space
--XX:HeapDumpPath=data
+-XX:HeapDumpPath=/data
 
 # specify an alternative path for JVM fatal error logs
--XX:ErrorFile=logs/hs_err_pid%p.log
+-XX:ErrorFile=/var/log/hs_err_pid%p.log
 
 ## JDK 8 GC logging
 8:-XX:+PrintGCDetails