stream/conf/streamstorage_cli_env.sh

#!/usr/bin/env bash
#
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# to you under the Apache License, Version 2.0 (the
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#
#   http://www.apache.org/licenses/LICENSE-2.0
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# Set JAVA_HOME here to override the environment setting
# JAVA_HOME=

# default settings for starting stream storage

# Log4j configuration file
# SS_LOG_CONF=

# Logs location
# SS_LOG_DIR=

# Configuration file of settings used in broker server
# SS_BROKER_CONF=

# Configuration file of settings used in bookie server
# SS_BOOKKEEPER_CONF=

# Configuration file of settings used in zookeeper server
# SS_ZK_CONF=

# Configuration file of settings used in global zookeeper server
# SS_GLOBAL_ZK_CONF=

# Extra options to be passed to the jvm
SS_MEM=" -Xms2g -Xmx2g -XX:MaxDirectMemorySize=4g"

# Garbage collection options
SS_GC=" -XX:+UseG1GC -XX:MaxGCPauseMillis=10 -XX:+ParallelRefProcEnabled -XX:+UnlockExperimentalVMOptions -XX:+AggressiveOpts -XX:+DoEscapeAnalysis -XX:ParallelGCThreads=32 -XX:ConcGCThreads=32 -XX:G1NewSizePercent=50 -XX:+DisableExplicitGC -XX:-ResizePLAB"

# Extra options to be passed to the jvm
SS_EXTRA_OPTS="${SS_EXTRA_OPTS} ${SS_MEM} ${SS_GC} -Dio.netty.leakDetectionLevel=disabled -Dio.netty.recycler.maxCapacity.default=1000 -Dio.netty.recycler.linkCapacity=1024"

# Add extra paths to the bookkeeper classpath
# SS_EXTRA_CLASSPATH=

#Folder where the Bookie server PID file should be stored
#SS_PID_DIR=

#Wait time before forcefully kill the pulser server instance, if the stop is not successful
#SS_STOP_TIMEOUT=