79 lines
3.3 KiB
Bash
79 lines
3.3 KiB
Bash
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#!/bin/sh
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# Licensed to the Apache Software Foundation (ASF) under one or more
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# contributor license agreements. See the NOTICE file distributed with
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# this work for additional information regarding copyright ownership.
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# The ASF licenses this file to You under the Apache License, Version 2.0
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# (the "License"); you may not use this file except in compliance with
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# the License. You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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#===========================================================================================
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# Java Environment Setting
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#===========================================================================================
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error_exit ()
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{
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echo "ERROR: $1 !!"
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exit 1
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}
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[ ! -e "$JAVA_HOME/bin/java" ] && JAVA_HOME=$HOME/jdk/java
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[ ! -e "$JAVA_HOME/bin/java" ] && JAVA_HOME=/usr/java
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[ ! -e "$JAVA_HOME/bin/java" ] && error_exit "Please set the JAVA_HOME variable in your environment, We need java(x64)!"
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export JAVA_HOME
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export JAVA="$JAVA_HOME/bin/java"
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export BASE_DIR=$(dirname $0)/..
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export CLASSPATH=.:${BASE_DIR}/conf:${CLASSPATH}
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#===========================================================================================
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# JVM Configuration
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#===========================================================================================
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# The RAMDisk initializing size in MB on Darwin OS for gc-log
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DIR_SIZE_IN_MB=600
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choose_gc_log_directory()
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{
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case "`uname`" in
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Darwin)
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if [ ! -d "/Volumes/RAMDisk" ]; then
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# create ram disk on Darwin systems as gc-log directory
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DEV=`hdiutil attach -nomount ram://$((2 * 1024 * DIR_SIZE_IN_MB))` > /dev/null
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diskutil eraseVolume HFS+ RAMDisk ${DEV} > /dev/null
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echo "Create RAMDisk /Volumes/RAMDisk for gc logging on Darwin OS."
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fi
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GC_LOG_DIR="/Volumes/RAMDisk"
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;;
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*)
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# check if /dev/shm exists on other systems
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if [ -d "/dev/shm" ]; then
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GC_LOG_DIR="/dev/shm"
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else
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GC_LOG_DIR=${BASE_DIR}
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fi
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;;
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esac
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}
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choose_gc_log_directory
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JAVA_OPT="${JAVA_OPT} -server -Xms4g -Xmx4g -Xmn2g -XX:MetaspaceSize=128m -XX:MaxMetaspaceSize=320m"
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JAVA_OPT="${JAVA_OPT} -XX:+UseConcMarkSweepGC -XX:+UseCMSCompactAtFullCollection -XX:CMSInitiatingOccupancyFraction=70 -XX:+CMSParallelRemarkEnabled -XX:SoftRefLRUPolicyMSPerMB=0 -XX:+CMSClassUnloadingEnabled -XX:SurvivorRatio=8 -XX:-UseParNewGC"
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JAVA_OPT="${JAVA_OPT} -verbose:gc -Xloggc:${GC_LOG_DIR}/rmq_srv_gc_%p_%t.log -XX:+PrintGCDetails"
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JAVA_OPT="${JAVA_OPT} -XX:+UseGCLogFileRotation -XX:NumberOfGCLogFiles=5 -XX:GCLogFileSize=30m"
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JAVA_OPT="${JAVA_OPT} -XX:-OmitStackTraceInFastThrow"
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JAVA_OPT="${JAVA_OPT} -XX:-UseLargePages"
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JAVA_OPT="${JAVA_OPT} -Djava.ext.dirs=${JAVA_HOME}/jre/lib/ext:${BASE_DIR}/lib"
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#JAVA_OPT="${JAVA_OPT} -Xdebug -Xrunjdwp:transport=dt_socket,address=9555,server=y,suspend=n"
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JAVA_OPT="${JAVA_OPT} ${JAVA_OPT_EXT}"
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JAVA_OPT="${JAVA_OPT} -cp ${CLASSPATH}"
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$JAVA ${JAVA_OPT} $@
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