72 lines
2.6 KiB
Bash
72 lines
2.6 KiB
Bash
#!/bin/sh
|
|
|
|
# Licensed to the Apache Software Foundation (ASF) under one or more
|
|
# contributor license agreements. See the NOTICE file distributed with
|
|
# this work for additional information regarding copyright ownership.
|
|
# The ASF licenses this file to You under the Apache License, Version 2.0
|
|
# (the "License"); you may not use this file except in compliance with
|
|
# the License. You may obtain a copy of the License at
|
|
#
|
|
# http://www.apache.org/licenses/LICENSE-2.0
|
|
#
|
|
# Unless required by applicable law or agreed to in writing, software
|
|
# distributed under the License is distributed on an "AS IS" BASIS,
|
|
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
|
# See the License for the specific language governing permissions and
|
|
# limitations under the License.
|
|
|
|
if [ $# -lt 1 ];
|
|
then
|
|
echo "USAGE: $0 classname opts"
|
|
exit 1
|
|
fi
|
|
|
|
BASE_DIR=$(dirname $0)/..
|
|
CLASSPATH=.:${BASE_DIR}/conf:${CLASSPATH}
|
|
|
|
# The RAMDisk initializing size in MB on Darwin OS for gc-log
|
|
DIR_SIZE_IN_MB=600
|
|
|
|
choose_gc_log_directory()
|
|
{
|
|
case "`uname`" in
|
|
Darwin)
|
|
if [ ! -d "/Volumes/RAMDisk" ]; then
|
|
# create ram disk on Darwin systems as gc-log directory
|
|
DEV=`hdiutil attach -nomount ram://$((2 * 1024 * DIR_SIZE_IN_MB))` > /dev/null
|
|
diskutil eraseVolume HFS+ RAMDisk ${DEV} > /dev/null
|
|
echo "Create RAMDisk /Volumes/RAMDisk for gc logging on Darwin OS."
|
|
fi
|
|
GC_LOG_DIR="/Volumes/RAMDisk"
|
|
;;
|
|
*)
|
|
# check if /dev/shm exists on other systems
|
|
if [ -d "/dev/shm" ]; then
|
|
GC_LOG_DIR="/dev/shm"
|
|
else
|
|
GC_LOG_DIR=${BASE_DIR}
|
|
fi
|
|
;;
|
|
esac
|
|
}
|
|
|
|
choose_gc_log_directory
|
|
|
|
JAVA_OPT="${JAVA_OPT} -server -Xms1g -Xmx1g -Xmn256m -XX:PermSize=128m -XX:MaxPermSize=320m"
|
|
JAVA_OPT="${JAVA_OPT} -XX:+UseConcMarkSweepGC -XX:+UseCMSCompactAtFullCollection -XX:CMSInitiatingOccupancyFraction=70 -XX:+CMSParallelRemarkEnabled -XX:SoftRefLRUPolicyMSPerMB=0 -XX:+CMSClassUnloadingEnabled -XX:SurvivorRatio=8 -XX:+DisableExplicitGC"
|
|
JAVA_OPT="${JAVA_OPT} -verbose:gc -Xloggc:${GC_LOG_DIR}/rmq_run_class_gc_%p_%t.log -XX:+PrintGCDetails"
|
|
JAVA_OPT="${JAVA_OPT} -XX:-OmitStackTraceInFastThrow"
|
|
JAVA_OPT="${JAVA_OPT} -Djava.ext.dirs=${BASE_DIR}/lib"
|
|
JAVA_OPT="${JAVA_OPT} -XX:-UseLargePages"
|
|
JAVA_OPT="${JAVA_OPT} -XX:+PerfDisableSharedMem"
|
|
#JAVA_OPT="${JAVA_OPT} -Xdebug -Xrunjdwp:transport=dt_socket,address=9555,server=y,suspend=n"
|
|
JAVA_OPT="${JAVA_OPT} -cp ${CLASSPATH}"
|
|
|
|
if [ -z "$JAVA_HOME" ]; then
|
|
JAVA_HOME=/usr/java
|
|
fi
|
|
|
|
JAVA="$JAVA_HOME/bin/java"
|
|
|
|
$JAVA ${JAVA_OPT} $@
|