JAvaはJARパッケージスクリプトJVMパラメータノートを起動する

/opt/java/jdk1.8.0_131/bin/java 

#    
-server 														

#              
-Xmx512m  				

#              
-Xms512m  														

#   （Eden + 2*S）    （      ）   
-XX:NewRatio=4 								

#Eden  Survivor    
-XX:SurvivorRatio=8 											

#       
-XX:PermSize=48m

#       
-XX:MaxPermSize=64m 											

#         
-Xss256k		

#JDK5.0           1M,           256K.                  .        ,             .                      ,      ,    3000~5000  
      ，        ，    128k            256k。            ，       。（  ）
 threadstacksize       ,          ,          :"”
-Xss is translated in a VM flag named ThreadStackSize”
           
-XX:ThreadStackSize=128k 										

-XX:-ReduceInitialCardMarks 

#        
-XX:+PrintGCDetails  											

#        
-XX:+PrintGCTimeStamps 		

#        
-XX:+PrintHeapAtGC 

-Xloggc:/home/workspace/jvm-log/open-api-global-quartz-GC.log 

#  System.gc()            
-XX:+DisableExplicitGC											

#  CMS    
-XX:+UseConcMarkSweepGC 

-XX:+CMSClassUnloadingEnabled 

#CMS           
-XX:ParallelCMSThreads=4 

#CMS      
-XX:+CMSParallelRemarkEnabled 									

# FULL GC   ，         CMS        ，   ，           ，        ，   ，               。            。
       ,        
-XX:+UseCMSCompactAtFullCollection 								

#CMS        50％   CMS  
-XX:CMSInitiatingOccupancyFraction=50 							

#CMS               ,  ,             "  ",        .         GC           ,  .
-XX:CMSFullGCsBeforeCompaction=2 								

#        ，            
-XX:+UseCompressedOops 

#                 
-XX:+HeapDumpOnOutOfMemoryError 

-XX:HeapDumpPath=/home/workspace/jvm_dump/open-api-global-quartz-heapDump.hprof 

-jar open-api-global-quartz-exec.jar 

--eureka.server=http://localhost:8761/eureka 
--environment=Staging --dataCenter=Cloud

#!/bin/bash
export JAVA_HOME=$JAVA_HOME
echo ${JAVA_HOME}

APP=open-api-devops-service
APP_JAR=${APP}"-exec.jar"
ENV_SPRING_ACTIVE="--spring.profiles.active=dev"

LOG_DIR=$PWD/start-log
JVM_LOG_DIR=$PWD/jvm-log
JVM_DUMP_DIR=$PWD/jvm-dump

command=$1

#   
function start(){
  #              
  if [ ! -d "${LOG_DIR}" ];then
    mkdir "${LOG_DIR}"
  fi
  if [ ! -d "${JVM_LOG_DIR}" ];then
    mkdir "${JVM_LOG_DIR}"
  fi
  if [ ! -d "${JVM_DUMP_DIR}" ];then
    mkdir "${JVM_DUMP_DIR}"
  fi
  rm -f $APP.pid
  #${JAVA_HOME}/bin/jar uvf $APP_JAR jdbc.properties
  nohup ${JAVA_HOME}/bin/java -server -Xmx512m -Xms512m -XX:NewRatio=4 -XX:SurvivorRatio=8 -XX:PermSize=48 -XX:MaxPermSize=64m -Xss256k -XX:ThreadStackSize=128k -XX:-ReduceInitialCardMarks -XX:+PrintGCDetails -XX:+PrintGCTimeStamps -XX:+PrintHeapAtGC -Xloggc:$JVM_LOG_DIR/$APP-GC.log -XX:+DisableExplicitGC -XX:+UseConcMarkSweepGC -XX:+CMSClassUnloadingEnabled -XX:ParallelCMSThreads=4 -XX:+CMSParallelRemarkEnabled -XX:+UseCMSCompactAtFullCollection -XX:CMSInitiatingOccupancyFraction=50 -XX:CMSFullGCsBeforeCompaction=2 -XX:+UseCompressedOops -XX:+HeapDumpOnOutOfMemoryError -XX:HeapDumpPath=$JVM_DUMP_DIR/$APP-heapDump.hprof -jar $APP_JAR $ENV_SPRING_ACTIVE >> /dev/null 2>$APP-error.log &
  echo $! > $APP.pid
  check
}

#   
function stop(){
  tpid=`ps -ef | grep $APP_JAR | grep -v grep | grep -v kill | awk '{print $2}'`
  if [ ${tpid} ];then
    echo "Stop Process"
    kill -15 $tpid
  fi

  sleep 5

  tpid=`ps -ef | grep $APP_JAR | grep -v grep | grep -v kill | awk '{print $2}'`
  if [ ${tpid} ];then
    echo "Stop Process"
    kill -15 $tpid
  else
    echo "Stop SUCCESS"
  fi

  sleep 5

  tpid=`ps -ef | grep $APP_JAR | grep -v grep | grep -v kill | awk '{print $2}'`
  if [ ${tpid} ];then
    echo "Stop FAILD"
  fi
}

#   
function check(){
  tpid=`ps -ef | grep $APP_JAR | grep -v grep | grep -v kill | awk '{print $2}'`
  if [ ${tpid} ]; then
    echo "APP is running"
  else
    echo "APP is Not running"
  fi
}

#   kill  
function forcekill(){
  tpid=`ps -ef | grep $APP_JAR | grep -v grep | grep -v kill | awk '{print $2}'`
  if [ ${tpid} ];then
    echo "Kill Process"
    kill -9 $tpid
  fi
}

#      
function showtpid(){
  tpid=`ps -ef | grep $APP_JAR | grep -v grep | grep -v kill | awk '{print $2}'`
  if [ ${tpid} ];then
    echo 'Process '$APP_JAR' tpid is '$tpid
  else
    echo 'Process '$APP_JAR' is not running.'
  fi
}

#      
function showtpid(){
    tpid=`ps -ef|grep $APP_JAR|grep -v grep|grep -v kill|awk '{print $2}'`
    if [ ${tpid} ]; then
        echo 'process '$APP_JAR' tpid is '$tpid
    else
        echo 'process '$APP_JAR' is not running.'
    fi
}

if [ "${command}" ==  "start" ]; then
    start

elif [ "${command}" ==  "stop" ]; then
     stop

elif [ "${command}" ==  "check" ]; then
     check

elif [ "${command}" ==  "status" ]; then
     check

elif [ "${command}" ==  "kill" ]; then
     forcekill

elif [ "${command}" == "tpid" ];then
     showtpid

else
    echo "Unknow argument....[start|stop|check|status|kill|tpid]"
fi