Wtf This Error

I'm using debian 7 64x. And try to lauch server everything is okey but on game server i have big big problem. Then try to run it gameserver got problems about ram's. My vps is 3GB rams total and 700MB ussed atm.

Error

Error occurred during initialization of VM
Too small initial heap
 

 GameServer_loop

#!/bin/bash

DBHOST=localhost
USER=root
PASS=
DBNAME=l2jdb

err=1
until [ $err == 0 ];
do
        #mysqlcheck -h $DBHOST -u $USER --password=$PASS -s -r $DBNAME>>"log/`date +%Y-%m-%d_%H:%M:%S`-sql_check.log"
        #mysqldump -h $DBHOST -u $USER --password=$PASS $DBNAME|zip "backup/`date +%Y-%m-%d_%H:%M:%S`-l2jdb_gameserver.zip" -
        [ -f log/java0.log.0 ] && mv log/java0.log.0 "log/`date +%Y-%m-%d_%H-%M-%S`_java.log"
        [ -f log/stdout.log ] &&  mv log/stdout.log "log/`date +%Y-%m-%d_%H-%M-%S`_stdout.log"
        [ -f log/chat.log ] && mv log/chat.log "log/`date +%Y-%m-%d_%H:%M:%S`-chat.log"
        java -Dfile.encoding=UTF- -Xms512 -Xmx2048 -Xmn1024m -Xss2048k -XX:PermSize=1024m -XX:MaxPermSize=2048m -XX:ParallelGCThreads=2 -XX:+UseConcMarkSweepGC -XX:+UseParNewGC -XX:+CMSIncrementalMode -XX:+CMSIncrementalPacing -XX:CMSIncrementalDutyCycleMin=0 -XX:CMSIncrementalDutyCycle=10 -XX:+CMSParallelRemarkEnabled -XX:SurvivorRatio=8 -XX:TargetSurvivorRatio=90 -XX:MaxTenuringThreshold=31 -XX:+AggressiveOpts -XX:+PrintGCDetails -XX:+PrintGCTimeStamps -Xloggc:gc.txt -cp lib/*:l2jfrozen-core.jar com.l2jfrozen.gameserver.GameServer > log/stdout.log 2>&1
        err=$?
        sleep 10
done

Edited February 8, 201610 yr by retejas