Unable to start Manage Engine Service Desk after installing

Unable to start Manage Engine Service Desk after installing

I am trying to start Manage Engine SDP on to a Economy virtual private server hosted on godaddy. Installation was smooth without any issues. But I am not able to start SDP.

I already have FQDN on my hosts file.

H/w configuration of my VPS is 

Memory : 1 GB
Disk : 40GB
CPU : 1.7 GHz
OS : RHEL 7

Output while executing ./run.sh

[root@svr bin]# ./run.sh
Not exists
================================================================================

  JBoss Bootstrap Environment

  JBOSS_HOME: /home/manager/ManageEngine/ServiceDesk

  JAVA: ./../jre/bin/java

  JAVA_OPTS: -server -Xms128m -Xmx2512m -XX:PermSize=64m -XX:MaxPermSize=256m  -Dprogram.name=run.sh -Djboss.server.type=com.adventnet.j2ee.deployment.system.AdventNetServerImpl -Djboss.deploy.localcopy=true -Djboss.boot.library.list=log4j-boot.jar,jboss-common.jar,jboss-system.jar,AdventNetDeploymentSystem.jar,commons-logging.jar -Dsdp.java.gc=false -Ddb.home=./../pgsql -Dserver.dir=/home/manager/ManageEngine/ServiceDesk -Dorg.jboss.logging.Log4jService.catchSystemOut=false -Dorg.jboss.logging.Log4jService.catchSystemErr=false -Djava.util.logging.manager=com.adventnet.logging.LogManager -Djava.util.logging.config.file=/home/manager/ManageEngine/ServiceDesk/server/default/conf/logging.xml -Djava.util.logging.config.class=com.adventnet.logging.LoggingScanner -Dlog.dir=/home/manager/ManageEngine/ServiceDesk/server/default -DisSDP=true -Dorg.apache.catalina.connector.CoyoteAdapter.ALLOW_BACKSLASH=true -Dconnection.track=true -Dtier-type=BE -Dtier-id=BE1 -Djava.library.path=/home/manager/ManageEngine/ServiceDesk/lib/native -Dfile.encoding=UTF-8 -Duser.language=en -Duser.region=US -Djava.awt.headless=true

  CLASSPATH: /home/manager/ManageEngine/ServiceDesk/bin/run.jar:./../jre/lib/tools.jar:/home/manager/ManageEngine/ServiceDesk/lib/AdventNetLogging.jar:/home/manager/ManageEngine/ServiceDesk/lib/AdventNetNPrevalent.jar:/home/manager/ManageEngine/ServiceDesk/lib:/home/manager/ManageEngine/ServiceDesk/lib/AdventNetUpdateManagerInstaller.jar

================================================================================


Server is starting. This may take a couple of minutes ...
Error occurred during initialization of VM
Could not reserve enough space for object heap
Error: Could not create the Java Virtual Machine.
Error: A fatal exception has occurred. Program will exit.

                  New to ADSelfService Plus?