1.View the storage status of the hard disk
command:df -h

2.Check if all modules of IVS are running
command:top

3.Check each module separately for running
command:ps -ef |grep ivs_xxx(xxx input SMU, OMU, SCU,MU etc)

4.View the version of the VCN
command:cat /home/ivstool/version/version.xml

5.Manually start the VCN service
