no validate option worked and after that i received following message
A REBOOT IS REQUIRED TO LOAD THIS SOFTWARE CORRECTLY.
Use the 'request vmhost reboot' command to reboot the system.
I did perform the reboot but i do not see my software directory any more.
Also i compared output from router where i have performed the upgrade the outpput is same of "show vm version"
from router with no vm upgrade
> show vmhost version
Current root details, Device sda, Label: jrootp_P, Partition: sda3
Current boot disk: Primary
Current root set: p
UEFI Version: NGRE_v00.53.00.01
Primary Disk, Upgrade Time: <fresh install>
Version: set p
VMHost Version: 2.1072
VMHost Root: vmhost-x86_64-15.1F7-20170223_0741_builder
VMHost Core: vmhost-core-x86_64-15.1F7-20170223_0741_builder
kernel: 3.10.79-ovp-rt74-WR6.0.0.20_preempt-rt
Junos Disk: junos-install-x86-64-15.1F7.3
Version: set b
VMHost Version: 2.1072
VMHost Root: vmhost-x86_64-15.1F7-20170223_0741_builder
VMHost Core: vmhost-core-x86_64-15.1F7-20170223_0741_builder
kernel: 3.10.79-ovp-rt74-WR6.0.0.20_preempt-rt
Junos Disk: junos-install-x86-64-15.1F7.3
from Router with VM upgrade
> show vmhost version
Current root details, Device sda, Label: jrootp_P, Partition: sda3
Current boot disk: Primary
Current root set: p
UEFI Version: NGRE_v00.53.00.01
Primary Disk, Upgrade Time: <fresh install>
Version: set p
VMHost Version: 2.1072
VMHost Root: vmhost-x86_64-15.1F7-20170223_0741_builder
VMHost Core: vmhost-core-x86_64-15.1F7-20170223_0741_builder
kernel: 3.10.79-ovp-rt74-WR6.0.0.20_preempt-rt
Junos Disk: junos-install-x86-64-15.1F7.3
Version: set b
VMHost Version: 2.1072
VMHost Root: vmhost-x86_64-15.1F7-20170223_0741_builder
VMHost Core: vmhost-core-x86_64-15.1F7-20170223_0741_builder
kernel: 3.10.79-ovp-rt74-WR6.0.0.20_preempt-rt
Junos Disk: junos-install-x86-64-15.1F7.3