VMware vSphere ESXi 5.x
VMware vSphere ESXi 6.x
VMware vSphere ESXi 7.x
VMware vSphere ESXi 8.x
echo -n "ESXi install date: " ; date -d @$(printf "%d" 0x$(esxcli system uuid get | cut -d \- -f1 ))
[root@esxi1:~] echo -n "ESXi install date: " ; date -d @$(printf "%d" 0x$(esxcli system uuid get | cut -d \- -f1 ))
ESXi install date: Wed Jun 19 14:05:36 UTC 2024
Alternatively, if you are running ESXi 6.5 or high you can also run the following command to fine the ESXi install date.
esxcli system stats installtime get
The following command displays the installation date of the ESXi server as long as there have been no subsequent patches or updates:esxcli software vib list | grep 'Install\|esx-base'
For example:[root@esxi1:~] esxcli software vib list | grep 'Install\|esx-base'
Name Version Vendor Acceptance Level Install Date Platforms
esx-base 8.0.3-0.0.24022510 VMware VMwareCertified 2024-06-19 host