Get ESXi Version
vmware -vl
esxcli system version get
Get system hostname
esxcli system hostname get
Set Host in maintenance mode
esxcli system maintenanceMode set –enable true
Reboot ESXi
esxcli system shutdown reboot -d 10 -r “Upgrade”
Disable or Enable Firewall
esxcli network firewall set –enabled true | false
Get installed VIBs
esxcli software vib list
Remove VIB
esxcli software vib remove -n <vib-name>
Get Installation Date
esxcli system stats installtime get
Check the SNMP configuration
esxcli system snmp get
check for the hosts locking the VM files
ls | while read x; do vmfsfilelockinfo -p $x| grep -i "is locked"; done
check which process is open for a VM
lsof | grep -i VM_Name
search by the process id
esxcli vm process list | less