Sep 17 21:04:44 OPNsense.localdomain opnsense[88818]: /usr/local/etc/rc.syshook.d/carp/20-openvpn: Resyncing OpenVPN instances for interface 192.168.4.10 - VIP_LAN.Sep 17 21:04:47 OPNsense.localdomain opnsense[84697]: /usr/local/etc/rc.syshook.d/carp/20-openvpn: Carp cluster member "192.168.4.10 - VIP_LAN (3@vmx0)" has resumed the state "MASTER" for vhid 3Sep 17 21:04:47 OPNsense.localdomain opnsense[84697]: /usr/local/etc/rc.syshook.d/carp/20-openvpn: Resyncing OpenVPN instances for interface 192.168.4.10 - VIP_LAN.Sep 17 21:14:30 OPNsense.localdomain opnsense[75053]: /usr/local/etc/rc.syshook.d/carp/20-openvpn: Carp cluster member "192.168.4.10 - VIP_LAN (3@vmx0)" has resumed the state "BACKUP" for vhid 3Sep 17 21:14:30 OPNsense.localdomain opnsense[75053]: /usr/local/etc/rc.syshook.d/carp/20-openvpn: Resyncing OpenVPN instances for interface 192.168.4.10 - VIP_LAN.Sep 17 21:14:32 OPNsense.localdomain opnsense[44588]: /usr/local/etc/rc.syshook.d/carp/20-openvpn: Carp cluster member "192.168.4.10 - VIP_LAN (3@vmx0)" has resumed the state "BACKUP" for vhid 3Sep 17 21:14:32 OPNsense.localdomain opnsense[44588]: /usr/local/etc/rc.syshook.d/carp/20-openvpn: Resyncing OpenVPN instances for interface 192.168.4.10 - VIP_LAN.Sep 17 21:14:34 OPNsense.localdomain opnsense[46862]: /usr/local/etc/rc.syshook.d/carp/20-openvpn: Carp cluster member "192.168.4.10 - VIP_LAN (3@vmx0)" has resumed the state "MASTER" for vhid 3Sep 17 21:14:34 OPNsense.localdomain opnsense[46862]: /usr/local/etc/rc.syshook.d/carp/20-openvpn: Resyncing OpenVPN instances for interface 192.168.4.10 - VIP_LAN.
Do you read the guides about CARP in virtual HA environments? For ESX you need to add some commands via esx-cli.
issue solved by following this guide from vmware https://kb.vmware.com/s/article/59235