Check the disk usage with df -h via SSH and try to start the services manually.
Start all services: service-control --start --all
You can check the logs of the services that won't start to have an indication. Location : /storage/log/VMware/"service"/"service.log"
check if the certificates are still valid:
vCenter Appliance: Run the following command in a console window or SSH session to the vCenter VM:
for store in $(/usr/lib/vmware-vmafd/bin/vecs-cli store list | grep -v TRUSTED_ROOT_CRLS); do echo "[*] Store :" $store; /usr/lib/vmware-vmafd/bin/vecs-cli entry list --store $store --text | grep -ie "Alias" -ie "Not After";done;
vmware KB :>> https://kb.vmware.com/s/article/2015600