In some cases (or platforms) commit-archive location sftp the system cannot boot properly with the OOM message:
trying to load python3 -c from vyos.remote import upload; upload("/tmp/config.boot.3575"), from a sftp location ..
VM sizing is: 2CPU and 4GB Ram , 20GB Disk
Delete archive-location fixes the issue
vyos@r1:~$ show conf com | match archiv set system config-management commit-archive location 'sftp://foo:pass@sftp.local:22/upload/'
Version: VyOS 1.3.3 Release train: equuleus Architecture: x86_64 Boot via: installed image System type: VMware guest