Contabo free -h

root@vmi1130744:~# free -h --total
               total        used        free      shared  buff/cache   available
Mem:           7.8Gi       206Mi       7.4Gi        31Mi       121Mi       7.4Gi
Swap:             0B          0B          0B
Total:         7.8Gi       206Mi       7.4Gi