Very high quality machines and they have a policy of 10 accounts per machine . The database server , mail server , dns server run on a dedicated machine and not on your VPS partition . So your VPS is always blazing fast and memory consumption is very low . Support is very quick .

Question: What may happen after the machines become fast ?
Answer: The system may need an upgrade .They become more reliable overall .The system becomes slow and sluggish .None of the above choices .