It's fully managed, so you don't need to worry about OS security patches, rotating logs and all the other administration that comes with running your own server

It's fully managed, so you don't need to worry about OS security patches, rotating logs and all the other administration that comes with running your own server. Basically the same benefits as using Cloud SQL/Aurora RDS vs maintaining your own MySQL server. Disclaimer: I work at GCP, but not on Memorystore.