What Are the Differences Between DCS for Memcached and Self-Hosted Memcached?

Confirming Deployment

Easy to deploy. DCS for Memcached can be used right out of the box without requiring you to worry about the hardware or software.

Involves complicated operations and settings.

Availability

Master/Standby instances use hot standby to ensure stable services. If the master node is faulty, the standby cache node will automatically become the master node to prevent a single point of failure.

Requires additional configurations.

Security

Uses the VPC and security groups for network access security control.

Requires you to design and implement a security mechanism by yourself.

Scale-up

Supports online scale-up on the console.

Requires additional hardware and restarting your service.