What is the default size of gsan.log file on a Dell EMC Avamar server?

A customer is currently running a 1 x 2 Avamar server with 1 TB nodes. In order to add new clients to their Avamar environment, the customer needs more capacity.
How can this be achieved?

How many hours does the benchmark test run in an AVE install?

A system administrator has deployed the AVE 19.2 in a KVM virtual environment.
Which should be done before starting the virtual machine?

An EMC customer wants to implement a backup solution for their virtual machines. They are interested in Avamar deduplication features. In addition, they want to minimize the backup capacity required. Their ESX environment is running optimally with sufficient resources.
Which VMware backup method will provide the most optimized capacity?