storage

[infra]

How to use s3 bucket as primary storage in zcs?

[gabrieles]

The primary storage is frequently read/written, so an S3 bucket will be extremely expensive. Zimbra does not support it natively for the primary volume.
If you want to test it, you must mount your volume as per your provider instructions.

I tested it on AWS last year. One day of use of a test machine (with near zero mail use) was almost 10 euros...