Java Improvements Make Upgrading Zimbra Attractive

Zimbra 8.8.12 quietly replaced Java 8 with Java 11, and combined with a change in Java Garbage Collectors, we are seeing significant mailbox server performance improvements just from doing an upgrade to 8.8.12. Key Takeaway If your mailbox servers are swapping but you believe you should already have sufficient RAM; …

Zimbra on Amazon Web Services – Disk Reference Architectures (Updated December 6, 2020)

During the past several years I have migrated a number of Zimbra systems to Amazon Web Services (“AWS”).  These “real-world” experiences led to my being invited by Zimbra to present my AWS Hosting Best Practices at their North American Partners’ Conference in Dallas, Texas in October 2018.  (You can request …

Current State of The Market – Zimbra, Office 365 and Mimecast

This month (July 2018) we started selling Office 365 and Mimecast, and we expect to add more products and services in the coming weeks to further enhance customers’ mission critical email experiences. One question I’m asked frequently is: “Is Zimbra still the best email and collaboration solution for my company, …