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Disaster Revovery

Intro to WAN Replication in VoltDB

Monday, November 14, 2011 - 12:00am

This is the first in a series of posts about WAN replication, a VoltDB feature that’s currently under development.  It provides a high level overview of our direction. More detailed posts will follow as we progress through our engineering iterations.

 

As an in-memory transactional DBMS, VoltDB delivers breakthrough performance and scale.  Two of the product’s most significant innovations, however, are in database availability and durability:

  • Availability – VoltDB delivers high availability (HA) via a synchronous multi-master feature called K-safety.

VoltDB WAN Replication – Pre-release Users Invited

Thursday, January 26, 2012 - 12:00am

written by John Piekos on January 26, 2012

The subject of my last blog post was an introduction to VoltDB Replication, one of the major product additions that we’ve been working on.  Well, with this post, I’m happy to announce that we’ve recently pre-released VoltDB Replication to selected users to perform beta-level validation!

VoltDB WAN replication involves duplicating the contents of one database cluster (known as the master) to another database cluster (known as the replica). The process of retrieving completed transactions from the master and applying them to the replica is managed by a