Re: Upgrading the Ignite cluster while keeping the system functional

2019-12-09 Thread Ilya Kasnacheev
Hello! Unfortunately Apache Ignite has neither rolling version upgrades nor replication of data between clusters. So you should expect to see downtime. However, this is only for version upgrades, you can usually upgrade your own code with rolling restarts (make sure rebalance is done after each on

Upgrading the Ignite cluster while keeping the system functional

2019-11-27 Thread evariste galois
Hello, We are going to run a distributed system containing java applications using Apache Ignite. JDBC interface is used for storing data using SQL and regular clients use distributed caches and dispatch of ordered messages.  What would be options to keep the system up and functioning while upgr