Hi, Ignite DataStreamer with IgniteDataStreamer#allowOverwrite is false does not work correct on instable topology until latest version.
If you want to Failover SPI will be used, you can set the property (IgniteDataStreamer#allowOverwrite) is true. -- View this message in context: http://apache-ignite-users.70518.x6.nabble.com/Error-During-data-Loading-using-Ignite-Data-Streamer-in-Parallel-tp11912p11966.html Sent from the Apache Ignite Users mailing list archive at Nabble.com.