This message: Blocked system-critical thread has been detected. This can lead to cluster-wide undefined behaviour [threadName=data-streamer-stripe-0, blockedFor=34s] is being printed in case if you're loading data to Ignite much faster than it can write to the disk. The disk is a bottleneck here, as you mentioned before, you chose a disk with a really small IOPS. Just give a better disk to the system and you will see a better performance.
By the way, how much heap do you have for a JVM? Evgenii -- Sent from: http://apache-ignite-users.70518.x6.nabble.com/
