When you enable the on-heap cache, is saves anything that you access. If there is no eviction policy and you constantly update/read new keys, you will very likely run out of heap memory. Configure eviction policy if you want to limit the size of on-heap cache.
-Val -- View this message in context: http://apache-ignite-users.70518.x6.nabble.com/OOM-in-Heap-though-offHeap-is-available-free-tp16070p16143.html Sent from the Apache Ignite Users mailing list archive at Nabble.com.
