How to configure off-heap memory for RHDG 7

Solution Unverified - Updated -

Issue

  • DataGrid should not use the JVM Heap memory to store cache entries, how can I use the off-heap feature?
  • What is the purpose of address-count attribute and is there a need to configure it?
  • Is it possible to use off-heap memory without eviction?
  • What amount of memory is used if off-heap is configured and how to set a limit?
  • There are weird problems on a machine where RHDG is running, it seems that RHDG consume all memory and other applications are failing because of this. How can this avoided?
  • Is there a performance benefit if off-heap memory is used?

Environment

  • Red Hat Data Grid (RHDG)
    • 7

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