Returns the percentage threshold of off-heap memory usage that triggers LowMemoryExceptions on a GemFire XD data store. This procedure executes only on the local GemFire XD data store member.

This procedure returns the percentage threshold of critical off-heap memory usage that has been set on the local GemFire XD data store. When a data store is started with the -off-heap-size option, the default critical threshold is 90%.




This command obtains the critical threshold for off-heap memory usage on the local GemFire XD member:
call sys.get_critical_offheap_percentage ();