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
values sys.get_critical_offheap_percentage ();