SYS.GET_CRITICAL_HEAP

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

Syntax

SYS.GET_CRITICAL_HEAP_PERCENTAGE (
)

Example

This command obtains the critical threshold for heap memory usage on the local GemFire XD member:

call sys.get_critical_heap_percentage ();