INVMEMRESRV ,Could not allocate GT.M memory reserve (xxxx)

All images: The memory reserver requested by the xxxx UNIX environment variable  ($gtm_memory_cache) or the VMS logical name (GTM_MEMORY_CACHE) could not be allocated. The following system message indicates why why the allocation could not be made.

Action: If value is to high, lower and retry. If value is reasonable determine what else would be preventing the allocation (process or system limits or usage by other system components).