protected static final WorkspaceConfiguration WS_RNN_LOOP_WORKING_MEM_CONFIG = WorkspaceConfiguration.builder()
            .initialSize(0).overallocationLimit(0.05).policyReset(ResetPolicy.BLOCK_LEFT)
            .policyAllocation(AllocationPolicy.OVERALLOCATE).policySpill(SpillPolicy.REALLOCATE)
            .policyLearning(LearningPolicy.FIRST_LOOP).build();