[    2.599947] nft (213) used greatest stack depth: 12528 bytes left
[    5.918109] nft (1550) used greatest stack depth: 12488 bytes left
[    6.100864] nft (1737) used greatest stack depth: 12432 bytes left
[   48.730129] nft (12384) used greatest stack depth: 12072 bytes left
[   52.711032] nft (13130) used greatest stack depth: 12024 bytes left
[   55.125404] nft (13526) used greatest stack depth: 11864 bytes left