[   12.439461] nft (215) used greatest stack depth: 12512 bytes left
[   15.376839] nft (1198) used greatest stack depth: 12424 bytes left
[   15.697026] nft (1508) used greatest stack depth: 12344 bytes left
[   59.432557] nft (12480) used greatest stack depth: 12056 bytes left
[   66.091859] nft (13622) used greatest stack depth: 12016 bytes left
[   73.279465] nft (14496) used greatest stack depth: 11904 bytes left