[    2.125038] grep (144) used greatest stack depth: 12392 bytes left
[    9.415506] nft (5198) used greatest stack depth: 12136 bytes left
[   55.145304] nft (13822) used greatest stack depth: 12112 bytes left
[   61.415487] nft (14696) used greatest stack depth: 11976 bytes left
[   61.469290] nft (14729) used greatest stack depth: 11960 bytes left