[    1.552364] nft (259) used greatest stack depth: 12520 bytes left
[    8.321549] ip (812) used greatest stack depth: 12392 bytes left
[   81.487003] ip (11251) used greatest stack depth: 12328 bytes left
[  121.153320] nft (14358) used greatest stack depth: 12312 bytes left
[  232.590971] ip (22164) used greatest stack depth: 12200 bytes left