[    3.730150] tls (385) used greatest stack depth: 12616 bytes left
[    3.851992] tls (389) used greatest stack depth: 12552 bytes left
[    6.346453] tls (537) used greatest stack depth: 12496 bytes left
[   11.538889] tls (953) used greatest stack depth: 12448 bytes left
[   24.205484] tls (1509) used greatest stack depth: 12344 bytes left