[   67.877313][  T599] tls (599) used greatest stack depth: 24448 bytes left
[   84.816480][  T740] tls (740) used greatest stack depth: 24288 bytes left
[   96.744191][  T813] tls (813) used greatest stack depth: 24128 bytes left
[  453.193534][ T3300] tls (3300) used greatest stack depth: 24000 bytes left