[ 4073.135853][T18880] tls (18880) used greatest stack depth: 24272 bytes left
[ 4077.215286][T18891] tls (18891) used greatest stack depth: 24176 bytes left
[ 4197.195018][T19968] tls (19968) used greatest stack depth: 24064 bytes left
[ 4289.875978][T20596] tls (20596) used greatest stack depth: 23992 bytes left