1 -> Suspender thread signal handler caught signal 16
2 Sigsuspend woke up by signal 16
3 -> Suspender thread signal handler caught signal 16
4 Sigsuspend woke up by signal 16
5 -> Suspender thread signal handler caught signal 31
6 Sigsuspend woke up by signal 31
7 -> Suspender thread signal handler caught signal 31
8 Sigsuspend woke up by signal 31