(gdb) info threads Id Target Id Frame 50 LWP 9415 pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185 49 LWP 9414 pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185 48 LWP 9413 pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185 47 LWP 9412 pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185 46 LWP 9411 pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185 45 LWP 9410 pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185 44 LWP 9409 pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185 43 LWP 9408 pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185 42 LWP 9407 pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185 41 LWP 9406 pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185 40 LWP 9405 pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185 39 LWP 9404 pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185 38 LWP 9401 pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185 37 LWP 9400 pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185 36 LWP 9399 pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185 35 LWP 9398 pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185 34 LWP 9397 pthread_cond_timedwait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_timedwait.S:238 33 LWP 9396 pthread_cond_timedwait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_timedwait.S:238 32 LWP 9395 pthread_cond_timedwait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_timedwait.S:238 31 LWP 9394 pthread_cond_timedwait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_timedwait.S:238 30 LWP 9393 pthread_cond_timedwait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_timedwait.S:238 29 LWP 9392 0x00007f423fea8fd3 in epoll_wait () at ../sysdeps/unix/syscall-template.S:81 28 LWP 9391 syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38 27 LWP 9390 syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38 26 LWP 9389 syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38 25 LWP 9388 syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38 24 LWP 9387 syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38 23 LWP 9386 syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38 22 LWP 9385 syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38 21 LWP 9384 syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38 20 LWP 9383 syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38 19 LWP 9382 syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38 18 LWP 9381 __lll_lock_wait () at ../nptl/sysdeps/unix/sysv/linux/x86_64/lowlevellock.S:135 17 LWP 9380 __lll_lock_wait () at ../nptl/sysdeps/unix/sysv/linux/x86_64/lowlevellock.S:135 16 LWP 9379 __lll_lock_wait () at ../nptl/sysdeps/unix/sysv/linux/x86_64/lowlevellock.S:135 15 LWP 9377 0x00007f423fea8fd3 in epoll_wait () at ../sysdeps/unix/syscall-template.S:81 14 LWP 9376 0x00007f423fea8fd3 in epoll_wait () at ../sysdeps/unix/syscall-template.S:81 13 LWP 9375 0x00007f423fea8fd3 in epoll_wait () at ../sysdeps/unix/syscall-template.S:81 12 LWP 9374 0x00007f423fea8fd3 in epoll_wait () at ../sysdeps/unix/syscall-template.S:81 11 LWP 9373 0x00007f423fe9dccd in poll () at ../sysdeps/unix/syscall-template.S:81 10 LWP 9372 pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185 9 LWP 9371 pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185 8 LWP 9370 pthread_cond_timedwait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_timedwait.S:238 7 LWP 9369 pthread_cond_timedwait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_timedwait.S:238 6 LWP 9365 0x00007f423fe9dccd in poll () at ../sysdeps/unix/syscall-template.S:81 5 LWP 9364 pthread_cond_timedwait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_timedwait.S:238 4 LWP 9363 pthread_cond_timedwait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_timedwait.S:238 3 LWP 9362 pthread_cond_timedwait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_timedwait.S:238 2 LWP 9361 0x00007f423fea8fd3 in epoll_wait () at ../sysdeps/unix/syscall-template.S:81 * 1 LWP 9378 0x00007f423fde03d7 in __GI_raise (sig=sig@entry=6) at ../nptl/sysdeps/unix/sysv/linux/raise.c:55 (gdb)