@ 0x7f3e42cba59f (unknown) @ 0x7f3e42d17d61 __syscall_cancel_arch @ 0x7f3e42d0c377 __internal_syscall_cancel @ 0x7f3e42d5975d __clock_nanosleep @ 0x7f3e42d64f66 __GI___nanosleep @ 0x55eceddb70b0 yb::cdc::CDCServiceImpl::CDCMasterBgTask() @ 0x55ecedd8ffb4 yb::Thread::SuperviseThread() @ 0x7f3e42d0fac0 start_thread @ 0x7f3e42d8ecbb __clone3 Total number of threads: 1