xinetd

11/5/3@10:50:00: DEBUG: 15345 {server_start} Starting service udpserver

11/5/3@10:50:00: DEBUG: 15345 {drain} UDP socket could not be made non-blocking: Bad file descriptor (errno = 9)

11/5/3@10:50:00: DEBUG: 15345 {main_loop} active_services = 11

配置中要把wait = no改成wait = yes