the NTP socket is in use的解决办法
作者：互联网
sudo lsof -i:123
COMMAND PID USER FD TYPE DEVICE SIZE/OFF NODE NAME
ntpd 442 ntp 16u IPv6 14172 0t0 UDP *:ntp
ntpd 442 ntp 17u IPv4 14175 0t0 UDP *:ntp
ntpd 442 ntp 18u IPv4 14179 0t0 UDP localhost:ntp
ntpd 442 ntp 19u IPv4 14181 0t0 UDP ip-72-167-36-226.ip.secureserver.net:ntp
ntpd 442 ntp 20u IPv6 14183 0t0 UDP ip6-localhost:ntp
ntpd 442 ntp 24u IPv4 16851 0t0 UDP 10.8.0.1:ntp
ntpd 442 ntp 25u IPv6 16854 0t0 UDP [fe80::c637:72ff:fe15:7a16]:ntp
ntpd 442 ntp 26u IPv6 16856 0t0 UDP [fe80::f1e3:9b59:22d5:f40d]:ntp
sudo kill -9 pid 442 #修改PID
sudo ntpdate time.apple.com
标签：use,socket,442,ntp,UDP,IPv4,NTP,ntpd,0t0 来源： https://blog.csdn.net/bestxx2009/article/details/118711913