我遇到了一些奇怪的问题。我试图以 1 秒的间隔 ping 一个远程服务器。ping 数据包发送/交付太慢（不是响应时间）。请参见下面的输出。我仅在特定域中遇到此问题，并且仅来自此服务器。如果我从其他机器 ping 则没问题。我一无所知。请帮忙。
root@beta:/usr/local/src$ date ; ping -i 1 -c 10 domain.com | xargs -L 1 -I '{}' date '+%Y-%m-%d %H:%M:%S: {}' ; date
Tue Apr 10 15:15:00 IST 2018
2018-04-10 15:15:24: PING catchall.domain.com.cdn.cloudflare.net (xxx.xxx.xxx.xxx) 56(84) bytes of data.
2018-04-10 15:15:24: 64 bytes from xxx.xxx.xxx.xxx: icmp_req=1 ttl=59 time=15.6 ms
2018-04-10 15:15:49: 64 bytes from xxx.xxx.xxx.xxx: icmp_req=2 ttl=59 time=15.3 ms
2018-04-10 15:16:14: 64 bytes from xxx.xxx.xxx.xxx: icmp_req=3 ttl=59 time=16.0 ms
2018-04-10 15:16:39: 64 bytes from xxx.xxx.xxx.xxx: icmp_req=4 ttl=59 time=20.5 ms
2018-04-10 15:16:54: 64 bytes from xxx.xxx.xxx.xxx: icmp_req=6 ttl=59 time=19.0 ms
2018-04-10 15:17:10: 64 bytes from xxx.xxx.xxx.xxx: icmp_req=7 ttl=54 time=30.4 ms
2018-04-10 15:17:35: 64 bytes from xxx.xxx.xxx.xxx: icmp_req=8 ttl=59 time=32.0 ms
2018-04-10 15:18:00: 64 bytes from xxx.xxx.xxx.xxx: icmp_req=9 ttl=59 time=15.4 ms
2018-04-10 15:18:25: 64 bytes from xxx.xxx.xxx.xxx: icmp_req=10 ttl=59 time=15.7 ms
2018-04-10 15:18:25: --- catchall.domain.com.cdn.cloudflare.net ping statistics ---
2018-04-10 15:18:25: 10 packets transmitted, 9 received, 10% packet loss, time 179731ms
2018-04-10 15:18:25: rtt min/avg/max/mdev = 15.324/20.022/32.001/6.227 ms
Tue Apr 10 15:18:25 IST 2018
root@beta:/usr/local/src$
请帮我找出延迟的原因。提前致谢。