ping 不通其他节点

Question

[root@kubespray-1 ~]# kubectl get pods -o wide
NAME READY STATUS RESTARTS AGE IP NODE NOMINATED NODE READINESS GATES
nginx-ds-b4js9 1/1 Running 1 28m 10.233.79.6 kubespray-1
nginx-ds-p6npq 1/1 Running 1 28m 10.233.66.4 kubespray-2
nginx-ds-qt7ns 1/1 Running 1 28m 10.233.68.7 kubespray-3
[root@kubespray-1 ~]# ping 10.233.79.6
PING 10.233.79.6 (10.233.79.6) 56(84) bytes of data.
64 bytes from 10.233.79.6: icmp_seq=1 ttl=64 time=0.072 ms
64 bytes from 10.233.79.6: icmp_seq=2 ttl=64 time=0.045 ms
64 bytes from 10.233.79.6: icmp_seq=3 ttl=64 time=0.058 ms
64 bytes from 10.233.79.6: icmp_seq=4 ttl=64 time=0.039 ms
64 bytes from 10.233.79.6: icmp_seq=5 ttl=64 time=0.044 ms
64 bytes from 10.233.79.6: icmp_seq=6 ttl=64 time=0.046 ms
^C
— 10.233.79.6 ping statistics —
6 packets transmitted, 6 received, 0% packet loss, time 4999ms
rtt min/avg/max/mdev = 0.039/0.050/0.072/0.013 ms
[root@kubespray-1 ~]# ping 10.233.66.4
PING 10.233.66.4 (10.233.66.4) 56(84) bytes of data.
^C
— 10.233.66.4 ping statistics —
7 packets transmitted, 0 received, 100% packet loss, time 5999ms

[root@kubespray-1 ~]# ping 192.168.253.42
PING 192.168.253.42 (192.168.253.42) 56(84) bytes of data.
64 bytes from 192.168.253.42: icmp_seq=1 ttl=64 time=0.424 ms
64 bytes from 192.168.253.42: icmp_seq=2 ttl=64 time=0.210 ms
64 bytes from 192.168.253.42: icmp_seq=3 ttl=64 time=0.202 ms
64 bytes from 192.168.253.42: icmp_seq=4 ttl=64 time=0.291 ms
64 bytes from 192.168.253.42: icmp_seq=5 ttl=64 time=0.202 ms
^C
— 192.168.253.42 ping statistics —
5 packets transmitted, 5 received, 0% packet loss, time 4001ms
rtt min/avg/max/mdev = 0.202/0.265/0.424/0.088 ms

Answer 1

刘果国 2021-08-23 08:55:28

跨界点网络不通优先排查calico，看完整日志