weizhouapache commented on issue #9407: URL: https://github.com/apache/cloudstack/issues/9407#issuecomment-2237492836
> @weizhouapache I found one more clue that the arp table on the un reachable vm has "incomplete entry " on the public gateways . if i added manually to match the same with working one i can able to ping. Is there any changes need to done on kvm host machine ?Thank you in advance > > > root@v-17-VM:~# ip route > default via 10.158.209.1 dev eth2 > 10.158.65.0/25 dev eth1 proto kernel scope link src 10.158.65.21 > 10.158.209.0/25 dev eth2 proto kernel scope link src 10.158.209.11 > 66.173.144.10 via 10.158.65.1 dev eth1 > 169.254.0.0/16 dev eth0 proto kernel scope link src 169.254.137.107 > > root@s-16-VM:~# ip r > default via 10.158.209.1 dev eth2 > 10.158.65.0/25 dev eth1 proto kernel scope link src 10.158.65.15 > 10.158.209.0/25 dev eth2 proto kernel scope link src 10.158.209.10 > 66.173.144.10 via 10.158.65.1 dev eth1 > 169.254.0.0/16 dev eth0 proto kernel scope link src 169.254.249.72 It is strange that ssvm works but cpvm does not. I recalled an issue with CKS which is caused by sysctl settings for arp #9186 You can also check the sysctl settings on kvm host and in the system vms `sysctl -a | grep arp` -- This is an automated message from the Apache Git Service. To respond to the message, please log on to GitHub and use the URL above to go to the specific comment. To unsubscribe, e-mail: [email protected] For queries about this service, please contact Infrastructure at: [email protected]
