[ClusterLabs] (no subject)

Roger Zhou zzhou at suse.com
Fri Sep 3 00:14:04 EDT 2021

On 9/3/21 10:09 AM, 重力加速度 via Users wrote:
>      I built a two node corosync + pacemaker cluster, and the main end runs on 
> node0. There are two network ports with the same network segment IP on node0. I 

This need attention a bit.
"Usually not a good idea to connect two interfaces using the same subnet" [1]

> created a VIP resource on one of the network ports and specified the NIC 
> attribute. When I down the network port where the VIP resource is located, 
> theoretically, the cluster will automatically switch to another node, but the 
> cluster did not successfully switch to another node. I don't know why, and 
> there is no log information about cluster errors. Is this a bug or do I need to 
> configure some additional parameters?

journalctl will tell you a lot of cluster messages and might tell you the 
reason behind.

[1] https://access.redhat.com/solutions/30564


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