Openstack cluster cannot create instances when 1 of 3 rabbitmq cluster node down
Eugen Block
eblock at nde.ag
Tue Oct 18 13:35:49 UTC 2022
Are the remaining two nodes still member of a cluster? Can you share
'rabbitmqctl cluster_status' from both nodes while the third is down?
How did you deploy openstack?
Zitat von Nguyễn Hữu Khôi <nguyenhuukhoinw at gmail.com>:
> Description
> ===========
> I set up 3 controllers and 3 compute nodes. My system cannot work well when
> 1 rabbit node in cluster rabbitmq is down, cannot launch instances. It
> stucked at scheduling.
>
> Steps to reproduce
> ===========
> Openstack nodes point rabbit://node1:5672,node2:5672,node3:5672//
> * Reboot 1 of 3 rabbitmq node.
> * Create instances then it stucked at scheduling.
>
> Workaround
> ===========
> Point to rabbitmq VIP address. But We cannot share the load with this
> solution. Please give me some suggestions. Thank you very much.
> I did google and enabled system log's debug but I still cannot understand
> why.
>
> Nguyen Huu Khoi
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