[tripleo][compute][overcloud]Add additional compute nodes on existing overcloud
mschuppert at redhat.com
Wed Feb 17 11:17:59 UTC 2021
On Wed, Feb 17, 2021 at 12:06 PM dangerzone ar <dangerzonen at gmail.com> wrote:
Hi all...I'm planning to add another 3 compute servers to existing
> overcloud (consists of existing 2 compute nodes, 3 controllers and 3
> storage). I'm running on openstack ussuri using tripleo and centos7.
> Below is the command and parameters used during initial deployment
> openstack overcloud deploy --templates \
> -r ~/templates/roles_data.yaml \
> -n ~/templates/network_data.yaml \
> -e ~/templates/network.yaml \
> -e ~/templates/scheduler_hints_env.yaml \
> -e ~/templates/node-info.yaml
> So now this is my plan to add additional compute nodes
> *1. Create new json file containing details of new compute nodes i.e.
> *openstack overcloud node import newnodes.json*
> *2. Run introspection*
> *openstack overcloud node introspect --all-manageable*
> *3. Tag each new node for its desired role*
> *openstack baremetal node set --property
> capabilities='profile:compute,boot_option:local' [NODE UUID]*
> *4. Run openstack overcloud deploy*
> *openstack overcloud deploy --compute-scale 3*
The scale parameters, like --compute-scale, are deprecated. You should just
change the <Role>Count (e.g. ComputeCount)
to match your new scale. At the moment you have 3, change it to 6.
> *Step No 4, should I run overcloud deploy with all the environment
> template/parameters same as during initial deployment as per example above?*
> *Really appreciate your advice of these steps especially no 4.*
yes, run the same deploy command with the modified <Role>Count.
> Please advise further if my plan and steps above are good to go.
> Thank you for your help and kind advice. May God bless you.
> Thank you.
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