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# ANSIBLE
## How to proceed
For each machine, **one by one** do:
- Check that cluster is healthy
- Check gluster
- `sudo gluster peer status`
- `sudo gluster volume status all` (check Online Col, only `Y` must appear)
- Check that Nomad is healthy
- `nomad server members`
- `nomad node status`
- Check that Consul is healthy
- `consul members`
- Check that Postgres is healthy
- Run `ansible-playbook -i production.yml --limit <machine> site.yml`
- Run `nomad node drain -enable -force -self`
- Reboot
- Run `nomad node drain -self -disable`
- Check that cluster is healthy
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