Hi Alex, 
     My Current version is Ussuri. Having the issues in both centos7 and ubuntu 18.04. After restarting the machine.

This is document i followed to bring the openstack AIO
https://docs.openstack.org/openstack-ansible/ussuri/user/aio/quickstart.html


Warm Regards,
Premkumar Subramaniyan 
Technical staff 
M: +91 9940743669


On Mon, May 3, 2021 at 6:55 PM Alex Schultz <aschultz@redhat.com> wrote:


On Mon, May 3, 2021 at 1:53 AM Premkumar Subramaniyan <premkumar@aarnanetworks.com> wrote:
Hi Zane,

How can I bring up the heat service.

root@aio1:/etc/systemd/system#  service heat-api status
Unit heat-api.service could not be found.
root@aio1:/etc/systemd/system#  service heat-api restart
Failed to restart heat-api.service: Unit heat-api.service not found.
root@aio1:/etc/systemd/system# service heat-api-cfn status
Unit heat-api-cfn.service could not be found.
root@aio1:/etc/systemd/system# service heat-api-cloudwatch status
Unit heat-api-cloudwatch.service could not be found.
root@aio1:/etc/systemd/system# service heat-engine status
Unit heat-engine.service could not be found.


How did you install openstack?  I believe Train was the last version with centos7 support on RDO.
 
Warm Regards,
Premkumar Subramaniyan 
Technical staff 
M: +91 9940743669


On Fri, Apr 30, 2021 at 10:54 PM Zane Bitter <zbitter@redhat.com> wrote:
On 30/04/21 1:06 am, Premkumar Subramaniyan wrote:
> Hi,
>
>     I am using the Openstack *USURI *version in *Centos7*. Due to some
> issues my disk size is full,I freed up the space. Afte that some service
> went down. After that I have issues in creating the stack and list
> stack.

It looks like heat-api at least is still down.