[rhos-list] start over using packstack?

[Steve Gordon]

----- Original Message -----
> From: "Perry Myers" <pmyers at redhat.com>
> To: "Tomas Von Veschler" <tvvcox at redhat.com>, "Steve Gordon" <sgordon at redhat.com>, "Bruce Reeler"
> <breeler at redhat.com>
> Cc: "Dave Maley" <dmaley at redhat.com>, rhos-list at redhat.com
> Sent: Monday, August 26, 2013 7:26:51 AM
> Subject: Re: [rhos-list] start over using packstack?
> 
> On 08/26/2013 05:06 AM, Tomas Von Veschler wrote:
> > On 08/22/2013 11:42 PM, Dave Maley wrote:
> >> Hi David,
> >>
> >>> Is there a way to un-install RHOS 3.0 and start over using packstack?
> >>
> >> There are 2 processes for this covered in the RHOS Getting Started
> >> Guide:
> >> https://access.redhat.com/site/documentation/en-US/Red_Hat_OpenStack/3/html/Getting_Started_Guide/appe-Getting_Started_Guide-Removing_PackStack_Deployments.html
> >>
> >>
> > 
> > Note the guide suggests:
> > 
> > $ yum -y remove '*openstack*'
> > 
> > This will match:
> > kernel-firmware-2.6.32-358.114.1.openstack.el6.gre.2.noarch
> > 
> > And without firmwares your nic most likely won't work.
> 
> That particular kernel doesn't exist in RHOS yet, it's only in RDO.
> 
> But yes, once it does exist in RHOS, the removal instructions will need
> to be amended.
> 
> But a complete removal of RHOS should actually remove this, because this
> package is RHOS/RDO specific.  But what should be done in this case is
> to remove:
> 
> > [admin at el6-mgmt ~]$ s yum remove
> > kernel-firmware-2.6.32-358.114.1.openstack.el6.gre.2.noarch
> > kernel-2.6.32-358.114.1.openstack.el6.gre.2.x86_64
> 
> But first you need to be booted into another kernel.  The system won't
> let you remove the running kernel.
> 
> And then after removing the openstack.gre kernel and firmware, you'll
> need to reinstall the latest kernel-firmware available from the RHEL 6.4
> repos.
> 
> So the instructions should look like:
> 
> * Reboot to non-RHOS/RDO kernel
> * yum remove *openstack*
>   (Now that you're not booted to the OpenStack kernel, you can remove
>   it)
> * Disable RHOS/RDO yum repos
> * yum install kernel-firmware
> 
> Or something like that.

I have raised a documentation bug [1] but would like a lucky volunteer to assist with updating this procedure, perhaps on the RDO wiki page which provided the original source material [2]. I believe Derek originally wrote this but it appears to also be missing Heat and Ceilometer removal, probably also other bits and pieces that have since been added.

Thanks,

Steve

[1] https://bugzilla.redhat.com/show_bug.cgi?id=1004457
[2] http://openstack.redhat.com/Uninstalling_RDO