[rdo-list] [TripleO][QuickStart] 2 fixable problems in tripleo-quickstart - CentOS7.2

Wesley Hayutin whayutin at redhat.com
Tue May 17 18:37:07 UTC 2016


woot, nice blog post++

On Sun, May 15, 2016 at 9:49 PM, Marcos Garcia <mgarciam at redhat.com> wrote:

> Hello all
>
> Today I've tested https://github.com/openstack/tripleo-quickstart/ on a
> fresh CentOS 7.2 (hosted server, 32 GB RAM)
>
> These are well-known problems that I've found on CentOS forums, not
> precisely new, but I thought you may all be interested in knowing that
> these block the installation of tripleo-quickstart at certain points (first
> at the undercloud VM creation, second at the initial steps of overcloud
> deploy)
>
> Maybe you want to add a comment in the documentation?
>
>    1. #ERROR: qemu-kvm: -chardev pty,id=charserial0: Failed to create
>    chardev\n
>       1. I solved it via
>       https://loginroot.com/qemu-kvm-chardev-ptyidcharserial0-failed-to-create-chardev/
>       2. Basically, replace the devpts line of /etc/fstab with “*devpts
>       /dev/pts devpts gid=5,mode=620 0 0*“
>       3. Then do “*mount -o remount /dev/pts*“
>    2. #ERROR: Node 141e60b7-19ea-43d1-b14e-fe07193cdf7d did not pass
>    power credentials validation: SSH connection cannot be established: Failed
>    to establish SSH connection to host 192.168.23.1 ; and DEBUG
>    ironic.common.utils [req-8d62ae59-8832-4eec-82d6-c9139d7624a8 – – – –
>    -] SSH connect failed: Incompatible ssh server (no acceptable macs)
>    ssh_connect /usr/lib/python2.7/site
>       1. I solved it via
>       http://stackoverflow.com/questions/28399335/python-paramiko-incompatible-ssh-server
>       2. Just edit /etc/ssh/sshd_conf and add another MAC algorithm: *MACs
>       hmac-sha1*
>       3. Then, restart the service with *systemctl restart sshd*
>
> I was also very annoyed by the lack of "virsh list --all" as root - as
> documented here
> https://github.com/openstack/tripleo-quickstart/blob/master/docs/accessing-libvirt.md.
> It should be also commented beforehand, IMO :)
>
> Other than those two problems, the installation went very smoothly. It
> took much more space than I expected (like 31GB in /home space in the
> $VIRTHOST).
>
>
> Good job guys :)
>
>
> PS: I wrote the end-to-end installation on my personal blog
> https://simplenfv.wordpress.com/2016/05/16/deploying-openstack-on-just-one-hosted-server/
>
> --
> Marcos Garcia
> *NFV and Openstack Technical Marketing Manager*
> mgarciam at redhat.com
> Red Hat Canada
>
> Every telecommunications company in the Fortune Global 500 relies on Red
> Hat.
>
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>
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