Open Stack

Hello Tzach,
Thank you for your response,

According to this link
http://docs.openstack.org/high-availability-guide/content/ch_preface.html i
can do HA with 2 servers.
I have not the ability to add more servers to the project.

Regards,

2015-05-25 9:22 GMT+02:00 Tzach Shefi <tshefi at redhat.com>:

> Hello Mehdi,
>
> Suggest reviewing this link on Openstack HA, as a starting point.
> http://docs.openstack.org/high-availability-guide/content/ch-intro.html
>
> I've got an HA deployment running (Red Hat Openstack platform 6) it takes
> more than just two all in one nodes, basically it includes 6 servers: 1
> installer, 3 admin nodes in HA, 2 compute nodes.
> Haven't tested instance fail-over in case of compute node crash, as
> Openstack doesn't support this out of the box.
> To the best of my knowledge instance fail-over isn't a feature supported
> by Openstack itself, as of yet.
>
> Mind you if we are talking about an Openstack instance, well instances
> shouldn't be that important, that they need to be failed-over/migrated in
> case of compute node crash.
> Maybe you need to think about virtualization rather than Openstack,
> virtual machines as apposed to instances on Openstack are meant to be saved
> and kept running at all times, including VM fail-over.
> Virtualization solutions like RHEV/Ovirt/VMware.. support VM fail-over, if
> you have the right licensing.
>
> It's still possible on Openstack but not out of the box:
> https://ask.openstack.org/en/question/63031/automatic-failover-instances/
>
> https://ask.openstack.org/en/question/47725/automatic-instance-evacuation-after-node-failure/
>
> https://ask.openstack.org/en/question/62439/openstack-instances-high-availability/
>
> Good luck
> Tzach
>
> ----- Original Message -----
> From: "Mehdi BADAOUI" <mehdiuniv at gmail.com>
> To: openstack at lists.openstack.org
> Sent: Friday, May 22, 2015 12:58:27 PM
> Subject: [Openstack] Fwd: LBaaS
>
> Hi all,
>
> I am trying to implement a private cloud OpenStack infrastructure , I set
> up two servers ( All In One ) running OpenStack .
>
> The company wants to have a High Availability service (Active, Active),
> what I can do LBaaS between two servers ( All In One ) ? should be do an
> architecture with Compute node and controller node to use LBaaS? The
> company wants is that VMs (instances) continue to run in case of a server
> crash
> Then for the storage , I am setting up a distributed storage with Ceph
>
>
> Thanks in advance. Waiting for early replies.
>
> Thanks and Regards,
> Mehdi
>
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