OpenStack liberty- Remove elements like duplicated hypervisors or unwanted ports

When your are experimenting with openstack, It’s usual have failures. This post shows how to remove these unwanted ports or duplicated compute nodes. Removing Duplicated Compute Nodes I’ve used this trick several times. Cause my Nested OpenStack Nuage lab (and my several installations). I had to remove duplicated nova computes using this procedure. First, let’s check out our hypervisors. [root@ocs01 ~]# . keystonerc_admin [root@ocs01 ~(keystone_admin)]# nova … Continue reading OpenStack liberty- Remove elements like duplicated hypervisors or unwanted ports

Building a Nuage/PackStack Lab at home Part 3

Update – August 1st, 2016: I’ve made an update thanks to @karkull feedback. some changes to neutron.cfg and nova.cfg files. I’ve made important changes the way I was presenting the info over this post. Hi there, Through this post, I will install nested packstack liberty with a controller/network node and a nova compute node. Then, I will install the Nuage plugin for neutron and the metadata, heat, horizon … Continue reading Building a Nuage/PackStack Lab at home Part 3

Sentinel.la | LATAM startups play global | OpenStack Monitoring & Healthcheck

Sentinel.la is not just another startup supported on the open source community mattress. It’s a live proof that LATAM’s talent is playing global. Founders Memo and Paco have been closed to OpenStack foundation over the last four years. They have a HUGE experience operating it. Sentinel.la has launched its beta last week. You would identify the value of the solution just seeing their posts and … Continue reading Sentinel.la | LATAM startups play global | OpenStack Monitoring & Healthcheck

The heart of Nova: Libvirt | CHANGE as a Service

“The Libvirt driver for Nova is one of the most comprehensive implementations across all supported hypervisors. Do you know how Nova can spawn, suspend or terminate an instance? well, those are API calls to get interactions between Nova, Libvirt and KVM” Thanks Memo for such a nice post about NOVA… Could you post something about Cinder ;)? via The heart of Nova: Libvirt | CHANGE … Continue reading The heart of Nova: Libvirt | CHANGE as a Service

There’s Real Magic behind OpenStack Neutron

Really easy to create a new post on any blog – the most complex part is to think about the content – you can do it through a couple of clicks on your laptop, or from your phone/tablet, or just reblog other interesting posts from some mates. The same thing happens with OpenStack, you can create Servers instances, routers, subnets, firewalls, VPNs, Load Balancers through … Continue reading There’s Real Magic behind OpenStack Neutron

Neutron makes easier to get Layer 3 at your service

What a nice surprise to notice from twitter today that SAP is officially now part of OpenStack foundation, I am really glad that giants like them try to be part of this, a while ago, beautiful tech trend. Also, we have just started a new blog site called CHANGEaaS.com to start sharing our experiences and researches with the community, we have a lot of talent in our team … Continue reading Neutron makes easier to get Layer 3 at your service

#OpenStack speeds Loosely Coupled Scale-Out storage Type’s adoption

In my previous notes I’ve shown the definition of Loosely Coupled Scale-Out Storage Architecture and I’ve mentioned some products and vendors as reference. #Ceph, the open source project, and its block storage presentation, is an example of this type of solutions. I’ve exposed as well how #Ceph integrates itself to #Openstack as a block and object storage system, and I have to say that I personally prefer … Continue reading #OpenStack speeds Loosely Coupled Scale-Out storage Type’s adoption