Last day, I faced a case where I had to backport a bug in a software which was released by a git tag. As far I know, there is no easy way to simply push a patch before a tag, so here is how I proceeded: # Checkout the upstream git checkout master git fetch --all git pull # List…
-
-
Two articles about OpenStack Quantum
Sebastien Han and myself wrote 2 articles about OpenStack Quantum. Quantum Plugin Comparison From Nova-network to Quantum Enjoy the reading !
-
First Guide to Deploy OpenStack Folsom on Ubuntu 12.04
F release aka Folsom, will be at the end of the month the next stable release of OpenStack. I could not wait until the official release to perform some tests, and also decided to get their hands dirty in playing without using DevStack. Reading the mailing list every day, I can see that I’m not alone who is testing it,…
-
How to fix packets lost with AR9285 Driver in Ubuntu 12.04
What a nice surprise to see that after a fresh setup of Ubuntu 12.04, you can’t use Internet connection ! That’s really weird, and in the same time strange because I only have this issue with one Access Point. I can connect to the Wireless Network, but after 5 seconds I can see that I lost 30% of packets and…
-
Bringing High Availability to Quantum Server
Introduction Quantum is going to be a core project in OpenStack next release (Folsom). If we use Quantum as the Network Manager, we can’t configure nova-network in multi_host mode, that’s why we loose High Availability for nova-network. Quantum-Server can be a single-point-of-failure, that’s why I was thinking about how to fix that. As everyone in the list, I could see…
-
Running an OpenFlow Network with OpenStack Quantum & Floodlight
Introduction While Quantum is still incubating in OpenStack Essex, we can see Open-Source plugins compatible with differents technologies. For remind, a Plugin makes possible the communication between Networking technologies & Networking features in OpenStack, like virtual NICs and virtual Bridges. Most of the features we can find today are L2. In a close future, we will see extended L3 features…
-
Openstack Essex – Guide for Ubuntu 12.04
It has been a long time since I didn’t write something here. But today, I’m proud to release my first documentation on OpenStack. I’ve been working for three weeks with StackOps for my internship, and my work is about Quantum (Networking as a service in OpenStack). It was quite difficult to have a working infrastructure because Quantum is only…