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Chathura M. Sarathchandra Magurawalage
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Openstack: OpenvSwitch Kernel panic
When starting openvswtich-swtich or quantum-plugin-openvswitch-agent with enable_tunneling = True the network node kernel panics. The kernel version linux 3.5.0-41-generic Openvswitch version 1.4.6 Solution Upgrade to Openvswitch version to 1.10.2 from the ...
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Enabling Virtio drivers on kernel for running androidx86 on Openstack
Guest operating systems running on virtualised systems needs to cooperate with the underlying hypervisors when using virtualised resources.  Virtio is a set of standard for disk and network virtualisation that is required to be installed on instances that r...
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Openstack Grizzly slow API and timeouts
I have come across this issue a while ago on our Openstack testbed that as the amount of API calls increase, the delay when you do API calls increased.  Then I discovered that Openstack does not clean the expired tokens automatically when you are using a SQ...
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Openstack Folsom cant ping instance/VM
The most annoying bug that I came across when setting up Openstack Folsom was that, after creating the a virtual machine it was not able to reach the metadata service and I was not able to reach the virtual machine. After days of debugging, I found out that...
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Ubuntu Kernel panic when creating Openstack instance
Currently I am using Openstack Folsom, nova version  2013.1.4, Installed on Ubuntu 12.04.  I upgraded my compute and network nodes's kernel to  "Linux 3.2.0-58-generic". Since then, when I try to create an instance on a the compute nodes or when I restart t...
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Openstack Grizzily Error "FATAL: Module openvswitch_mod not found" when start openvswitch or at startup
I came across this error on Openstack Grizzily installed on Ubuntu 12.04 LTS, when I upgrade or degrade the linux kernel. So its very likely that you will get this error after running a "dist-upgrade" on your system. The cause of this problem seem to be tha...
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Openstack Folsom Error "FATAL: Module openvswitch_mod not found" when start openvswitch or at startup
I came across this error on Openstack Folsom installed on Ubuntu 12.04 LTS, when I upgrade or degrade the linux kernel. So its very likely that you will get this error after running a "dist-upgrade" on your system. The cause of this problem seem to be that ...
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