Category Archives: Unix

Some of the interesting things, too me anyway, I have been doing with Linux and other unix operating systems.

OpenStack – I am stuck on Newton for now

Issues with upgrading from Newton to Ocata have made me hold off upgrading to Ocata, I did make a few attempts. Attempt One After a normal upgrade from Newton to Ocata there were errors in the logs saying the placement … Continue reading

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RDO OpenStack disk space usage, Newton release

This is for those of you who have installed the RDO release using the default loopback device for cinder volume storage and swift storage. It is a brief set of notes I will refer back to myself on where the … Continue reading

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Openstack:Upgrade from Mitaka to Newton was a pain, but completed

The expected issues with a systemwide update where rabbitmq-server and all the erlang packages have to be removed before the update and re-installed afterward; but that was the only real issue (if you exclude the minor detail that config files … Continue reading

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Accessing openstack instances, proxy gateways and proxy clients

While I treat my home lab openstack instances as proper cloud instances, specifically they are supposed to be thrown up and torn down not exist for a long time, I don’t like assigning more that one floating ip per tenant-network … Continue reading

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OpenStack Matika DNS resolution, or lack of

Unfortunately even at the Matika release neutron networking is unable to use DNS lookup by instance name yet. The issue is that DNS entries (if DNS is configured to be used) are not created for the instance hostname, but instead … Continue reading

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OpenStack RDO using packstack again, Matika release

Apologies in advance for the formatting. The WP template I am using at the moment does not handle PRE correctly and wraps it around rather than letting it scroll. But onward. I finally got my second compute node working correctly … Continue reading

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qemu qcow2 converting to old format

This post is mainly to remind me how to to it without having to to get the qemu-img help display up all the time. In one of the later releases of Fedora (24 I think) the qcow2 image format changed. … Continue reading

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OpenStack woes continue

Still playing with OpenStack; Matika currently. After lots of swearing, and reading, a second compute node now appears to be running correctly, using vxlan and openvswitch as the transport layer between the two. At least the hypervisor and compute node … Continue reading

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Still trying to get the latest RDO openstack working

Actually, it is probably not the latest release now, I have been working on this for a while. This post will be updated/deleted/re-added a lot as I work through it. Maybe a final post on what I did wrong for … Continue reading

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Another new project – Walmarts OneOps – Day 2

DNF should have a few more waring messages Playing with OneOps. Installing the vagrant setup. It needs VirtualBox. VirtualBox needs kernel-devel. dnf install kernel-devel No problems. But VirtualBox still failed to install the kernel driver. The problem was… since I … Continue reading

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