One of our ironic baremetal nodes was suffering a cleaing failure. Fixing it was easy…once we knew the cause/
Continue readingIronic Clean PXE failure
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Category Archives: Software
A simple HTML table for comma separated variable files.
Enough of us are looking at the cluster that I want an easy to read snapshot of the node state. So, I convert the csv output of the openstack command into a simple HTML table.
Continue readingLegible Error traces from openstack server show
If an OpenStack server (Ironic or Nova) has an error, it shows up in a nested field. That field is hard to read in its normal layout, due to JSON formatting. Using jq to strip the formatting helps a bunch
The nested field is fault.details.
The -r option strips off the quotes.
Continue readingDebugging a Clean Failure in Ironic
Table of contents
My team is running a small OpenStack cluster with reposnsibility for providing bare metal nodes via Ironic. Currently, we have a handful of nodes that are not usable. They show up as “Cleaning failed.” I’m learning how to debug this process.
Continue readingAmpere
Time for a change, and a big one at that. As of September 20th, I am now a full time Employee of Ampere Computing. I am in the Software Development team, working on Open Source stuff. That means Linux Kernel and Open Stack, among other things.
I’ll post more on why in the future. Why I left Red Hat, and why I specifically chose Ampere. Both deserve a well formed explanation, as both are very important to me. My head is not there yet, it is in code and machines and processes.
I’m getting Amped.
Some summertime pics
Technical stuff has been hard to collect this summer. Having a couple weeks off hadn’t helped. So here are some pictures instead.
Continue readingIPMI triggering a PXE install
To reinstall a machine that is managed by IPMI, you tell it to PXE boot and then power cycle. Here are my notes.
Continue readingKeeping Kdenlive from crashing
QT_QPA_PLATFORM=xcb kdenlive |
I don’t understand, yet, why this works, but it does. Thanks to this post
What is the Fedora 34 RAW Image. Part Two
Last article I discussed the Fedora RAW file image and the first partition it contains. Now let us look at the second and third partitions.
Continue readingWhat is the Fedora 34 RAW Image. Part one
I was able to boot my Raspberry Pi using the Pi Imager and the Fedora AARCH64 Raw Image. While this makes me happy, I don’t really understand what these pieces are. So, I want to take a little more look at them.
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