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Category Archives: Uncategorized
LXD Guest Migration to New Host
LXD makes it easy to move containers around. LXD expects the new host to be completely setup along with the resources the guest requires or the copy will not proceed.
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Fix Ubuntu Grub Boot Error
This error happens usually when the /boot folder is full and grub doesn’t update/install properly when the system is updated. One way to fix this is to boot with a Live USB image, mount the boot drive, and update/install grub … Continue reading
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Install Windows 10 via Linux PXE
Windows 10 setup does *not* work via PXE ram disk when the iso is directly loaded. A Pre-Environment must be loaded first for to load setup from a mapped network share where the iso image has been dumped. This guide … Continue reading
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Analysis of the Intel AXXRMM4LITE iKVM Module
Intel line of server motherboards have iKVM built-in but it must be enabled with a separate licensing module that plugs into the motherboard. I got one recently and was curious as to how this “license” works. For the AXXRMM4LITE module, … Continue reading
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JIRA Bulk Link via API
JIRA can’t natively perform bulk actions on issue links. I needed to move some links to a different link type. Here’s a quick script in Javascript that runs with NodeJS. It querys for all the relevant issues using JQL and … Continue reading
Zabbix with Sendgrid SMTP Notification on Ubuntu
The built-in mail option seems to work out of the box, but every post seems to suggest using a script to trigger internal mail binaries for mail notifications. Those require extra dependencies and configuration. With SendGrid and the REST API, … Continue reading
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Installing oracle-java9-installer on Ubuntu Error Fix
The oracle-java9-installer, as of writing, has an old URL that doesn’t redirect properly to the right URL, which causes the installer to fail when it tries to download the binaries. Setting up oracle-java9-installer (9b162-1~webupd8~0) … Using wget settings from /var/cache/oracle-jdk9-installer/wgetrc … Continue reading
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Resizing Virtualbox Fixed-Size VDI Disks
As of writing (2017-04-06), there is no native tooling to resize a fixed-size VDI. Those on the internet saying they can resize oneĀ are misinformed. You will get this error message: Progress state: VBOX_E_NOT_SUPPORTED VBoxManage.exe: error: Resize medium operation for this … Continue reading
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Thoughts on Building Serverless Web Applications with Amazon Lambda
I spent several weekends working a project using the Amazon Lambda serverless micro-architecture to see whether it was worth using for larger projects. I created a micro SaaS – https://pdfbatchfill.com – that essentially takes a bunch of rows and spit … Continue reading
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Ubuntu Linux Email Notification on Hard Disk S.M.A.R.T Errors
This is a short guide on setting up sendmail command on Ubuntu to work with smartmontools to monitor SMART statuses of drives and send email notifications on any failures. 1. Setup sendmail to relay to an external SMTP server (Gmail, … Continue reading