dan's tech blog

Since the first DevOpsDays in Ghent in 2009, the community has organised well over 700 events across every populated continent.

If you install software from a public package registry (npm, PyPI, Crates, etc.), every security decision that registry makes sits inside your trust boundary.

(This post originally appeared on dev.to) Here's how to keep your clone of a Git repository current with upstream quickly and efficiently.

Hi there!

I recently received a really great question from a Datadog customer that I'd like to share concerning Observability as Code—specifically managing dashboards via Terraform in this case, but the question and answer apply more broadly.

The sixth edition of DevOpsDays Berlin was held over the 12th and 13th of September 2018, and despite the fact that it's one of the most consistent, longest-running Devopsdays events on the calendar, this year was my first ever opportunity to attend.

I joined Mozilla nearly five years ago, which was an interesting period culturally for the company - we were transitioning from being a scrappy, disorganised group of hackers into a proper corporation with a global reach.

Last year, my esteemed colleague JP Schneider and I were invited to keynote at a couple of conferences last year.

Terraform is a Hashicorp tool which embraces the Infrastructure as Code model to manage a variety of platforms and services in today's modern, cloud-based Internet.

The annual Sysadvent series of blog posts is well under-way and this year features, for the first time ever, an entry authored collaboratively by myself and Jonathan Clarke entitled « What System Administrators Can Learn From Community Management ».

Devopsdays Belgium 2014 was held over 27 and 28 October in the charming town of Ghent (or Gent, or Gand), Belgium.

I recently helped organise the inaugural Paris edition of the popular DevOpsDays series of conferences.

Today roidrage and I hosted the inaugural European edition of the popular Hangops podcast / hangout sessions.

As part of a big Logstash project at Mozilla (more on that to come), I was looking for an HAProxy module for Puppet, stumbling across the official Puppetlabs module in the process.

Linux Conf Australia 2013, (alias linux.conf.au, alias LCA) was an amazing experience, and it's difficult to summarise it succinctly, but there are definitely some highlights and important take-aways that I'd like to make special note of.

Hello friends, Recently, Ben Kero (a fellow Mozillian) and I were invited to present a talk at Linux Conf Australia.

Hello everybody !

Hi everybody !

Update: This is an old blog post and is no longer relevant as of version 1.x of Elasticsearch.

N.B.

When it comes to code hosting on The Internets today, GitHub is absolutely the hottest, trendiest service going - but it's not alone.

Datastax recently announced the availability of Cassandra 1.0 (stable), and along with that announcement, they made a series of blog posts (1, 2, 3, 4, 5) about many of the great new features and improvements that the current version brings to the table.

Update 2015-10-07: This plugin has evolved - please check the latest README for up to date details.

Hello all, I wrote a rudimentary RabbitMQ plugin for Collectd.

Hello everybody !

Hello all !

Happy 2010 fair readers !

Hello again fair readers !

Hello again, everybody !

Hi all !

Hi everybody - here's a super-quick update for you concerning « ethtool », and how to use it to set options in Fedora properly.

UPDATE: This article was written back in 2009.

Hello again !

Hello again fair readers.

Today i'm going to address a question that comes up again and again on the various Linux help forums and mailing lists (in one form or another) : « How do i set the From address when using mail ?

Hello again !

Hello again !

Hello again fair readers !

One of the wonderful things about Perl is that it enables the busy System Administrator to be lazy - and that's a good thing !

Today i thought i'd discuss initrd, how modules live within it, and an give a generic example of how it can be modified on a Fedora-based system.