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rcrowley

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DebianInstaller/Preseed - Debian Wiki

Info on using Debian preseed files from the kernel command-line.

debian preseed automation linux
10 hours ago

copy to mine

PackageManagement/Yum/Priorities - CentOS Wiki

Notes about Yum priorities.

yum rpm centos
yesterday

copy to mine

Tracking Every Release « Code as Craft

In case you forget, write data to Graphite like this

echo "deploy.foobar 1 $(date +"%s")" | nc graphite.example.com 2003

to get vertical lines using the drawAsInfinite function.

graphite monitoring deployment
yesterday

copy to mine

braintree/curator - GitHub

Nicely abstracted Riak-backed ORM.

rails ruby riak curator orm
yesterday

copy to mine

coredump/hoardd - GitHub

Because collectd is too old or something.

graphite monitoring
2 days ago

copy to mine

The Julia Language

Maybe I don't have to learn R, after all.

julialang julia math programming language
2 days ago

copy to mine

Layering privacy onto Facebook pages | chrisadams.me.uk

Crypto being used outside of Facebook to encrypt communications happening via Facebook. Cool, but misses the just-as-important privacy issue which is Facebook's ownership of the social graph.

facebook crypto privacy
3 days ago

copy to mine

Programming Languages - Hyperpolyglot

Even more.

programming languages reference
4 days ago

copy to mine

Interpreted Languages: PHP, Perl, Python, Ruby (Sheet One) - Hyperpolyglot

Large equivalence chart between languages.

php perl python ruby
4 days ago

copy to mine

Puppet/XML: A Brand New Synergy

For the lulz.

puppet xml
4 days ago

copy to mine

the go command - Google Groups

Russ Cox on the go command that replaces goinstall, gotest, make, and others in the Go toolchain.

golang
4 days ago

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Removing Destroyed CloudStack Instances From Puppet Stored Configurations DB | Jason Hancock

Apparently Puppet ships a storeconfigs database management script.

puppet
4 days ago

copy to mine

this_blog(cool, exciting) :- posts(kleetus): VirtualBox PXE Boot or VirtualBox PXE / TFTP

Advice on using VirtualBox with PXEBoot. Particularly relevant: don't use a TFPPrefix or BootFile with spaces in the name.

virtualbox pxeboot
13 days ago

copy to mine

PXE Booting in VirtualBox - reboot.pro

Extra steps necessary to use VirtualBox with PXEBoot. Note the path should be ".../LUN#0/AttachedDriver/Config/..." in all cases.

virtualbox pxeboot
13 days ago

copy to mine

Chapter 9. Advanced topics

VirtualBox PXEBoot docs.

virtualbox pxeboot
13 days ago

copy to mine

Chapter 6. Virtual networking

VirtualBox PXEBoot docs.

virtualbox pxeboot
13 days ago

copy to mine

System Call Table

This is an awesome reference. Too bad it's from Linux 2.2.

linux syscall kernel
14 days ago

copy to mine

HollenbackNet - The Awesome List

This is exactly how we do standups at Square. Everyone gets two sentences to cover what they did yesterday, what they plan to do today, and voice any concerns or production issues. We're 8 people and standups last less than three minutes.

management standups culture
14 days ago

copy to mine

"No it's because of fucking disk I/O."
artur ssd io
17 days ago

copy to mine

OpenShift by Red Hat

Add this to the "things you should use Heroku instead of" bucket.

redhat openshift cloud paas
17 days ago

copy to mine

monitoringsucks's Profile - GitHub

The source of all things new and shiny in monitoring.

monitoring
18 days ago

copy to mine

Extremon Unveiled « Extremon Project

One-second resolution collectd write plugin (and more).

collectd monitoring extremon
18 days ago

copy to mine

Arimaa - Intuitively simple ... intellectually challenging

Interesting chess-like game that's designed to be difficult for computers.

arimaa chess boardgames games strategy ai
18 days ago

copy to mine

Getting started with the Sensu monitoring framework « joemiller.me

Walkthrough of Sensu, another MCollective-alike focused on Monitoring. Unlike MonCLI, this one doesn't integrate with Nagios but rather reimplements the whole stack.

sensu monitoring
21 days ago

copy to mine

smetj/moncli - GitHub

MCollective-alive over RabbitMQ that's focused on monitoring. Might be worth a second look for the Nagios forwarding alone.

moncli monitoring nagios rabbitmq
21 days ago

copy to mine

disruptor - Concurrent Programming Framework - Google Project Hosting

Open-source implementation of the disruptor architecture in the previously-linked LMAX article.

lmax disruptor concurrency
22 days ago

copy to mine

joho/7XX-rfc - GitHub

HTTP is funny.

http funny
22 days ago

copy to mine

The LMAX Architecture

A single-threaded transaction-processing system that punts all I/O to the outer edges to isolate the parts of the program that must operate concurrently.

concurrency architecture oltp
23 days ago

copy to mine

nrd - Nagios Result Distributor (NSCA protocol redefined) - Google Project Hosting

Next-generation NSCA-alike for pushing checks to the Nagios server rather than having it poll.

nagios nsca nrd monitoring alerting
24 days ago

copy to mine

419515_355124011183315_100000571571799_1311504_1922712307_n.jpg (960×731)

funny map
26 days ago

copy to mine

Debian -- Details of package equivs in squeeze

Tool for quickly creating Debian metapackages. (Thanks, Hammond.)

debian packaging meta deps cm
28 days ago

copy to mine

Puppet modules in Jenkins. | vStone Blog

Jenkins-driven puppet-lint tests.

puppet jenkins testing
4 weeks ago

copy to mine

Null Objects and Falsiness | Virtuous Code

The best thing about Django's auth subsystem is that non-logged-in users have a User subclass dedicated to them so you don't have to check for None.

This article goes through the ins and outs of this pattern in Ruby.

ruby nullobject designpatterns polymorphism
4 weeks ago

copy to mine

macos | Graphviz - Graph Visualization Software

Graphviz is way better than OmniGraffle for looking at Puppet's dependency graphs.

graphviz omnigraffle mac
5 weeks ago

copy to mine

railsmachine/nagiosharder - GitHub

APIs to Nagios.

nagios ruby
5 weeks ago

copy to mine

rubygems/rubygems-mirror - GitHub

A more official tool for mirroring RubyGems.

rubygems ruby packaging
5 weeks ago

copy to mine

Anaconda/Kickstart - FedoraProject

Documentation of all the things Kickstart can do.

kickstart fedora centos redhat
5 weeks ago

copy to mine

MySQL Sandbox

Tool Ryan pointed me to for easily installing multiple MySQL servers.

mysql mysqlsandbox packaging
5 weeks ago

copy to mine

lib/veewee/scancode.rb at master from jedi4ever/veewee - GitHub

Ruby code from VeeWee that generates keyboard scancodes. Useful for programmatically controlling VirtualBox.

keyboard scancode ruby veewee virtualbox
5 weeks ago

copy to mine

Keyboard scancodes: Keyboard scancodes

Explanation of keyboard scancodes.

keyboard scancode
5 weeks ago

copy to mine

Resource page for showkey 1.5

Tool to keep in mind when dealing directly with keyboard scancodes.

keyboard scancode
5 weeks ago

copy to mine

Chapter 8. VBoxManage

VBoxManage documentation.

virtualbox docs
5 weeks ago

copy to mine

0004959: SSH public key authentication doesn't work if selinux mode is Enforcing - CentOS Bug Tracker

Borken SELinux in CentOS 6. Beware.

linux centos selinux
5 weeks ago

copy to mine

Why I love everything you hate about Java « Magic Scaling Sprinkles

Great case for dependency injection but I think it's mistaken to think that Java's the only way to get there.

java designpatterns scala programming
5 weeks ago

copy to mine

nkallen/querulous - GitHub

Scala SQL library that loves the factory pattern and dependency injection.

scala sql designpatterns
5 weeks ago

copy to mine

The MySQL “swap insanity” problem and the effects of the NUMA architecture « Jeremy Cole

For reference. I always lose track of this one.

mysql linux numa swap
5 weeks ago

copy to mine

Chapter 2. First steps

How to build a "native" Debian package The Right Way. A "native" Debian package is one whose author is the maintainer.

debian packaging
5 weeks ago

copy to mine

Monitoring Wonderland Survey - Nagios the Mighty Beast

A likewise comprehensive list of Nagios-focused interoperability tools.

monitoring nagios
5 weeks ago

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Monitoring Wonderland Survey - Metrics - API - Gateways

An awesomely comprehensive listing of monitoring interoperability tools.

monitoring metrics graphite ganglia munin collectd opentsdb ruby python
5 weeks ago

copy to mine

Common Event Expression: CEE, A Standard Log Language for Event Interoperability in Electronic Systems

"fail-by-committee"

cee logging monitoring standards
5 weeks ago

copy to mine

monitoring-puzzle.png (1662×1134)

Some poor soul tried to list all the monitoring tools.

monitoring
5 weeks ago

copy to mine

Hosting your own rubygem server » 2beards

Just in case. Mirroring packages is an oft-overlooked part of operating a large infrastructure.

ruby rubygems mirroring packaging
5 weeks ago

copy to mine

paulasmuth/fnordmetric - GitHub

Event grapher that performs not just predetermined mathematical transforms on input but arbitrary Ruby functions.

monitoring logging metrics redis ruby eventmachine fnordmetric
6 weeks ago

copy to mine

Archive:Tools/RPM/VersionComparison - FedoraProject

Details on how RPM compares version numbers. It's not very sort(1)-compatible without some work.

rpm rpmvercmp versioning packaging
7 weeks ago

copy to mine

Pipe Logic

An exercise in building digital logic wherein voltage is represented by the fullness or emptyness of a named pipe in a UNIX filesystem.

unix logic transistor fet mosfet gate
8 weeks ago

copy to mine

uggedal/puppet-module-freight - GitHub

Neat! A Puppet module for installing Freight and managing one's own Debian archive.

puppet debian apt freight
8 weeks ago

copy to mine

Edis

A persistent data structures server based on the Redis protocol using LevelDB to store data.

redis edis erlang db
8 weeks ago

copy to mine

ripienaar/graphite-graph-dsl - GitHub

Ruby code for describing a Graphite graph. So far, this appears to be used to drive Nagios checks based on data collected by Graphite.

graphite nagios ruby
9 weeks ago

copy to mine

paperlesspost/graphiti - GitHub

Better Graphite frontends abound!

graphite monitoring
9 weeks ago

copy to mine

github/rack-statsd - GitHub

Stats from Rack apps. This can definitely be extended to do more, a la codahale/metrics and friends.

Perhaps the biggest revelation in reading the source, however, is that you can change a Ruby process' title by setting $0.

metrics rack statsd ruby
10 weeks ago

copy to mine

Aaron's Twitter Viewer

Entire conversations on one page.

twitter
10 weeks ago

copy to mine

Simon Sinek: How great leaders inspire action - YouTube

Why? How? What?

why how what business marketing ted
10 weeks ago

copy to mine

Dropwizard

Yammer's JVM-based web service library and build system. Note how it doesn't have any runtime dependencies besides Java itself.