bgoonz

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# Ultimate Resource List

• CLI Tools
• GUI Tools
• Web Tools
• Systems/Services
• Networks
• Containers/Orchestration
• Manuals/Howtos/Tutorials

ciacci1234

Top 25 Articles Read (In No Particular Order)

• https://almanac.httparchive.org/en/2019/
• https://blog.acolyer.org/2019/11/20/local-first-software/
• https://github.com/ramitsurana/awesome-kubernetes
• https://resilienceroundup.com/issues/73/
• https://www.blameless.com/failover-conf/
• https://discord.statuspage.io/incidents/62gt9cgjwdgf
https://blog.acolyer.org/2016/10/06/simple-testing-can-prevent-most-critical-failures/

ekreutz

Ansible variable precedence

Source: http://docs.ansible.com/ansible/latest/playbooks_variables.html#variable-precedence-where-should-i-put-a-variable

From least to most important

• command line values (for example, -u my_user, these are not variables)
• role defaults (defined in role/defaults/main.yml)
• inventory file or script group vars
• inventory group_vars/all

kurrik

# Install:
# curl https://gist.githubusercontent.com/kurrik/ec0a83cf568b9c16b8ce08dd407adf65/raw/.tmux.conf > ~/.tmux.conf
#
# Instructions:
# When nested, use an extra `ctrl-b` to issue commands to the nested session. 
# E.g. to go to the next window `ctrl-b ctrl-b ctrl-n`

# Colors
set -g default-terminal "xterm-256color"

reachlin

  // For all the confusing Prometheus configuration and
  // regular expressions,
  // explained in examples.


  // Remember, there are default values for each item if it's missing.
  // regex is (.*),
  // replacement is $1,
  // separator is ;
  // ,and action is replace 

codefromthecrypt

I've had many people ask me questions about OpenTracing, often in relation to OpenZipkin. I've seen assertions about how it is vendor neutral and is the lock-in cure. This post is not a sanctioned, polished or otherwise muted view, rather what I personally think about what it is and is not, and what it helps and does not help with. Scroll to the very end if this is too long. Feel free to add a comment if I made any factual mistakes or you just want to add a comment.

So, what is OpenTracing?

OpenTracing is documentation and library interfaces for distributed tracing instrumentation. To be "OpenTracing" requires bundling its interfaces in your work, so that others can use it to time distributed operations with the same library.

So, who is it for?

OpenTracing interfaces are targeted to authors of instrumentation libraries, and those who want to collaborate with traces created by them. Ex something started a trace somewhere and I add a notable event to that trace. Structure logging was recently added to O

ericandrewlewis

top (the UNIX process inspector) cheat sheet

This is a list of the most helpful keyboard commands I use within top.

The basics

h shows help on interactive commands. Also see the top manual page

q to quit the program.

codekoala

#!/bin/bash -e

# Setup a Root CA in vault
# Generate and sign an Intermediate cert
#
# Requires:
# * A running vault server already initialzed and unsealed
# * Environment variable VAULT_TOKEN is set
# * vault cli (https://www.vaultproject.io)
# * httpie (https://github.com/jkbrzt/httpie)

ospatil

1. get list of remote tags
  git ls-remote --tags origin

2. get list of local tags
  git tag

3. remove local tag 
  git tag -d <tag name>

4. delete remote tag 

andreicristianpetcu

An Ansible summary

Jon Warbrick, July 2014, V3.2 (for Ansible 1.7)

Configuration file

intro_configuration.html

First one found from of