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#!/usr/bin/env bash
# Runs a command wrapped in ZFS pre-post snapshots. The whole data pool is recursively snapshotted.
# Analogous to my snp script for BTRFS: https://gist.github.com/erikw/5229436
# Usage: $ znp <commands>
# e.g.: $ znp pgk upgrade
# e.g.: $ znp portmaster -aG
# e.g.: $ znp freebsd-upgrade install

zfs_pool=zroot

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#!/bin/bash

[ -e $XDG_RUNTIME_DIR/OVMF_VARS.fd ] || cp /usr/share/OVMF/OVMF_VARS.ms.fd  $XDG_RUNTIME_DIR/OVMF_VARS.fd


kvm  -smp 2 \
     -m 4096 \
     -cpu host \
     -M q35 \
     -drive if=pflash,format=raw,readonly,file=/usr/share/OVMF/OVMF_CODE.fd \

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Kerberos + Apache + SVN
=======================

I did this on Ubuntu server 10.10. Based on this: https://help.ubuntu.com/community/Kerberos

1) Make sure the server has appropriate DNS info, e.g.: (/etc/hosts)

10.0.1.147	draco.madebysofa.com 
127.0.0.1	localhost ubuntu

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My Openshift Cheatsheet

Examine the cluster quota defined for the environment:

$ oc describe AppliedClusterResourceQuota

Install pkgs using yum in a Dockerfile

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tmux cheatsheet

As configured in my dotfiles.

start new:

tmux

start new with session name:

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#!/bin/sh
# https://bit.ly/2L80Ojm

POD=$( oc get pod -n glusterfs | grep heketi | cut -f1 -d' ' )

eval $(oc rsh $POD set | grep -i heketi )

oc rsh $POD heketi-cli --server $SERVER --user admin --secret $HEKETI_ADMIN_KEY

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package memcached

import (
	"context"
	"reflect"

	cachev1alpha1 "github.com/example-inc/memcached-operator/pkg/apis/cache/v1alpha1"

	appsv1 "k8s.io/api/apps/v1"

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### KERNEL TUNING ###

# Increase size of file handles and inode cache
fs.file-max = 2097152

# Do less swapping
vm.swappiness = 10
vm.dirty_ratio = 60
vm.dirty_background_ratio = 2

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An Ansible summary

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

Configuration file

intro_configuration.html

First one found from of

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# Configure a Windows host for remote management with Ansible
# -----------------------------------------------------------
#
# This script checks the current WinRM/PSRemoting configuration and makes the
# necessary changes to allow Ansible to connect, authenticate and execute
# PowerShell commands.
# 
# Set $VerbosePreference = "Continue" before running the script in order to
# see the output messages.
#