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talks/2016/06-Containers_under_the_hood-DevNation/index.html

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<!DOCTYPE html>
<html class="sl-root decks export offline loaded">
<head>
<meta name="viewport" content="width=device-width, initial-scale=1.0, maximum-scale=1.0, user-scalable=no, minimal-ui">
<meta charset="utf-8">
<meta http-equiv="X-UA-Compatible" content="IE=edge,chrome=1">
<title>Containers: Under the hood [2016 DevNation]</title>
<meta name="description" content="Overview of where we&#39;ve gotten so far on container standards, and how we&#39;re moving forward. The OpenContainer Initiative is the best option for standardizing common interfaces and reducing risk on the long-term for the container ecosystem.">
<link rel="stylesheet" type="text/css" href="lib/offline-v2.css">
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}
.reveal .backgrounds > .slide-background.transition-slide-up {
opacity: 1 ;
}
.reveal .backgrounds > .slide-background.transition-slide-up.past {
z-index: 99;
-webkit-transform: translate(0, -100%);
-ms-transform: translate(0, -100%);
transform: translate(0, -100%);
}
.reveal .backgrounds > .slide-background.transition-slide-up.future,
.reveal .backgrounds > .slide-background.transition-slide-up.present + .slide-background.future {
-webkit-transform: translate(0, 100%);
-ms-transform: translate(0, 100%);
transform: translate(0, 100%);
}
.reveal .slides > section.transition-slide-up.past {
z-index: 99;
-webkit-transform: translate(0, -150%);
-ms-transform: translate(0, -150%);
transform: translate(0, -150%);
visibility: hidden;
}
.reveal .slides > section.transition-slide-up.future,
.reveal .slides > section.transition-slide-up.present + section {
-webkit-transform: translate(0, 150%);
-ms-transform: translate(0, 150%);
transform: translate(0, 150%);
visibility: hidden;
}
.reveal .slides > section.transition-zoom-in,
.reveal .slides > section.transition-zoom-in + section.future,
.reveal .slides > section.transition-zoom-in + section.present,
.reveal .backgrounds > .slide-background.transition-zoom-in,
.reveal .backgrounds > .slide-background.transition-zoom-in + .slide-background.future .backgrounds > .slide-background.transition-zoom-in + .slide-background.present {
-webkit-transition: all 1s ease !important;
-moz-transition: all 1s ease !important;
transition: all 1s ease !important;
}
.reveal .backgrounds > .slide-background.transition-zoom-in.past {
opacity: 0 !important;
-webkit-transform: scale(1.5);
-ms-transform: scale(0.1 0.5);
transform: scale(1.5);
}
.reveal .backgrounds > .slide-background.transition-zoom-in.future,
.reveal .backgrounds > .slide-background.transition-zoom-in.present + .slide-background.future {
opacity: 0 !important;
-webkit-transform: scale(0.01);
-ms-transform: scale(0.01);
transform: scale(0.01);
}
.reveal .past {
z-index: -1;
opacity: 0 !important;
}
.reveal .present + .slide-background.future {
z-index: 99;
}
.reveal .slides > section.transition-zoom-in.past {
z-index: 99;
-webkit-transform: scale(1.5);
-ms-transform: scale(1.5);
transform: scale(1.5);
visibility: hidden;
}
.reveal .slides > section.transition-zoom-in.future {
-webkit-transform: scale(0.1);
-ms-transform: scale(0.1);
transform: scale(0.1);
visibility: hidden;
}
@-webkit-keyframes icon-animation-long {
0% {
stroke-dashoffset: 420;
stroke-width: .5px;
}
}
@-moz-keyframes icon-animation-long {
0% {
stroke-dashoffset: 420;
stroke-width: .5px;
}
}
@keyframes icon-animation-long {
0% {
stroke-dashoffset: 420;
stroke-width: .5px;
}
}
@-webkit-keyframes icon-animation-short {
0% {
stroke-dashoffset: 90;
}
}
@-moz-keyframes icon-animation-short {
0% {
stroke-dashoffset: 90;
}
}
@keyframes icon-animation-short {
0% {
stroke-dashoffset: 90;
}
}
.reveal .present .animate.icon.stroked path,
.reveal .present .animate .icon.stroked path,
.reveal .fragment .icon.stroked path {
animation: 0;
-moz-animation: 0;
-webkit-animation: 0;
display: none;
}
.reveal .present .animate.icon.stroked path.long,
.reveal .present .animate .icon.stroked path.long,
.reveal .fragment.visible .icon.stroked path.long {
display: block;
stroke-width: 2px ;
-webkit-animation: icon-animation-long 3.5s 0.5s 1;
-moz-animation: icon-animation-long 3.5s 0.5s 1;
animation: icon-animation-long 3.5s 0.5s 1;
}
.reveal .present .animate.icon.stroked path.short,
.reveal .present .animate .icon.stroked path.short,
.reveal .fragment.visible .icon.stroked path.short {
display: block;
-webkit-animation: icon-animation-short 3.5s 0.5s 1 !important;
-moz-animation: icon-animation-short 3.5s 0.5s 1 !important;
animation: icon-animation-short 3.5s 0.5s 1 !important;
}
.reveal .triangle-element {
transition: all 0.4s cubic-bezier(0.21, 0.9, 0.55, 1) 5s;
}
.reveal.reveal:hover .triangle-element {
transition: all 1s cubic-bezier(0.21, 0.9, 0.55, 1.16) 0s !important;
top: 100% !important;
left: 100% !important;
opacity: 0.95;
}
.reveal .has-dark-background .only-dark {
display: none;
}
.reveal .has-light-background .only-light {
display: none;
}
.reveal .thinner .icon.stroked path {
stroke-width: 1px !important;
}
.reveal .thinnest .icon.stroked path {
stroke-width: 0.05em !important;
}
.reveal .thicker .icon.stroked path {
stroke-width: 3px !important;
}
.reveal .thickest .icon.stroked path {
stroke-width: 4px !important;
}
.reveal .angle {
-ms-transform: rotate(-45deg);
-moz-transform: rotate(-45deg);
-webkit-transform: rotate(-45deg);
transform: rotate(-45deg);
}
.reveal .rangle {
-ms-transform: rotate(45deg);
-moz-transform: rotate(45deg);
-webkit-transform: rotate(45deg);
transform: rotate(45deg);
}
.reveal .sl-block > .vertical {
-ms-transform: rotate(-90deg);
-moz-transform: rotate(-90deg);
-webkit-transform: rotate(-90deg);
transform: rotate(-90deg);
}
.reveal .skewed {
transition: all 1s cubic-bezier(0.13, 0.81, 0.08, 1);
-moz-transform: skew(-45deg, 0);
-ms-transform: skew(-45deg, 0);
-webkit-transform: skew(-45deg, 0);
transform: skew(-45deg, 0);
}
.reveal .future .skewed {
margin-left: -800%;
opacity: 0;
}
.reveal .past .skewed {
margin-left: 800%;
opacity: 0;
}
.reveal .item-label,
.reveal .item-box {
letter-spacing: 0em;
font-weight: 500;
}
.reveal .epic-content-box {
height: 100%;
width: 100%;
position: absolute;
top: 0;
right: 0;
bottom: 0;
left: 0;
}
.reveal .has-dark-background .epic-content-box {
box-shadow: inset 0 0 0.51em rgba(0, 0, 0, 0.25), 0 0.05em 0.05em rgba(255, 255, 255, 0.1);
background-color: rgba(0, 0, 0, 0.15);
}
.reveal .has-light-background .epic-content-box {
box-shadow: inset 0 0 0.2em rgba(255, 255, 255, 0.5), 0 0.06666em 0.555em 0 rgba(0, 0, 0, 0.12);
}
.reveal .controls {
bottom: 1%;
right: 1%;
}
.reveal .controls button {
opacity: 0;
}
.reveal .controls button.enabled {
opacity: 1;
}
.reveal .controls {
opacity: 0 !important;
transition: opacity .5s ease 4.8s, transform .5s ease 4.8s;
transform: scale(0.4);
}
.reveal.reveal:hover .controls {
transform: scale(1);
opacity: 1 !important;
transition: opacity .5s ease 0s, transform .5s ease 0s;
}
.reveal .backgrounds {
transition-property: height;
transition-duration: 1s;
perspective: 1000px;
transform-style: preserve-3d;
}
.reveal .complex-logo {
min-height: 70px;
min-width: 70px;
width: 100%;
}
.reveal .complex-logo,
.reveal .complex-logo svg,
.reveal .complex-logo > div {
position: absolute;
top: 0;
right: 0;
bottom: 0;
left: 0;
width: 100%;
height: 100%;
}
.reveal .complex-logo > div.line-icon,
.reveal .complex-logo svg > div.line-icon,
.reveal .complex-logo > div > div.line-icon,
.reveal .complex-logo > div.logomark,
.reveal .complex-logo svg > div.logomark,
.reveal .complex-logo > div > div.logomark {
transform-origin: 12% 50%;
}
.reveal .animated .complex-logo div {
transition: all .5s ease;
}
.reveal .animated .complex-logo div.line-icon {
transition-delay: 2s;
}
.reveal .animated .complex-logo div.line-icon path {
transition: all 1s ease .52s;
stroke-dasharray: 100 ,10;
}
.reveal .animated .complex-logo div.event-name {
transition-delay: 1s;
}
.reveal .animated .complex-logo div.location {
transition-delay: 1.4s;
}
.reveal .future .animated .complex-logo > div {
transition: none;
}
.reveal .future .animated .complex-logo > div.line-icon path {
stroke-dasharray: 0 ,100;
transition: none;
}
.reveal .future .animated .complex-logo {
/*.line-icon{transform:rotate(30deg); opacity:0;}*/
}
.reveal .future .animated .complex-logo .logomark {
transform: translate(0, -20%);
}
.reveal .future .animated .complex-logo .location {
transform: translate(0, 0.5em);
opacity: 0;
}
.reveal .future .animated .complex-logo .event-name {
opacity: 0;
transform: translate(-0.6em, 0);
}
.reveal .lowercase {
text-transform: lowercase;
}
.reveal .pop-in.fragment {
-webkit-transform: scale(0.2);
-moz-transform: scale(0.2);
-ms-transform: scale(0.2);
transform: scale(0.2);
-webkit-transition: 2s ease 0.25s;
-moz-transition: 2s ease 0.25s;
-ms-transition: 2s ease 0.25s;
transition: 2s ease 0.25s;
-webkit-animation-delay: 0.66s;
-moz-animation-delay: 0.66s;
-ms-animation-delay: 0.66s;
animation-delay: 0.66s;
}
.reveal .pop-in.fragment.visible {
-webkit-transform: scale(1);
-moz-transform: scale(1);
-ms-transform: scale(1);
transform: scale(1);
}
.reveal .pop-in.fragment.current-fragment {
color: #c22;
}
.reveal .grow-width {
-webkit-transition: all 0.5s ease 0.2s;
-moz-transition: all 0.5s ease 0.2s;
-o-transition: all 0.5s ease 0.2s;
-ms-transition: all 0.5s ease 0.2s;
transition: all 0.5s ease 0.2s;
}
.reveal .future .grow-width {
width: 0% !important;
-webkit-transition: none;
-moz-transition: none;
-o-transition: none;
-ms-transition: none;
transition: none;
}
.reveal .stampit {
-webkit-transition: all 1s cubic-bezier(0.79, 0.53, 0.46, 1.3) 1s;
-moz-transition: all 1s cubic-bezier(0.79, 0.53, 0.46, 1.3) 1s;
-ms-transition: all 1s cubic-bezier(0.79, 0.53, 0.46, 1.3) 1s;
transition: all 1s cubic-bezier(0.79, 0.53, 0.46, 1.3) 1s;
}
.reveal .future .stampit {
-webkit-transform: rotate(-12deg) scale(2);
-moz-transform: rotate(-12deg) scale(2);
-ms-transform: rotate(-12deg) scale(2);
transform: rotate(-12deg) scale(2);
-webkit-transition: none;
-moz-transition: none;
-ms-transition: none;
transition: none;
opacity: 0;
}
.reveal .headshot img {
border-radius: 50%;
border: 4px solid #c00 !important;
}
.reveal .condensed {
letter-spacing: 0.02em;
}
.reveal .condensed li {
margin-bottom: 1em ;
}
.reveal .has-light-background .sl-block .has-dark-background > svg.redhat-logo .logotext {
fill: #ffffff !important;
}
.reveal .has-light-background .sl-block .reversed.redhat-logo .logotext,
.reveal .has-light-background .sl-block .reversed .redhat-logo .logotext,
.reveal .has-light-background .sl-block .has-dark-background > .redhat-logo .logotext {
fill: #ffffff !important;
}
.reveal .has-dark-background .sl-block .reversed.redhat-logo .logotext,
.reveal .has-dark-background .sl-block .reversed .redhat-logo .logotext,
.reveal .has-dark-background .sl-block .has-light-background > .redhat-logo .logotext {
fill: #000000 !important;
}
.reveal .has-dark-background .has-light-background .logo .only-dark path,
.reveal .has-light-background .mono.redhat-logo path {
fill: #000000 !important;
}
.reveal .has-dark-background .mono.redhat-logo path {
fill: #ffffff;
}
.reveal .has-dark-background .logo .only-dark {
display: block;
}
.reveal .has-light-background .logo .only-light {
display: block;
}
.reveal .has-light-background .logo .only-dark {
display: none;
}
.reveal .has-dark-background .logo .only-light {
display: none;
}
.reveal .has-light-background .reversed svg path {
fill: #ffffff !important;
}
.reveal .has-dark-background .reversed svg path {
fill: currentcolor;
}
.reveal .has-dark-background .has-light-background .logo .only-light,
.reveal .has-dark-background .reversed .logo .only-dark {
display: block;
}
.reveal .has-light-background .has-dark-background .logo .only-dark,
.reveal .has-light-background .logo .only-light {
display: block;
}
.reveal .has-light-background .has-dark-background .redhat-logo .only-dark,
.reveal .has-light-background .redhat-logo .only-light {
fill: #ffffff !important;
}
.reveal .has-light-background .has-dark-background .logo .only-light,
.reveal .has-light-background .logo .only-dark,
.reveal .has-dark-background .has-light-background .logo .only-dark,
.reveal .has-dark-background .logo .only-light {
display: none;
}
.reveal .future .fade-up,
.reveal .future .fade-down,
.reveal .future .fade-left,
.reveal .future .fade-right,
.reveal .future .fade-zoom {
-webkit-transition: none;
transition: none;
opacity: 0;
filter: alpha(opacity=0);
}
.reveal .future .fade-up,
.reveal .fade-up.fragment {
-webkit-transform: translate(0, 2em);
-ms-transform: translate(0, 2em);
transform: translate(0, 2em);
opacity: 0;
filter: alpha(opacity=0);
}
.reveal .future .fade-down,
.reveal .fade-down.fragment {
-webkit-transform: translate(0, -2em);
-ms-transform: translate(0, -2em);
transform: translate(0, -2em);
opacity: 0;
filter: alpha(opacity=0);
}
.reveal .future .fade-left,
.reveal .fade-left.fragment {
-webkit-transform: translate(2em, 0);
-ms-transform: translate(2em, 0);
transform: translate(2em, 0);
opacity: 0;
filter: alpha(opacity=0);
}
.reveal .future .fade-right,
.reveal .fade-right.fragment {
-webkit-transform: translate(-2em, 0);
-ms-transform: translate(-2em, 0);
transform: translate(-2em, 0);
opacity: 0;
filter: alpha(opacity=0);
}
.reveal .future .fade-zoom,
.reveal .fade-zoom.fragment {
-webkit-transform: scale(0.1);
-ms-transform: scale(0.1);
transform: scale(0.1);
opacity: 0;
filter: alpha(opacity=0);
}
.reveal .future .fade-in {
transition: none;
opacity: 0;
}
.reveal .present .fade-in,
.reveal .present .fade-up,
.reveal .present .fade-down,
.reveal .present .fade-left,
.reveal .present .fade-right,
.reveal .present .fade-zoom {
-webkit-transition: all .5s ease .5s;
transition: all .5s ease .5s;
opacity: 1;
filter: alpha(opacity=100);
}
.reveal .present .fragment.visible.fade-up,
.reveal .present .fragment.visible.fade-down,
.reveal .present .fragment.visible.fade-left,
.reveal .present .fragment.visible.fade-right,
.reveal .present .fragment.visible.fade-zoom {
-webkit-transform: none ;
-ms-transform: none ;
transform: none ;
opacity: 1;
filter: alpha(opacity=100);
}
.reveal .sl-block {
font-family: "Overpass 2", "Hiragino Kaku Gothic", "Hiragino Kaku Gothic ProN", "ヒラギノ角ゴ Pro W3", Overpass, sans-serif !important;
}
.reveal .has-light-background .icon.stroked {
color: currentcolor;
}
.reveal .has-dark-background .icon.stroked path {
stroke: currentcolor;
}
.reveal .has-dark-background .only-light-background {
display: none !important;
}
.reveal .has-dark-background .only-dark-background {
display: block !important;
}
.reveal a.call-to-action:hover {
background-color: #d00 !important;
box-shadow: 0 0.5em 1em rgba(0, 0, 0, 0.05) !important;
text-shadow: none !important;
}
.reveal .sl-block[data-block-type="snippet"] table {
width: 100% !important;
max-width: 100% !important;
}
.reveal .sl-block[data-block-type="snippet"] table td {
border-color: currentcolor !important;
}
.reveal .sl-block[data-block-type="snippet"] table td {
text-align: inherit !important;
}
.reveal .sl-block[data-block-type="text"] table {
width: 100%;
}
.reveal .sl-block[data-block-type="text"] table td {
border-color: currentcolor;
}
.reveal .sl-block[data-block-type="text"] table td {
text-align: inherit;
}
.reveal.reveal .sl-block[data-block-type="image"] .person {
border-radius: 50%;
position: relative !important;
background-color: transparent;
height: auto !important;
}
.reveal.reveal .sl-block[data-block-type="image"] .person:before {
content: "" !important;
display: block !important;
padding-top: 100% ;
position: relative !important ;
/* 4:3 aspect ratio */
}
.reveal.reveal .sl-block[data-block-type="image"] .person > img {
position: absolute ;
margin: 0 auto !important;
left: 0% ;
right: 0 ;
width: auto !important;
top: 0 ;
bottom: 0 ;
}
.reveal .present .delay-1 {
transition-delay: 0.1s;
}
.reveal .present .delay-2 {
transition-delay: 0.2s;
}
.reveal .present .delay-3 {
transition-delay: 0.3s;
}
.reveal .present .delay-4 {
transition-delay: 0.4s;
}
.reveal .present .delay-5 {
transition-delay: 0.5s;
}
.reveal .present .delay-6 {
transition-delay: 0.6s;
}
.reveal .present .delay-7 {
transition-delay: 0.7s;
}
.reveal .present .delay-8 {
transition-delay: 0.8s;
}
.reveal .present .delay-9 {
transition-delay: 0.9s;
}
.reveal .present .delay-10 {
transition-delay: 1s;
}
.reveal .present .delay-11 {
transition-delay: 1.1s;
}
.reveal .present .delay-12 {
transition-delay: 1.2s;
}
.reveal .present .delay-13 {
transition-delay: 1.3s;
}
.reveal .present .delay-14 {
transition-delay: 1.4s;
}
.reveal .present .delay-15 {
transition-delay: 1.5s;
}
.reveal .present .delay-16 {
transition-delay: 1.6s;
}
.reveal .present .delay-17 {
transition-delay: 1.7s;
}
.reveal .present .delay-18 {
transition-delay: 1.8s;
}
.reveal .present .delay-19 {
transition-delay: 1.9s;
}
.reveal .present .delay-20 {
transition-delay: 2s;
}
.reveal .present .delay-21 {
transition-delay: 2.1s;
}
.reveal .present .delay-22 {
transition-delay: 2.2s;
}
.reveal .present .delay-23 {
transition-delay: 2.3s;
}
.reveal .present .delay-24 {
transition-delay: 2.4s;
}
.reveal .present .delay-25 {
transition-delay: 2.5s;
}
.reveal .present .delay-26 {
transition-delay: 2.6s;
}
.reveal .present .delay-27 {
transition-delay: 2.7s;
}
.reveal .present .delay-28 {
transition-delay: 2.8s;
}
.reveal .present .delay-29 {
transition-delay: 2.9s;
}
.reveal .present .delay-30 {
transition-delay: 3s;
}
.reveal .present .delay-31 {
transition-delay: 3.1s;
}
.reveal .present .delay-32 {
transition-delay: 3.2s;
}
.reveal .present .delay-33 {
transition-delay: 3.3s;
}
.reveal .present .delay-34 {
transition-delay: 3.4s;
}
.reveal .present .delay-35 {
transition-delay: 3.5s;
}
.reveal .present .delay-36 {
transition-delay: 3.6s;
}
.reveal .present .delay-37 {
transition-delay: 3.7s;
}
.reveal .present .delay-38 {
transition-delay: 3.8s;
}
.reveal .present .delay-39 {
transition-delay: 3.9s;
}
.reveal .present .delay-40 {
transition-delay: 4s;
}
.reveal .light-foreground .sl-block * {
color: #fff;
}
.reveal .dark-foreground .sl-block * {
color: #000;
}
.reveal .has-dark-background .invert {
color: #000;
}
.reveal .has-light-background .invert * {
color: #fff ;
}
.reveal .has-light-background .invert .only-light-background {
display: none ;
}
.reveal .has-light-background .invert .only-dark-background {
display: block !important;
}
.reveal .has-dark-background .invert .only-light-background {
display: block !important ;
}
.reveal .has-dark-background .invert .only-dark-background {
display: none !important;
}
.reveal .slide-number {
position: absolute !important;
opacity: 1;
right: 1em;
height: 28px;
min-width: 28px;
bottom: auto;
left: auto;
text-align: center;
font-size: 14px;
border-radius: 28px;
line-height: 28px;
color: white;
text-shadow: 0 0.1em 0.5em rgba(0, 0, 0, 0.4);
top: 1em;
font-family: "Overpass 2", Overpass, sans-serif;
font-weight: 500;
white-space: nowrap;
padding: 4px;
box-sizing: content-box;
}
.reveal .slide-number-delimiter {
margin: 0 1px;
}
.reveal.reveal .present.in-3d-appear {
transform: translatez(0em) !important;
animation: none !important;
transition: transform 1s ease !important;
}
.reveal.reveal .future.in-3d-appear {
transform: translatez(10em) rotateX(21deg) !important;
animation: none !important;
}
.reveal .no-filter img,
.reveal .no-filter {
filter: none !important;
-webkit-filter: none !important;
}
.reveal .present .fade-in-slow {
transition: all 5s ease;
}
.reveal .future .fade-in-slow {
transition: none;
opacity: 0;
}
.reveal .redhat-logo .logotext {
fill: #000000 !important;
}
.reveal .has-dark-background .redhat-logo .logotext {
fill: #ffffff !important;
}
.reveal [data-block-type="table"] .sl-block-content {
font-size: .75em;
background-color: #c00;
color: #fff;
}
.reveal [data-block-type="table"] td {
background-color: #e5e5e5;
color: #333;
border-color: white;
}
.reveal div[data-block-type="table"] th {
font-weight: 500;
}
.reveal [data-block-type="table"] tr:nth-child(odd) td {
background-color: #f5f5f5;
color: #333;
}
.reveal .has-dark-background > [data-block-type="table"] td {
background-color: #131619;
color: #fff;
}
.reveal .has-dark-background > [data-block-type="table"] tr:nth-child(odd) td {
background-color: #232629;
color: #fff;
}
.reveal [data-block-type="code"],
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</head>
<body class="reveal-viewport theme-font-overpass2 theme-color-no-color">
<div class="reveal">
<div class="slides">
<section class="has-dark-background" data-background-color="#b21a0f" data-background-image="containers-under-the-hood/5e1a7c37f8b075137176a16db5edc490.svg" data-background-size="cover" data-id="104124bc9471640953b625b5574edf7d">
<div class="sl-block" data-block-type="text" style="height: auto; width: 852px; left: 108px; top: 244px;" data-block-id="d47113ddc5922a083caff91ea62b4024"><div class="sl-block-content" data-placeholder-tag="p" data-placeholder-text="Text" style="z-index: 11;">
<h1>Containers:</h1>
<h2>Under the Hood</h2>
<p> </p>
<p>Vincent Batts  @vbatts</p>
</div></div>
</section><section class="has-light-background" data-background-color="#f28542" data-background-image="containers-under-the-hood/60672f0849c5b758b11dc0905dc42c02.svg" data-id="43c67a8fd2abdb057ed6d2fbfd010939"><div class="sl-block" data-block-type="code" style="min-width: 30px; min-height: 30px; width: 957px; height: 280px; left: 2px; top: 29px;" data-block-id="a52cbd7b1b5fa5102a2a940f9b8dc776"><div class="sl-block-content" style="z-index: 11; font-size: 164%;" data-highlight-theme="zenburn"><pre class="none"><code>$&gt; finger $(whoami)
Login: vbatts Name: Vincent Batts
Directory: /home/vbatts Shell: /bin/bash
Such mail.
Plan:
OHMAN
$&gt; id -Gn
devel opencontainers docker appc redhat golang slackware</code></pre></div></div>
<div class="sl-block" data-block-type="image" style="min-width: 30px; min-height: 30px; width: 478.222px; height: 269px; left: 181.778px; top: 350px;" data-block-id="7e8f21afa8ae97d7f7a463287afa0887"><div class="sl-block-content" style="z-index: 12;"><img data-natural-width="320" data-natural-height="180" data-src="containers-under-the-hood/339e84e5deca8af62480a1dc3fb7af96.gif"></div></div></section><section class="has-light-background" data-background-color="#f6c764" data-background-image="containers-under-the-hood/60672f0849c5b758b11dc0905dc42c02.svg" data-id="53e4629c36d2c19d91e010f8222054b4"><div class="sl-block" data-block-type="image" data-block-id="6842399ccc462cdb5828d225770ee09a" style="min-width: 30px; min-height: 30px; width: 351px; height: 351px; left: 145px; top: 315px;"><div class="sl-block-content" style="z-index: 11;" data-inline-svg="false"><img data-natural-width="500" data-natural-height="500" style="" data-src="containers-under-the-hood/31b17322559178827a235d220821aa93.svg"></div></div>
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<div class="sl-block" data-block-type="image" style="min-width: 30px; min-height: 30px; width: 360px; height: 90px; left: 136px; top: 70px;" data-block-id="d51a0d78daf549bbb0e57cd338414d02"><div class="sl-block-content" style="z-index: 14;"><img data-natural-width="1600" data-natural-height="400" data-src="containers-under-the-hood/542b59f31db02832eded7b7a33bdd9ef.png"></div></div></section><section class="has-light-background" data-background-color="#fbe9c3" data-background-image="containers-under-the-hood/60672f0849c5b758b11dc0905dc42c02.svg" data-id="00dd6acaeed09ddf7263dbc6c1fb3eeb"><div class="sl-block" data-block-type="text" style="height: auto; min-width: 30px; min-height: 30px; width: 600px; left: 40px; top: 47px;" data-block-id="584f787c2c732d5fa35caedfdd53ee24"><div class="sl-block-content" data-placeholder-tag="p" data-placeholder-text="Text" style="z-index: 11;">
<h2>Hands-on:</h2>
</div></div>
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<ul>
<li style="color:rgb(53, 64, 69)"><span style="font-size:1.4em">capabilities</span></li>
<li style="color:rgb(53, 64, 69)"><span style="font-size:1.4em">Syscalls</span></li>
<li><span style="font-size:1.4em">Namespaces</span></li>
<li><span style="font-size:1.4em">Copy-On-Write (CoW)</span></li>
<li><span style="font-size:1.4em">Archives</span></li>
</ul>
</div></div>
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<p style="text-align: center;">p.s. Don't forget to fill out the surveys!</p>
</div></div></section><section class="has-light-background" data-background-color="#cfe68f" data-background-image="containers-under-the-hood/60672f0849c5b758b11dc0905dc42c02.svg" data-id="b7d8b0e84f42a99bd85a74cb3f49f839"><div class="sl-block" data-block-type="text" style="height: auto; min-width: 30px; min-height: 30px; width: 600px; left: 40px; top: 94px;" data-block-id="abe69e5ec03579ccfe2c2bb8dfc8a4b1"><div class="sl-block-content" data-placeholder-tag="p" data-placeholder-text="Text" style="z-index: 11;">
<h2>So,</h2>
</div></div>
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<h2>Why, Containers?</h2>
</div></div>
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<pre>Single Application</pre>
</div></div>
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<pre>Full System</pre>
</div></div>
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<pre>But Not a VM</pre>
</div></div>
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<pre>Except Maybe a VM</pre>
</div></div>
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<pre>Pods of applications</pre>
</div></div>
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<pre>Labels of services</pre>
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<pre>Non-root</pre>
</div></div>
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<pre>Desktop Applications</pre>
</div></div>
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<pre>OMG AND CATS</pre>
</div></div>
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<p><span style="font-size:0.7em"><a href="https://www.flickr.com/photos/27549668@N03/" target="_blank">https://www.flickr.com/photos/27549668@N03/</a></span></p>
</div></div></section><section class="has-light-background" data-background-color="#e1efba" data-background-image="containers-under-the-hood/60672f0849c5b758b11dc0905dc42c02.svg" data-id="9a31d21232bc7b9c95cf55dea8c67528"><div class="sl-block" data-block-type="text" style="height: auto; min-width: 30px; min-height: 30px; width: 600px; left: 120px; top: 78px;" data-block-id="11135a000724d114c96b58bb5d604ad3"><div class="sl-block-content" data-placeholder-tag="p" data-placeholder-text="Text" style="z-index: 11; font-size: 150%;">
<pre>But Wait,
</pre>
</div></div>
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<pre>What does "container" mean to you?</pre>
</div></div>
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<h2>Capabilities</h2>
</div></div>
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<ul>
<li><span style="font-size:1.4em"><a href="http://man7.org/linux/man-pages/man7/capabilities.7.html" target="_blank">capabilities(7)</a></span></li>
<li><span style="font-size:1.4em"><a href="http://man7.org/linux/man-pages/man1/setpriv.1.html" target="_blank">setpriv(1)</a> (only on some versions of util-linux)</span></li>
<li><span style="font-size:1.4em"><a href="http://man7.org/linux/man-pages/man1/capsh.1.html" target="_blank">capsh(1)</a></span></li>
<li><span style="font-size:1.4em"><a href="http://man7.org/linux/man-pages/man5/proc.5.html" target="_blank">proc(5)</a></span></li>
</ul>
</div></div>
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<h3 style="text-align: center;">Demo</h3>
</div></div></section><section class="has-light-background" data-background-color="#9fd4eb" data-background-image="containers-under-the-hood/60672f0849c5b758b11dc0905dc42c02.svg" data-id="6a97bce816ee7e11ab6f7e3a455d62b6"><div class="sl-block" data-block-type="text" style="height: auto; min-width: 30px; min-height: 30px; width: 600px; left: 80px; top: 180px;" data-block-id="ead39a983404074698f4541b6239b726"><div class="sl-block-content" data-placeholder-tag="p" data-placeholder-text="Text" style="z-index: 10;">
<h3>Good Idea:</h3>
</div></div>
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<h3>Bad Idea:</h3>
</div></div>
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<p><span style="font-size:1.4em">whistling while you work</span></p>
</div></div>
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<p><span style="font-size:1.4em">whistling while you eat</span></p>
</div></div></section><section class="has-light-background" data-background-color="#7cd5ee" data-background-image="containers-under-the-hood/60672f0849c5b758b11dc0905dc42c02.svg" data-id="59c48b37c55612e6adbe6fb049eeebd3">
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<h3 style="text-align: center;">Demo</h3>
</div></div>
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<h2>Syscalls</h2>
</div></div>
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<ul>
<li><span style="font-size:1.4em"><a href="https://www.kernel.org/doc/Documentation/prctl/seccomp_filter.txt" target="_blank">seccomp(2)</a></span></li>
<li><span style="font-size:1.4em"><a href="http://man7.org/linux/man-pages/man5/proc.5.html" target="_blank">proc(5)</a> </span></li>
</ul>
</div></div></section><section class="has-light-background" data-background-color="#6ec1e3" data-background-image="containers-under-the-hood/60672f0849c5b758b11dc0905dc42c02.svg" data-id="c1264d9df4730181498827bf28207933"><div class="sl-block" data-block-type="text" style="height: auto; width: 600px; left: 80px; top: 180px;" data-block-id="f815cc572507a92860e94c9858906040"><div class="sl-block-content" data-placeholder-tag="p" data-placeholder-text="Text" style="z-index: 10;">
<h3>Good Idea:</h3>
</div></div>
<div class="sl-block" data-block-type="text" style="height: auto; width: 600px; left: 240px; top: 350px;" data-block-id="b4f2ca931624dffb4b2135af8f4a78fc"><div class="sl-block-content fragment" data-placeholder-tag="p" data-placeholder-text="Text" style="z-index: 11;" data-fragment-index="1">
<h3>Bad Idea:</h3>
</div></div>
<div class="sl-block" data-block-type="text" style="height: auto; width: 600px; left: 160px; top: 250px;" data-block-id="78e9c65f647ace5f54038e23bf884fa9"><div class="sl-block-content fragment" data-placeholder-tag="p" data-placeholder-text="Text" style="z-index: 12;" data-fragment-index="0">
<p><span style="font-size:1.4em">feeding a stray kitten in the park</span></p>
</div></div>
<div class="sl-block" data-block-type="text" style="height: auto; width: 600px; left: 320px; top: 420px;" data-block-id="fde5ef7ede9dbf11a0861bad0b238dcc"><div class="sl-block-content fragment" data-placeholder-tag="p" data-placeholder-text="Text" style="z-index: 14;" data-fragment-index="2">
<p><span style="font-size:1.4em">feeding a stray kitten in the park to a bear</span></p>
</div></div></section><section class="has-light-background" data-background-color="#07b9e4" data-background-image="containers-under-the-hood/60672f0849c5b758b11dc0905dc42c02.svg" data-id="3b47d84435e07ab15517984cfe1a8b18">
<div class="sl-block" data-block-type="text" style="height: auto; width: 600px; left: 180px; top: 536px;" data-block-id="72d18f9dd557ccb1b0fa76fb159b31b4"><div class="sl-block-content fragment" data-placeholder-tag="p" data-placeholder-text="Text" style="z-index: 10;" data-fragment-index="0">
<h3 style="text-align: center;">Demo</h3>
</div></div>
<div class="sl-block" data-block-type="text" style="height: auto; width: 600px; left: 80px; top: 70px;" data-block-id="4ae0fd637a14827068bcd69f96ed363e"><div class="sl-block-content" data-placeholder-tag="p" data-placeholder-text="Text" style="z-index: 11;">
<h2>Namespaces</h2>
</div></div>
<div class="sl-block" data-block-type="text" style="height: auto; width: 600px; left: 160px; top: 237px;" data-block-id="d3e9abe3f3fec259d362e55fb1971421"><div class="sl-block-content" data-placeholder-tag="p" data-placeholder-text="Text" style="z-index: 13;">
<ul>
<li><a href="http://man7.org/linux/man-pages/man1/unshare.1.html" target="_blank"><span style="font-size:1.4em">unshare(1)</span></a></li>
<li><a href="http://man7.org/linux/man-pages/man5/proc.5.html" target="_blank"><span style="font-size:1.4em">proc(5)</span></a></li>
<li><a href="http://man7.org/linux/man-pages/man8/lsns.8.html" target="_blank"><span style="font-size:1.4em">lsns(8)</span></a></li>
<li><a href="http://man7.org/linux/man-pages/man1/nsenter.1.html" target="_blank"><span style="font-size:1.4em">nsenter(1)</span></a></li>
</ul>
</div></div></section><section class="has-light-background" data-background-color="#d7cde5" data-background-image="containers-under-the-hood/60672f0849c5b758b11dc0905dc42c02.svg" data-id="d5a43d5f049e4fa1881ac73c1f9fc166"><div class="sl-block" data-block-type="text" style="height: auto; width: 600px; left: 80px; top: 180px;" data-block-id="fb82519684bb95efa7394b932fc7d8ef"><div class="sl-block-content" data-placeholder-tag="p" data-placeholder-text="Text" style="z-index: 10;">
<h3>Good Idea:</h3>
</div></div>
<div class="sl-block" data-block-type="text" style="height: auto; width: 600px; left: 240px; top: 350px;" data-block-id="5563c07598a2d72a5016648bc3688e2c"><div class="sl-block-content fragment" data-placeholder-tag="p" data-placeholder-text="Text" style="z-index: 11;" data-fragment-index="1">
<h3>Bad Idea:</h3>
</div></div>
<div class="sl-block" data-block-type="text" style="height: auto; width: 600px; left: 160px; top: 250px;" data-block-id="53a8c4b1c3e8fa9dcbc7dda45d75ac32"><div class="sl-block-content fragment" data-placeholder-tag="p" data-placeholder-text="Text" style="z-index: 12;" data-fragment-index="0">
<p><span style="font-size:1.4em">playing catch with your grandpa</span></p>
</div></div>
<div class="sl-block" data-block-type="text" style="height: auto; width: 600px; left: 320px; top: 420px;" data-block-id="cfcfdd46b879d92cbe95532c28ee647d"><div class="sl-block-content fragment" data-placeholder-tag="p" data-placeholder-text="Text" style="z-index: 14;" data-fragment-index="2">
<p><span style="font-size:1.4em">playing catch <strong><em>with</em></strong> your grandpa</span></p>
</div></div></section><section class="has-light-background" data-background-color="#d7cde5" data-background-image="containers-under-the-hood/60672f0849c5b758b11dc0905dc42c02.svg" data-id="d186c9b1861c62479eba6b6bc12a33cf">
<div class="sl-block" data-block-type="text" style="height: auto; width: 600px; left: 180px; top: 536px;" data-block-id="e7b5744924ee836dc1ff5e4d4e0aee4e"><div class="sl-block-content fragment" data-placeholder-tag="p" data-placeholder-text="Text" style="z-index: 10;" data-fragment-index="0">
<h3 style="text-align: center;">Demo</h3>
</div></div>
<div class="sl-block" data-block-type="text" style="height: auto; width: 600px; left: 80px; top: 70px;" data-block-id="9b66faaaac51aadcc261cb484b1374b2"><div class="sl-block-content" data-placeholder-tag="p" data-placeholder-text="Text" style="z-index: 11;">
<h2>Copy-on-write (COW)</h2>
</div></div>
<div class="sl-block" data-block-type="text" style="height: auto; width: 600px; left: 160px; top: 237px;" data-block-id="db2c8f03c298093fc42840af524526ae"><div class="sl-block-content" data-placeholder-tag="p" data-placeholder-text="Text" style="z-index: 13;">
<ul>
<li><a href="http://man7.org/linux/man-pages/man7/lvmthin.7.html" target="_blank"><span style="font-size:1.4em">lvmthin(7)</span></a></li>
<li><a href="http://man7.org/linux/man-pages/man8/btrfs.8.html" target="_blank"><span style="font-size:1.4em">btrfs-subvolume(8)</span></a></li>
<li><a href="https://www.kernel.org/doc/Documentation/filesystems/overlayfs.txt" target="_blank"><span style="font-size:1.4em">overlayFS</span></a></li>
</ul>
</div></div></section><section class="has-light-background" data-background-color="#d7cde5" data-background-image="containers-under-the-hood/60672f0849c5b758b11dc0905dc42c02.svg" data-id="d472c6d78cf0c261c9eab26ce1035099"><div class="sl-block" data-block-type="text" style="height: auto; width: 600px; left: 80px; top: 180px;" data-block-id="7e8668044b92d37c7075f80d9b3283f1"><div class="sl-block-content" data-placeholder-tag="p" data-placeholder-text="Text" style="z-index: 10;">
<h3>Good Idea:</h3>
</div></div>
<div class="sl-block" data-block-type="text" style="height: auto; width: 600px; left: 240px; top: 350px;" data-block-id="fe6d30f49cd1d9980916acca20294eb1"><div class="sl-block-content fragment" data-placeholder-tag="p" data-placeholder-text="Text" style="z-index: 11;" data-fragment-index="1">
<h3>Bad Idea:</h3>
</div></div>
<div class="sl-block" data-block-type="text" style="height: auto; width: 600px; left: 160px; top: 250px;" data-block-id="013507ab90b081184af3e8406dc3e866"><div class="sl-block-content fragment" data-placeholder-tag="p" data-placeholder-text="Text" style="z-index: 12;" data-fragment-index="0">
<p><span style="font-size:1.4em">being served breakfast in bed</span></p>
</div></div>
<div class="sl-block" data-block-type="text" style="height: auto; width: 600px; left: 320px; top: 420px;" data-block-id="6f325bd3398249dd6520a58ec7442da3"><div class="sl-block-content fragment" data-placeholder-tag="p" data-placeholder-text="Text" style="z-index: 14;" data-fragment-index="2">
<p><span style="font-size:1.4em">being served tennis balls in bed</span></p>
</div></div></section><section class="has-light-background" data-background-color="#d7cde5" data-background-image="containers-under-the-hood/60672f0849c5b758b11dc0905dc42c02.svg" data-id="643b9b2cf285dcae823b378ab42c45fb">
<div class="sl-block" data-block-type="text" style="height: auto; width: 600px; left: 80px; top: 70px;" data-block-id="a7cfb9ce96380cbcca56a6f4b0f19c8c"><div class="sl-block-content" data-placeholder-tag="p" data-placeholder-text="Text" style="z-index: 11;">
<h2>FS *MAGIC*</h2>
</div></div>
<div class="sl-block" data-block-type="text" style="height: auto; width: 600px; left: 160px; top: 237px;" data-block-id="3220c38b04c9df4ac84cb60b60ed0f5a"><div class="sl-block-content" data-placeholder-tag="p" data-placeholder-text="Text" style="z-index: 13;">
<p><span style="font-size:1.4em"><a href="https://www.kernel.org/doc/Documentation/filesystems/sharedsubtree.txt" target="_blank">shared subtree propogation</a></span></p>
</div></div></section><section class="has-light-background" data-background-color="#ac97ca" data-background-image="containers-under-the-hood/60672f0849c5b758b11dc0905dc42c02.svg" data-id="919550d95a2bba9d0b1ddfaa10f65aaf"><div class="sl-block" data-block-type="text" style="height: auto; width: 600px; left: 80px; top: 180px;" data-block-id="f9f206a242adf2053157112c320be1c7"><div class="sl-block-content" data-placeholder-tag="p" data-placeholder-text="Text" style="z-index: 10;">
<h3>Good Idea:</h3>
</div></div>
<div class="sl-block" data-block-type="text" style="height: auto; width: 600px; left: 240px; top: 350px;" data-block-id="1da479534768a499828680988d4a7845"><div class="sl-block-content fragment" data-placeholder-tag="p" data-placeholder-text="Text" style="z-index: 11;" data-fragment-index="1">
<h3>Bad Idea:</h3>
</div></div>
<div class="sl-block" data-block-type="text" style="height: auto; width: 600px; left: 160px; top: 250px;" data-block-id="a763a6aca67816080e0aa4984653d315"><div class="sl-block-content fragment" data-placeholder-tag="p" data-placeholder-text="Text" style="z-index: 12;" data-fragment-index="0">
<p><span style="font-size:1.4em">ordering a chili dog to go</span></p>
</div></div>
<div class="sl-block" data-block-type="text" style="height: auto; width: 600px; left: 320px; top: 420px;" data-block-id="bdc53413727a2c07a741d7083a454a58"><div class="sl-block-content fragment" data-placeholder-tag="p" data-placeholder-text="Text" style="z-index: 14;" data-fragment-index="2">
<p><span style="font-size:1.4em">ordering a chili dog that makes you go</span></p>
</div></div></section><section class="has-light-background" data-background-color="#ac97ca" data-background-image="containers-under-the-hood/60672f0849c5b758b11dc0905dc42c02.svg" data-id="e0828e87d34b7ea0ac9dca7ee828e00d">
<div class="sl-block" data-block-type="text" style="height: auto; width: 600px; left: 80px; top: 70px;" data-block-id="7bbc74465b8f4eb110326d79928f3598"><div class="sl-block-content" data-placeholder-tag="p" data-placeholder-text="Text" style="z-index: 11;">
<h2>tar archives</h2>
</div></div>
<div class="sl-block" data-block-type="text" style="height: auto; width: 600px; left: 160px; top: 237px;" data-block-id="f1778294182ebd575d06c4975eed47ed"><div class="sl-block-content" data-placeholder-tag="p" data-placeholder-text="Text" style="z-index: 13;">
<ul>
<li><span style="font-size:1.4em"><a href="http://www.gnu.org/software/tar/manual/html_node/Standard.html" target="_blank">format</a></span></li>
<li><a href="https://github.com/vbatts/tar-split" target="_blank"><span style="font-size:1.4em">tar-split</span></a></li>
</ul>
</div></div></section><section class="has-light-background" data-background-color="#ac97ca" data-background-image="containers-under-the-hood/60672f0849c5b758b11dc0905dc42c02.svg" data-id="41a8b0a4cc812285acca558acb5ca3ae"><div class="sl-block" data-block-type="text" style="height: auto; width: 600px; left: 80px; top: 180px;" data-block-id="1d8b620207dca1f40dcd56e82fdea0b0"><div class="sl-block-content" data-placeholder-tag="p" data-placeholder-text="Text" style="z-index: 10;">
<h3>Good Idea:</h3>
</div></div>
<div class="sl-block" data-block-type="text" style="height: auto; width: 600px; left: 240px; top: 350px;" data-block-id="edae374a07b6d70a669999738f168b1c"><div class="sl-block-content fragment" data-placeholder-tag="p" data-placeholder-text="Text" style="z-index: 11;" data-fragment-index="1">
<h3>Bad Idea:</h3>
</div></div>
<div class="sl-block" data-block-type="text" style="height: auto; width: 600px; left: 160px; top: 250px;" data-block-id="fb5df49b1728321bf538e9474e61ccad"><div class="sl-block-content fragment" data-placeholder-tag="p" data-placeholder-text="Text" style="z-index: 12;" data-fragment-index="0">
<p><span style="font-size:1.4em">Dressing up at Halloween as a pirate</span></p>
</div></div>
<div class="sl-block" data-block-type="text" style="height: auto; width: 600px; left: 320px; top: 420px;" data-block-id="b7dfc4c9f553cc6ea2bd0aa2a560905a"><div class="sl-block-content fragment" data-placeholder-tag="p" data-placeholder-text="Text" style="z-index: 14;" data-fragment-index="2">
<p><span style="font-size:1.4em">Dressing up at Halloween as a piñata</span></p>
</div></div></section><section class="has-dark-background" data-background-color="#cc0000" data-background-image="containers-under-the-hood/60672f0849c5b758b11dc0905dc42c02.svg" data-id="f493b413871c1e2cc59b0016ba9f03db"><div class="sl-block" data-block-type="text" style="height: auto; min-width: 30px; min-height: 30px; width: 292px; left: 334px; top: 584px;" data-block-id="b907e1a44da82b3a5f0e3af6097b2ebf"><div class="sl-block-content" data-placeholder-tag="p" data-placeholder-text="Text" style="z-index: 10;">
<h2 style="text-align: center;">Thanks!</h2>
</div></div>
<div class="sl-block" data-block-type="text" style="height: auto; min-width: 30px; min-height: 30px; width: 827px; left: 53px; top: 294px;" data-block-id="ef51e9976de4838e5a1d814b1e95a71f"><div class="sl-block-content" data-placeholder-tag="p" data-placeholder-text="Text" style="z-index: 12;">
<h2 style="text-align: center;">Vincent Batts</h2>
<h2 style="text-align: center;">@vbatts| vbatts@redhat.com</h2>
</div></div></section>
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// html = html.replace( 'openstack<', 'OpenStack<' );
//
// element.html( html );
// } );
//
// clearInterval( slidesInitInterval );
// }
//
// }
// else {
// clearInterval( slidesInitInterval );
// }
// }
// }, 500 );
//
// })();
// piwik script
var _paq = _paq || [];
_paq.push(["trackPageView"]);
_paq.push(["enableLinkTracking"]);
(function() {
var u = (("https:" == document.location.protocol) ? "https" : "http") +
"://engstats.redhat.com/piwik/";
_paq.push(["setTrackerUrl", u+"piwik.php"]);
_paq.push(["setSiteId", "8"]);
var d=document, g=d.createElement("script"),
s=d.getElementsByTagName("script")[0]; g.type="text/javascript";
g.defer=true; g.async=true; g.src=u+"piwik.js"; s.parentNode.insertBefore(g,s);
})();
function sliceString(selector) {
var elements = document.getElementsByClassName(selector);
for (var h=0; h<elements.length; h++){
var string = elements[h].innerText,
total = string.length,
div = '';
// futile attempt to clean space
var string = elements[h].innerText.trim();
for (var i=0; i<total; i++) {
var letter = string.charAt(i);
div+= '<span class="'+letter+'">'+letter+'</span>';
}
elements[h].innerHTML = div;
}
}
sliceString('lettering');
sliceString('lettering'); //no rogue spaces when fired twice for some reason
// function sliceString(selector) {
// if (!document.querySelector) return;
// var string = document.querySelector(selector).innerText,
// total = string.length,
// html = '';
// for (var i=0; i<total; i++) {
// var letter = string.charAt(i);
// html+= '<span class="'+letter+'">'+letter+'</span>';
// }
// document.querySelector(selector).innerHTML = html;
//}
//sliceString('.lettering');</script>
</body>
</html>