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Elena Crenguta Lindqvist
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‎itnot/css/reveal-override.css

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‎itnot/css/reveal-override.scss

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/* This file is linked from index.html, and should include any CSS
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overrides that you want to apply to your selected reveal.js
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"white" theme.
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*/
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.reveal {
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h3, h4, h5, h6 {
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text-transform: none;
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}
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.hidden {
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display: none !important;
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}
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section {
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img {
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border: none;
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box-shadow: none;
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}
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}
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}

‎itnot/index.html

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<link rel="stylesheet" href="css/reveal.css">
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<link rel="stylesheet" href="css/theme/white.css">
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<link rel="stylesheet" href="css/reveal-override.css">
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<!-- Theme used for syntax highlighting of code -->
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<link rel="stylesheet" href="lib/css/zenburn.css">
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<div class="reveal">
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<div class="slides">
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<!-- Slide0 -->
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<section><p><b>In the NIC of time</b></p>
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<p>Enabling high-performance edge applications with OpenStack, OVS, and SmartNICs<p/>
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<aside class="notes">
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<br>Openstack?
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</aside>
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</section>
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<section>
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<img src="pics/slide1.png" width=70% height=70%></th>
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<img src="pics/slide1.png" class="stretch"></th>
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<aside class="notes">
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<p>So! Hello everyone, my name is Elena "I won't pronounce" Lindqvist and I am here to tell you about using smartNICs with OpenStack.</p>
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<p>I work at Ericsson as a systems manager. That's *systems* manager, so ... </p>
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</aside>
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</section>
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<img src="pics/slide2_meeting.jpg" width=70% height=70%></th>
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<img src="pics/slide2_meeting.jpg" class="stretch"></th>
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<aside class="notes">
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... not this ...
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<section>
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<img src="pics/slide3_HDS.jpg" width=70% height=70%></th>
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<img src="pics/slide3_HDS.jpg" class="stretch"></th>
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<aside class="notes">
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but this ...
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</section>
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<section>
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<img src="pics/slide3_datacenter.jpg" width=70% height=70%></th>
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<img src="pics/slide3_datacenter.jpg" class="stretch"></th>
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<aside class="notes">
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or this ...
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<br>Erlang is widely used and in Openstack, RabbitMQ uses Erlang.
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<br>Fast forward to today, part of SDN, we use opendaylight with Quagga soft router for BGP ( Quagga is what followed after zebra, it is actually an extinct sub-specie of the African zebra.)
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</aside>
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</section>
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<p><b>88%</b> increase in mobile data traffic Q4-2017 to Q4-2018</p>
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<p><b>EPC</b> to the rescue</p>
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</aside>
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</section>
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<th><img src="pics/slide7_smartNIC.png" width=100% height=100%></th>
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<br>This means, you will run your ovs-vsctl show commands while logged in to the NIC
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</aside>
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<p>What is this smartNIC, anyway?</p>
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<br>What security concerns are raised with introducing a smartNIC with linux running on it. I'm looking at you, Kim!
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<p>When should you use a smartNIC?</p>
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<br>(Also, smartNIC is a good idea if you need low latency and don't care so much about migration)
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</aside>
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</aside>
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</section>
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<section> <p>Ironic Neutron Cyborg</p>
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<p style="text-align:left;">root@cic-1:~# openstack port create<br>
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<p style="text-align:left;">root@FPA1066GX-DA2:~# ovs-appctl dpif/dump-flows br0</p>
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<p>Performance</p>
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<p>Kernel Space vs User Space</p>
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<p>Kernel bypass with DPDK</p>
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<br>Moving to userspace means the kernel space is skipped together with the good stuff too like networking functionality that needs to be reimplemented now.
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<p>DPDK is great except ...</p>
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How do you move a device from kernel space to user space, in case of DPDK?
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<p>XDP and eBPF</p>
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<p style="text-align:left;">$ grep CONFIG_BPF_SYSCALL /boot/config-4.15.0-46-generic</p>
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The Linux kernel configuration item CONFIG_XDP_SOCKETS:
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<p>XDP_DROP</p>
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<p>This is BPF!</p>
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This assembly instructions set, this is BPF.
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You can safely and easily modify kernel behaviour.
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<p>BCC tools</p>
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<section> smartNICs with Storage
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<br>I talked mostly about the data traffic so far and using smartNICs with the data traffic.
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</div>
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=======
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<section> Ericsson customers that are running on Openstack.
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Telstra - linux and python story<br>
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Panasonic - legacy/uefi<br>
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Telefonica - Orange France - HA story<br>
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<br>Before we take a break and grab those beers, kindly arranged by CN, I have two things to add.
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<br>I'd like to express my deepest gratitude to a person that inspires me quite a lot.
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<br>Many of you know him, his name is FH and if you have never heard about this person, you're missing out... big time.
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<br>I attended one of his hands on workshops at OpenStack Nordics, by chance, then I found him on Twitter, then on YouTube, then I found his awesome blog.
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<br>In the spirit of sharing my astounding discovery, I ran to my colleagues ”have y’all seen this guy's blog???” Some of them replied ” oh yeah, we've been reading his posts for years, he's really good!!”
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<br>Argh, the kind of valuable information people don't share. Seriously, check out his talks on YouTube and his blog!
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<br>Datacenters today?
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<br>Stacked up "desktop" computers filled with ... air?
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// - https://github.com/hakimel/reveal.js#configuration
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// - https://github.com/hakimel/reveal.js#dependencies
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Reveal.initialize({
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controls: false,
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history: true,
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transition: "fade",
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dependencies: [
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{ src: 'plugin/markdown/marked.js' },
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{ src: 'plugin/markdown/markdown.js' },

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