Velocity 2011
2011-06-14..2011-06-16
Santa Clara, United States
Velocity ·
[Velocity 2009, Velocity 2010, Velocity 2011, Velocity 2013, Velocity 2016 Santa Clara, Velocity 2016 New York, Velocity 2017]
who it's for
performance engineers, devops engineers, infrastructure engineers, site reliability engineers, web developers, mobile developers, platform engineers
topics
JavaScript metaperformance benchmarking (JSLint on itself); histograms and vertical heatmaps for latency; desired state automation with Cfengine; OpenStack networking (Quantum) on UCS; HPHP PHP-to-C++ compilation at Facebook; Node.js deployment platform with REST APIs (Cast); mobile device cloud for real-device timing and scripting; succinct tree data structures for web lookup; SSD hardware for server infrastructure; large-scale storage and analytics with Hadoop
| title | author | length |
|---|---|---|
| State of the Infrastructure | Rachel Chalmers | 15m |
A concise history of infrastructure that traces specific breakthroughs and their effects: Java plus JITs enable J2EE and server-side portability, Loudcloud and… | ||
| O'Reilly Radar | Tim O'Reilly | 11m |
Argues that large-scale web systems succeed when operations the new secret sauce turns infrastructure and performance expertise into competitive advantage… | ||
| Look at Your Data | John Rauser | 18m |
Averages hide crucial detail: a single 295 ms point can mask two distinct populations (author simulates adding 300 ms to half the hits) or a tiny 10% shoulder… | ||
| JavaScript & Metaperformance | Douglas Crockford | 16m |
Argues that tuning engines to synthetic tests encourages bad coding patterns and instead creates a new, representative benchmark: JSLint running on itself to… | ||
| Career Development | Theo Schlossnagle | 13m |
Claim: a lasting web-ops career requires treating work as a craft, adding operational thinking into development, and accepting on‑call accountability so… | ||
| Change = Mass x Velocity, and Other Laws of Infrastructure | Mark Burgess | 18m |
Argues that change must be handled as convergent, desired state automation rather than heavy process: specifies a GPS-like idempotent model implemented in… | ||
| Testing and Monitoring the Smartphone Experience | Vik Chaudhary | 18m |
Keynote debuts Mobile Device Perspective 5.0, a cloud platform that connects to real phones worldwide (demo controls an iPhone in San Mateo over 3G), records… | ||
| Opening Remarks | Steve Souders, Jesse Robbins, John Allspaw | 10m |
Announcements cover logistics and surprises: conference keynotes are live streaming the Keynotes and all breakouts are being recorded for later access; an… | ||
| Cisco and Open Stack | Lew Tucker | 13m |
Cisco joins the open source OpenStack effort and runs it on UCS systems, contributing networking code and architecture ideas; the community reaches about 60… | ||
| Facebook Open Compute & Other Infrastructure | Jonathan Heiliger | 27m |
Facebook replaces the PHP runtime with HPHP, compiling PHP to C++ and driving a roughly sixfold efficiency gain since 2009 while dozens of sites adopt it… | ||
| Holistic Performance | John Resig | 26m |
jQuery treats performance as a multi-factor problem and requires measurable proof before changes land: use JSPerf for reproducible timing, feed results into… | ||
| Cast - The Open Deployment Platform | Paul Querna | 04m |
Cast is an open source deployment platform that exposes RESTful HTTP APIs to control service lifecycle and releases. It is written in Node.js and provides API… | ||
| Lightning Demo Thursday | Michael Schneider, Andreas Grabner, Paul Irish, Sergey Chernyshev | 33m |
Four short demos show concrete tooling and numbers: Page Speed online and its API produce prioritized rule lists, a numeric score, mobile-weighted suggestions… | ||
| Velocity Culture | Jon Jenkins | 15m |
Amazon moves all amazon.com traffic onto EC2 and turned off the last physical web server Nov 10 2010, allowing fleet size to scale in single-server increments… | ||
| Your Mobile Performance - Analyze and Accelerate | Michael Kuperman, Ronni Zehavi | 05m |
Cotendo announces a live mobile acceleration suite that combines device detection, connection profiling, dynamic delivery, advanced image compression and an… | ||
| From Inception to Acquisition | Patrick Lightbody | 15m |
Launched December 2008 as BrowserMob, the product uses Selenium-driven real browsers on Amazon EC2 to generate load, charges $1 per browser-hour vs $0.085… | ||
| World IPv6 Day: What We Learned | Ian Flint | 18m |
Yahoo enables dual stack for 24 hours on June 8 and prepares by building IPv6 proxies and global 6to4 relays, retrofitting DNS, DDoS protection and analytics… | ||
| Kate Matsudaira interviewed at Velocity 2011 | Kate Matsudaira | 05m |
Launch failures fall into three concrete causes: self-inflicted deployments that break systems, environmental problems like flaky networks or third‑party APIs… | ||
| Mike Loukides and Steve Souders discuss Velocity 2011 | Mike Loukides, Steve Souders | 07m |
Velocity combines web performance and operations and adds a new mobile half-track because mobile sites remain much slower than desktop: many top destinations… | ||
| Charles Jolley interviewed at Velocity 2011 | Charles Jolley | 09m |
SproutCore builds apps as JS/HTML/CSS that can run three ways: in-browser, as a home screen web application on iOS (a separate webview mode), or packaged with… | ||
| Bryan Cantrill interviewed at Velocity 2011 | Bryan Cantrill | 06m |
Built a DTrace-based visualization for Node.js during the 2010 Node Knockout, instrumenting a distributed, dynamic, highly virtualized deployment and tying… | ||
| Justin Sheehy interviewed at Velocity 2011 | Justin Sheehy | 09m |
Argues that you should assume pieces will fail and design for recovery-oriented planning that gets the system back to a good state rather than trying to catch… | ||
| Nicole Sullivan interviewed at Velocity 2011 | Nicole Sullivan | 06m |
CSS3 now has broad browser support but still requires fallbacks; the single worst anti-pattern is location-dependent styles because they break reuse. Steve… | ||
| Steve Souders interviewed at Velocity 2011 | Steve Souders | 14m |
Mobile performance is moving from infancy to rough drafts of best practices: many popular sites still miss basics like expires headers on mobile assets, while… | ||
| Tim Caswell interviewed at Velocity 2011 | Tim Caswell | 06m |
Argues that node.js turns JavaScript into an OS-scripting, event-loop platform that makes highly concurrent services simple, claiming a live chat can go from… | ||
| Making the Web Instant | Arvind Jain | 14m |
Prefetching web pages reduces perceived load by exploiting the ~300 ms between hover and click and the 15 s average delay between search result display and… | ||
| Lightning Demos Wednesday | Marcel Duran, Patrick Meenan, Dave Johnson, Steve Souders | 31m |
YSlow surfaces a Chrome beta and a mobile bookmarklet, adds social sharing and an interactive YSlow score meter where toggling compression, caching or… | ||
| Artur on SSD's | Artur Bergman | 04m |
SSDs replace spindles and cut real tasks to minutes not hours: a file server ingests 8 million files in 9 minutes with a full backup in 12 minutes and sustains… | ||
| Jonathan Heiliger interviewed at Velocity 2011 | Jonathan Heiliger | 07m |
Explains why Facebook open‑sources Open Compute designs, citing a 38% efficiency gain and a 24% cost improvement from jointly optimizing software, servers and… | ||
| Karl Dubost interviewed at Velocity 2011 | Karl Dubost | 14m |
Browsers show concrete gains: engine speed is tenfold speed improvement over a few years, desktop and mobile engines converge, and error recovery handles messy… | ||
| Mark Burgess interviewed at Velocity 2011 | Mark Burgess | 14m |
Argues that the hard problems are scale, complexity, and Knowledge Management and that model‑oriented, idempotent configuration (convergence) yields… | ||
| Mark Imbriaco interviewed at Velocity 2011 | Mark Imbriaco | 04m |
Heroku hosts about 150,000 apps on Amazon EC2, routinely spinning up and replacing hundreds of nodes so every instance is treated as disposable; outages are… | ||
| Matt Welsh interviewed at Velocity 2011 | Matt Welsh | 07m |
Google's mobile web team diagnoses slow pages as a protocol and radio mismatch and is measuring the ecosystem with HTTP Archive to find concrete fixes. The… | ||
| Joshua Timberman interviewed at Velocity 2011 | Joshua Timberman | 08m |
Covers hands-on Chef training focused on concrete tasks: installing packages, deploying applications, managing users and integrating a database and app tier… | ||
| Josh Fraser interviewed at Velocity 2011 | Josh Fraser | 04m |
Advice lists concrete fixes: gzip enabled and extended expires headers, minify CSS/JS and resize images to device; mobile pain comes from high request latency… | ||
| John Resig interviewed at Velocity 2011 | John Resig | 07m |
Goals for jQuery center on eliminating cross‑browser pain by shipping a short, terse API that lets developers write in Firefox and have it work in Internet… | ||
| Flip Kromer interviewed at Velocity 2011 | Flip Kromer | 11m |
Infochimps describes a cloud architecture that lets teams spin up and reconfigure clusters with the push of a button, combines tools like Chef and Flume to… | ||
| Adam Jacob interviewed at Velocity 2011 | Adam Jacob | 16m |
Built Chef at Opscode to separate configuration data from pattern so consulting work scales; used it to fully automate 12 startups end-to-end. Chef grows as… | ||
| Steve Souders & John Allspaw interviewed at Velocity 2011_2 | Steve Souders, John Allspaw | 13m |
Announces that the HTTP Archive moves under the Internet Archive non‑profit with sponsorship from O'Reilly, Google, Mozilla, New Relic, Dynatrace, StrangeLoop… | ||
| Steve Souders & John Allspaw interviewed at Velocity 2011_ 1 | Steve Souders, John Allspaw | 14m |
Conference highlights include a live demo of Google Instant, a Facebook presentation about custom hardware and efficiency, and the debut of four browser… | ||
| Tim O'Reilly interviewed at Velocity 2011 | Tim O'Reilly | 16m |
Velocity grows into a story about cloud-backed, data-driven services and real-time operations: Amazon now runs its first five years on AWS every day, Google’s… | ||
| Nicolas Zakas interviewed at Velocity 2011 | Nicolas Zakas | 05m |
JavaScript grows from misunderstood toy to practical platform with concrete advice: start optimization by measure first—benchmark to see whether time is lost… | ||
| Maximiliano Firtman interviewed at Velocity 2011 | Maximiliano Firtman | 07m |
Mobile web faces fragmentation across hardware, browser engines and HTML5 support and suffers from sparse official documentation, so testing becomes mandatory… | ||
| Live from the Exhibition Hall | Mike Hendrickson | 04m |
Reports that Splunk adoption increased since last year with many returning customers, booth conversations turning from “what is Splunk?” to “Splunk rocks.”… | ||
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