---
title: "Issue 30: The latest Web operations, scaling, and performance news"
publication: "StatusCode Weekly"
issue: 30
published_at: "2015-09-03"
canonical_url: "https://weekly.statuscode.com/issues/30"
---

WebOps Weekly 30   . 

The latest Web operations, HTTP, and Web performance news -[Read this on the Web](http://webopsweekly.com/issues/30) 

[![WebOps Weekly\](http://webopsweekly.com/images/webops-header.png)](http://webopsweekly.com) Issue 30 — September 3, 2015     

[Rolling out Public Key Pinning with HPKP Reporting](https://developers.google.com/web/updates/2015/09/HPKP-reporting-with-chrome-46?utm_source=webopsweekly&utm_medium=email) news Chrome 46 ships with a feature called HPKP reporting, which can help you roll out a stricter form of SSL for your site. Google Developers [Google To Penalize Mobile Sites Using App Install Interstitials](http://googlewebmastercentral.blogspot.com/2015/09/mobile-friendly-web-pages-using-app.html?m=1&utm_source=webopsweekly&utm_medium=email) Google will start penalizing sites that use app install interstitials that hide a significant amount of content on the transition from the search result page. Official Google Webmaster Central Blog [Will There Be A Distributed HTTP?](https://www.mnot.net/blog/2015/08/18/distributed_http?utm_source=webopsweekly&utm_medium=email) Interesting insights and discussion around discussions at July’s HTTP Workshop on ‘distributed HTTP’ - the idea of moving the Web from a client/server model to a more distributed one. Mark Nottingham [Professional private code hosting for developers & teams](https://www.codebasehq.com/t/webopsweekly) Codebase offers fast & reliable hosting for Git, HG & SVN repos with project management built-in. 50% off first 3 months with code RUBYWEEKLY. Codebasesponsored[![\](https://copm.s3.amazonaws.com/a931e25d.png)](https://www.codebasehq.com/t/webopsweekly) [Google’s Container Engine For Running Docker Containers Now Generally Available](http://techcrunch.com/2015/08/26/googles-container-engine-for-running-docker-containers-on-its-cloud-platform-is-now-generally-avaiable/?utm_source=webopsweekly&utm_medium=email) Google’s Container Engine, its service for running and managing Docker containers on its cloud platform using its open source Kubernetes system, is now out of beta and generally available. TechCrunch [The Biggest Image in The Smallest Space](https://www.bamsoftware.com/hacks/deflate.html?utm_source=webopsweekly&utm_medium=email) tools An interesting curiosity. A 420 byte PNG that renders as a 50 gigapixel image. Potentially useful in sanity/stress testing browsers or image processing scripts. Bam Software [Test All The Things: IPv6, HTTP/2, SHA-2](https://http2.cloudflare.com/test-all-the-things-ipv6-http2-sha-2/?utm_source=webopsweekly&utm_medium=email) tools CloudFlare has unveiled a test server so people can test compatibility of Web clients with IPv4 and IPv6, HTTP/2, and SHA-2 signed SSL. John Graham-Cumming [Getting Started with Docker for Node Apps](http://blogs.msdn.com/b/vscode/archive/2015/08/11/getting-started-with-docker.aspx?utm_source=webopsweekly&utm_medium=email) tutorial A complete from-scratch walkthrough of the process of using Docker to containerize Node apps and then push them up to Docker Hub. It also shows how to run such apps on Azure. Chris Dias [Automating Resource Selection with Client Hints](https://developers.google.com/web/updates/2015/09/automating-resource-selection-with-client-hints?utm_source=webopsweekly&utm_medium=email) A detailed look at ‘client hints’ (supported in Chrome 46) which lets the browser send extra hints via HTTP headers as to the sort of images it wants back. Ilya Grigorik In brief [Russia's Wikipedia Ban Buckles Under HTTPS Encryption](https://www.eff.org/deeplinks/2015/08/russias-wikipedia-ban-buckles-under-https-encryption?utm_source=webopsweekly&utm_medium=email) news EFF [Ending support for the RC4 cipher in Microsoft Edge and Internet Explorer 11](https://blogs.windows.com/msedgedev/2015/09/01/ending-support-for-the-rc4-cipher-in-microsoft-edge-and-internet-explorer-11/?utm_source=webopsweekly&utm_medium=email) news Microsoft is announcing the end-of-support of the RC4 cipher in Edge and IE 11 with it disabled by default in 2016. Microsoft [2 TCP Flags and What They Mean](http://blog.catchpoint.com/2015/07/23/tcp-flags/?utm_source=webopsweekly&utm_medium=email) tutorial So you’re reviewing a packet capture and you come across the TCP headers with the URG or PSH flags set. Have you ever wondered what they mean? Roman Kurjewicz [Dynamic Log Formats in NGINX](https://benwilber.github.io/nginx/syslog/logging/2015/08/26/dynamic-log-formats-in-nginx.html?utm_source=webopsweekly&utm_medium=email) tutorial Ben Wilber [DNS User Guide: How does your DNS resolution affect your end users’ experiences?](http://pages.catchpoint.com/DNS-User-Guide-eBook.html?LSD=SPON=WebOpsWeekly&utm_channel=Sponsorship&utm_medium=email&utm_source=webopsweekly&utm_campaign=DNSeBook) There’s more to know about DNS besides the fact that it’s important to your website infrastructure, like how and why the quality of a DNS resolution impacts user experiences. Download our eBook for tips and strategies to improve DNS performance. Catchpoint Systems Inc.​ sponsored [Is HTTP/2 Worth The Performance Price of TLS?](https://blogs.akamai.com/2015/08/is-http2-worth-the-performance-price-of-tls.html?utm_source=webopsweekly&utm_medium=email) opinion “the ‘goodness’ of HTTP/2 should make up for the overhead of TLS and then some in most cases” The Akamai Blog [Mobile Pages That Are 1s Faster Experience Up to 27% Increase in Conversion Rate](http://www.soasta.com/blog/mobile-web-performance-monitoring-conversion-rate/?utm_source=webopsweekly&utm_medium=email) opinion A case study. SOASTA [Mobile TCP Optimization - Lessons Learned in Production](https://www.snellman.net/blog/archive/2015-08-25-tcp-optimization-in-mobile-networks/?utm_source=webopsweekly&utm_medium=email) opinion Some insights into mobile TCP optimization at the telecoms provider level. Juho Snellman [Revisiting Webapp Performance on HTTP/2](https://advancedweb.hu/2015/09/01/revisiting_webapp_performance_on_http_2/?utm_source=webopsweekly&utm_medium=email) opinion Advanced Web Machinery [10 Ad Blocking Extensions Tested for Best Performance](https://www.raymond.cc/blog/10-ad-blocking-extensions-tested-for-best-performance/view-all/?utm_source=webopsweekly&utm_medium=email) opinion Raymond CC [iOS 9 Content Blocking Will Transform The Mobile Web](http://thenextweb.com/apple/2015/08/24/ios-9-content-blocking-will-transform-the-mobile-web-ive-tried-it/?utm_source=webopsweekly&utm_medium=email) opinion Owen Williams tests an early stage ad blocker for iOS Safari to see how it impacts page load times. The Next Web [Deis delivers freedom](http://deis.io/get-deis/?utm_source=webopsweekly&utm_medium=email) tools Deploy anywhere with ease using Dockerfile, Docker Image, or 12 Factor Buildpacks. 100% Open Source. Engine Yardsponsored [CloudSploit: Open Source AWS Security Scanning](https://cloudsploit.com/?utm_source=webopsweekly&utm_medium=email) tools A browser-based security and configuration scanner that can detect hundreds of threats on your account. CloudSploit [WebGoat: A Deliberately Insecure JavaEE App for Testing](https://webgoat.github.io/?utm_source=webopsweekly&utm_medium=email) code OWASP Foundation    [Read this issue on the Web](http://webopsweekly.com/issues/30) [See our archives](http://webopsweekly.com/issues) [Change your email address](*|UPDATE_PROFILE|*)  [Stop getting this newsletter](*|UNSUB|*)  

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