public marks

PUBLIC MARKS with tag performance

February 2012

High Scalability - High Scalability - Tumblr Architecture - 15 Billion Page Views a Month and Harder to Scale than Twitter

by night.kame & 1 other

Node.js wasn’t selected because it is easier to scale the team with a JVM base. Node.js isn’t developed enough to have standards and best practices, a large volume of well tested code. With Scala you can use all the Java code. There’s not a lot of knowledge of how to use it in a scalable way and they target 5ms response times, 4 9s HA, 40K requests per second and some at 400K requests per second. There’s a lot in the Java ecosystem they can leverage.

REDbot: <>

by Spone & 4 others (via)
RED is a robot that checks HTTP resources to see how they'll behave, pointing out common problems and suggesting improvements. Although it is not a HTTP conformance tester, it can find a number of HTTP-related issues.

January 2012

steelThread/redmon - GitHub

by Xavier Lacot
A nifty graphical interface for monitoring the usage of Redis instances

jQ.Mobi

by Xavier Lacot
A from-scratch re-write of jQuery, especially targeted at mobile devices : 12 kB in the minified version!

December 2011

November 2011

Pingdom

by Nicolas Lescure & 17 others
Test the Load Time of a Web Page

Inside Pantheon: the Valhalla filesystem | Pantheon

by holyver
At Pantheon, when we look at challenges Drupal projects face, we don't only do what's worked well-enough in existing deployments. We ask ourselves how we can transcend some of the challenges entirely. How Drupal stores files is no exception. So, when we started building the next generation of Pantheon (now launched), we looked at our options -- and then built a solution entirely focused on the needs of Drupal developers.

Perf4J

by astrochoupe
Perf4J is a set of utilities for calculating and displaying performance statistics for Java code. For developers who are familiar with logging frameworks such as log4j or logback, an analogy helps to describe Perf4J: Perf4J is to System.currentTimeMillis() as log4j is to System.out.println()

October 2011

High Performance Websites with Symfony2

by Xavier Lacot & 1 other
Jordi Boggiano gives some hints on how to improve the performances of a Symfony2 powered website

By-website

by mydruid
Conseil en marketing digital, webmarketing, Créer site web, création de sites

September 2011

August 2011

July 2011

Evernote Architecture - 9 Million Users and 150 Million Requests a Day

by holyver
The folks at Evernote were kind enough to write up an overview of their architecture in a post titled Architectural Digest. Dave Engberg describes their approach to networking, sharding, user storage, search, and some other custom services.

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