Category: CometD

CometD 2.4.0 WebSocket Benchmarks

Slightly more than one year has passed since the last CometD 2 benchmarks, and more than three years since the CometD 1 benchmark. During this year we have done a lot of work on CometD, both by adding features and

Prelim Cometd WebSocket Benchmarks

I have done some very rough preliminary benchmarks on the latest cometd-2.4.0-SNAPSHOT with the latest Jetty-7.5.0-SNAPSHOT and the results are rather impressive. The features that these two releases have added are: Optimised Jetty NIO with latest JVMs and JITs considered.

CometD JSON library pluggability

It all started when my colleague Joakim showed me the results of some JSON libraries benchmarks he was doing, which showed Jackson to be the clear winner among many libraries. So I decided that for the upcoming CometD 2.4.0 release

CometD Message Flow Control with Listeners

In the last blog entry I talked about message flow control using CometD‘s lazy channels. Now I want to show how it is possible to achieve a similar flow control using specialized listeners that allow to manipulate the ServerSession message

CometD Codemotion Slides

The Codemotion conference slides of my talk on Comet and WebSocket web applications are available here: slideshare, download.

CometD Message Flow Control with Lazy Channels

In the CometD introduction post, I explained how the CometD project provides a solution for writing low-latency server-side event-driven web applications. Examples of this kind of applications are financial applications that provide stock quote price updates, or online games, or

CometD Introduction

The CometD project provides tools to write server-side event-driven web applications. This kind of web application is becoming more popular, thanks to the fact that browsers have become truly powerful (JavaScript performance problems are now a relic of the past)

Webtide

CometD