This is the second part of a two part series. In part 1, I covered how important clocks are and how bad clocks can be in virtualized systems (like Amazon EC2) today. In today’s installment, I’m going to cover some disadvantages of off-the-shelf NTP installations, and how to overcome them. I'll wrap up with the solution we use and how it works for us:...
Cassandra is a highly-distributable NoSQL database with tunable consistency. What makes it highly distributable makes it also, in part, vulnerable: the whole deployment must run on synchronized clocks. In the first part of this two part series, I’ll cover how important clocks are and how bad clocks can be in virtualized systems (like Amazon EC2) today. In the next installment I’ll go over some...
Version 3.2.1 of LMAX Disruptor now ready for download on Maven Central, complete with build and IDE updates.
In my last blog post, The DevOps Tools We Use & How We Use Them, I talked about how we use Chef with Vagrant for managing, maintaining and monitoring our servers. This is great for a development environment where you spin up servers locally in Virtualbox, however in doesn’t help much when trying to maintain your production environment. In this blog post I will focus on the differences between...
GridGain has announced the release of 6.0.1 of their in-memory data grid platform, with this release focusing on cleaning up issues and a relicensing of the community code under the Apache Source License, version 2.0.
The TLS implementation in Java 7 suffers from several problems that make it impossible to run properly secure TLS servers. All of these problems have been addressed in Java 8, which offers a very good TLS stack.
Last week I wrote a post on how to log from Docker containers. In short I was playing around with Docker and wanted to try to figure out how to get some log data from my containers. Interestingly I got some great feedback from the Docker community on this post. Mostly asking why I didn’t run rsyslog outside the container on the host. This led to a bigger investigation and it looks like there is...
When you are in the log management business, who manages your logs? Well, you do, of course. The proverbs of old, though, tell you this can sometimes be a very bad idea. So here at Logentries we’ve decided to learn these lessons and invest time using our own product for what it was designed for: to monitor our own production systems, to debug software issues, to troubleshoot operational issues...
Current virality of five year old article defending Java demonstrates that hate for the language is still in style - but why do users continue to care?
While many go into hysterics over lambdas in the imminent Java SE 8 release, RebelLabs Author Thierry Wasylczenko tries to put on the brakes by pointing out some of the disadvantages to lambda fever...
Just a quick note to let you know that the Call for Papers for JAX London 2014 is open. This year JAX London featuring Big Data Con runs from 13th – 15th October at the Business Design Centre in Islington, London.
65% of Java users questioned by Typesafe are planning to upgrade to new release in next two years, and 73% are excited to get on board with Project Lambda.
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- Transitioning to Java 8 (03 Oct 2014) At JavaOne, the vice president of Java development at Oracle opened up about Java 8 trends and...
- Overcoming barriers to Java application performance (02 Oct 2014) Developers and architects at JavaOne 2014 discussed how to improve Java application performance.
- Understanding the new Nashorn (01 Oct 2014) At JavaOne 2014, discussion turned to the creation and upgrades of the compiler engine called...
- Goetz hangs his hat on lambda parallelism and performance (30 Sep 2014) When it comes to improving Java, few changes have been as eagerly anticipated as lambdas. From...
- Bitnami: How a pet project evolved into cloud hosting and server management (24 Sep 2015) It's amazing how what was once a pet project that provided simple installers to fellow developers...
- Will Java EE 8 adoption outpace previous releases? (17 Oct 2014) At JavaOne 2014, Barry Burd discussed how and why he's predicting a fast adoption of Java EE 8.
- Startup promises native Java across mobile platforms (03 Oct 2014) Learn how startup company Codename One is promising native Java across mobile platforms.
- The highlights of Java EE 8 (30 Sep 2014) At JavaOne 2014, the latest features and upgrades of Java EE 8 were highlighted.
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