Video: Is My Profiler Telling The Truth? 10/17/14 by Fabian Lange My talk about profilers and their inner workings from JavaOne is now viewable for free in its entire length on... Read more Leave your thoughts
Does My Profiler Tell The Truth? #javaone 10/06/14 by Fabian Lange On Monday 29th at the JavaOne conference I was proudly presenting my talk about profilers and how they work for... Read more Leave your thoughts
An OpenStack Crime Story solved by tcpdump, sysdig, and iostat – Episode 3 09/17/14 by Lukas Pustina Previously on OpenStack Crime Investigation … Two load balancers running as virtual machine in our OpenStack based cloud, sharing a keepalived based... Read more 9 Comments
An OpenStack Crime Story solved by tcpdump, sysdig, and iostat – Episode 2 09/16/14 by Lukas Pustina Previously on OpenStack Crime Investigation. I was called to a crime scene; our OpenStack based private cloud for CenterDevice. Somebody... Read more Leave your thoughts
An OpenStack Crime Story solved by tcpdump, sysdig, and iostat – Episode 1 09/15/14 by Lukas Pustina This is the story of how the tiniest things can sometimes be the biggest culprits. Because first and foremost, this... Read more Leave your thoughts
String Deduplication – A new feature in Java 8 Update 20 08/28/14 by Fabian Lange Strings consume a lot of memory in any application. Especially the char[] containing the individual UTF-16 characters is contributing to... Read more 7 Comments
20% time interviews – Allocation Tracker 08/07/14 by Sascha Fröhlich A few weeks ago, I started a project called “PYP – Promote Your Project”. Its about how the employees at... Read more Leave your thoughts
Fixing Garbage Collection Issues Easily 07/14/14 by Fabian Lange What do you do when your Garbage Collection runs all the time? Well usually you would try to introduce some... Read more Leave your thoughts
Elasticsearch Indexing Performance Cheatsheet 05/09/14 by Patrick Peschlow You plan to index large amounts of data in Elasticsearch? Or you are already trying to do so but it turns out that throughput is... Read more 7 Comments