Cloud Fibel 2.0
28.10.2015
Wir sind davon überzeugt, dass verteilte, skalierbare und auf Microservices basierende Anwendungen die Zukunft der IT sind. Diese Anwendungen brauchen... Weiterlesen
Beiträge von Lukas Pustina
Docker basiertes „Runtime Environment for Developers“
03.12.2014
Verteilte, skalierbare, cloudfähige Anwendungen sind die Zukunft der Softwareentwicklung. Moderne Softwareprojekte basieren auf einer Vielzahl von Komponenten, um die fachliche... Weiterlesen
An OpenStack Crime Story solved by tcpdump, sysdig, and iostat – Episode 3
17.09.2014
Previously on OpenStack Crime Investigation … Two load balancers running as virtual machine in our OpenStack based cloud, sharing a keepalived based... Weiterlesen
An OpenStack Crime Story solved by tcpdump, sysdig, and iostat – Episode 2
16.09.2014
Previously on OpenStack Crime Investigation. I was called to a crime scene; our OpenStack based private cloud for CenterDevice. Somebody... Weiterlesen
An OpenStack Crime Story solved by tcpdump, sysdig, and iostat – Episode 1
15.09.2014
This is the story of how the tiniest things can sometimes be the biggest culprits. Because first and foremost, this... Weiterlesen
Drei Tage ScalaDays 2014 im Überblick
05.07.2014
Der Fokus der ScalaDays 2014 in Berlin lag auf Vereinfachung, Reactive Streams und Event Sourcing mit Akka Persitence. Vom 16.... Weiterlesen
Provisioning IaaS Clouds with Dynamic Ansible Inventories and OpenStack Metadata
25.06.2014
My colleague Daniel Schneller gave an introduction to Ansible. A key concept of Ansible is the inventory. It contains all... Weiterlesen
Crypto is Broken or How to Apply Secure Crypto as a Developer
05.03.2014
Last year’s revelations show that crypto is broken on all levels.1 We cannot trust hardware nor commercial software providers anymore... Weiterlesen
Ceph Object Storage as fast as it gets or Benchmarking Ceph
03.03.2014
CenterDevice is a distributed document management and sharing software without any single centralized component. In our next evolution we are... Weiterlesen
Docker Registry or How to Run your own Private Docker Image Repository
18.02.2014
Docker allows to bundle artifacts and configurations in an image. These images run as light weight system-level virtual machines. In... Weiterlesen
Docker Networking Made Simple or 3 Ways to Connect LXC Containers
26.01.2014
In my previous article, I introduced Docker as a lightweight alternative to hypervisor-based virtualization. The article described the basic usage... Weiterlesen
Leichtgewichtige virtuelle Maschinen mit Docker oder wie man 100 VMs laufen lässt
06.01.2014
Virtuelle Maschinen haben viele Vorteile. Sie nutzen die Hardware besser aus, können leicht gesichert sowie ausgetauscht werden und isolieren einzelne... Weiterlesen
Lightweight Virtual Machines Made Simple with Docker or How to Run 100 Virtual Machines
06.01.2014
Running virtual machines has many benefits. They utilize your hardware much better, are easy to backup and exchange, and isolate... Weiterlesen
„Never Change a Running System“ is wrong
18.12.2013
In German, we like to make up our own English words and expressions. For example, German IT-experts have invented the... Weiterlesen
Your Hardware will Fail – Just not the Way You Expect
13.11.2013
Why do people decide to move their services into the cloud? For one thing they wish to store large amounts... Weiterlesen