In der Kubernetes-Landschaft unseres Kunden Contargo kommen mehrere Object-Storage-Services in Form von MinIO-Clustern zum Einsatz. Der Artikel beschreibt ein Kubernetes-Deployment des MinIO-Clients zur Unterstützung der Datenmigration zwischen zwei Object-Storages.

A small field report about replacing a bash script with a small golang program and develop it further to a 'true' script in the context of gitlab ci. Comparing small aspects of bash scripts and with the equivalent constructs in go Also mixed with some of my thoughts about scripting in general :)

At synyx we constantly try to improve the quality of the work of the Operations team. We found we were missing certain security requirements. Although we were already using ssh-key-authentication for all our linux-servers, we still had some devices and assets lying around, that were (only) accessible with the vendor-assigned default credentials. Sadly it’s impossible to use key-authentication for all devices and some appliances don’t allow for creation of multiple personalized accounts with admin rights.

Some time ago we started to create our own intranet called OpenCoffee, which is a microservice landscape based on our own Spring Boot Starters, a service discovery and an OAuth2…

Last week we attended the Open Source Datacenter Conference #OSDC 2016 in Berlin. It offered great presentations about open source tools in relation to devops, automation, monitoring, communication, logging, continuous…

Just a quick one today… RANCID (Really Awesome New Cisco config Differ) is a software to monitor a routers software and hardware configuration, and to maintain history of configuration changes…

During installation of Proxmox VE 3.3 (available here), you are only given the choice of what disk you want to use for the installation process, but not what disk layout…

A few days ago, we had to set up a XenServer Host, running on one of Hetzners dedicated servers. There are plenty of howto’s around, but since we happened to…

Ab Oktober finden Sie uns in unseren neuen Büroräumen in der Gartenstraße 67 in 76135 Karlsruhe. Unsere bisherigen Telefonnummern und Email-Adressen bleiben erhalten. Da ein Umzug natürlich auch mit logistischem…

As i told you in an earlier blogpost, we are getting ready to move into our new offices in a few weeks. So, the last few months were pretty busy…

In my last blog post, i talked about all these little things you need to keep in mind when setting up a new or replace your current network infrastructure. I…

Welcome 2014! This year will be pretty big for us here at synyx – business has been doing well and in the last couple of years, we have been grown…

As some of you might already know, synyx provides their employees with an annual budget that we can spend on anything that helps us improve our job skills, such as…

This expands on the idea in the first part of this blog series. We will still be working NIH style here – this time to improve the visuals, user-interface and…

Not being a pure Developer but more of a DevOp brings all sorts of interesting problems. When you not only sell software but are also included in the whole life-cycle…

some time ago Aljona showed how to monitor and manage your java application with jmx I’m going to show, how you can make use of JMX from the viewpoint of…

Developers have a tendency to not only work on a single project at once. Depending on those projects, there is a constant struggle to keep your programming environment in sync…

I just want to rename a bunch of files on a Linux-Streaming-Server. So my first approache was to substitute foo with bar for file in *; do mv $file `echo…

More and more Projects at our company are taking advantage of distributed and local revision control by using git. So to make a complete software-project fit for git, by not…

It took me some time to figure it out so why not sharing it with the world? Apache allows you to add basic auth to parts of your site using…

CmsShell is a neat tool to access the OpenCms VFS from the command line. This can be extremely useful when your system can’t be accessed anymore using the web interface…

Back in 2003, I’ve been working as trainee at a big webhosting company. Back in the days I’ve been really keen on the upcoming 2.6 linux kernel series, and compiled…