High availability through low latency

Smart Homes, Internet of things, industry 4.0: The technologisation of professional and everyday life has resulted in increased demands on manufacturing IT infrastructure. Fail-safety and backup systems are becoming more and more relevant – because a power failure causes costs… Continue Reading →

Decision making support IT infrastructure or why Cloud Computing is like taxi driving

Deciding between hosting in a cloud and setting up your own IT infrastructure equals the decision of whether to buy your own car or to travel by taxi. Cloud computing is like taxi driving. You can order as many cars… Continue Reading →

Cloud&Heat wants you!

You want to make a change, you are searching for exciting challenges and you want to contribute to something sustainable? Then, you have come exactly in the right place at Cloud&Heat Technologies. As a steersman you are steering ships of… Continue Reading →

Manage OpenStack VMs with Ansible

Ansible is very simple orchestration tool that can turn hours of work on setting up an environment to seconds. In the previous post, we showed the basics of using Ansible with OpenStack VMs as hosts. In this post, we are… Continue Reading →

Create and attach Cinder volumes with Ansible

Ansible’s cloud modules for OpenStack offer various modules to manage most of OpenStack’s components. In this post, we will show how to perform basic operations with Cinder volumes — create a volume, attach it to and detach it from a… Continue Reading →

Cloud&Heat takes over former data center of the ECB in Frankfurt/Main

More and more companies move their data to the cloud. According to a study by Bitkom in 2016, two out of three German companies with 20 or more employees already rely on cloud computing. In the financial metropolis of Frankfurt,… Continue Reading →

What’s OpenStack?

OpenStack seems to be on everyone’s mind: Almost every market player which participate in the cloud market seems to count on OpenStack. For cloud newcomers and IaaS beginners there a lot of technical questions about OpenStack and for those who… Continue Reading →

Cloud&Heat closes financing round with INVEN CAPITAL successfully

Cloud&Heat Technologies GmbH, specialist in the area of water cooled data center solutions and experienced expert in the operation of secure Cloud solutions receives new capital. The financing round is being led by INVEN CAPITAL, a subsidiary of Czech energy… Continue Reading →

Block-level data tracking using device mapper’s dm-era (e.g. for replication)

This blog post will be a full tutorial about the usage of the “era” target of device mapper, also known as “dm-era”. It provides a step by step walkthrough for setting up the device mapper mappings and parsing the resulting… Continue Reading →

Orchestrating OpenStack with Ansible

Ansible is an automation engine that offers a simple client-less solution for managing server configuration and application deployment using an SSH connection. With Ansible, one is able to automate repetitive tasks in the OpenStack based Cloud and, thus, save time and… Continue Reading →

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