Invitation to our booth @ CeBIT 2017

Welcome to Cloud&Heat at CeBIT 2017 in Hanover: Visit us from 20 – 24 March 2017 at our booth and learn more about our secure, automated and energy- and cost-efficient Cloud solutions based on German quality standards for your company…. Continue Reading →

What is new in the OpenStack storage projects in the Newton release?

The fourteenth release of OpenStack brings countless of new features, enhancements, bug fixes, and updates. In general, the developers in the Newton release focused on and made the most progress in scalability, reliability, and high availability. In this article, we… Continue Reading →

The German Way of Cloud: Our contribution to the development of a better Cloud

High availability should be major issue in data centers. Should be! In fact, substantial failures of systems happen ever and ever again disturbing not only central administrative processes but also the operating business for an unforseeable time. This leads not… Continue Reading →

Successfull completed financing round: VNG invests in Cloud & Heat

VNG Innovation GmbH, a wholly owned subsidiary of VNG – Verbundnetz Gas AG (VNG AG), is participating as an investor in Cloud & Heat Technologies GmbH (Cloud & Heat). The Dresden start-up markets cloud-based computer services and also offers the… Continue Reading →

Using Gnocchi as a Ceilometer backend

Ceilometer When offering their infrastructure, Cloud providers must also have a method to calculate bills for their customers. The costs are calculated based on the usage of the components. Generally, the calculation consists of three steps — metering, rating and… Continue Reading →

Cells and Availability zones

Cells and Availability zones are approaches allowing you to organize and categorize the resources in your OpenStack deployment — each of them in a different way. In this post, we will introduce these concepts and give a short overview of them…. Continue Reading →

Current CPUs produce 4 times more heat than hot plates; future performance increases (only) possible by using direct water cooling

The market for data centers keeps growing. The continuous digitalization in all economic and social areas leads to a steady increase in demand for computing power. Investments in the construction and modernization of data centers have increased mainly due to… Continue Reading →

Let’s party: Cloud&Heat turns five

Besides the completion of our Datacenter in a Box and the current excitement about our expansion to Scandinavia, we have almost forgotten something really important. But only almost, because there’s a reason to celebrate: Cloud&Heat Technologies becomes five years old…. Continue Reading →

Cloud&Heat attending fast realtime project meeting in Munich

Besides our daily business concerning OpenStack based cloud computing and the construction and sales of our latest server generation Datacenter in a Box, we are contributing to several research projects to bring research and practice closer together and to achieve… Continue Reading →

Tutorial (Part 2): Highly available MariaDB Galera Cluster with floating IP

This is the second part of our tutorial about making MariaDB highly available using Galera cluster, HAProxy and VRRP. Read the first part here. In this part we will be extending the Galera cluster by a highly available HAProxy setup… Continue Reading →

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