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that can be found in practically every OpenStack production cloud: the message broker RabbitMQ and MySQL. The OpenStack components use MySQL wherever they need persistent metadata (i.e., run-time data caused ... Selecting the correct OpenStack components for your use case and setting up the stack can be highly complex. This first article of a series prepares admins for practical OpenStack applications. ... OpenStack Intro ... Getting started with OpenStack ... In the Stacks

Kickstack uses Puppet modules to automate the installation of OpenStack and facilitate maintenance. ... installation. Kickstack tidies things up radically. It automatically takes care of creating data, such as Keystone users, ensures that all services of the OpenStack environment and communications ... Kickstack uses Puppet modules to automate the installation of OpenStack and facilitate maintenance. ... Kickstack: OpenStack with Puppet

OpenStack is attracting lots of publicity. Is the solution actually qualified as a cloud prime mover? We take a close look at the OpenStack cloud environment and how it works. ... it possible to modify switch configurations directly from within OpenStack. Just like OpenStack, Neutron is also modular: The API is extended by a plugin for a specific SDN technology (e.g., the previously ... OpenStack is attracting lots of publicity. Is the solution actually qualified as a cloud prime mover? We take a close look at the OpenStack cloud environment and how it works. ... OpenStack: Shooting star in the cloud

OS. Support for Hyper-V is currently in development and should be available in a future release. CloudStack can manage tens of thousands of host servers installed in multiple geographically distributed data ... Apache's CloudStack offers flexibility and some powerful networking features. ... CloudStack ... Exploring Apache CloudStack ... Stack Check

to form a page (e.g., 8KB). Several pages then form a block (~2MB). At this level, the first peculiarity of flash memory already comes to light: Whereas new data can be written to unused pages, subsequent ... Flash Stack

OpenStack, Neutron [6] is also modular: The API is extended by a plugin for a specific SDN technology (e.g., the previously mentioned Open vSwitch). Each plugin has a corresponding agent on the computing ... OpenStack is attracting lots of publicity. Is the solution actually qualified as a cloud prime mover? We take a close look at the OpenStack cloud environment and how it works. ... OpenStack ... OpenStack: Shooting star in the cloud

", "tenant_name": "admin", "username": "admin" } Pressing Save lets you save the OpenStack configuration; you can now track your cloud assets in the Data Center view. Conclusions At first glance, Ralph ... The Ralph open source asset management system and configuration database keep things simple when it comes to managing data centers, but without compromising flexibility. ... Data center management with Ralph

are quite willing to look outside the box: If they find a specific functionality outside of OpenStack relevant, they publish the module outside the Oslo framework as a standalone Python module, thus giving ... The new OpenStack version "Icehouse" comes with new features and new components, on top of numerous improvements to existing components. ... OpenStack Icehouse ... The new OpenStack version 2014.1 alias "Icehouse"

-of-service attacks are not complex and quite easy to detect. However, when the focus shifts to sniffing data, the methods are far more subtle, and highly complex IT attacks on different levels are no longer ... Anomalies in an environment's metrics data are an important indicator of an attack. The Prometheus time series database automatically detects, alerts, and forecasts anomalous behavior ... Detect anomalies in metrics data

makes it possible to track activities in real time. Casinos consistently analyze all these acquired values as finely granulated data. "Casinos employ the most talented cryptographers, computer security ... Hadoop 2.x and its associated tools promise to deliver big data solutions not just to the IT-heavy big players, but to anyone with unstructured data and the need for multidimensional data analysis. ... Big data tools for midcaps and others