Hadoop is a large and complex software framework involving a number of components interacting with each other across multiple hardware systems. Bottlenecks in a subset of the hardware systems within the cluster can cause overall poor performance of the underlying Hadoop workload. In this tuning guide, we attempt to provide the audience with a holistic approach of Hadoop performance tuning methodologies and best practices.
Integrating Linux with Active Directory
In computer forensics, memory analysis is becoming increasingly important as a means for investigating security incidents. In this article, we provide an overview of the various memory dumping options on Linux and introduce the support in Linux for the Volatility Analysis Framework.
Red Hat massively expanded its cloud portfolio during 2012. This overview can help you evaluate Red Hat’s products in the context of VMware and others.
If you really want your evenings to belong to your job, you don’t need to depend on configuration management. But is all your overtime really necessary just to configure a server system? Configuration should just happen by magic these days; after all, we’ve had computers long enough to understand how to get it right.
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