Quantcast, an internet audience measurement and ad targeting service, processes over 20 petabytes of data per day using Apache Hadoop and its own custom file system called Quantcast File System (QFS).

Cloud computing is a new technology which comes from distributed computing, parallel computing, grid computing and other computing technologies. In cloud computing, the data storage and computing are ...

Add Symantec to the rapidly growing list of tech vendors aiming to groom Apache Hadoop for the enterprise. The company today announced Symantec Enterprise for Hadoop, an add-on with which companies ...

This paper provides a high-level overview of how Apache Cassandra™ can be used to replace HDFS, with no programming changes required from a developer perspective, and how a number of compelling ...

MapR's file system was its original differentiator in the Hadoop market: unlike standard HDFS, which is optimized for reading, and supports writing to a file only once, MapR-FS fully supports the read ...

Big data can mean big threats to security, thanks to the tempting volumes of information that may sit waiting for hackers to peruse. BlueTalon hopes to tackle that problem with what it calls the first ...

Apache's Hadoop is an open source project that implements a Java-based, Map/Reduce parallel programming paradigm. It is designed to scale to very large clusters with thousands of nodes and terabytes ...

Hadoop is a hot topic right now, in the tech press and in the minds of IT organizations with large amounts of data. What is Hadoop and why should business leaders care? Loraine Lawson has broken down ...

Just about a year ago, I first mentioned TidyFS, a new, small distributed file system under development by Microsoft Research. Later this week at the Usenix '11 conference, Microsoft researchers ...