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).

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 ...

The proliferation of small files in distributed file systems poses significant challenges that affect both storage efficiency and operational performance. Modern systems, such as Hadoop Distributed ...

HDFS (Hadoop Distributed File System) is a distributed user level file system which stores, processes, retrieves and manages data in a Hadoop cluster. HDFS infrastructure that Hadoop provides, include ...

Forget beards and sandals. The leading open-source file systems are enterprise-class big hitters, with advanced features and massive, often parallel, scalability. Sure, many are under development and ...