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).

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 ...

From the very beginning of its entry to the market, MapR focused on the file system as an axis of innovation. Recognizing that the native Hadoop Distributed File System's (HDFS's) inability to ...

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 ...

EMC has integrated the open-source Hadoop Distributed File System into its EMC Isilon scale-out storage system, to help it make products that can organise massive unstructured datasets. The Isilon ...

Now that big data technologies like Apache Hadoop are moving into the enterprise, system engineers must start building models that can estimate how much work these distributed data processing systems ...