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The Hortonworks Blog

More from Devaraj Das

Computers are getting smarter and we are not. –Tim Berners Lee, Web Developer Google, Amazon and Netflix have conditioned us. As consumers, we expect intelligent applications that predict, suggest and anticipate our every move. We want them to sift through the millions of possibilities and suggest just a few that suit our needs. We want […]

The Hortonworks HBase team is excited to see HBase 96 released.  It represents a broad community effort and massive amount of work that has been building for more than a year. HBase 96 closes out over 2000 issues (2134 Jira tickets to be exact) and it represented the collective work from a VERY active community. Kudos […]

As we have said here, Hortonworks has been steadily increasing our investment in HBase. HBase’s adoption has been increasing in the enterprise. To continue this trend, we feel HBase needs investments in the areas of: Reliability and High Availability (all data always available, and recovery from failures is quick) Autonomous operation (minimum operator intervention) Wire […]

HBase is a critical component of the Apache Hadoop ecosystem and a core component of the Hortonworks Data Platform.  HBase enables a host of low latency Hadoop use-cases; As a publishing platform, HBase exposes data refined in Hadoop to outside systems; As an online column store, HBase supports the blending of random access data read/write […]

In this blog, I’ll cover how we tested Full Stack HA with NameNode HA in Hadooop 1 with Hadoop and HBase as components of the stack. Yes, NameNode HA is finally available in the Hadoop 1 line. The test was done with Hadoop branch-1 and HBase-0.92.x on a cluster of roughly ten nodes. The aim […]

Delegation tokens play a critical part in Apache Hadoop security, and understanding their design and use is important for comprehending Hadoop’s security model. Download our technical paper on adding security to Hadoop here. Authentication in Apache Hadoop Apache Hadoop provides strong authentication for HDFS data. All HDFS accesses must be authenticated: 1. Access from users […]